compactrio (fpga interface)access the ni-rio readme on the ni-rio installation cd. software support...

CompactRIO™ReferenceandProcedures(FPGAInterface)June2008,370984N-01UsethisbookasareferenceforinformationaboutwhichFPGAI/Ofunctions,I/Oresources,arbitrationoptions,methods,andpropertieseachCSeriesmodulesupports.ThisbookalsoincludesinstructionsforusingLabVIEWwithCompactRIOdevices.

Toviewrelatedtopics,clicktheLocatebutton,shownatleft,inthetoolbaratthetopofthiswindow.TheLabVIEWHelphighlightsthistopicintheContentstabsoyoucannavigatetherelatedtopics.

TocommentonNationalInstrumentsdocumentation,refertotheNationalInstrumentsWebsite.©2004–2008NationalInstrumentsCorporation.Allrightsreserved.

lvfpga.chm::/FPGA_Device_IO_and_VIs_Palette.html

CompactRIORelatedDocumentation(FPGAInterface)CompactRIOincludesthefollowingdocumentation.

HelpResourcesLabVIEWHelp—UsethishelpfiletoaccessreferenceinformationaboutCSeriesmodulesandinstructionsforusingLabVIEWwithCompactRIOdevices.UsingtheContentstab,navigatetoFPGAModule»CompactRIOReferenceandProcedures.YoucanfindhelptopicsforthemoduleyouareusingbynavigatingontheContentstabtoFPGAModule»CompactRIOReferenceandProcedures»ModuleType»NI9xxx.Measurement&AutomationExplorer(MAX)HelpforCompactRIO—UsethishelpfiletoaccessinstructionsforconfiguringtheCompactRIOcontrollerandenablingthecRIO-910xReconfigurableEmbeddedchassisforusewithLabVIEW.AfteryoulaunchMAX,selectHelp»MAXHelpandnavigatetoMeasurement&AutomationExplorerHelp»InstalledProducts»MAXHelpforCompactRIOontheContentstab.

lvconcepts.chm::/LabVIEW_Documentation_Resources.html

PDFDocumentsThesedocumentsareavailableasPDFsintheCompactRIO\manualsdirectory.Thelatestversionsofthesedocumentsareonlineatni.com/manuals.YoumusthaveAdobeReaderwithSearchandAccessibility5.0.5orlaterinstalledtoviewthePDFs.YoumusthaveAdobeReaderwithSearchandAccessibility6.xorlaterinstalledtosearchPDFversionsofthesemanuals.RefertotheAdobeSystemsIncorporatedWebsitetodownloadAcrobatReader.

CompactRIORSeriesExpansionSystemInstallationInstructions—UsetheseinstallationinstructionstolearnhowtoinstallthecRIO-9151RSeriesExpansionchassis.CompactRIOReconfigurableEmbeddedSystemInstallationInstructions—UsetheseinstallationinstructionstolearnhowtoinstallthecRIO-910xReconfigurableEmbeddedchassis.CompactRIOcRIO-9002/9004OperatingInstructions—Usetheseoperatinginstructionstolearnhowtoconnectthecontrollertothenetworkandusethefeaturesofthecontroller.CompactRIOcRIO-9012/9014OperatingInstructionsandSpecifications—Usetheseoperatinginstructionstolearnhowtoconnectthecontrollertothenetworkandusethefeaturesofthecontroller.CompactRIOcRIO-9052OperatingInstructions—Usetheseoperatinginstructionstolearnhowtoconnectthecontrollertothenetworkandusethefeaturesofthecontroller.CompactRIOcRIO-9072/9074OperatingInstructionsandSpecifications—Usetheseoperatinginstructionstolearnhowtoconnecttheintegratedchassis/controllertothenetworkandusethefeaturesoftheintegratedchassis/controller.GettingStartedwithCompactRIOandLabVIEW—UsethistutorialtolearnhowtodevelopaCompactRIOapplicationinLabVIEW.Whiledevelopingtheapplication,youcanlearnconceptsandtechniquesthatyoucanapplywhenyoudevelopyourownCompactRIOapplication.Thistutorialisavailableonlineatni.com/manuals.NI9xxxOperatingInstructionsandSpecifications—UsetheoperatinginstructionsfortheCSeriesmoduletolearnabout

modulespecificationsandhowtousethemodule.Forexample,usetheNI9403OperatingInstructionsandSpecificationstolearnabouttheNI9403.

ReadmeDocumentsNI-RIOReadme—Usethisfiletolearnimportantlast-minuteinformationaboutNI-RIO,includinginstallationinstructionsanddescriptionsofknownissuesforinstallingandusingNI-RIO.AccesstheNI-RIOReadmeontheNI-RIOinstallationCD.SoftwareSupportforCompactRIO,CompactDAQ,andRSeriesDevices—UsethisNIDeveloperZonedocumenttodeterminewhatversionsoftheNI-RIOsoftware,theLabVIEWReal-TimeModule,andtheLabVIEWFPGAModuleyouneedfortheCSeriesmodules,CompactRIOchassis,CompactRIOcontrollers,Single-BoardRIOdevices,andRSeriesdevicesyouareusing.

http://www.ni.com/cgi-bin/redirect.cgi?dest=infcoprod&src=help&openagent&code=rdsoftwareversion

SearchingPDFVersionsofCompactRIOManuals(FPGAInterface)UseAdobeReaderwithSearchandAccessibility6.xorlatertosearchPDFversionsofalltheCompactRIOmanuals.RefertotheAdobeSystemsIncorporatedWebsitetodownloadAcrobatReader.CompletethefollowingstepstosearchallthePDFversionsofCompactRIOmanuals.

1. InAdobeReader,selectEdit»SearchtodisplaytheSearchPDFwindow.

2. EnterawordorphraseintheWhatwordorphrasewouldyouliketosearchfortextbox.

3. ClicktheAllPDFDocumentsinbuttonandselectBrowseforLocationfromthedrop-downlist.TheBrowseforFolderdialogboxappears.

a. NavigatetotheCompactRIO\manualsdirectory.b. ClicktheOKbuttontoclosethedialogboxandreturnto

theSearchPDFwindow.4. ClicktheSearchbutton.

RefertotheAdobeReaderHelpformoreinformationaboutsearchingallthePDFdocumentsinadirectoryforawordorphrase.

UsingCompactRIOandSingle-BoardRIO(FPGAInterface)UsethisbookasareferenceforinformationaboutusingLabVIEWwithCompactRIOandSingle-BoardRIO(sbRIO)devices.

NoteCSeriesmodulescantakeupto2secondstoinitializeafteryouresettheFPGAVI.


CSeriesModuleIDs(FPGAInterface)YoucanusetheModuleIDpropertywiththeFPGAI/OPropertyNodetoreadtheIDsassociatedwiththeCSeriesmodules.

lvfpga.chm::/IO_Property_Node.html

ByIDID Module

0x709C NI94350x709D NI94110x709E NI94230x709F NI9421withscrewterminal0x70A0 NI94740x70A1 NI9472withscrewterminal0x70A2 NI94810x70A3 NI92110x70A4 NI92010x70A5 NI92210x70A6 NI9215withscrewterminal0x70A7 NI9263withscrewterminal0x70A8 NI92330x7129 NI92030x712A NI9205withDSUB0x712B NI92170x712C NI92650x712E NI9421withDSUB0x712F NI94250x7130 NI94010x7131 NI94030x7132 NI9472withDSUB0x7133 NI94760x7134 NI98020x7135 NI9215withBNC0x714F NI98530x71C2 NI9239withscrewterminal

lv985xhelp.chm::/cRIO-9853.html

0x71C3 NI9237withRJ-500x71CA NI94220x71CB NI94770x71EA NI9205withspringterminal0x71EB NI92060x71ED NI95050x71F3 NI98520x71F6 NI94850x72B5 NI92340x72F6 NI92640x72FD NI9229withscrewterminal0x7305 NI98700x7306 NI98710x730C NI9219withspringterminal0x731A NI94780x7328 NI94020x732A NI92350x732B NI92360x7367 NI9239withBNC0x7368 NI9229withBNC0x7369 NI9263withBNC0x736A NI94260x736F NI9219withLEMO0x7377 NI94750x7383 NI92250x73A3 NI92130x73A4 NI9237withDSUB

target4devicehelp.chm::/9505_IO_Reference.html


lvaddon11.chm::/cRIO-9870.html


ByModuleModule ID

NI9201 0x70A4NI9203 0x7129NI9205withDSUB 0x712ANI9205withspringterminal 0x71EANI9206 0x71EBNI9211 0x70A3NI9213 0x73A3NI9215withBNC 0x7135NI9215withscrewterminal 0x70A6NI9217 0x712BNI9219withLEMO 0x736FNI9219withspringterminal 0x730CNI9221 0x70A5NI9225 0x7383NI9229withBNC 0x7368NI9229withscrewterminal 0x72FDNI9233 0x70A8NI9234 0x72B5NI9235 0x732ANI9236 0x732BNI9237withDSUB 0x73A4NI9237withRJ-50 0x71C3NI9239withBNC 0x7367NI9239withscrewterminal 0x71C2NI9263withBNC 0x7369NI9263withscrewterminal 0x70A7NI9264 0x72F6

NI9265 0x712CNI9401 0x7130NI9402 0x7328NI9403 0x7131NI9411 0x709DNI9421withDSUB 0x712ENI9421withscrewterminal 0x709FNI9422 0x71CANI9423 0x709ENI9425 0x712FNI9426 0x736ANI9435 0x709CNI9472withDSUB 0x7132NI9472withscrewterminal 0x70A1NI9474 0x70A0NI9475 0x7377NI9476 0x7133NI9477 0x71CBNI9478 0x731ANI9481 0x70A2NI9485 0x71F6NI9505 0x71EDNI9802 0x7134NI9852 0x71F3NI9853 0x714FNI9870 0x7305NI9871 0x7306






CompactRIODiscoveryStatusDialogBox(FPGAInterface)WhenyouaddaCompactRIOcontrollerorchassisoraSingle-BoardRIOdevicetoaLabVIEWproject,LabVIEWfindsallCSeriesmodulesinthenewsystem.ThisdialogboxappearswhenLabVIEWreturnserrorswhilelookingforCSeriesmodulesinstalledinthesystem.Thedialogboxlistsanyerrorsthatoccurduringthediscoveryprocess.TheDescriptionfieldofthedialogboxcontainsadetaileddescriptionofeachtypeoferrorcondition.

CompactRIOErrorCodes(FPGAInterface)TheFPGAI/OfunctionsandInvokeMethodfunctioncanreturnthefollowingerrorcodesforCompactRIO.

Code Description−65580 TheFPGApersonalityrunningontheRIOtargetdoesnothave

enoughspecialtydigitalresourcestosupportthismodule.−65537 Themodulethatwasdetectedisdifferentthanthemodulethat

wasexpected.Makesuretheslotthemoduleisconfiguredforinsoftwarematchesthephysicallocationofthemodule.

−65407 Toomanyspecialtydigitalslots.InScanInterfacemode,youcanconfigureonlytwoslotsforspecialtydigitalI/O.Ifyouwantmorespecialtydigitalslots,addanFPGAtargetunderthechassistoputthechassisinLabVIEWFPGAinterfacemode.

65000 Unabletomountdrive.Thegivendeviceiseithernotpresentornotrecognizableasamountabledevice.

65001 Nopartitionsfound.Thepartitiontableonthedeviceiscorruptorthedevicehaszeropartitionsonit.

65002 Invaliddrivehandle.Thegivenhandledoesnotrepresentanactivemounteddrive.

65003 Drivealreadymounted.Thegivendeviceisalreadymountedasadrive.

65004 Thechannel,slot,orconnectornumberyouwiredtothemethodinputisinvalid.ChangethemethodinputtomatchtheconfigurationoftheCompactRIOsystem.

65005 TheCSeriesmoduleatthespecifiedlocationdoesnotsupportTEDSorTEDSaccessisnotenabledforthemodule.

65006 Communicationwiththemoduletimedout.ThemoduleisbusyperforminganotheractionorLabVIEWisunabletocommunicatewiththemodule.

65007 NoTEDSsensorwasdetectedonthespecifiedchannel.MakesurethattheCSeriesmoduleandsensorareproperlyconnected.Makesurethespecifiedlocationmatchesthesensorlocation.


lvfpgahost.chm::/Invoke_Method.html

65008 CompactRIOdoesnotsupporttheTEDSsensorconnectedtothischannel.

65009 ThePXItriggerthatyouhaveselectedtoreserveorunreserveisinvalid.ValidPXItriggersare0through7,inclusive.

65200 DIOLineAccessConflict.Invalidmoduleconfiguration.AsinglephysicalDIOlinecannotbeaccessedbymultipletypesofoutputnodeswhentheNumberofSynchronizingRegisters=0andanyoftheoutputaccessesisinaSingle-CycleTimedLoop.EitherchangethenumberofSynchronizingRegistersto1inthemodule'spropertiesdialog,oraccesstheresourceexclusivelyasaportoranindividualline,notboth.

65201 DuplicateTerminalsInTheSameNode.AnFPGAI/ONodehasduplicateterminals.DeletetheduplicateterminalfromtheI/ONode.

65202 DigitalResourceAccessConflict.ThedigitalI/OresourcecannotbeaccessedinaSingle-CycleTimedLoopfrombothaDigitalOutputfunctionandaDigitalPortOutputfunction.IfyouneedtoaccessthisresourceinaSingle-CycleTimedLoop,pleaseexclusivelyusejusttheDigitalOutputfunctionorDigitalPortOutputfunction,notboth.

65203 ModuleTimebaseConfigurationError.LabVIEWdetectedaninvalidconfigurationforanFPGAI/ONodethatcontainschannelsfromamodulewithaconfigurabletimebase.IfchannelsofmultiplemoduleswithaconfigurabletimebaseareinthesameFPGAI/ONode,makesureyouconfigurethemodulestosharethesametimebase.UsetheCSeriesModulePropertiesdialogboxtoconfigurethemoduletimebase.RefertotheLabVIEWHelpforinformationabouthowtosynchronizemultipleCSeriesmodules.

65204 DigitalResourceAccessConflict.ThedigitalI/OresourcecannotbeaccessedfrombothaDigitalOutputfunctionandaDigitalPortOutputfunctioniftheNeverArbitrateoptionisused.PleasechangethearbitrationoftheDigitalLineand/orDigitalPorttosomethingotherthanNeverArbitrate,orexclusivelyusejusttheDigitalOutputfunctionorDigitalPortOutputfunction,notboth.

65205 InvalidCSeriesModuleConfiguration.Possiblereasonsfortheinvalidconfigurationincludethatthemastertimebasesourcemoduleisunabletobeidentified,themastertimebasesourcemoduleisnotconfiguredtoexportitstimebase,orthemastertimebasesourcemoduleisnotavalidmoduletype.UsetheCSeriesModulePropertiesdialogboxtoconfigurethemoduletimebase.RefertotheLabVIEWHelpforinformationabouthowtosynchronizemultipleCSeriesmodules.

65206 Invalidtop-levelclock.Youmustuseatop-levelclockof40MHzwhenusingthismodule.Tochangethetop-levelclock,rightclickonyourFPGAtargetintheLabVIEWProjectExplorerandselectproperties.FromtheTop-LevelClockcategory,choosea40MHzclock.

65207 ThedigitaloutputresourcecannotbeaccessedfrombothaDigitalOutputfunctionandaDigitalPortOutputfunction.PleaseexclusivelyusejusttheDigitalOutputfunctionorDigitalPortOutputfunction,notboth.

65208 ThecRIO-9151RSeriesExpansionchassisnolongersupportssynchronizingmultipleNI9225/9229/923xmodules.UsetheCSeriesModulePropertiesdialogboxtosetthemastertimebasesourceoftheslavemodule(s)totheonboardclock.Right-clickthemoduleintheprojectandselectPropertiestodisplaytheCSeriesModulePropertiesdialogbox.ContactNationalInstrumentstechnicalsupportwithquestionsorconcerns.

65209 YoucannotwritetotheSleepchannelifyouareusingtheScanInterfacewithanymodulesinthesystem.

65400 TheFPGAtargetiseitherrunninganFPGAVIorhasloadedanFPGAVI.

65401 OneormorediscoveredCSeriesmodulesarenotsupportedbythecurrentversionsofLabVIEWandNI-RIO.

65402 AninternalsoftwareerrorinNI-RIOhasoccurred.PleasecontactNationalInstrumentstechnicalsupportatni.com/support.

65403 AnunexpectederroroccurredwhenDiscoveringCSeriesModules.MakesuretheLabVIEWProjectissetupproperly.

65404 Thecontrolleryouselectedhasanunconfigured(0.0.0.0)IPaddress.Ifthecontrollerisonline,configureitinMeasurement&AutomationExplorer(MAX),thenmakesuretheIPaddressinLabVIEWmatchestheIPaddressinMAX.Ifitisoffline,youcannotdiscoverconnectedtargetsanddevices,butyoucanaddnew,offlinetargetsanddevices.

65405 Modulenotfound.Themodulewhoseconfigurationyoudeployedisnotpresentinthechassis.

65406 Differentmodule.Themodulewhoseconfigurationyoudeployeddoesnotmatchthemodelcurrentlyinthechassis.

65407 Toomanyspecialtydigitalslots.InScanInterfacemode,youcanconfigureonlytwoslotsforspecialtydigitalI/O.Ifyouwantmorespecialtydigitalslots,addanFPGAtargetunderthechassistoputthechassisinLabVIEWFPGAInterfacemode.

65536 Unabletocommunicatewiththemodule.Reinsertthemoduleandcheckconnections.

65537 Themodulethatwasdetectedisdifferentthanthemodulethatwasexpected.Makesuretheslotthemoduleisconfiguredforinsoftwarematchesthephysicallocationofthemodule.

65538 Theoperationfailedtocompleteintime.Makesurethemoduleisnotbusyandthesystemisconfiguredproperly.

65539 Theinputfunctionmissedoneormoredatapoints.Makesuretheloopcanexecuteasfastasthemoduledatarate.

65540 TheI/OResourceisnotincommunicationmode.Youmuststartcommunicationmodebeforeyoucanperformthisoperation.

65541 TheI/OResourceisincommunicationmode.Youmuststopcommunicationmodebeforeyoucanperformthisoperation.

65542 Oneormorechannelshavedetectedanopencurrentloop.Checkthemoduleconnections.

65543 Thepowersupplyvoltagelevelisoutofrange.Checkthesupplyvoltageandthemoduleconnections.

65544 Oneormorechannelsareinovercurrentprotectionmode.Thedeviceconnectedtothechannelispassingmorecurrentthanisallowedthroughthechannel.Checkforpossibleshortsorexternaldevicefailure.

65545 Aninputparameter,oracombinationofparameters,isinvalid.65546 YourapplicationusesafeaturethatisnotsupportedbyyourC

Serieshardware.65547 ToomanyCANbuserrorframesaredetected.Pleasereferto

thedescriptionofthe'ErrorTerminals'formoreinformation.65548 Oneormorechannelsareinovercurrentorovervoltage

protectionmode.Checktheterminalsforanyfaultconditionthatcouldbecausinganout-of-rangevoltageorcurrentonthechannels.

65549 Ageneralorundefinederrorhasoccurred.Verifythatthecardisinsertedproperlyandthatthedoorisclosed.Iftheerroroccursagain,runCHKDSKonthecard.

65550 Aproblemwasfoundinthefilesystem.RemovetheSDcardandrunCHKDSK.

65551 TheSDcardisinusebyRT.TryagainafterRTunmountsthecard.

65552 TheSDcardisnotready.Verifythatthecardisinsertedproperlyandthatthedoorisclosed.

65553 TheSDcarddoorwasopenedwhileafileonthecardwasopen.

65554 Thespecifiedfiledoesnotexistonthecard.65555 TheOpenmethodtriedtoopenanewfileforwriting,butafile

withthesamenamealreadyexistsonthedisk.65556 AReadorWritemethodtriedtoaccessafilethatwasnot

openedintherequiredmode.65558 AClosemethodtriedtocloseafilethatwasnotopen.65559 AmethodtriedtoopenafileontheSDcardwhenafilewas

alreadyopen.Thisdevicesupportsonlyonefileopenatatime.ThiserrorisalsoreturnedwhenanillegalattempttocalltheDeleteFileorGetFileSizemethodismadewhenafileisopenonthecard.

65560 Anattempttoallocatestoragefailedbecausethefilesystemisfull.

65561 Attemptedtoexceedthelimitof512rootdirectoryentries.65562 AReadmethodtriedtoreadbeyondtheendofafile.Thismay

haveoccurredwhenthemethodreadtheendofafileusingaU16orU32datatypewhentheactualnumberofbytesinthefile(asreportedbythedirectory)wasnotanintegermultipleofthenumberofbytesinthereaddatatype.

65563 AproblemwasfoundwiththeformatoftheSDcard.VerifythattheSDcardisformattedwithavalidFAT16filesystem.

65577 Anopenthermocouplewasdetectedonatleastonechannel.Checkthemoduleconnections.

65578 Thecommon-modevoltageisoutsideofacceptablelimitsonatleastonechannel.Checktheterminalsforanyfaultconditionthatcouldbecausinganout-of-rangevoltageonthechannels.

CompactRIOInterfaceMethods(FPGAInterface)InadditiontothemethodsdescribedintheInvokeMethodtopic,youcanusethefollowingmethodwiththeInvokeMethodfunctionforCompactRIOdevices.

ReadTEDS—ReadsTEDSinformationfromaCSeriesmodulethathasTEDSsupportenabled.

ConnectorspecifiestheconnectortowhichthecRIO-9151RSeriesExpansionchassisisconnected.ThisinputisavailableonlyiftheOpenFPGAVIReferencefunctionisconfiguredforanRSeriesdevice.Validvaluesare0through3fortheNI781xR,1or2fortheNI7831RandNI7833R,and1fortheNI7830R.

SlotspecifiesthechassisslotoftheCSeriesmodulefromwhichyouwanttoreadTEDSinformation.IftheslotdoesnothaveaCSeriesmodulethatsupportsthisfeature,LabVIEWreturnsanerror.Validvaluesare1throughN,whereNisthenumberofslotsinthechassis.

ChannelspecifiesthechannelonthemodulefromwhichyouwanttoreadTEDSinformation.Ifasensorisnotconnectedtothechannel,theInvokeMethodfunctionreturnsanerror.Validvaluesare0through3fortheNI9219,NI9233,NI9234,andNI9237.

TEDSBinaryrepresentstheTEDSinformationofthesensorconnectedtothespecifiedchannelinanarrayofbits.YoucanusetheTEDSToolkittoparsethisdata.

v0.9(TEDS)determineswhetherthesensorstoredintheTEDSisinthereleasedIEEE1451.4standardformatorinthelegacyversion(v0.9)format.v0.9returnsTRUEiftheTEDSisinthelegacyformat.TheTEDSToolkitVIsrequirethisoutputtoproperlyparseinformation.

MountSDCard—PreparesthefilesystemofanNI9802SDCardsoyoucanaccessthefilesusingtheFileI/OVIsandfunctions.YoumustusetheUnmountSDCardmethodtounmountthefilesystemafteraccessingfiles.


lvfpgahost.chm::/Open_FPGA_VI_Reference.html

glang.chm::/File_VIs_and_Functions.html

NoteTheFPGAVImustberunningfortheReal-TimeVItoaccesstheMountSDCardandUnmountSDCardmethods.YoucannotaccessanSDCardfromtheReal-TimeVIandtheFPGAVIatthesametime.

ModulespecifiesthechassisslotoftheNI9802module.IftheslotdoesnothaveanNI9802module,LabVIEWreturnsanerror.Validvaluesare1throughN,whereNisthenumberofslotsinthechassis.

CardSlotspecifiesthecardslotoftheSDCardwhichyouwanttoaccess.Validvaluesare0or1.

DriveHandlereturnsahandletothemounteddrive.WirethisoutputtotheDriveHandleinputoftheUnmountSDCardmethod.

DriveLetterreturnsthebasepathoftheSDCardfilesystemyoumounted.

NoteThecRIO-9002/9004controllerdoesnotsupportdriveletteraccess.

RefertotheNI9802RTAccessVIinthelabview\examples\CompactRIO\ModuleSpecific\NI9802\NI9802RTAccessdirectoryforanexampleofusingthismethod.

Openexample

UnmountSDCard—UnmountstheSDCardfilesystemyoumountedintoadrive.Thismethodattemptstoexecuteeveniftheerrorinparametercontainsanerror.

DriveHandlespecifiesthedrivetounmount.

CompactRIOReconfigurableEmbeddedChassis(FPGAInterface)Auser-reconfigurableFPGAcontrolsthedigitalandanalogI/OlinesonthecRIO-910xReconfigurableEmbeddedchassisoftheCompactRIOEmbeddedsystem.TheFPGAchipisembeddedwithintheCompactRIOchassisandisconnectedtotheCSeriesI/Omodulesinastartopology,providingdirectaccesstoeachmoduleforprecisecontrolandflexibilityintiming,triggering,andsynchronization.YoucanconfiguretheCompactRIOsystemandchangethefunctionalityoftheFPGAontheCompactRIOchassisinLabVIEWusingtheLabVIEWFPGAModuleandNI-RIOtocreateanddownloadacustomVItotheFPGA.

lvfpgamain.chm::/LV_FPGA_Main_Title.html

lvfpgaconcepts.chm::/Creating_FPGA_VIs.html

lvfpgahelp.chm::/Downloading_FPGA_VI_To_Flash.html

ConfiguringaProjectforaCompactRIORSeriesExpansionSystem(FPGAInterface)CompletethefollowingstepstoaddacRIO-9151RSeriesExpansionchassissystemtoaneworexistingproject.

NoteIfyouhavenotyetcreatedaLabVIEWproject,youalsocanusetheFPGAProjectWizardtocreateaprojectfortheCompactRIOsystem.

lvfpgadialog.chm::/FPGA_Create_Project.html

ConfiguringaProjectwithConnectedHardwareCompletethefollowingstepstoconfiguretheprojectifyouhavehardwareinstalled.TheRSeriesExpansionchassismusthaveCSeriesmodulesinstalledandmustbeconnectedtoanRSeriesdeviceinstalledinthecomputer.RefertotheCompactRIORSeriesExpansionSystemInstallationInstructionsforinformationaboutinstallingthechassis.

1. Createanewprojectoropenanexistingproject.2. Right-clickMyComputerintheProjectExplorerwindowand

selectNew»TargetsandDevicesfromtheshortcutmenutodisplaytheAddTargetsandDevicesdialogbox.

3. SelecttheappropriateRSeriesdeviceunderRSeriesandclicktheOKbutton.LabVIEWaddsanFPGAtargetitemfortheRSeriesdevicetotheproject.

4. Right-clicktheFPGATargetfortheRSeriesdeviceintheProjectExplorerwindowandselectNew»RSeriesExpansionChassisfromtheshortcutmenutodisplaytheNewRSeriesExpansionChassisdialogbox.

5. SelecttheconnectortowhichtheRSeriesExpansionchassisisconnectedintheLocationpull-downmenu.

6. ChecktheDiscoverCSeriesmodulescheckboxandclicktheOKbutton.LabVIEWaddsitemsforthechassisandallinstalledCSeriesmodulestotheproject.LabVIEWalsoaddsFPGAI/OitemstotheprojectforallinstalledCSeriesmoduleI/O.

7. Right-clickamoduleitemintheProjectExplorerwindowandselectPropertiesfromtheshortcutmenutoconfiguremodule-specificsettingsintheCSeriesModulePropertiesdialogbox.Somemodulesdonothaveanysettingstoconfigureotherthanthemodulenameandchassisslotlocation.ClicktheHelpbuttonontheCSeriesModulePropertiesdialogboxforinformationaboutthemodulesettings.

lvhowto.chm::/Creating_LV_Projects.html

lvdialog.chm::/Add_Targets_Devices.html

ConfiguringaProjectwithOfflineHardwareCompletethefollowingstepstoconfiguretheprojectifyoudonothavehardwareinstalled.

1. Createanewprojectoropenanexistingproject.2. Right-clickMyComputerintheProjectExplorerwindowand


3. ClicktheNewtargetordeviceradiobutton,selecttheappropriateRSeriesdeviceunderRSeries,andclicktheOKbutton.LabVIEWaddsanFPGAtargetitemfortheRSeriesdevicetotheproject.

4. Right-clicktheFPGATargetfortheRSeriesdeviceintheProjectExplorerwindowandselectNew»RSeriesExpansionChassisfromtheshortcutmenutodisplaytheNewRSeriesExpansionChassisdialogbox.

5. ClicktheOKbutton.LabVIEWaddsachassisitemtotheproject.6. Right-clickthechassisitemintheProjectExplorerwindowand

selectNew»CSeriesModulesfromtheshortcutmenutodisplaytheAddTargetsandDevicesdialogbox.

7. ClicktheNewtargetordeviceradiobutton,selectCSeriesModule,andclicktheOKbuttontodisplaytheNewCSeriesModuledialogbox.

8. SelecttheappropriateCSeriesmodulefromtheModuleTypepull-downmenuandclicktheOKbutton.LabVIEWaddsamoduleitemandFPGAI/OitemsforthemoduleI/Ototheproject.

9. Repeatsteps6through8toaddadditionalCSeriesmodulestotheproject.




ConfiguringaProjectforaCompactRIOReconfigurableorIntegratedSystem(FPGAInterface)CompletethefollowingstepstoaddacRIO-910xReconfigurableEmbeddedsystemorcRIO-9072/9074Integratedcontrollerandchassissystemtoaneworexistingproject.

NoteIfyouhavenotyetcreatedaLabVIEWproject,youalsocanusetheFPGAProjectWizardtocreateaprojectfortheCompactRIOsystem.


ConfiguringaProjectwithConnectedHardwareCompletethefollowingstepstoconfiguretheprojectifyouhavehardwareinstalled.ThecontrollermustbeattachedtoachassiswithCSeriesmodulesinstalled,connectedtothesamesubnetasthehostcomputer,andpoweredon.Refertothecontrolleroperatinginstructionsforinformationaboutinstallingthecontrolleronachassis,connectingthecontrollertoanetwork,andwiringpowertothecontroller.ThecontrolleralsomustbeconfiguredinMeasurement&AutomationExplorer(MAX).RefertotheMeasurement&AutomationExplorer(MAX)HelpforCompactRIOforinformationaboutconfiguringthecontroller.

1. Createanewprojectoropenanexistingproject.2. Right-clicktheprojectrootintheProjectExplorerwindowand


3. SelecttheappropriatecontrollerunderReal-TimeCompactRIOandclicktheOKbutton.IfyouareusingacontrollerandchassisthataresupportedinScanInterfacemode,theSelectProgrammingModedialogboxappears.

4. IftheSelectProgrammingModedialogboxappears,selectLabVIEWFPGAInterfaceandclicktheContinuebuttontoputthesystemintoLabVIEWFPGAInterfacemode.

5. ClicktheDiscoverbuttonintheDiscoverCSeriesModules?dialogboxthatappears.LabVIEWaddsitemsforthecontroller,thechassis,theFPGAtarget,andallinstalledCSeriesmodulestotheproject.LabVIEWalsoaddsFPGAI/OitemstotheprojectforallinstalledCSeriesmoduleI/O.




riohelprt.chm::/program_mode_rt.html




3. ClicktheNewtargetordeviceradiobutton,selecttheappropriatecontrollerunderReal-TimeCompactRIO,andclicktheOKbutton.LabVIEWaddsanRTtargetitemforthecontrollertotheproject.

4. Right-clicktheRTCompactRIOTargetintheProjectExplorerwindowandselectNew»TargetsandDevicesfromtheshortcutmenutodisplaytheAddTargetsandDevicesdialogbox.

5. ClicktheNewtargetordeviceradiobutton,selecttheappropriatechassisunderCompactRIOChassis,andclicktheOKbutton.LabVIEWaddsachassisitemtotheproject.

NoteIfyouselectedthecRIO-9072/9074Integratedcontrollerinstep4,youmustselectthematchingcRIO-9072/9074Integratedchassisinthisstep.

6. Right-clickthechassisitemintheProjectExplorerwindowandselectNew»FPGATargetfromtheshortcutmenu.IfthechassistypeissupportedinScanInterfacemode,theDeployCompactRIOChassisSettings?dialogboxappears.ClicktheNobuttontoreturntotheproject.LabVIEWaddsanFPGAtargetitemforthechassistotheprojectandputsthesystemintoLabVIEWFPGAInterfacemode.

7. Right-clicktheFPGATargetintheProjectExplorerwindowandselectNew»CSeriesModulesfromtheshortcutmenutodisplaytheAddTargetsandDevicesdialogbox.


9. SelecttheappropriateCSeriesmodulefromtheModuleTypepull-downmenuandclicktheOKbutton.LabVIEWaddsa



riohelprt.chm::/program_mode_rt.html

moduleitemandFPGAI/OitemsforthemoduleI/Ototheproject.



ConfiguringaProjectforaSingle-BoardRIOReconfigurableSystem(FPGAInterface)CompletethefollowingstepstoaddaSingle-BoardRIO(sbRIO)ReconfigurableEmbeddedsystemtoaneworexistingproject.

NoteIfyouhavenotyetcreatedaLabVIEWproject,youalsocanusetheFPGAProjectWizardtocreateaprojectforthesbRIOsystem.


ConfiguringaProjectwithConnectedHardwareCompletethefollowingstepstoconfiguretheprojectifyouhavehardwareinstalled.ThesbRIOdevicemustbeconnectedtothesamesubnetasthehostcomputerandpoweredon.RefertothesbRIOdevicemanualforinformationaboutconnectingthedevicetoanetworkandwiringpowertothedevice.ThesbRIOdevicealsomustbeconfiguredinMeasurement&AutomationExplorer(MAX).



3. SelecttheappropriatesbRIOdeviceunderReal-TimeSingle-BoardRIOandclicktheOKbutton.

4. ClicktheDiscoverbuttonintheDiscoverCSeriesModules?dialogboxthatappears.LabVIEWaddsitemsforthesbRIOdevice,theFPGAtarget,andallonboardandinstalledCSeriesmodulestotheproject.LabVIEWalsoaddsFPGAI/OitemstotheprojectforallonboardandinstalledCSeriesmoduleI/O.







3. ClicktheNewtargetordeviceradiobutton,selecttheappropriatesbRIOsystemunderReal-TimeSingle-BoardRIO,andclicktheOKbutton.LabVIEWaddsanRTtargetitemforthesbRIOdevicetotheproject.

4. Right-clickRTSingle-BoardRIOintheProjectExplorerwindowandselectNew»TargetsandDevicesfromtheshortcutmenutodisplaytheAddTargetsandDevicesdialogbox.

5. ClicktheNewtargetordeviceradiobutton,selecttheappropriatesbRIOsystemunderSingle-BoardRIO,andclicktheOKbutton.LabVIEWaddsanFPGAtargetitemforthesbRIOdeviceandFPGAI/OitemsforallonboardCSeriesmoduleI/Ototheproject.

NoteThesystemyouselectinthisstepmustbethesamesystemyouselectedinstep3.

6. Right-clicktheFPGATargetforthesbRIOdeviceintheProjectExplorerwindowandselectNew»CSeriesModulesfromtheshortcutmenutodisplaytheAddTargetsandDevicesdialogbox.


8. SelecttheappropriateCSeriesmodulefromtheModuleTypepull-downmenuandclicktheOKbutton.LabVIEWaddsamoduleitemandFPGAI/OitemsforthemoduleI/Ototheproject.


10. Right-clickamoduleitemintheProjectExplorerwindowand



selectPropertiesfromtheshortcutmenutoconfiguremodule-specificsettingsintheCSeriesModulePropertiesdialogbox.Somemodulesdonothaveanysettingstoconfigureotherthanthemodulenameandchassisslotlocation.ClicktheHelpbuttonontheCSeriesModulePropertiesdialogboxforinformationaboutthemodulesettings.

ConvertingtheTemperatureofaCompactRIOChassisoraSingle-BoardRIODevice(FPGAInterface)TheFPGAI/ONodereturnsbinaryvaluesforthechassistemperature.Youcanconvertthesevaluesintomeaningfulengineeringunits.ToensurethattheFPGAVIisasefficientaspossible,convertthevaluesinthehostVI.

lvfpga.chm::/FPGA_IO_Node.html

UsingaVItoConvertValuesRefertothe910xTemperatureMonitor(FPGA)VIinthelabview\examples\CompactRIO\ChassisSpecific\910xTemperatureMonitor\910xTemperatureMonitor.lvprojforanexampleofconvertingbinaryvalues.Youcanusethe910xTemperatureMonitor(FPGA)VIasasubVIinthehostVItoconvertthevalues.Openexample

UsinganEquationtoConvertValuesYoucanusethefollowingequationinthehostVItoconvertbinaryvaluestotemperature:Temperature=BinaryValue×0.25°Cwhere BinaryValueisthevaluereturnedbytheFPGAI/ONode.

DownloadingtoFlashMemory(FPGAInterface)YoucandownloadaVIorbitfiletotheflashmemoryontheFPGAtargetusingoneofthefollowingmethods:

Right-clicktheVIyouwanttodownloadtoflashmemoryontheFPGAtarget,selectDownloadVItoFlashMemoryfromtheshortcutmenu,andclicktheYesbuttonontheConfirmDownloadingVItoFlashdialogboxthatappears.Right-clicktheFPGAtargettowhichyouwanttodownloadabitfileintheProjectExplorerwindowinLabVIEWandselectRIODeviceSetupfromtheshortcutmenutodisplaytheRIODeviceSetupdialogbox.RefertotheRIODeviceSetupHelp,availablebyclickingtheHelpbuttonontheRIODeviceSetupdialogbox,formoreinformationabouttheRIODeviceSetuputility.SelectStart»AllPrograms»NationalInstruments»NI-RIO»RIODeviceSetuptodisplaytheRIODeviceSetupdialogbox.Whenyoudisplaythedialogboxinthismanner,youmustselecttheFPGAtargettowhichyouwanttodownloadabitfilefromtheDevicepull-downmenu.RefertotheRIODeviceSetupHelp,availablebyclickingtheHelpbuttonontheRIODeviceSetupdialogbox,formoreinformationabouttheRIODeviceSetuputility.

EnablingSleepModeonaCompactRIOChassisoraSingle-BoardRIODevice(FPGAInterface)ThecRIO-910xReconfigurableEmbeddedchassis,thecRIO-9072/9074Integratedcontrollerandchassis,andtheSingle-BoardRIO(sbRIO)deviceshaveasleepmodeline.Whenyouenablesleepmode,installedandonboardCSeriesI/Omodulesinthechassisordeviceenteralow-powerstate.Typically,youcannotcommunicatewithmoduleswhentheyareinsleepmode.Ifyoutrytocommunicatewithamodulewhenitisinsleepmode,LabVIEWreturnsamodulecommunicationserrorfromtheFPGAI/Ofunctions.SleepmodedoesnotaffecttheCompactRIOchassisorcontrollerorthesbRIOdevice.

NoteThecRIO-9151RSeriesExpansionchassisdoesnothaveasleepmodeline.

CompletethefollowingstepstoenablesleepmodeonacRIO-910xReconfigurableEmbeddedchassisoransbRIOdevice.

1. ConfiguretheCompactRIOorsbRIOsystem.2. MakesuretheSleepI/Oitemisaddedtothesystem.3. Right-clicktheFPGAtargetandselectNew»VIfromtheshortcut

menutoaddanewVItothesystem.4. PlaceanFPGAI/ONodeontheblockdiagramoftheVI.5. ClicktheelementsectionoftheFPGAI/ONodeandselect

ChassisI/O(orOnboardI/O)»Sleepfromtheshortcutmenu.6. Right-clicktheSleepinputoftheFPGAI/ONodeandselect

Create»Controlfromtheshortcutmenu.WhenSleepisTRUE,thesystementerssleepmode.WhenSleepisFALSE,thesystementersactivemode.Thedefaultstateofthesystemisactivemode.


lvfpgahelp.chm::/Creating_FPGAIO.html


ConfirmingtheStateoftheSleepChannelCompletethefollowingstepstoreadthestateoftheSleepchannel.

1. PlaceanotherFPGAI/ONodefunctionontheblockdiagram.ThisFPGAI/ONodemustexecuteaftertheFPGAI/ONodeyouaddedabove.

2. ClicktheelementsectionoftheFPGAI/ONodeandselectChassisI/O(orOnboardI/O)»Sleepfromtheshortcutmenu.

3. Right-clicktheFPGAI/ONodeandselectChangetoReadfromtheshortcutmenu.

4. Right-clicktheSleepoutputoftheFPGAI/ONodeandselectCreate»Indicatorfromtheshortcutmenu.

WhenyouruntheVI,theFPGAI/ONodereadsthestateoftheSleepchannel.

NewCSeriesModuleDialogBox(FPGAInterface)Right-clickthechassisintheProjectExplorerwindowandselectNew»CSeriesModulesfromtheshortcutmenutodisplaytheAddTargetsandDevicesdialogbox.SelectNewtargetordevice,selectCSeriesModule,andclicktheOKbuttontodisplaytheNewCSeriesModuledialogbox.Usethisdialogboxtoselectamodulename,thetypeofmodule,andthechassisslotinwhichthemoduleisinstalled.Thisdialogboxincludesthefollowingcomponents:

Name—SpecifiesthenameoftheCSeriesmodule,whichappearsintheProjectExplorerwindow.LabVIEWassignsadefaultnametothemodulebasedontheslotnumber.Youcanusethisfieldtogivethemoduleadescriptivename.ModuleType—SpecifiesthetypeofCSeriesmoduleyouwanttoaddtothechassisintheProjectExplorerwindow.Location—SpecifiesaslotinthechassisfortheCSeriesmodule.


NewRSeriesExpansionChassisDialogBox(FPGAInterface)Thisdialogboxappearswhenyouright-clickanRSeriesdeviceintheProjectExplorerwindowandselectNew»RSeriesExpansionChassisfromtheshortcutmenu.UsethisdialogboxtoenteranameforthecRIO-9151RSeriesExpansionchassisandselecttheconnectortowhichitisinstalled.

Name—Youcanusethistextboxtoenteranameforthechassis.Location—Youcanusethispull-downmenutoselecttheconnectortowhichthechassisisconnected.DiscoverCSeriesmodules—PlaceacheckmarkinthischeckboxifyouwantLabVIEWtofindallCSeriesmodulesinstalledinthechassis.DonotcheckthischeckboxifyoudonothaveanexpansionchassisinstalledtotheconnectorselectedintheLocationpull-downmenu.

NI-RIOFPGACommunicationsFrameworkErrorCodes(FPGAInterface)TheFPGAInterfacefunctionscanreturnthefollowingerrorcodesforNI-RIODevices.

Code Description−63198 Thesystemhasrunoutofresources.Closeasessionandretry

theoperation.−63197 Aninvalidattributevaluehasbeenspecified.−63196 Aninvalidattributehasbeenspecified.−63195 Thehandlefordevicecommunicationisinvalidorhasbeen

closed.Restarttheapplication.−63194 TheNI-RIOsoftwareontheremotesystemisnotcompatible

withthelocalNI-RIOsoftware.UpgradetheNI-RIOsoftwareontheremotesystem.

−63193 Therequestedfeatureisnotsupported.−63192 EitherthesuppliedresourcenameisinvalidasaRIOresource

name,orthedevicewasnotfound.UseMAXtofindtheproperresourcenamefortheintendeddevice.

−63189 Thesuppliedsearchpatternisinvalid.−63188 Theoperationisnolongersupported.−63187 Thisremotesystemdoesnotsupportconnectionstoother

remotesystems.−63183 Aninvalidportwasspecified.TheRIOserverportmustbe

between0and65535,where0indicatesadynamicallyassignedport.Port3580isreservedandcannotbeused.

−63182 Aninvaliddeviceaccesssettingwasspecified.RIOdeviceaccesspatternsmaycontainonlyalphanumerics,'-','_','.',and'*'.

−63181 Thesuppliedaliaswasnotfound.−63180 Aninvalidaliaswasspecified.RIOaliasesmaycontainonly

alphanumerics,'-',and'_'.−63150 Anunspecifiedhardwarefailurehasoccurred.Theoperation

lvfpgahost.chm::/FPGA_Interface_Palette.html

couldnotbecompleted.−63082 Theoperationcouldnotcompletebecauseanothersessionis

accessingtheFIFO.Closetheothersessionandretry.−63081 Thecallerdidnotallocateamemorybuffer.−63080 Theallocatedbufferistoosmall.−63073 Thespecifiedeventdidnotoccurwithinthespecifiedtime

period,inmilliseconds.Extendthetimeperiod,orignoreiftheresultwasexpected.

−63072 ThespecifiedRIOeventhasnotbeenenabledforthissession.AttemptingaWaitonIRQafteranAbortcausesthiserror.

−63071 ThespecifiedRIOeventhasalreadybeenenabledforthissession.

−63070 Thespecifiedeventtypeisinvalid.−63052 Triggerlinesarenotsupportedorenabled.ForPXI,identifythe

controllerandchassisusingMAX.−63051 Thespecifiedtriggerlineisnotreservedinthecurrentsession.−63050 Thespecifiedtriggerlineisalreadyreserved.ConsulttheMAX

Triggersettingsorthetriggerreservationsforeachdevicewithinthesystem.

−63043 Thesessionisinvalid.Thetargetmayhaveresetorbeenrebooted.Checkthenetworkconnectionandretrytheoperation.

−63042 Afaultonthenetworkcausedtheoperationtofail.−63041 Theconnectiontotheremotedevicehasbeenlostduetoan

errorontheremotedevice.Retrytheoperation.Iftheremotedevicecontinuestoreportthiserror,checkitspowersupplyandlookfordiagnosticmessagesontheconsole.

−63040 Aconnectioncouldnotbeestablishedtothespecifiedremotedevice.Ensurethatthedeviceisonandaccessibleoverthenetwork,thatNI-RIOsoftwareisinstalled,andthattheRIOserverisrunningandproperlyconfigured.ForNI-RIO2.3andforward,refertoSoftware»NI-RIO»NI-RIOSettingsunderthesysteminMAX.PriortoNI-RIO2.3,refertoSoftware»NI-VISA»VISAOptionsunderthesysteminMAX.

−63033 Accesstotheremotesystemwasdenied.UseMAXtochecktheRemoteDeviceAccesssettingsunderSoftware»NI-RIO»NI-RIOSettingsontheremotesystem.

−63031 Theoperationcouldnotbecompletedbecauseanothersessionisaccessingthedevice.Closeallothersessionsandretry.

−63030 Operationfailedduetodevicereconfiguration.MultiplesessionstoFPGAdevicesarenotsupported.Closetheothersessionandretrythisoperation.ThiserrorcodecanoccuronlywithLabVIEW8.2andearlierversions.Theoperationcouldnotcompletebecauseanothersessionhasreconfiguredthedevice.

−63001 DMAfromhosttoFPGAtargetisnotsupportedforthisremotesystem.UseanothermethodforI/OorchangethecontrollerassociatedwiththeFPGAtarget.

63033 Accesstotheremotesystemwasdenied.UseMAXtochecktheRemoteDeviceAccesssettingsunderSoftware»NI-RIO»NI-RIOSettingsontheremotesystem.

63073 Thespecifiedeventdidnotoccurwithinthespecifiedtimeperiod,inmilliseconds.Extendthetimeperiod,orignoreiftheresultwasexpected.

63186 ThenumberofopenRIOsessionsexceedstherecommendedlimit.Foroptimalperformance,closeRIOsessionswhenyounolongerneedthem.

63188 Theoperationisnolongersupported.63194 Thetargetsoftwareisolderthan,butcompatiblewith,thehost.

Upgradetargetsoftwaretogetfullfunctionality.

ProgrammaticallyResettingtheCompactRIOorSingle-BoardRIOSystem(FPGAInterface)TheCompactRIOcRIO-910xandcRIO-9072/9074chassisandtheSingle-BoardRIO(sbRIO)deviceshaveadigitaloutputlineyoucanusetoprogrammaticallyresetthesystem.Completethefollowingstepstoprogrammaticallyresetthesystem.

1. ConfiguretheCompactRIOorsbRIOsystem.2. MakesuretheSystemResetI/Oitemisaddedtothesystem.3. Right-clicktheFPGAtargetintheProjectExplorerwindowand

selectNew»VIfromtheshortcutmenutoaddanewFPGAVItothesystem.

4. PlaceanFPGAI/ONodeontheblockdiagramoftheFPGAVI.5. ClicktheelementsectionoftheFPGAI/ONodeandselect

ChassisI/O(orOnboardI/O)»SystemResetfromtheshortcutmenu.

6. Right-clicktheSystemResetinputoftheFPGAI/ONodeandselectCreate»Controlfromtheshortcutmenu.WhenSystemResetisTRUE,thesystemresets.

ThesystemFPGAdeassertstheSystemResetlineduringthesystemreset.YoudonotneedtowireaFALSEBooleanvaluetotheSystemResetinputorensurethattheSystemResetinputisTRUEforaminimumamountoftime.

CautionIftheFPGAVIusestheSystemResetoutput,andyouconfigurethesystemtoloadtheFPGAVIwhenthereisasoftwareorhardwarereset,makesurethatthesystemisnotsetupinawayinwhichthesystemcontinuallyresetsbeforeyouruntheFPGAVI.Ifthesystemisinastateinwhichitcontinuallyresets,contactNationalInstruments.



lvhelp.chm::/Technical_Support_Resources.html

ProgrammingtheCompactRIOChassisFPGALED(FPGAInterface)ThecRIO-910xReconfigurableEmbeddedchassisandthecRIO-9072/9074IntegratedcontrollerandchassishaveanFPGALED.YoucanusetheFPGALEDtohelpdebugyourapplicationoreasilyretrieveapplicationstatus.CompletethefollowingstepstoconfiguretheFPGALED.

NoteThecRIO-9002/9004embeddedcontrollerdoesnothaveanFPGALED.

1. ConfiguretheCompactRIOsystem.2. MakesuretheFPGALEDI/OitemisaddedtotheCompactRIO

system.3. Right-clicktheFPGAtargetintheProjectExplorerwindowand

selectNew»VIfromtheshortcutmenutoaddanewVItotheCompactRIOsystem.

4. PlaceanFPGAI/ONodeontheblockdiagramoftheVI.5. ClicktheelementsectionoftheFPGAI/ONodeandselect

ChassisI/O»FPGALEDfromtheshortcutmenu.6. Right-clicktheFPGALEDinputoftheFPGAI/ONodeandselect

Create»Controlfromtheshortcutmenu.WhenFPGALEDisTRUE,theCompactRIOchassisFPGALEDislit.WhenFPGALEDisFALSE,theCompactRIOchassisFPGALEDisoff.



RSeriesExpansionChassisPropertiesDialogBox(FPGAInterface)Thisdialogboxappearswhenyouright-clickancRIO-9151RSeriesExpansionchassisintheProjectExplorerwindowandselectPropertiesfromtheshortcutmenu.UsethisdialogboxtoenteranamefortheRSeriesExpansionchassisandselecttheconnectortowhichitisinstalled.

Name—Youcanusethistextboxtoenteranewnameforthechassis.Location—Youcanusethispull-downmenutoselecttheconnectortowhichthechassisisconnected.

ReadingfromCompactRIOChannels(FPGAInterface)CompletethefollowingstepstoreaddatafromaCompactRIOchannel.

1. ConfiguretheCompactRIOsystem.2. MakesuretheinputchannelisaddedtotheCompactRIO


selectNew»VIfromtheshortcutmenutoaddanewFPGAVItotheCompactRIOsystem.


Module»Module/Channelfromtheshortcutmenu,whereModulerepresentsaCSeriesmoduleandModule/Channelisthechannelfromwhichyouwanttoread.IfyouconfigureanFPGAI/ONodeformultiplechannels,theI/ONodeaccessesthechannelssimultaneouslyorsequentiallydependingonthetypeofmoduleandotherfactors.

NoteLabVIEWcanreadCompactRIOdigitalinputlinesasportsforsomeI/Omodules.Refertothereferencetopicforthemoduleyouareusingformoreinformation.YoucanfindthereferencetopicforthemodulebynavigatingontheContentstabtoFPGAModule»CompactRIOReferenceandProcedures»DigitalInputModules»NI9xxx.



ReadingtheTemperatureofaCompactRIOChassisoraSingle-BoardRIODevice(FPGAInterface)ThecRIO-910xReconfigurableEmbeddedchassis,thecRIO-9072/9074Integratedcontrollerandchassis,andtheSingle-BoardRIO(sbRIO)deviceshaveanonboardtemperaturesensor.Completethefollowingstepstoreadthetemperatureofthechassisordevice.

1. ConfiguretheCompactRIOorsbRIOsystem.2. MakesuretheChassisTemperatureI/Oitemisaddedtothe


selectNew»VIfromtheshortcutmenutoaddanewVItothesystem.

4. PlaceanFPGAI/ONodeontheblockdiagramoftheVI.5. ClicktheelementsectionoftheFPGAI/ONodeandselect

ChassisI/O(orOnboardI/O)»ChassisTemperaturefromtheshortcutmenu.

6. Right-clicktheChassisTemperatureoutputoftheFPGAI/ONodeandselectCreate»Indicatorfromtheshortcutmenu.

TheChassisTemperatureoutputreturns16-bitvaluesforthetemperature.Youcanconvertthisvalueintomeaningfulengineeringunits.



SimultaneouslyReadingFromorWritingtoMultipleCompactRIOChannels(FPGAInterface)YoucansimultaneouslyreadfromorwritetomultiplechannelsonasinglesimultaneousmodulesuchastheNI9215,NI9225,NI9229,NI9239,NI9263,NI9264,andNI9265.ConfigureasingleFPGAI/ONodewiththechannelsyouwanttosimultaneouslysampleorupdate.IfyouconfigureasingleFPGAI/ONodewithchannelsfromdifferentmodules,FPGAI/Oexecutionbeginsatthesametimeforallthemodules,buttheactualsamplingorupdatetimesmaydifferbetweenmodulesdependingonthetypesofmodules,thenumberofchannelsusedoneachmodule,thearbitrationsettings,andwhetherornotthemodulesareidlewhentheI/ONodebeginsexecution.IfyouconfigureanFPGAI/ONodewithmultiplechannelsonanon-simultaneousmodule,thefunctionaccessesthechannelssequentially.


UnderstandingPower-OnandStartupOutputStatesforCompactRIOOutputModules(FPGAInterface)Thepower-onoutputstateisthestatethataCSeriesoutputmoduleisinwhenpowerisappliedtothemodule.RefertotheNI9xxxOperatingInstructionsandSpecificationsforthemoduleforthepower-onoutputstate.Youcannotconfigurethepower-onoutputstate.ThestartupoutputstateisthestatethataCompactRIOchannelisinafteryouloadandrunanFPGAVIthatcommunicateswiththeoutputmodule.Youcanconfigurestartupoutputstates.

ConfiguringStartupOutputStatesUsetheFPGAI/ONodeanalogordigitaloutputoptionstochangestartupoutputstates.YoucandeveloptheFPGAVIsothattheoutputfunctionexecuteswhentheFPGAVIstartsrunning.

NoteIfyouinsertanNI9263orNI9265modulewhiletheCompactRIOchassisispoweredonandanFPGAVIisrunning,theanalogoutputchannelsresettothepower-onoutputstate,andtheFPGAVIcontinuesrunningandcommunicatingwiththeanalogoutputchannels.


UnderstandingOutputStates

ActionStateofthe

OutputChannels

Thechassiswiththemodulepowerson. Power-onoutputstate

AnFPGAVIloads. Startupoutputstate

AnInvokeMethodfunctionconfiguredwiththeAbortmethodexecutesonthehostVI.

Power-onoutputstate

ACloseFPGAVIReferencefunctionthatisconfiguredtoCloseandResetexecutes.CloseandResetisthedefaultactionfortheCloseFPGAVIReferencefunction.

Power-onoutputstate

ACloseFPGAVIReferencefunctionthatisconfiguredtoCloseexecutes.

Laststatethatwaswritten

YouclicktheAbortbuttononthehostVIorselectOperate»StopwhileLabVIEWistargetedtoanFPGAdeviceandtheFPGAVIisrunningwithInteractiveFrontPanelCommunication.


Youremoveandreinsertoneofthefollowingmodules:NI9263,NI9265,NI9476,NI9477,orNI9478.

Power-onoutputstate

YouremoveandreinsertanNI9264moduleandyouhavenotloadedtheFPGAVI.

Power-onoutputstate

YouremoveandreinsertanNI9264moduleafteryouloadedtheFPGAVI.


Youremoveandreinsertoneofthefollowingmodules:NI9401,NI9402,NI9403,NI9472,NI9474,NI9475,NI9481

Laststatethatwas


lvfpgahost.chm::/Close_VI_Reference.html

lvfpgaconcepts.chm::/IFP_Comm.html

orNI9485.NationalInstrumentsrecommendsthatyoudonotreplaceamodulethatisadifferenttypewithoneofthesemodulesaftertheFPGAVIisloaded.ReplacingamodulethatisadifferenttypethanthemodulewithwhichyouarereplacingitaftertheFPGAVIisloadedcanplacetheoutputchannelsinanundefinedorunexpectedstate.

written

UsingtheRIODeviceI/OControl(FPGAInterface)PlacetheRIODeviceI/OcontrolonthefrontpanelofaVI.UsetheI/Ocontrolpull-downmenutoselectaRIOdevice.

SelectingaRIODeviceinaProjectVITargetedtoMyComputerIftheVIispartofaprojectandistargetedtoMyComputer,theI/Ocontrolpull-downmenushowsthefollowingsectionsfromtoptobottom.

RIOdevicesintheprojectLocalRIOdevicesandlocalRIOaliasesBrowse,whichopenstheBrowseRIODevicesdialogboxRecentlyusedRIOdevices

RIOiocontrol.chm::/Browse_RIO_Devices.html

SelectingaRIODeviceinaProjectVITargetedtoanRTControllerIftheVIispartofaprojectandistargetedtoanRTcontroller,theI/Ocontrolpull-downmenushowsthefollowingsection.

RIOdeviceslocaltothecontroller

SelectingaRIODeviceinaNon-ProjectVIIftheVIisnotpartofaproject,theI/Ocontrolpull-downmenushowsthefollowingsectionsfromtoptobottom.

LocalRIOdevicesandlocalRIOaliasesBrowse,whichopenstheBrowseRIODevicesdialogboxRecentlyusedRIOdevices

RIOiocontrol.chm::/Browse_RIO_Devices.html

WritingtoCompactRIOChannels(FPGAInterface)CompletethefollowingstepstowritetoCompactRIOoutputchannels.

1. ConfiguretheCompactRIOsystem.2. MakesuretheoutputchannelisaddedtotheCompactRIO


selectNew»VIfromtheshortcutmenutoaddanewFPGAVItotheCompactRIOsystem.


Module»Module/Channelfromtheshortcutmenu,whereModulerepresentsaCSeriesmoduleandModule/Channelisthechanneltowhichyouwanttowrite.IfyouconfigureanFPGAI/ONodeformultiplechannels,theI/ONodeaccessesthechannelssimultaneouslyorsequentiallydependingonthetypeofmoduleandotherfactors.

NoteLabVIEWcanwritetoCompactRIOdigitaloutputlinesasportsforsomeI/Omodules.Refertothereferencetopicforthemoduleyouareusingformoreinformation.YoucanfindthereferencetopicforthemodulebynavigatingontheContentstabtoFPGAModule»CompactRIOReferenceandProcedures»DigitalOutputModules»NI9xxx.



ConfirmingtheStateofDigitalOutputChannelsFordigitalchannels,youalsocanreadthedigitaloutputchannel.Completethefollowingstepstoreadfromthedigitaloutputchannels.

1. PlaceanotherFPGAI/ONodefunctionontheblockdiagram.ThisFPGAI/ONodemustexecuteaftertheFPGAI/ONodeyouaddedabove.

2. ClicktheelementsectionoftheFPGAI/ONodeandselectModule»Module/Channelfromtheshortcutmenu,whereModulerepresentsaCSeriesmoduleandModule/Channelisthechannelyouwanttoread.

3. Right-clickthenewFPGAI/ONodeandselectChangetoReadfromtheshortcutmenu.

ConvertingandCalibratingCompactRIOAnalogInputValues(FPGAInterface)SettheCalibrationModetoCalibratedintheCSeriesModulePropertiesdialogboxforananaloginputmoduleifyouwanttheFPGAI/ONodetoreturncalibrated,fixed-pointdataforthemodule.IfyousettheCalibrationModetoRaw,theFPGAI/ONodereturnsuncalibrated,binaryvaluesforthefollowinganaloginputmodules:

NI9201NI9203NI9205NI9206NI9215NI9217NI9221NI9225

NI9229NI9233NI9234NI9235NI9236NI9237NI9239

IfyousettheCalibrationModetoRaw,youmustconvertthebinaryvaluesintomeaningfulengineeringunitsandapplycalibrationconstantstoachievemoreaccurateresults.YoumustconvertandcalibratethesevaluesinthehostVI.

NoteAfteryouconvertthebinaryvaluestoengineeringunitsfortheNI9217,youcanalsoconvertthenominalresistancevaluesintotemperaturevalues.

NoteThebinarydatareturnedbytheNI9211,NI9213,orNI9219isalreadycalibrated.YoumustusedifferentequationstoconvertvaluesfortheNI9211,convertvaluesfortheNI9213,orconvertvaluesfortheNI9219intoengineeringunits.


lvfpgaconcepts.chm::/FPGAFixedPoint.html

UsingaVItoConvertandCalibrateValuesRefertotheBinarytoNominalVIinthelabview\examples\CompactRIO\BasicIO\AnalogRawHostCalibration\AIRawHostCalibration\AIRawHostCalibration-cRIO.lvprojforanexampleofconvertingbinaryanaloginputvaluestocalibratedengineeringunits.YoucanusetheBinarytoNominalVIasasubVIinthehostVI.OpenexampleFortheNI9205,youcanalsorefertotheBinarytoNominalPolynomial(Host)VIinthelabview\examples\CompactRIO\ModuleSpecific\NI9205\NI9205LinearizationCoefficients\NI9205LinearizationCoefficients.lvprojforanexampleofusingthestraight-lineconversionalgorithmalongwiththeNI-MCallinearizationcorrectiontoconvertbinaryanaloginputvaluestocalibratedengineeringunits.YoucanusetheBinarytoNominalPolynomial(Host)VIasasubVIinthehostVI.OpenNI9205exampleFortheNI9206,youcanalsorefertotheBinarytoNominalPolynomial(Host)VIinthelabview\examples\CompactRIO\ModuleSpecific\NI9206\NI9206LinearizationCoefficients\NI9206LinearizationCoefficients.lvprojforanexampleofusingthestraight-lineconversionalgorithmalongwiththeNI-MCallinearizationcorrectiontoconvertbinaryanaloginputvaluestocalibratedengineeringunits.YoucanusetheBinarytoNominalPolynomial(Host)VIasasubVIinthehostVI.OpenNI9206example

UsinganEquationtoConvertandCalibrateValuesYoucanusethefollowingequationinthehostVItoconvertbinaryanaloginputvaluestocalibratedengineeringunits:

InputEngineeringUnits=(BinaryValue×LSBWeight–Offset)*

where BinaryValueisthesignedorunsignedvaluereturnedbytheFPGAI/ONodeLSBWeightisthevaluereturnedbytheLSBWeightpropertyOffsetisthevaluereturnedbytheOffsetproperty.

TheunitsofLSBWeightandOffsetdifferpermodule.RefertothereferencetopicforthemoduleyouareusingfortheLSBWeightandOffsetunits.YoucanfindthereferencetopicforthemodulebynavigatingontheContentstabtoFPGAModule»CompactRIOReferenceandProcedures»AnalogInputModules»NI9xxx.Toconverttocalibratedengineeringunits,usetheFPGAI/OPropertyNodetoreadtheLSBWeightandOffsetproperties.IfyoudonotwanttoreadtheLSBWeightandOffsetvaluesfromthemodule,youcanconverttouncalibratedengineeringunitsbyusingthefollowingvaluesforOffsetandLSBWeight:

Offset=0†

LSBWeight=TypicalInputSpan÷2ADCResolutionwhere TypicalInputSpanisthevalueforthemoduleinthetablebelow

ADCResolutionistheADCresolutionvalueintheNI9xxxOperatingInstructionsandSpecificationsforthemodule.

Module TypicalInputSpanNI9201 21.06VNI9203 21.56mA(unipolar),43.12mA(bipolar)NI9205 20.8VNI9206 21.5VNI9215 20.8VNI9217 1000ΩNI9221 125V


NI9225 850VNI9229 125.28VNI9233 10.8VNI9234 10.2VNI9235 52.6mV/VNI9236 52.6mV/VNI9237 50mV/VNI9239 21.04V

*WhenconvertingandcalibratingdataacquiredfromtheNI9203in±20mArange,theequationis:InputEngineeringUnits=((BinaryValue–32768)×LSBWeight–Offset)

†WhencalculatingengineeringunitsfortheNI9203in±20mArange,Offset=20mA.

DetectingOut-of-RangeChannelsforCompactRIOAnalogInputChannels(FPGAInterface)Youcandetectanout-of-rangeCompactRIOanaloginputchannelwhenyoureadthechannel.IfyousettheCalibrationModetoCalibratedintheCSeriesModulePropertiesdialogboxandtheFPGAI/ONodereturnsavaluegreaterthantheminimumoperatingrangevalue,thechannelmightbeoutofrange.RefertotheNI9xxxOperatingInstructionsandSpecificationsforthemoduleformoreinformationaboutmodulespecifications.IfyousettheCalibrationModetoRawintheCSeriesModulePropertiesdialogboxandachannelisoutofrange,theFPGAI/ONodereturnsthefull-scalebinaryvalue,asshowninthetablebelow.

Module Full-ScaleBinaryValueNI9201 –2,048(0xF800)or2,047(0x7FF)NI9203 0(0x0000)or65,535(0xFFFF)

NI9205* –32,768(0x8000)or32,767(0x7FFF)

NI9206* –32,768(0x8000)or32,767(0x7FFF)

NI9211 –8,388,608(0xFF800000)or8,388,607(0x7FFFFF)NI9213 –8,388,608(0xFF800000)or8,388,607(0x7FFFFF)NI9215 –32,768(0x8000)or32,767(0x7FFF)NI9217 –8,388,608(0xFF800000)or8,388,607(0x7FFFFF)NI9219 –8,388,608(0xFF800000)or8,388,607(0x7FFFFF)NI9221 –2,048(0xF800)or2,047(0x7FF)NI9225 –8,388,608(0xFF800000)or8,388,607(0x7FFFFF)NI9229 –8,388,608(0xFF800000)or8,388,607(0x7FFFFF)NI9233 –8,388,608(0xFF800000)or8,388,607(0x7FFFFF)NI9234 –8,388,608(0xFF800000)or8,388,607(0x7FFFFF)NI9235 –8,388,608(0xFF800000)or8,388,607(0x7FFFFF)NI9236 –8,388,608(0xFF800000)or8,388,607(0x7FFFFF)NI9237 –8,388,608(0xFF800000)or8,388,607(0x7FFFFF)


NI9239 –8,388,608(0xFF800000)or8,388,607(0x7FFFFF)*FortheNI9205andNI9206,achannelmightbeoutofrangebeforetheFPGAI/ONodereachestheminimumormaximumfull-scalebinaryvalue.

NI9201(FPGAInterface)CompactRIO8-Channel,±10V,12-BitAnalogInputModule

FPGAI/ONodeYoucanuseanFPGAI/ONode,configuredforreading,withthisdevice.


TerminalsinSoftwareUsetheFPGAI/ONodetoaccessthefollowingterminalsforthisdevice.

Terminal DescriptionAIx Analoginputchannelx,wherexisthenumberofthechannel.

TheNI9201hasAIchannels0to7.

Youcanconfiguretheminimumtimebetweenconversionsandunderstandscanningforthesechannels.

ArbitrationThisdevicesupportsonlytheArbitrateifMultipleRequestorsOnlyoptionforarbitration.Youcannotconfigurearbitrationsettingsforthisdevice.

lvfpgaconcepts.chm::/Arbitration_Options.html#Arbitrate_if_Multiple

MethodsThisdevicedoesnotsupportanymethods.

I/OPropertiesUsetheFPGAI/OPropertyNodetoaccessthefollowingpropertiesforthisdevice.

Property DescriptionLSBWeight

ReturnstheLSBweightinnV/LSBforthechannel.UsethisvaluetoconvertandcalibrateNI9201dataifyousettheCalibrationModetoRawintheCSeriesModulePropertiesdialogbox.

Offset ReturnsthecalibrationoffsetinnVforthechannel.UsethisvaluetoconvertandcalibrateNI9201dataifyousettheCalibrationModetoRawintheCSeriesModulePropertiesdialogbox.


ModulePropertiesUsetheFPGAI/OPropertyNodetoaccessthefollowingpropertiesforthisdevice.

Property DescriptionModuleID ReturnsthemoduleID.SerialNumber Returnstheuniqueserialnumberofthemodule.VendorID ReturnstheNationalInstrumentsvendorID,0x1093.


Single-CycleTimedLoopThisdevicedoesnotsupportthesingle-cycleTimedLoop.

HardwareDocumentationRefertotheNI9201/9221OperatingInstructionsandSpecificationstolearnaboutmodulespecificationsandhowtousethemodule.RefertotheCompactRIORelatedDocumentationforfurtherinformationaboutCompactRIOdocumentation.

CSeriesModulePropertiesDialogBoxfortheNI9201andNI9221(FPGAInterface)Right-clickanNI9201orNI9221CSeriesmoduleintheProjectExplorerwindowandselectPropertiesfromtheshortcutmenutodisplaythisdialogbox.UsethisdialogboxtoconfigureaCSeriesmodule.Thisdialogboxincludesthefollowingcomponents:

Name—SpecifiesthenameoftheCSeriesmodule,whichappearsintheProjectExplorerwindow.LabVIEWassignsadefaultnametothemodulebasedontheslotnumber.Youcanusethisfieldtogivethemoduleadescriptivename.ModuleType—SpecifiesthetypeofCSeriesmodule.Youcannotchangethisoption.Location—SpecifiesaslotinthechassisfortheCSeriesmodule.CalibrationMode—SetsthecalibrationmodefortheCSeriesmodule.SelectCalibratedifyouwanttheFPGAI/ONodetoreturncalibrated,fixed-pointdatafromthemoduleinunitsofvolts.Thefixed-pointdataissigned,withawordlengthof16bitsandanintegerwordlengthof5bitsfortheNI9201and7bitsfortheNI9221.SelectRawifyouwanttheFPGAI/ONodetoreturnuncalibrated,binarydatafromthemodule.IfyouselectRaw,youmustconvertandcalibratetheanaloginputvaluesinthehostVI.ThedefaultisCalibrated.MinimumTimeBetweenConversions—Specifiestheminimumtimebetweenconversionsinµs.



ConfiguringtheMinimumTimeBetweenConversionsfortheNI9201/9221(FPGAInterface)YoucanconfiguretheminimumtimebetweenconversionsfortheNI9201/9221intheCSeriesModulePropertiesdialogbox.CompletethefollowingstepstoconfiguretheminimumtimebetweenconversionsfortheNI9201/9221.

1. ConfiguretheCompactRIOsystem,andaddanNI9201/9221.2. Right-clicktheNI9201/9221intheProjectExplorerwindowand

selectPropertiesfromtheshortcutmenutodisplaytheCSeriesModulePropertiesdialogbox.

3. Enteravaluebetween0and10µsinincrementsof25nsintheMinimumTimeBetweenConversionstextbox.

4. ClicktheOKbutton.5. SelectFile»SaveAllintheProjectExplorerwindow.NoteThedefaultminimumtimebetweenconversionsfortheNI9201is2µs,andthedefaultminimumtimebetweenconversionsfortheNI9221is1.25µs.TheaccuracyspecificationsintheNI9201/9221OperatingInstructionsandSpecificationsarebasedonthesedefaultvalues.RefertothefollowingtablesforexamplesofhowthevalueyouenterintheMinimumTimeBetweenConversionstextboxaffectstheactualtimebetweenconversionsandtheaccuracyofthemodule.

RefertothefollowingtableifyouareusingachassisotherthanthecRIO-9151RSeriesExpansionchassis.

ModuleSamplingDatafromaSingle

orMultipleChannels?

MinimumTimeBetweenConversions*

AbletoAchieveSpecifiedTime

BetweenConversions?NI9201 Single ≥1.25µs Yes

<1.25µs No

Multiple ≥2µs Yes

<2µs No

NI9221 Single ≥1.25µs Yes

<1.25µs No

Multiple ≥1.25µs Yes

<1.25µs No

RefertothefollowingtableifyouareusingthecRIO-9151RSeriesExpansionchassis.

ModuleSamplingDatafromaSingle

orMultipleChannels?

MinimumTimeBetweenConversions*

AbletoAchieveSpecifiedTime

BetweenConversions?NI9201 Single ≥2.1µs Yes

<2.1µs No


<2.1µsand≥2µs No

<2µs No

NI9221 Single ≥2.1µs Yes

<2.1µs No


<2.1µsand≥1.25µs No

<1.25µs No

*ThevalueyousetintheCSeriesModulePropertiesdialogbox.**TheactualtimebetweenconversionsdependsonhowyoudeveloptheFPGAVI.YesindicatesthatitispossibletowriteanFPGAVIthatcansustaintheminimumtimebetweenconversionsspecifiedintheCSeriesModulePropertiesdialogbox.NoindicatesthattheminimumtimebetweenconversionsspecifiedintheCSeriesModulePropertiesdialogboxistoolowandyoumaynotbeabletowriteanFPGAVIthatcansustainthespecifiedtime.

UnderstandingNI9201/9221Scanning(FPGAInterface)ToscanthechannelsoftheNI9201/9221,configureanFPGAI/ONodewiththechannelsyouwanttoacquirefromthemodule.Thechannelsarescannedinnumericalorder.TheyarenotscannedintheorderofappearanceinanFPGAI/ONode.ThefirsttimeanFPGAI/ONodeconfiguredwithchannelsonanNI9201/9221moduleexecutes,theNI9201/9221moduleperformstwosetupconversionsbeforeconvertingthefirstchannel.ThemodulestoresthechannellistfromthemostrecentlyexecutedFPGAI/ONode.ThemoduledoesnotrepeatthesetupconversionsforsubsequentFPGAI/ONodereadsthatareconfiguredwiththesamechannellist.Themoduleperformsthesetupconversionsonlyifthechannellistchanges.RefertotheAnalogInputVIinthelabview\examples\CompactRIO\BasicIO\AnalogInputdirectoryforanexampleofhandlingthesetupconversionsintheFPGAVIblockdiagram.Openexample


NI9203(FPGAInterface)CompactRIO8-Channel,±20mA,16-BitAnalogInputModule

ModuleMethodsUsetheFPGAI/OMethodNodetoaccessthefollowingmethodforthisdevice.ThisdevicedoesnotsupportanyI/Omethods.

Method DescriptionSetInputRange

Setstheinputrangeforachannelaseither0–20mAor±20mA.ThismethodoverwritesthevalueyouconfigureintheCSeriesModulePropertiesdialogbox.

lvfpga.chm::/IO_Method_Node.html


Property DescriptionLSBWeight(±20mArange)

ReturnstheLSBweightinpA/LSBforthechannel.UsethisvaluetoconvertandcalibrateNI9203dataifyousettheCalibrationModetoRawintheCSeriesModulePropertiesdialogbox,andyousettheinputrangeto±20mA.

LSBWeight(4–20mArange)

ReturnstheLSBweightinpA/LSBforthechannel.UsethisvaluetoconvertandcalibrateNI9203dataifyousettheCalibrationModetoRawintheCSeriesModulePropertiesdialogbox,andyousettheinputrangeto0–20mA.



Property DescriptionModuleID

ReturnsthemoduleID.

Offset(±20mArange)

ReturnsthecalibrationoffsetinpAforthechannel.UsethisvaluetoconvertandcalibrateNI9203dataifyousettheCalibrationModetoRawintheCSeriesModulePropertiesdialogbox,andyousettheinputrangeto±20mA.

Offset(4–20mArange)

ReturnsthecalibrationoffsetinpAforthechannel.UsethisvaluetoconvertandcalibrateNI9203dataifyousettheCalibrationModetoRawintheCSeriesModulePropertiesdialogbox,andyousettheinputrangeto0–20mA.

SerialNumber

Returnstheuniqueserialnumberofthemodule.

VendorID

ReturnstheNationalInstrumentsvendorID,0x1093.


HardwareDocumentationRefertotheNI9203OperatingInstructionsandSpecificationstolearnaboutmodulespecificationsandhowtousethemodule.RefertotheCompactRIORelatedDocumentationforfurtherinformationaboutCompactRIOdocumentation.

CSeriesModulePropertiesDialogBoxfortheNI9203(FPGAInterface)Right-clickanNI9203CSeriesmoduleintheProjectExplorerwindowandselectPropertiesfromtheshortcutmenutodisplaythisdialogbox.UsethisdialogboxtoconfigureaCSeriesmodule.Thisdialogboxincludesthefollowingcomponents:

Name—SpecifiesthenameoftheCSeriesmodule,whichappearsintheProjectExplorerwindow.LabVIEWassignsadefaultnametothemodulebasedontheslotnumber.Youcanusethisfieldtogivethemoduleadescriptivename.ModuleType—SpecifiesthetypeofCSeriesmodule.Youcannotchangethisoption.Location—SpecifiesaslotinthechassisfortheCSeriesmodule.CalibrationMode—SetsthecalibrationmodefortheCSeriesmodule.SelectCalibratedifyouwanttheFPGAI/ONodetoreturncalibrated,fixed-pointdatafromthemoduleinunitsofamps.Thefixed-pointdataissigned,withawordlengthof21bitsandanintegerwordlengthof–4bits.SelectRawifyouwanttheFPGAI/ONodetoreturnuncalibrated,binarydatafromthemodule.IfyouselectRaw,youmustconvertandcalibratetheanaloginputvaluesinthehostVI.ThedefaultisCalibrated.MinimumTimeBetweenConversions—Specifiestheminimumtimebetweenconversionsinµs.ChannelConfiguration—Specifiestheinputrangeforeachchannel.

Channels—Specifiesthechannel(s)forwhichyouwanttoselecttheinputrange.InputRange—Specifiestheinputrangefortheselectedchannel(s)aseither0–20mAor±20mA.



NI9205(FPGAInterface)CompactRIO32-ChannelSingle-Ended/16-ChannelDifferential,±200mVto±10V,16-BitAnalogInputModule



TheNI9205hasAIchannels0to31.Thechannelissampledusingthecurrentlyconfiguredterminalmodeandvoltagerange.YoucanconfigurethesesettingsatedittimeusingtheCSeriesModulePropertiesdialogboxoratruntimeusingtheSetTerminalModeorSetVoltageRangemethods.

DI0 Digitalinputchannelusedtoaccessthemoduledigitalline,whichislabeledPFI0.ThisterminalisnotavailableforanonboardNI9205onaSingle-BoardRIO(sbRIO)device.

Trig Returnstheoutputofthemoduletriggercircuitry.UsetheSetTriggersmethodtoconfigurethetriggercircuit.

DO0 Digitaloutputchannel0.ThisterminalisnotavailableforanonboardNI9205onansbRIOdevice.

RefertotheConversionTimingtopicforinformationabouttheorderandtimingofconversionsfortheseI/Ochannels.

ModuleMethodsUsetheFPGAI/OMethodNodetoaccessthefollowingmethodsforthisdevice.ThisdevicedoesnotsupportanyI/Omethods.

Method DescriptionIOSample

Acquiresasinglesamplefromthemodule.Thechannelnumber,terminalmode,andvoltagerangeareallconfigurableatruntime.

NoteNationalInstrumentssuggeststhatyoudonotconfiguretheVItorunanIOSamplemethodandanotherFPGAI/OMethodNodeinparallelwhenbotharetargetedtothesameCSeriesmodule.Similarly,NationalInstrumentssuggeststhatyoudonotconfiguretheVItorunmultipleIOSamplemethodsinparallelwhentheIOSamplemethodsaretargetedtothesameCSeriesmodule.

Refertothe9205BasicIOVIandtheNI9205AdvancedIOVIinthelabview\examples\CompactRIO\ModuleSpecific\NI9205\NI9205BasicIOandlabview\examples\CompactRIO\ModuleSpecific\NI9205\NI9205AdvancedIOdirectoriesforexamplesrelatedtothismethod.

BasicIO

OpenexampleAdvancedIO

Openexample

SetTerminalMode

SetstheterminalmodeforachannelasRSE(referencedsingle-ended),NRSE(non-referencedsingle-ended),orDIFF(differential).ThismethodoverwritesthevalueyouconfigureintheCSeriesModulePropertiesdialogbox.

SetTriggers

Setsthetriggeroutputtooneofthefollowingvalues:None


AIBelowLowAIAboveHighAIInsideRegionAIBelowLowwithHysteresisAIAboveHighwithHysteresisDITrigger

NoteTheonboardNI9205onsbRIOdevicesdoesnotsupportDItriggering.

Refertothe9205BasicTriggeringVIandthe9205AdvancedTriggeringVIinthelabview\examples\CompactRIO\ModuleSpecific\NI9205\NI9205BasicTriggeringandlabview\examples\CompactRIO\ModuleSpecific\NI9205\NI9205AdvancedTriggeringdirectoriesforexamplesrelatedtothismethod.

BasicTriggering

OpenexampleAdvancedTriggering

Openexample

SetVoltageRange

Setstheinputrangeforachannelas±10V,±5V,±1V,or±200mV.ThismethodoverwritesthevalueyouconfigureintheCSeriesModulePropertiesdialogbox.

ModulePropertiesUsetheFPGAI/OPropertyNodetoaccessthefollowingpropertiesforthisdevice.ThisdevicedoesnotsupportanyI/Oproperties.

Property DescriptionLinearizationCoefficientx

(Optional)NI-MCallinearizationcoefficientx,wherexisthenumberofthelinearizationcoefficient.TheNI9205haslinearizationcoefficients3to0.Youcanusethesecoefficientsincalibrationtocompensateforsometypesofmeasurementnonlinearityinherentinthisdevice.

RefertotheNI9205AdvancedIOVIinthelabview\examples\CompactRIO\ModuleSpecific\NI9205\NI9205AdvancedIOdirectoryforanexampleofthisconcept.

OpenexampleLSBWeight(±10Vrange)

ReturnstheLSBweightinpV/LSBforthe±10Vrange.UsethisvaluetoconvertandcalibrateNI9205dataifyousettheCalibrationModetoRawintheCSeriesModulePropertiesdialogbox.

LSBWeight(±1Vrange)


LSBWeight(±200mVrange)

ReturnstheLSBweightinpV/LSBforthe±200mVrange.UsethisvaluetoconvertandcalibrateNI9205dataifyousettheCalibrationModetoRawintheCSeriesModulePropertiesdialogbox.



ModuleID ReturnsthemoduleID.Offset(±10Vrange)

ReturnsthecalibrationoffsetinnVforthe±10Vrange.UsethisvaluetoconvertandcalibrateNI9205dataifyousettheCalibrationModetoRawintheCSeriesModule


Propertiesdialogbox.Offset(±1Vrange)

ReturnsthecalibrationoffsetinnVforthe±1Vrange.UsethisvaluetoconvertandcalibrateNI9205dataifyousettheCalibrationModetoRawintheCSeriesModulePropertiesdialogbox.

Offset(±200mVrange)

ReturnsthecalibrationoffsetinnVforthe±200mVrange.UsethisvaluetoconvertandcalibrateNI9205dataifyousettheCalibrationModetoRawintheCSeriesModulePropertiesdialogbox.

Offset(±5Vrange)


SerialNumber


VendorID ReturnstheNationalInstrumentsvendorID,0x1093.


Name—SpecifiesthenameoftheCSeriesmodule,whichappearsintheProjectExplorerwindow.LabVIEWassignsadefaultnametothemodulebasedontheslotnumber.Youcanusethisfieldtogivethemoduleadescriptivename.ModuleType—SpecifiesthetypeofCSeriesmodule.Youcannotchangethisoption.Location—SpecifiesaslotinthechassisfortheCSeriesmodule.CalibrationMode—SetsthecalibrationmodefortheCSeriesmodule.SelectCalibratedifyouwanttheFPGAI/ONodetoreturncalibrated,fixed-pointdatafromthemoduleinunitsofvolts.Thefixed-pointdataissigned,withawordlengthof26bitsandanintegerwordlengthof5bits.SelectRawifyouwanttheFPGAI/ONodetoreturnuncalibrated,binarydatafromthemodule.IfyouselectRaw,youmustconvertandcalibratetheanaloginputvaluesinthehostVI.ThedefaultisCalibrated.MinimumTimeBetweenConversions—Specifiestheminimumtimebetweenconversionsinµs.ChannelConfiguration—Specifiestheinputrangeforeachchannel.

Channels—Specifiesthechannel(s)forwhichyouwanttoselecttheinputrange.InputRange—Specifiestheinputrangefortheselectedchannel(s)as±10V,±5V,±1V,or±200mV.TerminalMode—Specifiestheterminalmodefortheselectedchannel(s)asRSE(referencedsingle-ended),NRSE(non-referencedsingle-ended),orDIFF(differential).



IOSampleMethod(FPGAInterface)Thismodulemethodacquiresasinglesamplefromthemodule.Thechannelnumber,terminalmode,andvoltagerangeareallconfigurableatruntime.YouusethismodulemethodbyselectingitinanFPGAI/OMethodNodethatisconfiguredfortheappropriatedeviceand/orchannel.DetailsExamples


Configuration[i+2]containsencodedconfigurationinformationthatgetsloadedintothemoduleconversionpipeline.Thisconfigurationinformationcontrolsthedatatobesampledtwoiterationsintothefuture.RefertotheConversionTimingtopicformoreinformation.RefertotheConfigurationEncodingtablebelowforanexampleofhowtheconfigurationinformationisencoded.

Data[i]Returnsthedatafromthecurrentsample.errorindescribeserrorconditionsthatoccurbeforethisVIorfunctionruns.Thedefaultisnoerror.IfanerroroccurredbeforethisVIorfunctionruns,theVIorfunctionpassestheerrorinvaluetoerrorout.ThisVIorfunctionrunsnormallyonlyifnoerroroccurredbeforethisVIorfunctionruns.IfanerroroccurswhilethisVIorfunctionruns,itrunsnormallyandsetsitsownerrorstatusinerrorout.Useerrorinanderrorouttocheckerrorsandtospecifyexecutionorderbywiringerroroutfromonenodetoerrorinofthenextnode.

statusisTRUE(X)ifanerroroccurredbeforethisVIorfunctionranorFALSE(checkmark)toindicateawarningorthatnoerroroccurredbeforethisVIorfunctionran.ThedefaultisFALSE.codeistheerrorcodenumberidentifyinganerror.Thedefaultis0.IfstatusisTRUE,codeisanonzeroerrorcode.


IfstatusisFALSE,codeis0orawarningcode.sourcealwayscontainsanemptystringbecausestringsarenotsupportedinLabVIEWFPGA.

erroroutcontainserrorinformation.IferrorinindicatesthatanerroroccurredbeforethisVIorfunctionran,erroroutcontainsthesameerrorinformation.Otherwise,itdescribestheerrorstatusthatthisVIorfunctionproduces.Right-clicktheerroroutindicatoronthefrontpanelandselectExplainErrorfromtheshortcutmenuformoreinformationabouttheerror.

statusisTRUE(X)ifanerroroccurredorFALSE(checkmark)toindicateawarningorthatnoerroroccurred.codeistheerrorcodenumberidentifyinganerror.Thedefaultis0.IfstatusisTRUE,codeisanonzeroerrorcode.IfstatusisFALSE,codeis0orawarningcode.sourcealwayscontainsanemptystringbecausestringsarenotsupportedinLabVIEWFPGA.

ConfigurationEncodingTableThefollowingtabledescribeshowtoconstructtheConfiguration[i+2]valuetowritetotheIOSamplemethodtoperformaparticularoperation.TheOperationcolumnliststhetypesofoperationsthatcanbeperformedusingtheIOSamplemethod.TheConfigurationBitFieldscolumnliststhebitpositionswithintheConfiguration[i+2]numberthatneedtobeset.TheValuescolumnspecifiesthebinaryvaluetoapplytothespecifiedConfigurationBitFields.

Operation ConfigurationBitFields Values

AIRead 15:13 001b12:11 01bforchannels0-15

10bforchannels16-3110:8 000bforchannels0,8,16,or24

001bforchannels1,9,17,or25…110bforchannels6,14,22,or30111bforchannels7,15,23,or31

7:6 00b5:4 00bforNRSEmode

11bforRSEorDIFFmodes3:2 11bforchannels8-15or24-31

01bforDIFFmodeonchannels0-7or16-2310bforRSEorNRSEmodeonchannels0-7or16-23

DI0Read 15:0 0000000000000000bDO0Write 15:1 010000000000000b

0 BinaryvaluetowritetoDO0

UsingThisMethodTheIOSamplemethodprovidesanefficientandflexibleinterfacetothemodule.Youcanusethismethodtoacquireasinglesamplefromanyofthechannelsonthemodule,atanyrange,andwithanyavailableinputmode.Whenthismethodisexecuted,themoduleperformsasingleconversiononthenextchannelpresentintheconversionpipelineonthemodule.ThedatafromthisconversionisreturnedviatheData[i]methodoutput.Atthesametimethattheconversiondataisreadfromthemodule,thenewconfigurationinformationspecifiedbytheConfiguration[i+2]inputisloadedintotheconfigurationpipelineonthemodule.Thepipelineistwosamplesdeep.So,theconfigurationinformationspecifiedononeexecutionoftheIOSamplemethoddetermineswhichchannelwillbesampledbytheIOSamplemethodtwoiterationsintothefuture.RefertotheConversionTimingtopicformoredetails.

ExamplesRefertothe9205BasicIOVIandtheNI9205AdvancedIOVIinthelabview\examples\CompactRIO\ModuleSpecific\NI9205\NI9205BasicIOandlabview\examples\CompactRIO\ModuleSpecific\NI9205\NI9205AdvancedIOdirectoriesforexamplesoftheIOconceptsdiscussedabove.

BasicIO


Openexample

SetTerminalModeMethod(FPGAInterface)OverridesthedefaultsettingprovidedintheCSeriesModulePropertiesdialogbox.YouusethismodulemethodbyselectingitinanFPGAI/OMethodNodethatisconfiguredfortheappropriatedeviceand/orchannel.

AIChannelisthechannelyouwanttosettheterminalmodefor.TerminalModeisanenumerationofthefollowingtriggermodes:

RSEisasingle-endedmeasurementbetweenanyofthe32individualchannelsandthemoduleground.NRSEisasingle-endedmeasurementbetweenanyofthe32individualchannelsandtheAISENSElineintothemodule.DIFFisadifferentialmeasurementbetweentwoofthe32individualchannels,withthenameofthedifferentialchannelmatchingthechanneltiedtothepositivesideofthedifferentialmeasurement.ChannelsAI0toAI7,andAI16toAI23maybesettoDIFFconfiguration.

errorindescribeserrorconditionsthatoccurbeforethisVIorfunctionruns.Thedefaultisnoerror.IfanerroroccurredbeforethisVIorfunctionruns,theVIorfunctionpassestheerrorinvaluetoerrorout.ThisVIorfunctionrunsnormallyonlyifnoerroroccurredbeforethisVIorfunctionruns.IfanerroroccurswhilethisVIorfunctionruns,itrunsnormallyandsetsitsownerrorstatusinerrorout.Useerrorinanderrorouttocheckerrorsandtospecifyexecutionorderbywiringerroroutfromonenodetoerrorinofthenextnode.

statusisTRUE(X)ifanerroroccurredbeforethisVIorfunctionranorFALSE(checkmark)toindicateawarningorthatnoerroroccurredbeforethisVIorfunctionran.ThedefaultisFALSE.codeistheerrororwarningcode.Thedefaultis0.IfstatusisTRUE,codeisanonzeroerrorcode.IfstatusisFALSE,codeis0orawarningcode.sourcealwayscontainsanemptystringbecausestringsarenotsupportedinLabVIEWFPGA.



statusisTRUE(X)ifanerroroccurredorFALSE(checkmark)toindicateawarningorthatnoerroroccurred.codeistheerrororwarningcode.IfstatusisTRUE,codeisanonzeroerrorcode.IfstatusisFALSE,codeis0orawarningcode.sourcealwayscontainsanemptystringbecausestringsarenotsupportedinLabVIEWFPGA.

SetTriggersMethod(FPGAInterface)Thismodulemethodcontrolsthedatareturnedbythetriggerdigitalinputline.YouusethismodulemethodbyselectingitinanFPGAI/OMethodNodethatisconfiguredfortheappropriatedeviceand/orchannel.DetailsExamples

TriggerModeisanenumerationofthefollowingtriggermodeoptions:

Nonedisablesthetriggerfunction.AIBelowLowdetectswhentheanalogsignalisbelowthelowthresholdyouspecify.AIAboveHighdetectswhentheanalogsignalisabovethehighthresholdyouspecify.AIInsideRegiondetectswhentheanalogsignalisbetweenthehighandlowthresholdsyouspecify.AIBelowLowwithHysteresisassertsthetriggerwhenthesignalstartsabovethehighthresholdyouspecifyandthencrossesbelowthelowthresholdyouspecify.Thetriggerdeassertswhenthesignalcrossesabovethehighthresholdyouspecify.AIAboveHighwithHysteresisassertsthetriggerwhenthesignalstartsbelowthelowthresholdyouspecifyandthencrossesabovethehighthresholdyouspecify.Thetriggerdeassertswhenthesignalcrossesbelowthelowthresholdyouspecify.DITriggerdetectswhenthedigitalsignalonPFI0islogichigh.

NoteTheonboardNI9205onSingle-BoardRIO(sbRIO)devicesdoesnotsupportDItriggering.

AIHighThresholddefinestheupperthresholdfortheanalogtriggercircuit.AILowThresholddefinesthelowerthresholdfortheanalogtriggercircuit.

errorindescribeserrorconditionsthatoccurbeforethisVIorfunctionruns.Thedefaultisnoerror.Ifanerroroccurredbefore


thisVIorfunctionruns,theVIorfunctionpassestheerrorinvaluetoerrorout.ThisVIorfunctionrunsnormallyonlyifnoerroroccurredbeforethisVIorfunctionruns.IfanerroroccurswhilethisVIorfunctionruns,itrunsnormallyandsetsitsownerrorstatusinerrorout.Useerrorinanderrorouttocheckerrorsandtospecifyexecutionorderbywiringerroroutfromonenodetoerrorinofthenextnode.

statusisTRUEifanerroroccurred.IfstatusisTRUE,theVIdoesnotperformanyoperations.codeistheerrorcodenumberidentifyinganerror.Thedefaultis0.IfstatusisTRUE,codeisanonzeroerrorcode.IfstatusisFALSE,codeis0orawarningcode.sourcealwayscontainsanemptystringbecausestringsarenotsupportedinLabVIEWFPGA.



UsingThisMethodUsetheSetTriggersMethodtoconfigurethetriggercircuitonthemodule.Oncethetriggercircuitisconfigured,useanFPGAI/ONodeconfiguredtoaccesstheTrigchanneltomonitortheoutputofthetriggercircuit.Thetriggercircuitdoesnotautomaticallyinitiateanyconversionsonthemodule.ItisuptotheFPGAVItomonitortheTrigline,andtheninitiateaconversionusinganFPGAI/ONodeortheIOSamplemethodwhentheappropriatetriggereventoccurs.PerformthefollowingstepstotriggeranacquisitionusingtheSetTriggersMethod:

1. Ensurethatthemodulepipelineisprimedwiththenexttwochannelsthatyouwanttosampleafterthetriggerevent.ThisstepwillminimizethedelaybetweenthetriggereventandtheAIchannelsgettingsampled.Foranalogtriggeringmodes,thisstepalsoconfigurestheanalogtriggercircuitrytomonitorthedesiredchannel.TheAItriggercircuitmonitorsthechannelwaitinginthemodulepipelineforthenextconversion.

IfyouareusingFPGAI/ONodestoperformtheacquisition,thisstepcanbeaccomplishedbyexecutinganFPGAI/ONodeconfiguredtomatchtheFPGAI/ONodethatyouwillbeexecutingafterthetriggerevent.IfyouareusingoneoftheanalogtriggeringmodesalongwiththeFPGAI/ONodes,theAItriggercircuitwilloperateonthelowestnumberedchannelpresentintheFPGAI/ONode.

RefertotheIOSamplemethodandConversionTimingtopicsformoreinformationonmanagingthemodulepipelineusingtheIOSamplemethod.IfyouareusingoneoftheanalogtriggermodesalongwiththeIOSamplemethod,theAItriggercircuitwilloperateonthechannelwaitinginthepipelinetobeconvertedbythenextIOSamplemethod.

2. ExecutetheSetTriggersmethodwiththeappropriatetriggermodeselected.Thetriggermodecircuitryisimplementedinthehardwareasyouspecifyinthismethod.RefertotheNI9205OperatingInstructionsandSpecificationsorNI9206OperatingInstructionsandSpecificationsformoreinformationaboutthe

triggermodes.3. MonitortheTrigchannelinaloopuntilyouseetheappropriate

triggerconditionoccur.4. ExecuteanFPGAI/ONodeorIOSamplemethodfunctionto

acquiredatainresponsetothetriggerevent.

ExamplesRefertothe9205BasicTriggeringVIandthe9205AdvancedTriggeringVIinthelabview\examples\CompactRIO\ModuleSpecific\NI9205\NI9205BasicTriggeringandlabview\examples\CompactRIO\ModuleSpecific\NI9205\NI9205AdvancedTriggeringdirectoriesforexamplesofthetriggeringconceptsdiscussedabove.

BasicTriggering


Openexample

SetVoltageRangeMethod(FPGAInterface)ThismodulemethodoverridesthedefaultsettingprovidedintheCSeriesModulePropertiesdialogbox.YouusethismodulemethodbyselectingitinanFPGAI/OMethodNodethatisconfiguredfortheappropriatedeviceand/orchannel.

AIChannelisthechannelyouwanttosetthevoltagerangefor.VoltageRangeisanenumerationofthefollowingvoltageranges:

±10V±5V±1V±200mV

errorindescribeserrorconditionsthatoccurbeforethisVIorfunctionruns.Thedefaultisnoerror.IfanerroroccurredbeforethisVIorfunctionruns,theVIorfunctionpassestheerrorinvaluetoerrorout.ThisVIorfunctionrunsnormallyonlyifnoerroroccurredbeforethisVIorfunctionruns.IfanerroroccurswhilethisVIorfunctionruns,itrunsnormallyandsetsitsownerrorstatusinerrorout.Useerrorinanderrorouttocheckerrorsandtospecifyexecutionorderbywiringerroroutfromonenodetoerrorinofthenextnode.



statusisTRUEifanerroroccurred.IfstatusisTRUE,the


VIdoesnotperformanyoperations.codeistheerrorcodenumberidentifyinganerror.Thedefaultis0.IfstatusisTRUE,codeisanonzeroerrorcode.IfstatusisFALSE,codeis0orawarningcode.sourcealwayscontainsanemptystringbecausestringsarenotsupportedinLabVIEWFPGA.

ConversionTimingfortheNI9205/9206(FPGAInterface)ExampleTheNI9205andNI9206modulesimplementatwo-elementdeeppipelineforaccesstotheAI,DI0,andDO0channels.Thispipelineresultsinmaximumsamplerateandmaximumsamplequality.TheTrigchannelhasaparalleldatapaththatbypassesthepipeline.WhenusingtheFPGAI/ONodetosamplechannels,thepipelineisautomaticallymanagedbytheFPGAI/ONode,andthechannelswithintheFPGAI/ONodearesampledinnumericalorderregardlessoftheordertheyappearinthenode.IfthefirsttwochannelrequestsintheFPGAI/ONodedonotmatchthetwochannelrequestsstoredinthemodulepipeline,therewillbeadelaybeforethefirstchannelsampleoccurs.ThisdelayiscausedbytheFPGAI/ONodeautomaticallyupdatingthemodulechannelsamplepipeline,whichtakestwochannelsamplecycles.Tominimizetheneedforthepipelineupdates,eachFPGAI/ONodeleavesthemodulepipelineprimedtorepeatitself.IfyouuseonlyoneFPGAI/ONodeinaloopingstructure,onlythefirstiterationoftheloopwillincurthetwo-cycletimedelay.Allsubsequentiterationsoperatewithnodelay.WhenusingtheIOSamplemethod,youmusttakestepstomanagethispipelineintheVIs.Toreadonechannel,thatchannelconfigurationmustberequestedtwocyclesbeforethetimeitistobesampled.TheU16configurationvalueforanAIchannelsamplecontainsthechannelnumber,channelinputrange,andterminalmode.TheU16configurationvaluealsocanrepresentanaccesstotheDIOorDOOchannels,whichistreatedthesameasanAIoperation.Thefollowingdiagramillustrateshowthepipelineworkswithinasequencestructure.Atypicalapplicationwouldusealoopstructuretoiteratethroughascanlist,whichisapredefinedlistofconfigurations,continuously.ThesequencestructureandartelementsshowhowdatamovesintotheNI9205/9206pipelineandthenisconverted.NotethattheIOSamplemethodfirstconvertstheconfigurationthatisintheADC,


andthenshiftstheconfigurationvaluesthroughthepipelinetoprepareforthenexttimeLabVIEWcallstheIOSamplemethod.

Thesimplestformofpipelinemanagementistoforcethepipelineoneverysetofsamples.Thisassumesthatthepipelineisalwayswrongatthefirstsample,andsendsallIOSamplerequestsinorder.Thelasttwodatapointsneedsomeconfigurationtoberequested,butitdoesnotmatter,inthisusecase,whatconfigurationthatis.AbetterformofpipelinemanagementemulatesthebehavioroftheFPGAI/ONode.Insteadofalwaysassumingthatthepipelineiswrong,youchoosethelasttwoconfigurationvaluesbasedonthefirsttwosamplesyouwanttoincludeinthenextiteration.Thispipelinemanagementsystemcanbeaccomplishedintwoparts:initializationandsampleiteration.

Tip NationalInstrumentsrecommendsyouusetheIOSamplemethodforthefollowingreasons:

SmalleronFPGA—Withlargechannelcount,theIOSamplemethodismoreefficientwithFPGAresources,andthusrequireslessspaceontheFPGAforthesameapplication.Sampleflexibility—TheIOSamplemethodgivesyoumoreflexibilitytochangechannelrange,terminalmode,andchannelorderatruntimeandatfullsamplerate.Applicationtimingflexibility—TheIOSamplemethodreturnsallsampledataassoonasitisavailable.The

FPGAI/ONodewillgatherdataforallrequestedsamplesandthenreturnallatonce.

TheMinimumTimeBetweenConversionscontrolyoucansetintheCSeriesModulePropertiesdialogboxdeterminestheshortestpossibletimebetweenanytwoconversions.ForchannelssampledwithinthesameFPGAI/ONode,thetimeyousetdeterminestheexacttimebetweenconversions.ForchannelssampledwithinseparateFPGAI/ONodesorforconversionscausedbyloopingonanFPGAI/ONode,thetimeyousetmaybelessthantheactualtimebetweenconversions.However,theminimumtimeyousetisnevergreaterthanthetimebetweenconversions.IftheapplicationtriestoexecuteanFPGAI/ONodeorIOSamplemethodfasterthanthespecifiedminimumtimebetweenconversions,theconversionisdelayeduntiltheminimumtimeyousetissatisfied.ThedefaultminimumtimebetweenconversionsfortheNI9205/9206is8µs.TheaccuracyspecificationsintheNI9205OperatingInstructionsandSpecificationsorNI9206OperatingInstructionsandSpecificationsarebasedonthisdefaultvalue.Ifyousettheminimumtimebetweenconversionstoatleast8µs,theaccuracyofthemoduleisnotaffected.Ifyousettheminimumtimebetweenconversionstolessthan8µs,theaccuracyofthemoduledegradesifyousampledatafrommultiplechannels.

ExampleRefertotheAdvancedIOexampleinthelabview\examples\CompactRIO\ModuleSpecific\NI9205\NI9205AdvancedIOdirectoryforanexampleofconversiontimingontheNI9205andNI9206CSeriesModules.Openexample

NI9206(FPGAInterface)CompactRIO32-ChannelSingle-Ended/16-ChannelDifferential,±200mVto±10V,16-BitAnalogInputModule



TheNI9206hasAIchannels0to31.Thechannelissampledusingthecurrentlyconfiguredterminalmodeandvoltagerange.YoucanconfigurethesesettingsatedittimeusingtheCSeriesModulePropertiesdialogboxoratruntimeusingtheSetTerminalModeorSetVoltageRangemethods.

DI0 Digitalinputchannelusedtoaccessthemoduledigitalline,whichislabeledPFI0.

Trig Returnstheoutputofthemoduletriggercircuitry.UsetheSetTriggersmethodtoconfigurethetriggercircuit.

DO0 Digitaloutputchannel0.

RefertotheConversionTimingtopicforinformationabouttheorderandtimingofconversionsfortheseI/Ochannels.

ModuleMethodsUsetheFPGAI/OMethodNodetoaccessthefollowingmethodsforthisdevice.ThisdevicedoesnotsupportanyI/Omethods.

Method DescriptionIOSample Acquiresasinglesamplefromthemodule.Thechannel

number,terminalmode,andvoltagerangeareallconfigurableatruntime.


Refertothe9206BasicIOVIandtheNI9206AdvancedIOVIinthelabview\examples\CompactRIO\ModuleSpecific\NI9206\NI9206BasicIOandlabview\examples\CompactRIO\ModuleSpecific\NI9206\NI9206AdvancedIOdirectoriesforexamplesrelatedtothismethod.

BasicIO


Openexample

SetTerminalMode

SetstheterminalmodeforachannelasRSE(referencedsingle-ended),NRSE(non-referencedsingle-ended),orDIFF(differential).ThismethodoverwritesthevalueyouconfigureintheCSeriesModulePropertiesdialogbox.

SetTriggers Setsthetriggeroutputtooneofthefollowingvalues:


NoneAIBelowLowAIAboveHighAIInsideRegionAIBelowLowwithHysteresisAIAboveHighwithHysteresisDITrigger

Refertothe9206BasicTriggeringVIandthe9206AdvancedTriggeringVIinthelabview\examples\CompactRIO\ModuleSpecific\NI9206\NI9206BasicTriggeringandlabview\examples\CompactRIO\ModuleSpecific\NI9206\NI9206AdvancedTriggeringdirectoriesforexamplesrelatedtothismethod.

BasicTriggering


Openexample

SetVoltageRange

Setstheinputrangeforachannelas±10V,±5V,±1V,or±200mV.ThismethodoverwritesthevalueyouconfigureintheCSeriesModulePropertiesdialogbox.


Property DescriptionLinearizationCoefficientx

(Optional)NI-MCallinearizationcoefficientx,wherexisthenumberofthelinearizationcoefficient.TheNI9206haslinearizationcoefficients3to0.Youcanusethesecoefficientsincalibrationtocompensateforsometypesofmeasurementnonlinearityinherentinthisdevice.

RefertotheNI9206AdvancedIOVIinthelabview\examples\CompactRIO\ModuleSpecific\NI9206\NI9206AdvancedIOdirectoryforanexampleofthisconcept.

OpenexampleLSBWeight(±10Vrange)




LSBWeight(±200mVrange)

ReturnstheLSBweightinpV/LSBforthe±200mVrange.UsethisvaluetoconvertandcalibrateNI9206dataifyousettheCalibrationModetoRawintheCSeriesModulePropertiesdialogbox.



ModuleID ReturnsthemoduleID.Offset(±10Vrange)

ReturnsthecalibrationoffsetinnVforthe±10Vrange.UsethisvaluetoconvertandcalibrateNI9206dataifyousettheCalibrationModetoRawintheCSeriesModule


Propertiesdialogbox.Offset(±1Vrange)


Offset(±200mVrange)

ReturnsthecalibrationoffsetinnVforthe±200mVrange.UsethisvaluetoconvertandcalibrateNI9206dataifyousettheCalibrationModetoRawintheCSeriesModulePropertiesdialogbox.

Offset(±5Vrange)


SerialNumber



NI9211(FPGAInterface)CompactRIO4-Channel,±80mV,24-BitThermocoupleInputModule


Terminal DescriptionTCx Thermocoupleinputchannelx,wherexisthenumberofthe

channel.TheNI9211hasTCchannels0to3.CJC Cold-junctioncompensationchannel.Forthebestaccuracy,

readtheCJCchannelinthesameFPGAI/ONodeasthethermocoupleinputchannels.YoumustconverttheCJCdatatotemperature.

Autozero Autozerochannel.Forthebestaccuracy,readtheAutozerochannelinthesameFPGAI/ONodeasthethermocoupleinputchannels.


Name—SpecifiesthenameoftheCSeriesmodule,whichappearsintheProjectExplorerwindow.LabVIEWassignsadefaultnametothemodulebasedontheslotnumber.Youcanusethisfieldtogivethemoduleadescriptivename.ModuleType—SpecifiesthetypeofCSeriesmodule.Youcannotchangethisoption.Location—SpecifiesaslotinthechassisfortheCSeriesmodule.CalibrationMode—SetsthecalibrationmodefortheCSeriesmodule.SelectCalibratedifyouwanttheFPGAI/ONodetoreturncalibrated,fixed-pointdatafromthemoduleinunitsofvolts.Thefixed-pointdataissigned,withawordlengthof24bitsandanintegerwordlengthof–2bits.IfyouselectCalibrated,youmustconvertconvertthefixed-pointCJCdatatobinaryCJCdataandthenconvertthebinaryCJCdatatotemperature.SelectRawifyouwanttheFPGAI/ONodetoreturncalibrated,binarydatafromthemodule.IfyouselectRaw,youmustconvertthebinarythermocouplevaluestovoltageandconvertthebinaryCJCdatatotemperature.ThedefaultisCalibrated.



ConvertingNI9211Data(FPGAInterface)SettheCalibrationModetoCalibratedintheCSeriesModulePropertiesdialogboxfortheNI9211ifyouwanttheFPGAI/ONodetoreturncalibrated,fixed-pointdatafromthemoduleinunitsofvolts.IfyousettheCalibrationModetoCalibrated,youmustconvertthefixed-pointCJCdatatobinaryCJCdataandthenconvertthebinaryCJCdatatotemperature.SettheCalibrationModetoRawifyouwanttheFPGAI/ONodetoreturncalibrated,binarydatafromthemodule.IfyousettheCalibrationModetoRaw,youmustconvertthebinarythermocouplevaluestovoltageandconvertthebinaryCJCdatatotemperature.YoumustconvertthesevaluesinthehostVI.



UsingaVItoConvertDatatoTemperatureRefertotheConverttoTemperature(NI9211)polymorphicVIinthelabview\examples\CompactRIO\ModuleSpecific\NI9211\NI9211SupportFiles.llbforanexampleofconvertingcalibratedorrawdatatotemperature.YoucanusetheConverttoTemperature(NI9211)VIasasubVIinthehostVI.Openexample

UsinganEquationtoConvertBinaryThermocoupleValuestoVoltageYoucanusethefollowingequationinthehostVItoconvertbinarythermocouplevaluestovoltage:Voltage=BinaryValue×80mV÷8,388,607where BinaryValueisthevaluereturnedbytheFPGAI/ONode.

UsinganEquationtoConvertFixed-PointCJCDatatoBinaryCJCDataYoucanusethefollowingequationinthehostVItoconvertfixed-pointCJCdatatobinaryCJCdata:

BinaryCJCData=(Fixed-PointCJCData)÷(0.160÷(224–1))where Fixed-PointCJCDataisthevaluereturnedbytheFPGAI/O

Node.

UsingEquationstoConvertBinaryCJCDatatoTemperatureYoucanusethefollowingequationsinthehostVItoconvertbinaryCJCdatatotemperature:Calculatetheresistanceofthethermistor:

RT=(10000×BinaryCJCData)÷(223–BinaryCJCData)

CalculatetheCJCtemperature:

T=[1÷[A+B(ln(RT))+C(ln(RT))3]]–273.85

where T=temperaturein°C

A=1.2873851×10-3

B=2.3575235×10-4

C=9.4978060×10-8

RefertotheNationalInstituteofStandardsandTechnology(NIST)Monograph175thermocouplereferencetablesformoreinformationaboutconvertingandadjustingthermocouplevalues.

NI9213(FPGAInterface)CompactRIO16-Channel,±78mV,24-BitThermocoupleInputModule


Terminal DescriptionTCx Thermocoupleinputchannelx,wherexisthenumberofthe

channel.TheNI9213hasTCchannels0to15.Autozero Autozerochannel.Forthebestaccuracy,readtheAutozero

channelinthesameFPGAI/ONodeasthethermocoupleinputchannels.

CJC Cold-junctioncompensationchannel.Forthebestaccuracy,readtheCJCchannelinthesameFPGAI/ONodeasthethermocoupleinputchannels.YoumustconverttheCJCdatatotemperature.


Method DescriptionCheckStatus

ReturnsBooleansforeachchannelthatindicatewhetherthechannelisoutofrangeorhasanopenthermocouple.ThismethoddeterminestheBooleanvaluesfortheOutofRangeandOpenThermocoupleoutputswhentheFPGAI/ONodereadsthechannels.AvalueofTRUEforanychanneliscacheduntiltheCheckStatusmethodexecutes.

ForceStatusRead—WhenthevalueofthisinputisFALSE,themethodreturnsthecachedstatusinformationsincethelasttimethattheCheckStatusmethodexecuted.WhenthevalueisTRUE,themethodforcestheFPGAI/ONodetoreadallchannelsandthenthemethodupdatesthestatusinformation.Forcingastatusreadcanintroducejitterintoananaloginputloop.OutofRange—ReturnsanarrayofBooleanvalues.AvalueofTRUEinanyindexindicatesthatthechannelsharinganumberwiththatindexexceededthecommon-modevoltagerangeatsomepointafterthelasttimethattheCheckStatusmethodexecuted.OpenThermocouple—ReturnsanarrayofBooleanvalues.AvalueofTRUEinanyindexindicatesthatthechannelsharinganumberwiththatindexdetectedanopenthermocoupleonthechannelatsomepointafterthelasttimethattheCheckStatusmethodexecuted.



Property DescriptionConversionTime

SetsthetimeittakestoacquireonepointofdatafromoneormorechannelsinasingleFPGAI/ONode.YoucanselectHighSpeedorHighResolution.RefertotheNI9213OperatingInstructionsandSpecificationsformoreinformationabouttheHighSpeedandHighResolutionconversiontimes.ThispropertyoverwritesthevalueyouconfigureintheCSeriesModulePropertiesdialogbox.

ModuleID ReturnsthemoduleID.SerialNumber




HardwareDocumentationRefertotheNI9213OperatingInstructionsandSpecificationstolearnaboutmodulespecificationsandhowtousethemodule.Theoperatinginstructionsshipwiththemodule.RefertotheCompactRIORelatedDocumentationforfurtherinformationaboutCompactRIOdocumentation.


Name—SpecifiesthenameoftheCSeriesmodule,whichappearsintheProjectExplorerwindow.LabVIEWassignsadefaultnametothemodulebasedontheslotnumber.Youcanusethisfieldtogivethemoduleadescriptivename.ModuleType—SpecifiesthetypeofCSeriesmodule.Youcannotchangethisoption.Location—SpecifiesaslotinthechassisfortheCSeriesmodule.CalibrationMode—SetsthecalibrationmodefortheCSeriesmodule.SelectCalibratedifyouwanttheFPGAI/ONodetoreturncalibrated,fixed-pointdatafromthemoduleinunitsofvolts.Thefixed-pointdataissigned,withawordlengthof24bitsandanintegerwordlengthof–2bits.IfyouselectCalibrated,youmustconverttheCJCdatafromvoltagetotemperature.SelectRawifyouwanttheFPGAI/ONodetoreturncalibrated,binarydatafromthemodule.IfyouselectRaw,youmustconvertthebinarythermocoupleandCJCvaluestovoltageandthenconverttheCJCdatafromvoltagetotemperature.ThedefaultisCalibrated.ConversionTime—SpecifiesthetimeittakestoacquireonepointofdatafromoneormorechannelsinasingleFPGAI/ONode.YoucanselectHighSpeedorHighResolution.ThedefaultisHighResolution.RefertotheNI9213OperatingInstructionsandSpecificationsformoreinformationabouttheHighSpeedandHighResolutionconversiontimes.



ConvertingNI9213Data(FPGAInterface)SettheCalibrationModetoCalibratedintheCSeriesModulePropertiesdialogboxfortheNI9213ifyouwanttheFPGAI/ONodetoreturncalibrated,fixed-pointdatafromthemoduleinunitsofvolts.IfyousettheCalibrationModetoCalibrated,youmustconverttheCJCdatafromvoltagetotemperature.SettheCalibrationModetoRawifyouwanttheFPGAI/ONodetoreturncalibrated,binarydatafromthemodule.IfyousettheCalibrationModetoRaw,youmustconvertthebinarythermocoupleandCJCvaluestovoltageandthenconverttheCJCdatafromvoltagetotemperature.YoumustconvertthesevaluesinthehostVI.



UsingaVItoConvertDatatoTemperatureRefertotheNI9213ConverttoTemperaturepolymorphicVIinthelabview\examples\CompactRIO\ModuleSpecific\NI9213\NI9213GettingStarted\NI9213GettingStarted.lvprojforanexampleofconvertingcalibratedorrawdatatotemperature.YoucanusetheNI9213ConverttoTemperatureVIasasubVIinthehostVI.Openexample

UsinganEquationtoConvertBinaryValuestoVoltageYoucanusethefollowingequationinthehostVItoconvertthebinarythermocoupleandCJCvaluestovoltage:Voltage=BinaryValue×78.125mV÷8,388,607where BinaryValueisthevaluereturnedbytheFPGAI/ONode.

UsingEquationstoConvertCJCDatafromVoltagetoTemperatureYoucanusethefollowingequationsinthehostVItoconvertCJCdatafromvoltstotemperature:Calculatetheresistanceofthethermistor:RT=(10000×CJCData×32)÷(2.5–CJCData×32)


T=[1÷[A+B(ln(RT))+C(ln(RT))3]]–273.15–1


A=1.2873851×10-3

B=2.3575235×10-4

C=9.4978060×10-8


NI9215(FPGAInterface)CompactRIO4-Channel,±10V,16-BitSimultaneousAnalogInputModule


NoteYoucansimultaneouslyreadfrommultiplechannelsontheNI9215.



Name—SpecifiesthenameoftheCSeriesmodule,whichappearsintheProjectExplorerwindow.LabVIEWassignsadefaultnametothemodulebasedontheslotnumber.Youcanusethisfieldtogivethemoduleadescriptivename.ModuleType—SpecifiesthetypeofCSeriesmodule.Youcannotchangethisoption.Location—SpecifiesaslotinthechassisfortheCSeriesmodule.CalibrationMode—SetsthecalibrationmodefortheCSeriesmodule.SelectCalibratedifyouwanttheFPGAI/ONodetoreturncalibrated,fixed-pointdataforthemoduleinunitsofvolts.Thefixed-pointdataissigned,withawordlengthof20bitsandanintegerwordlengthof5bits.SelectRawifyouwanttheFPGAI/ONodetoreturnuncalibrated,binarydataforthemodule.IfyouselectRaw,youmustconvertandcalibratetheanaloginputvaluesinthehostVI.ThedefaultisCalibrated.



NI9217(FPGAInterface)CompactRIO4-Channel,24-Bit,100ΩRTDAnalogInputModule


Terminal DescriptionRTDx RTDinputchannelx,wherexisthenumberofthechannel.

TheNI9217hasRTDchannels0to3.



ReturnstheLSBweightinpΩ/LSBforthechannel.UsethisvaluetoconvertandcalibrateNI9217dataifyousettheCalibrationModetoRawintheCSeriesModulePropertiesdialogbox.

Offset ReturnsthecalibrationoffsetinµΩforthechannel.UsethisvaluetoconvertandcalibrateNI9217dataifyousettheCalibrationModetoRawintheCSeriesModulePropertiesdialogbox.




Setsthetimeinmillisecondsittakestoacquireconversiondata.ThispropertyoverwritesthevalueyouconfigureintheCSeriesModulePropertiesdialogbox.






Name—SpecifiesthenameoftheCSeriesmodule,whichappearsintheProjectExplorerwindow.LabVIEWassignsadefaultnametothemodulebasedontheslotnumber.Youcanusethisfieldtogivethemoduleadescriptivename.ModuleType—SpecifiesthetypeofCSeriesmodule.Youcannotchangethisoption.Location—SpecifiesaslotinthechassisfortheCSeriesmodule.CalibrationMode—SetsthecalibrationmodefortheCSeriesmodule.SelectCalibratedifyouwanttheFPGAI/ONodetoreturncalibrated,fixed-pointdatafromthemoduleinunitsofohms.Thefixed-pointdataissigned,withawordlengthof24bitsandanintegerwordlengthof10bits.SelectRawifyouwanttheFPGAI/ONodetoreturnuncalibrated,binarydatafromthemodule.IfyouselectRaw,youmustconvertandcalibratetheanaloginputvaluesinthehostVI.ThedefaultisCalibrated.ConversionTime—Specifiesthetimeittakestoacquireonepointofdatafromallchannels.Youcanselect200msor2.5ms.



ConvertingNominalValuestoTemperatureValuesfortheNI9217(FPGAInterface)SettheCalibrationModetoCalibratedintheCSeriesModulePropertiesdialogboxfortheNI9217ifyouwanttheFPGAI/ONodetoreturncalibrated,fixed-pointdataforthemoduleinunitsofohms.IfyousettheCalibrationModetoRaw,theFPGAI/ONodereturnsuncalibrated,binaryvaluesforthemodule.Afteryouconvertthesebinaryvaluestonominalvalues,youcanconvertthenominalresistancevaluesintotemperaturevalues.YoumustconvertthesevaluesinthehostVI.



UsingaVItoConvertValuesRefertotheRTDtoTempVIinthelabview\examples\CompactRIO\ModuleSpecific\NI9217\NI9217GettingStarted\NI9217GettingStarted.lvprojforanexampleofconvertingnominalresistancevaluestotemperature.YoucanusetheRTDtoTempVIasasubVIinthehostVItoconvertnominalresistancevaluestotemperature.Openexample

UsinganEquationtoMeasureTemperatureYoucanusealinearizationcurveknownastheCallendar-VanDusenequationinthehostVItomeasurethetemperatureofRTDs.

measfunds.chm::/CallendarVanDusen.html

NI9219(FPGAInterface)CompactRIO4-Channel,24-BitUniversalAnalogInputModule


Terminal DescriptionChx Channelx,wherexisthenumberofthechannel.TheNI9219

haschannels0to3.CJCx Cold-junctioncompensationchannelx,wherexisthenumber

ofthechannel.TheNI9219hasCJCchannels0to3.IfachannelisinThermocouplemode,youcanreadCJCdataforthechannel.YoumustconverttheCJCdatatotemperature.

YoucanreadTEDSinformationfromtheNI9219.


Property DescriptionVoltageRange SetstherangeofachannelinVoltagemode.ResistanceRange SetstherangeofachannelinResistancemode.RTDRange SetstherangeofachannelinRTDmode.QuarterBridgeRange

SetstherangeofachannelinQuarterBridgemode.

FullBridgeRange SetstherangeofachannelinFullBridgemode.DigitalThreshold SetsthethresholdofachannelinDigitalInmode.




Setsthetimeittakestoacquireonepointofdatafromallchannels.YoucanselectHighSpeed,Best60HzRejection,Best50HzRejection,orHighResolution.RefertotheNI9219OperatingInstructionsandSpecificationsformoreinformationabouttheseconversiontimes.ThispropertyoverwritesthevalueyouconfigureintheCSeriesModulePropertiesdialogbox.





ExcitationProtectionTheNI9219excitationcircuitisprotectedfromovercurrentandovervoltagefaultconditions.Thecircuitisautomaticallydisabledintheeventofafaultcondition.Wheneverpossible,achannelautomaticallyrecoversafterthefaultisremoved.YoumustwireerrorterminalsontheFPGAI/OPropertyNodestoreceivenotificationofovercurrentandovervoltagefaults.LabVIEWreturnserror65544or65548ifthereisanovercurrentorovervoltagefaultonatleastonechannel.Ifawarningoccurs,onlythechannel(s)withthefaultareaffectedandallotherchannelsonthemodulecontinuetofunctionproperlywithoutinterruption.Ifanerroroccurs,themoduleisunabletorecoverfromthefaultconditionandyoumustrestartthemoduleafterthefaultisremoved.

AccessingTEDSInformationfromtheNI9219(FPGAInterface)YoucanaccessTransducerElectronicDataSheet(TEDS)informationfromTEDS-compatibletransducersconnectedtothechannelsofanNI9219.YoumustenableTEDSsupportforthemodulebeforeyoucanreadTEDSinformation.YoucanaccessTEDSinformationonlyfromthehostVI.

EnablingTEDSSupportfortheNI9219CompletethefollowingstepstoenableTEDSsupportfortheNI9219.

1. ConfiguretheCompactRIOsystem,andaddanNI9219.2. Right-clicktheNI9219intheProjectExplorerwindowand

selectPropertiestodisplaytheCSeriesModulePropertiesdialogbox.

3. PlaceacheckmarkintheEnableTEDSSupportcheckbox.4. ClicktheOKbutton.

TheFPGAVImusthaveanFPGAI/ONodeoranFPGAI/OPropertyNodethatcommunicateswiththeNI9219.Ifitdoesnot,theLabVIEWFPGACompileServeroptimizestheVIwhenyoucompileit,andthehostVIcannotcommunicatewiththeNI9219.

ReadingTEDSInformationintheHostVIAfteryoudeveloptheFPGAVIandopenareferencetoitinthehostVI,completethefollowingstepstoreadTEDSinformationfromtheNI9219.

1. PlaceanInvokeMethodfunctionontheblockdiagram.2. WiretheFPGAVIReferenceOutoutputoftheOpenFPGAVI

ReferencefunctiontotheFPGAVIReferenceIninputoftheInvokeMethodfunction.

3. Right-clickMethodontheInvokeMethodfunctionandselectReadTEDS.

4. IfyouareusingtheNI9219withanRSeriesdevice,right-clicktheConnectorinputoftheInvokeMethodfunctionandselectCreate»ConstantorCreate»Controlfromtheshortcutmenu.ConfiguretheconstantorcontrolfortheslotoftheNI9219.

5. Right-clicktheSlotinputoftheInvokeMethodfunctionandselectCreate»ConstantorCreate»Controlfromtheshortcutmenu.ConfiguretheconstantorcontrolfortheslotoftheNI9219.Validslotvaluesare1throughN,whereNisthenumberofslotsinthechassis.

6. Right-clicktheChannelinputoftheInvokeMethodfunctionandselectCreate»Constantfromtheshortcutmenu.ConfiguretheconstantforthechannelontheNI9219forwhichyouwanttoreadTEDSinformation.Validchannelvaluesare0through3.

7. PlaceaTEDS_ParseBinaryTEDSVI,availableontheTEDSpalette,ontheblockdiagram.

Place Find8. WiretheTEDSBinaryoutputoftheInvokeMethodfunctionto

thebinaryTEDSarrayinputoftheTEDS_ParseBinaryTEDSVI.

9. Wirethev0.9(TEDS)outputoftheInvokeMethodfunctiontothev0.9TEDS(F)inputoftheTEDS_DatatoTableVI.

10. WiretheTEDSdataoutoutputoftheTEDS_ParseBinaryVItotheTEDSdataininputoftheTEDS_DatatoTableVI.

WhenyouruntheVI,LabVIEWreadstheTEDSfromthesensor,andtheLabVIEWTEDSToolkitparsestheTEDSinformationandoutputsitasa



table.

NoteYoumustenableerrorhandlingintheFPGAVItoreceiveconsistenterrormessagesinthehostVI.

RefertotheNI9219TEDSVIinthelabview\examples\CompactRIO\ModuleSpecific\NI9219\NI9219TEDSdirectoryforanexampleofaccessingTEDSinformation.Openexample


Name—SpecifiesthenameoftheCSeriesmodule,whichappearsintheProjectExplorerwindow.LabVIEWassignsadefaultnametothemodulebasedontheslotnumber.Youcanusethisfieldtogivethemoduleadescriptivename.ModuleType—SpecifiesthetypeofCSeriesmodule.Youcannotchangethisoption.Location—SpecifiesaslotinthechassisfortheCSeriesmodule.CalibrationMode—SetsthecalibrationmodefortheCSeriesmodule.SelectCalibratedifyouwanttheFPGAI/ONodetoreturncalibrated,fixed-pointdatafromthemodule.Refertothetablebelowforinformationabouttheunitsandencodingofthefixed-pointdatadependingonthechannelmode.IfyouselectCalibratedandanNI9219channelisinThermocouplemode,youmustconverttheCJCdatainthehostVI.SelectRawifyouwanttheFPGAI/ONodetoreturncalibrated,binarydatafromthemodule.IfyouselectRaw,youmustconverttheanaloginputvaluesinthehostVI.ThedefaultisCalibrated.

ChannelMode

UnitsofFixed-PointData

IntegerType

WordLength

IntegerWordLength

Voltage Volts Signed 32bits 7bitsCurrent Amps Signed 32bits –1bitsResistanceandRTD

Ohms Unsigned 32bits 14bits

Thermocouple Volts Signed 32bits –1bitsQuarter Volts/volt Unsigned 32bits 14bits



BridgeHalfBridge Volts/volt Signed 32bits 7bitsFullBridge Volts/volt Signed 32bits –1bitsChannels—Specifiesthechannel(s)forwhichyouwanttoselectthemodeandrange.SelectedChannel(s)Settings—Specifiesthemodeandrangeforeachchannel.

ChannelMode—Setsthemodefortheselectedchannel(s).Range—Setstherangefortheselectedchannel(s).Threshold—SetstheDigitalInthresholdfortheselectedchannel(s).ThisoptionisavailableonlyifyouselectDigitalInforthechannelmode.

ConversionTime—Specifiesthetimeittakestoacquireonepointofdatafromallchannels.YoucanselectHighSpeed,Best60HzRejection,Best50HzRejection,orHighResolution.RefertotheNI9219OperatingInstructionsandSpecificationsformoreinformationabouttheseconversiontimes.EnableTEDSSupport—PlaceacheckmarkinthischeckboxifyouwanttoenableTEDSsupportintheFPGAandhostVIsforthismodule.

ConvertingNI9219Data(FPGAInterface)SettheCalibrationModetoCalibratedintheCSeriesModulePropertiesdialogboxfortheNI9219ifyouwanttheFPGAI/ONodetoreturncalibrated,fixed-pointdatafromthemodule.IfyousettheCalibrationModetoCalibratedandanNI9219channelisinThermocouplemode,youmustconvertthefixed-pointCJCdatatobinaryCJCdataandthenconvertthebinaryCJCdatatotemperature.SettheCalibrationModetoRawifyouwanttheFPGAI/ONodetoreturnbinaryvaluesfromthemodulethatarecalibratedbasedontherangeoftheselectedmode.IfyousettheCalibrationModetoRaw,youmustconvertthebinaryvaluestomeaningfulengineeringunits.IfyousettheCalibrationModetoRawandanNI9219channelisinThermocouplemode,youalsomustconvertthebinaryCJCdatatotemperature.YoumustconvertthesevaluesinthehostVI.



UsingaVItoConvertandAdjustBinaryValuesRefertotheNI9219BinarytoNominalVIinthelabview\examples\CompactRIO\ModuleSpecific\NI9219\NI9219ScalingUtilitydirectoryforanexampleofconvertingandadjustingbinaryinputvalues.YoucanusethepolymorphicNI9219BinarytoNominalVIasasubVIinthehostVItoconvertandadjustbinaryinputvalues.

UsinganEquationtoConvertBinaryValuesYoucanusethefollowingequationinthehostVItoconvertthebinaryinputvaluestoengineeringunitsforeachchannel:

EngineeringUnits*=BinaryValue×(RangeHigh–RangeLow)÷224

where BinaryValueisthevaluereturnedbytheFPGAI/ONode

RangeHighistheuppervalueoftheinputrange†

RangeLowisthelowervalueoftheinputrange.*EngineeringunitsareequivalenttotheunitsofthemodeinputrangeintheNI9219OperatingInstructionsandSpecifications.†RefertotheNI9219OperatingInstructionsandSpecificationsfortheinputrangesforeachmode.Formodesthathaveonlyoneinputrangevalue,use0asthelowervalueoftheinputrange.DigitalInDigitalInmodereturnsaBooleanvalue,whereFALSEisequivalenttoanyvoltagebelowthespecifiedthresholdandTRUEisequivalenttoanyvoltageabovethespecifiedthreshold.OpenContactOpenContactmodereturnsaBooleanvalue,whereFALSEindicatesaclosedcircuitandTRUEindicatesaopencircuit.

UsinganEquationtoConvertFixed-PointCJCDataYoucanusethefollowingequationinthehostVItoconvertfixed-pointCJCdatatobinaryCJCdata:

BinaryCJCData=(Fixed-PointCJCData)÷(0.250÷(224–1))

UsingEquationstoConvertBinaryCJCDataYoucanusethefollowingequationsinthehostVItoconvertbinaryCJCdatatotemperature:Calculatetheresistanceofthethermistor:

RT=10000÷[(216÷BinaryCJCData)–1]


T=[1÷[A+B(ln(RT))+C(ln(RT))3]]–274.65


A=1.2873851×10-3

B=2.3575235×10-4

C=9.4978060×10-8


ConfiguringModesandRangesfortheNI9219(FPGAInterface)YoucanconfigurethemodeandrangeforeachchannelontheNI9219atedittimeusingtheCSeriesModulePropertiesdialogbox.YoucanprogrammaticallychangetherangeforeachchannelatruntimeusingtheFPGAI/OPropertyNode.TheexecutionofanI/OPropertyNodethatisconfiguredwithaRangepropertyoverwritesthevalueyouconfiguredintheCSeriesModulePropertiesdialogbox.


ConfiguringModesandRangesUsingtheCSeriesModulePropertiesDialogBoxCompletethefollowingstepstoconfigurethechannel(s)modeandrangeusingtheCSeriesModulePropertiesdialogbox.



3. Selectthechannel(s)forwhichyouwanttoconfigurethemodeandrangefromtheChannelstable.Youcanselectmorethanonechannelbyholdingthe<Ctrl>or<Shift>keywhenselectingchannels.

4. Selectthemodeforthechannel(s)fromtheChannelModepull-downmenu.IfyouselectDigitalInmode,skipthefollowingstepsandsetthethreshold.IfyouselectOpenContactmode,skipthefollowingstep.

5. SelecttherangefromtheRangepull-downmenufortheselectedchannel(s).

6. ClicktheOKbutton.7. SelectFile»SaveAllintheProjectExplorerwindow.

ConfiguringRangesUsingtheFPGAI/OPropertyNodeCompletethefollowingstepstoconfigurethechannelrangeusingtheFPGAI/OPropertyNode.

1. CreateFPGAI/OitemsforthechanneloftheNI9219forwhichyouwanttoconfigureaRangeproperty.ThechannelmustbesettoVoltagemode,Resistancemode,RTDmode,QuarterBridgemode,orFullBridgemode.

2. PlaceanFPGAI/OPropertyNodeontheblockdiagramandconfigureitfortheNI9219channelforwhichyouwanttoconfiguretherange.

3. ClickthePropertysectionandselecttheRangepropertyfromtheshortcutmenu.

4. Right-clicktheRangeinputandselectCreate»Controlfromtheshortcutmenu.

5. OnthefrontpaneloftheVI,selectaratefromtheRangepull-downmenu.

YoucanchangethechannelrangeatruntimebywritingtothecontrolfromthehostVI.RefertotheNI9219GettingStartedVIinthelabview\examples\CompactRIO\ModuleSpecific\NI9219\NI9219GettingStarteddirectoryforanexampleofchangingachannelrangeusingtheFPGAI/OPropertyNode.Openexample


lvfpgahelp.chm::/Creating_FPGAIO_Property_Nodes.html

ConfiguringtheDigitalInThresholdfortheNI9219(FPGAInterface)ChannelsinDigitalInmodeontheNI9219havea0–60Vunipolarthreshold.ThedefaultvalueoftheDigitalInmodethresholdis1.5V.YoucanconfigurethethresholdatedittimeusingtheCSeriesModulePropertiesdialogbox.YoucanprogrammaticallychangethethresholdatruntimeusingtheFPGAI/OPropertyNode.TheexecutionofanI/OPropertyNodethatisconfiguredwithaDigitalThresholdpropertyoverwritesthevalueyouconfiguredintheCSeriesModulePropertiesdialogbox.


ConfiguringtheDigitalInThresholdUsingtheCSeriesModulePropertiesDialogBoxCompletethefollowingstepstoconfiguretheDigitalInthresholdfortheNI9219usingtheCSeriesModulePropertiesdialogbox.



3. Selectthechannel(s)forwhichyouwanttoconfiguretheDigitalInthresholdfromtheChannelstable.Youcanselectmorethanonechannelbyholdingthe<Ctrl>or<Shift>keywhenselectingchannels.

4. SelectDigitalInfromtheChannelModepull-downmenu.5. Enteravaluebetween0and60intheThresholdtextboxforthe

selectedchannel(s).6. ClicktheOKbutton.7. SelectFile»SaveAllintheProjectExplorerwindow.

ConfiguringtheDigitalInThresholdUsingtheFPGAI/OPropertyNodeCompletethefollowingstepstoconfiguretheDigitalInthresholdusingtheFPGAI/OPropertyNode.

1. CreateFPGAI/OitemsforthechanneloftheNI9219forwhichyouwanttoconfiguretheDigitalThresholdproperty.ThechannelmustbesettoDigitalInmode.

2. PlaceanFPGAI/OPropertyNodeontheblockdiagramandconfigureitfortheNI9219channelforwhichyouwanttoconfiguretheDigitalInthreshold.

3. ClickthePropertysectionandselectDigitalThresholdfromtheshortcutmenu.

4. Right-clicktheDigitalThresholdinputandselectCreate»Controlfromtheshortcutmenu.

5. OnthefrontpaneloftheVI,enterabinaryvalueintheDigitalThresholdcontrol.YoucanusethefollowingequationinthehostVItocalculatethethresholdvalue:Threshold(binary)=Threshold(volts)x224÷60

YoucanchangetheDigitalInthresholdatruntimebywritingtothecontrolfromthehostVI.RefertotheNI9219DigitalThresholdVIinthelabview\examples\CompactRIO\ModuleSpecific\NI9219\NI9219DigitalThresholddirectoryforanexampleofconfiguringtheNI9219DigitalInthresholdusingtheFPGAI/OPropertyNode.Openexample



NI9221(FPGAInterface)CompactRIO8-Channel,±60V,12-BitAnalogInputModule




Youcanconfiguretheminimumtimebetweenconversionsandunderstandscanningforthesechannels.

NI9225(FPGAInterface)CompactRIO3-Channel,300Vrms,24-BitSimultaneousAnalogInputModule


NoteYoucansimultaneouslyreadfromorwritetomultiplechannelsontheNI9225.YoucanalsosynchronizeanNI9225modulewithotherNI9225/9229/923xmodules.




TheNI9225hasAIchannels0to2.DonotaccessAIchannelsonmultiplemodulesinthesameFPGAI/ONodeifthemodulesarenotsynchronizedordonotusethesamedatarate.

OnboardClock

GivesaccesstotheonboardclockintheLabVIEWblockdiagram.TheOnboardClockfrequencyis12.8MHz.UsetheFPGAI/ONodeinasingle-cycleTimedLooptoaccessthischannel.YoumustexporttheOnboardClockoftheNI9225toaccessthischannel.

Start ChannelthatcontrolswhentheNI9225startsacquiringdata.IfTRUEiswrittentotheStartchannel,theNI9225startsacquiringdata.WhentheNI9225isacquiringdata,youmustwriteTRUEtotheStopchannelbeforeyoucanaccesspropertiesforthemodule.IfFALSEiswrittentotheStartchannel,nooperationisperformed.

RefertotheNI9225GettingStartedVIinthelabview\examples\CompactRIO\ModuleSpecific\NI9225\NI9225GettingStarteddirectoryforanexampleofusingtheStartandStopchannels.

OpenexampleStop ChannelthatcontrolswhentheNI9225stopsacquiringdata.

IfTRUEiswrittentotheStopchannel,theNI9225stopsacquiringdata.WhentheNI9225isacquiringdata,youmustwriteTRUEtotheStopchannelbeforeyoucanaccesspropertiesforthemodule.IfFALSEiswrittentotheStopchannel,nooperationisperformed.

RefertotheNI9225GettingStartedVIinthelabview\examples\CompactRIO\ModuleSpecific\NI9225\NI9225GettingStarteddirectoryforanexampleofusingtheStartand

lvfpga.chm::/FPGA_Timed_Loop.html

Stopchannels.

Openexample



ReturnstheLSBweightinpV/LSBforthechannel.UsethisvaluetoconvertandcalibrateNI9225dataifyousettheCalibrationModetoRawintheCSeriesModulePropertiesdialogbox.

Offset ReturnsthecalibrationoffsetinuVforthechannel.UsethisvaluetoconvertandcalibrateNI9225dataifyousettheCalibrationModetoRawintheCSeriesModulePropertiesdialogbox.



Property DescriptionDataRate SetstherateatwhichtheNI9225acquiresdata.ModuleID ReturnsthemoduleID.SerialNumber Returnstheuniqueserialnumberofthemodule.VendorID ReturnstheNationalInstrumentsvendorID,0x1093.


Single-CycleTimedLoopYoucanusetheOnboardClockchannelinthesingle-cycleTimedLoop.YoucannotusetheotherchannelsontheNI9225withthesingle-cycleTimedLoop.RefertotheUnderstandingLoopTimingfortheNI9225/9229/923xtopicforinformationaboutlooptimingforthismodule.

AcquiringDatafromanNI9225/9229/9239(FPGAInterface)TheNI9225/9229/9239hasanaloginputchannelsthataresampledsimultaneouslyatthedatarateforwhichyouhaveconfiguredthemodule.UsetheStartandStopchannelsoftheNI9225/9229/9239toputthemoduleinandoutofacquisitionmode.Inacquisitionmode,theNI9225/9229/9239canonlyacquiredata.YoucanusetheFPGAI/ONodetoreadthedatafromthemodule.YoucannotperformotheroperationswiththeNI9225/9229/9239,suchasaccessingproperties,whilethemoduleisinacquisitionmode.

NoteYoumustcreateFPGAI/OitemsfortheNI9225/9229/9239beforeyoucanconfiguretheitemsusingtheFPGAI/ONode.



PuttingtheModuleinAcquisitionModeConfigureanFPGAI/ONodewiththeStartchanneloftheNI9225/9229/9239.WireaBooleanconstantsettoTRUEtotheStartinputoftheFPGAI/ONodetosendasynchronizationpulsetothemodule.Themodulestartsacquiringdataatthedatarateyouconfigure.

ReadingDatafromtheModuleWhenthemodulestartsacquiringdata,youcanuseanFPGAI/ONodetoreaddatafromthemodule.YoucanconnecttheAIoutputoftheFPGAI/ONodetovarioustypesoffunctions,includinganFPGAMemoryfunctionoranFPGAFIFOfunction.Ifyoureadfrommultiplechannelsonthemodule,placethechannelsinthesameFPGAI/ONodetoensurethattheVIreadsthedatasynchronously.BecausetheNI9225/9229/9239internallyacquiresdataataspecifiedrate,theFPGAI/ONodedoesnotreturndatauntilnewdatahasbeenacquiredbythemodule.IftheNI9225/9229/9239didnotstartacquiringdataorstopsacquiringdatawhileanFPGAI/ONodeiswaitingfordatafromthemodule,theFPGAI/ONodereturnsatimeouterror.

lvfpga.chm::/FPGA_Memory_Palette.html

lvfpga.chm::/FPGA_FIFO_Palette.html

ExitingAcquisitionModeConfigureanFPGAI/ONodewiththeStopchanneloftheNI9225/9229/9239.WriteaTRUEtotheStopinput.ThemoduleisnolongerinacquisitionmodeandnowyoucanaccessNI9225/9229/9239properties.

ExamplesRefertotheNI9225GettingStarted(FPGA)VIinthelabview\examples\CompactRIO\ModuleSpecific\NI9225\NI9225GettingStarteddirectoryforanexampleofreadingfromtheNI9225.OpenNI9225exampleRefertotheNI9229GettingStarted(FPGA)VIinthelabview\examples\CompactRIO\ModuleSpecific\NI9229\NI9229GettingStarteddirectoryforanexampleofreadingfromtheNI9229.OpenNI9229exampleRefertotheNI9239GettingStarted(FPGA)VIinthelabview\examples\CompactRIO\ModuleSpecific\NI9239\NI9239GettingStarteddirectoryforanexampleofreadingfromtheNI9239.OpenNI9239example

CSeriesModulePropertiesDialogBoxfortheNI9225,NI9229,andNI9239(FPGAInterface)Right-clickanNI9225,NI9229,orNI9239CSeriesmoduleintheProjectExplorerwindowandselectPropertiesfromtheshortcutmenutodisplaythisdialogbox.UsethisdialogboxtoconfigureaCSeriesmodule.Thisdialogboxincludesthefollowingcomponents:

Name—SpecifiesthenameoftheCSeriesmodule,whichappearsintheProjectExplorerwindow.LabVIEWassignsadefaultnametothemodulebasedontheslotnumber.Youcanusethisfieldtogivethemoduleadescriptivename.ModuleType—SpecifiesthetypeofCSeriesmodule.Youcannotchangethisoption.Location—SpecifiesaslotinthechassisfortheCSeriesmodule.CalibrationMode—SetsthecalibrationmodefortheCSeriesmodule.SelectCalibratedifyouwanttheFPGAI/ONodetoreturncalibrated,fixed-pointdatafromthemoduleinunitsofvolts.Thefixed-pointdataissigned,withawordlengthof24bitsandanintegerwordlengthof10bitsfortheNI9225,7bitsfortheNI9229,and5bitsfortheNI9239.SelectRawifyouwanttheFPGAI/ONodetoreturnuncalibrated,binarydatafromthemodule.IfyouselectRaw,youmustconvertandcalibratetheanaloginputvaluesinthehostVI.ThedefaultisCalibrated.MasterTimebaseSource—Specifiesthemastertimebasesourcethatthemoduleuses.ExportOnboardClock—Placeacheckmarkinthischeckboxifyouwanttomakethismoduleaccessibleasamastertimebasesourcetoothermodules.DataRate—Specifiestherateatwhichthemoduleacquiresdata.



ConfiguringtheMasterTimebaseSourcefortheNI9225/9229/9239(FPGAInterface)Bydefault,theNI9225/9229/9239moduleusestheinternal12.8MHzOnboardClockasthemastertimebasesource.InasystemwithmultipleNI9225/9229/923xmodules,youcanconfigureoneoftheNI9225/9229/923xmodulesasthemastertimebasesource(master)andconfiguretheotherNI9225/9229/923xmodulestousethatmastertimebasesource(slaves).SharingthesamemastertimebasesourceenablesyoutosynchronizemultipleNI9225/9229/923xmodules.TheNI9225/9229/9239dividesthemastertimebasesourcetoacquiredataatthedatarateyouconfigure.

NoteThecRIO-9151RSeriesExpansionchassisdoesnotsupportsynchronizingmultipleNI9225/9229/923xmodules.

ConfiguringtheOnboardClockastheMasterTimebaseSourceCompletethefollowingstepstoconfiguretheinternal12.8MHzOnboardClockasthemastertimebasesource.

1. ConfiguretheCompactRIOsystem,andaddanNI9225/9229/9239.

2. Right-clicktheNI9225/9229/9239intheProjectExplorerwindowandselectPropertiestodisplaytheCSeriesModulePropertiesdialogbox.

3. Select<OnboardClock>fromtheMasterTimebaseSourcepull-downmenu.


ConfiguringaMasterModuletoSharetheMasterTimebaseSourcewithSlavesCompletethefollowingstepstoconfigurethemastertimebasesourceforamastermoduleandslaves.




4. PlaceacheckmarkintheExportOnboardClockcheckbox.5. Right-clicktheNI9225/9229/9239youwanttoconfigureasa

slaveintheProjectExplorerwindowandselectPropertiestodisplaytheCSeriesModulePropertiesdialogbox.

6. SelectthenameofthemastermodulefromtheMasterTimebaseSourcepull-downmenu.

7. Repeatsteps5and6foreachslavemoduleyouwanttoconfigure.


ConfiguringtheNI9225/9229/9239DataRate(FPGAInterface)YoucanconfigurethedatarateatwhichtheNI9225/9229/9239moduleacquiresandreturnsdataatedittimeusingtheCSeriesModulePropertiesdialogbox.YoucanprogrammaticallychangethedatarateatruntimeusingtheFPGAI/OPropertyNode.TheexecutionofanI/OPropertyNodethatisconfiguredwithaDataRatepropertyoverwritesthevalueyouconfiguredintheCSeriesModulePropertiesdialogbox.


ConfiguringtheDataRateUsingtheCSeriesModulePropertiesDialogBoxCompletethefollowingstepstoconfigurethedataratefortheNI9225/9229/9239usingtheCSeriesModulePropertiesdialogbox.



3. SelecttheratefromtheDataRatepull-downmenu.4. ClicktheOKbutton.5. SelectFile»SaveAllintheProjectExplorerwindow.

ConfiguringtheDataRateUsingtheFPGAI/OPropertyNodeCompletethefollowingstepstoconfigurethedatarateusingtheFPGAI/OPropertyNode.

1. PlaceanFPGAI/OPropertyNodeontheblockdiagramandconfigureitfortheNI9225/9229/9239.

2. ClickthePropertysectionandselectDataRatefromtheshortcutmenu.

3. Right-clicktheDataRateinputandselectCreate»Controlfromtheshortcutmenu.

4. OnthefrontpaneloftheVI,selectaratefromtheDataRatepull-downmenu.

YoucanchangethedatarateatruntimebywritingtothecontrolfromthehostVI.RefertotheNI9225GettingStartedVIinthelabview\examples\CompactRIO\ModuleSpecific\NI9225\NI9225GettingStarteddirectoryforanexampleofconfiguringtheNI9225datarateusingtheFPGAI/OPropertyNode.OpenNI9225exampleRefertotheNI9229GettingStartedVIinthelabview\examples\CompactRIO\ModuleSpecific\NI9229\NI9229GettingStarteddirectoryforanexampleofconfiguringtheNI9229datarateusingtheFPGAI/OPropertyNode.OpenNI9229exampleRefertotheNI9239GettingStartedVIinthelabview\examples\CompactRIO\ModuleSpecific\NI9239\NI9239GettingStarteddirectoryforanexampleofconfiguringtheNI9239datarateusingtheFPGAI/OPropertyNode.OpenNI9239example

NoteTheDataRatepropertyreturnserror65538ifthemoduleisacquiringdata.YoumustusetheStopchanneltostopacquiringdatabeforeyoucanwritepropertiestothemodules.RefertotheNI9225,NI9229,andNI9239helptopicsformoreinformationaboutmoduleproperties.


SynchronizingMultipleNI9225/9229/923xModules(FPGAInterface)YoucansynchronizemultipleNI9225/9229/923xmodulesthatareconnectedtothesameFPGAdevice.TosynchronizemultipleNI9225/9229/923xmodules,themodulesmustusethesamemastertimebasesource,themodulesmuststartacquisitionmodeatthesametime,andasingleFPGAI/ONodefunctionmustreadthesynchronousdata.YoumustcreateFPGAI/OitemsfortheNI9225/9229/923xbeforeyoucanconfiguretheitemsusingtheFPGAI/ONode.DeveloptheFPGAVItomeetthefollowingguidelines.

NoteSynchronizingtheNI9234modulewithNI9225/9229/9233/9235/9236/9237/9239modulesdependsonthefrequencyofthesharedmastertimebase.




SharingaMasterTimebaseSourceConfigurethemodulestosharethesamemastertimebasesource.

StartingtheSynchronizedAcquisitionConfigureanFPGAI/ONodewithStartchannelsfortheNI9225/9229/923xmodulesyouwanttosynchronizeandwireaBooleanconstantsettoTRUEtoeachStartchannel.

NoteEnsurethatallI/OchannelsareinthesameFPGAI/ONode.Otherwise,theFPGAI/ONodewillnotreturnsynchronizeddata.

AcquiringDatafromSynchronizedNI9225/9229/923xModuleswiththeSameDataRateConfigureanFPGAI/ONodewithallofthechannelsfromwhichyouwanttosynchronouslysample.

NoteEnsurethatallI/OchannelsareinthesameFPGAI/ONode.Otherwise,theFPGAI/ONodewillnotreturnsynchronizeddata.

RefertotheSynchronizingNI923xModules(FPGA)VIinthelabview\examples\CompactRIO\ModuleSpecific\NI923x\SynchronizingNI923xModulesdirectoryforanexampleofsynchronizingmultiplemoduleswiththesamedatarate.Openexample

AcquiringDatafromSynchronizedNI9225/9229/923xModuleswithDifferentDataRatesIfyousynchronizeNI9225/9229/923xmodulesthatareconfiguredfordifferentdatarates,createaseparateloopforeachdatarateintheFPGAVI.Ineachloop,configureanFPGAI/ONodewithallofthechannelsthatareconfiguredforthedatarateofthatloop.IfyouplaceNI9225/9229/923xchannelsthatareconfiguredfordifferentdataratesinthesameloop,LabVIEWreturnsanoverrunwarningfromtheFPGAI/ONode(error65539)whenyouruntheVI.ThereisadelaybeforetheFPGAI/ONodereturnsthefirstdatapoint.ThelengthofthedelaydependsonthedatarateoftheNI9225/9229/923x.

UnderstandingLoopTimingfortheNI9225/9229/923x(FPGAInterface)TheNI9225/9229/923xisinternallytimed.DonotusetheLoopTimerorWaitfunctionsinaloopwithanFPGAI/ONodethatacquiresdatafromanNI9225/9229/923x.WhenyoucreatealoopthatreadsdatafromanNI9225/9229/923x,makesuretheloopdoesnotexecuteslowerthanthedatarateoftheNI9225/9229/923x.IftheloopexecutiontimeisslowerthantheNI9225/9229/923xdatarate,theFPGAI/ONodereturnsanoverrunwarningandcontinuestoreadNI9225/9229/923xdata.TheoverrunwarningmeansthatthedatatheFPGAI/ONodereturnsisvalid,butthefunctionmissedoneormoredatapointssincethelasttimeitreaddatafromthemodule.Thefunctionreturnstheoverrunwarningwhenallofthefollowingconditionsaretrue:

TheNI9225/9229/923xisinacquisitionmode.AnFPGAI/ONodethatisacquiringdatafromtheNI9225/9229/923xexecutesatleastonceafteryouputthemoduleinacquisitionmode.TheFPGAI/ONodedidnotreadoneormoredatapointssincetheprevioustimethefunctionexecuted.

IftheapplicationacquiresmultiplebuffersofdatafromanNI9225/9229/923xandthetimingrelationshipbetweenthemisnotimportant,youcanignoretheoverrunwarningreturnedwiththefirstpointofeachbuffer.Toavoidoverrunwarnings,developtheFPGAVItomeetthefollowingguidelines:

ReadingfrommultipleNI9225/9229/923xmodulesinthesameloop—UseoneFPGAI/ONodetoreadtheNI9225/9229/923xchannels.YoualsomustconfiguretheNI9225/9229/923xmodulestoshareamastertimebasesourceandhavethesamedatarate.ReadingfromtheNI9225/9229/923xandadifferentanaloginputmoduleinthesameloop—IftherateatwhichyoucanacquiredatafromtheotherCSeriesmoduleisasfastorfasterthanthedatarateconfiguredfortheNI9225/9229/923x,youcanreadfrombothmodulesinthesameloop.Ifyouusethesame

lvfpga.chm::/Loop_Timer.html

lvexpress.chm::/Wait.html


FPGAI/ONodetoreaddatafromthemodules,theFPGAI/ONodedoesnotreturndatafortheothermoduleuntiltheNI9225/9229/923xacquiresdata.However,ifthemodulehasaslowerdataratethantheNI9225/9229/923xandyoureadfromthemodulesinthesameloop,theFPGAI/ONodefortheNI9225/9229/923xreturnsanoverrunwarningandcontinuesreadingdata.Toavoidmissingdata,youcaneitherchangethedatarateoftheNI9225/9229/923xorreadfromeachmoduleinadifferentloop.


NoteYoucansimultaneouslyreadfromorwritetomultiplechannelsontheNI9229.YoualsocansynchronizeanNI9229modulewithotherNI9225/9229/923xmodules.





OnboardClock








Stopchannels.

Openexample

NI9233(FPGAInterface)CompactRIO4-Channel,±5V,24-BitIEPEAnalogInputModule


NoteYoucansynchronizeanNI9233modulewithotherNI9225/9229/923xmodules.





12.8MHzTimebase

12.8MHzinternalclockoftheNI9233.UsetheFPGAI/ONodeinasingle-cycleTimedLooptoaccessthischannel.Youmustexportthe12.8MHztimebaseoftheNI9233toaccessthischannel.Ifyoudonotexportthe12.8MHztimebaseandtrytoaccessthe12.8MHzTimebasechannel,LabVIEWreturnsacodegenerationerrorwhenyoutrytocompiletheFPGAVI.

Start ChannelthatcontrolswhentheNI9233startsacquiringdata.IfTRUEiswrittentotheStartchannel,theNI9233startsacquiringdata.WhentheNI9233isacquiringdata,youmustwriteTRUEtotheStopchannelbeforeyoucanaccesspropertiesorTEDSinformationforthemodule.IfFALSEiswrittentotheStartchannel,nooperationisperformed.



IfTRUEiswrittentotheStopchannel,theNI9233stopsacquiringdata.WhentheNI9233isacquiringdata,youmustwriteTRUEtotheStopchannelbeforeyoucanaccesspropertiesorTEDSinformationforthemodule.IfFALSEiswrittentotheStopchannel,nooperationisperformed.

RefertotheNI9233GettingStartedVIinthe


labview\examples\CompactRIO\ModuleSpecific\NI9233\NI9233GettingStarteddirectoryforanexampleofusingtheStartandStopchannels.

Openexample

Single-CycleTimedLoopYoucanusethe12.8MHzTimebasechannelinthesingle-cycleTimedLoop.YoucannotusetheotherchannelsontheNI9233withthesingle-cycleTimedLoop.RefertotheUnderstandingLoopTimingfortheNI9225/9229/923xtopicforinformationaboutlooptimingforthismodule.





TheFPGAVImusthaveanFPGAI/ONodethatcommunicateswiththeNI9233.Ifitdoesnot,theLabVIEWFPGACompileServeroptimizestheVIwhenyoucompileit,andthehostVIcannotcommunicatewiththeNI9233.


NoteThehostVIcannotaccessTEDSinformationwhilethemoduleisinacquisitionmode.TheNI9233mustexitacquisitionmodebeforethehostVIcanaccessTEDSinformation.











10. WiretheTEDSdataoutoutputoftheTEDS_ParseBinaryVIto



theTEDSdataininputoftheTEDS_DatatoTableVI.WhenyouruntheVI,LabVIEWreadstheTEDSfromthesensor,andtheLabVIEWTEDSToolkitparsestheTEDSinformationandoutputsitasatable.


RefertotheNI9233GettingStartedVIinthelabview\examples\CompactRIO\ModuleSpecific\NI9233\NI9233GettingStarteddirectoryforanexampleofaccessingTEDSinformation.Openexample

AcquiringDatafromanNI9233(FPGAInterface)TheNI9233hasfouranaloginputchannelsthataresampledsimultaneouslyatthedatarateforwhichyouhaveconfiguredthemodule.UsetheStartandStopchannelsoftheNI9233toputthemoduleinandoutofacquisitionmode.Inacquisitionmode,theNI9233canonlyacquiredata.YoucanusetheFPGAI/ONodetoreadthedatafromthemodule.YoucannotperformotheroperationswiththeNI9233,suchasaccessingpropertiesorTEDSinformation,whilethemoduleisinacquisitionmode.

NoteYoumustcreateFPGAI/OitemsfortheNI9233beforeyoucanconfiguretheitemsusingtheFPGAI/ONode.



PuttingtheModuleinAcquisitionModeConfigureanFPGAI/ONodewiththeStartchanneloftheNI9233.WireaBooleanconstantsettoTRUEtotheStartinputoftheFPGAI/ONodetosendasynchronizationpulsetothemodule.Themodulestartsacquiringdataatthedatarateyouconfigure.

ReadingDatafromtheModuleWhenthemodulestartsacquiringdata,youcanuseanFPGAI/ONodetoreaddatafromthemodule.YoucanconnecttheAIoutputoftheFPGAI/ONodetovarioustypesoffunctions,includinganFPGAMemoryfunctionoranFPGAFIFOfunction.Ifyoureadfrommultiplechannelsonthemodule,placethechannelsinthesameFPGAI/ONodetoensurethattheVIreadsthedatasynchronously.BecausetheNI9233internallyacquiresdataataspecifiedrate,theFPGAI/ONodedoesnotreturndatauntilnewdatahasbeenacquiredbythemodule.IftheNI9233didnotstartacquiringdataorstopsacquiringdatawhileanFPGAI/ONodeiswaitingfordatafromthemodule,theFPGAI/ONodereturnsatimeouterror.



ExitingAcquisitionModeConfigureanFPGAI/ONodewiththeStopchanneloftheNI9233.WriteaTRUEtotheStopinput.ThemoduleisnolongerinacquisitionmodeandnowyoucanaccessNI9233propertiesandTEDSinformation.

ExampleRefertotheNI9233GettingStarted(FPGA)VIinthelabview\examples\CompactRIO\ModuleSpecific\NI9233\NI9233GettingStarteddirectoryforanexampleofreadingfromtheNI9233.Openexample


Name—SpecifiesthenameoftheCSeriesmodule,whichappearsintheProjectExplorerwindow.LabVIEWassignsadefaultnametothemodulebasedontheslotnumber.Youcanusethisfieldtogivethemoduleadescriptivename.ModuleType—SpecifiesthetypeofCSeriesmodule.Youcannotchangethisoption.Location—SpecifiesaslotinthechassisfortheCSeriesmodule.CalibrationMode—SetsthecalibrationmodefortheCSeriesmodule.SelectCalibratedifyouwanttheFPGAI/ONodetoreturncalibrated,fixed-pointdatafromthemoduleinunitsofvolts.Thefixed-pointdataissigned,withawordlengthof24bitsandanintegerwordlengthof4bits.SelectRawifyouwanttheFPGAI/ONodetoreturnuncalibrated,binarydatafromthemodule.IfyouselectRaw,youmustconvertandcalibratetheanaloginputvaluesinthehostVI.ThedefaultisCalibrated.MasterTimebaseSource—Specifiesthemastertimebasesourcethatthemoduleuses.Export12.8MHzTimebase—Placeacheckmarkinthischeckboxifyouwanttomakethismoduleaccessibleasamastertimebasesourcetoothermodules.DataRate—Specifiestherateatwhichthemoduleacquiresdata.EnableTEDSSupport—PlaceacheckmarkinthischeckboxifyouwanttoenableTEDSsupportintheFPGAandhostVIsforthismodule.



ConfiguringtheMasterTimebaseSourcefortheNI9233(FPGAInterface)Bydefault,theNI9233moduleusestheinternalOnboardClockasthemastertimebasesource.InasystemwithmultipleNI923xmodules,youcanconfigureoneoftheNI923xmodulesasthemastertimebasesource(master)andconfiguretheotherNI923xmodulestousethatmastertimebasesource(slaves).SharingthesamemastertimebasesourceenablesyoutosynchronizemultipleNI923xmodules.TheNI9233dividesthemastertimebasesourcetoacquiredataatthedatarateyouconfigure.


ConfiguringtheOnboardClockastheMasterTimebaseSourceCompletethefollowingstepstoconfiguretheOnboardClockasthemastertimebasesource.



3. Select<12.8MHzTimebase>fromtheMasterTimebaseSourcepull-downmenu.





3. Select<12.8MHzTimebase>fromtheMasterTimebaseSourcepull-downmenu.

4. PlaceacheckmarkintheExport12.8MHzTimebasecheckbox.5. Right-clicktheNI9233youwanttoconfigureasaslaveinthe

ProjectExplorerwindowandselectPropertiestodisplaytheCSeriesModulePropertiesdialogbox.




ConfiguringtheNI9233DataRate(FPGAInterface)YoucanconfigurethedatarateatwhichtheNI9233moduleacquiresandreturnsdataatedittimeusingtheCSeriesModulePropertiesdialogbox.YoucanprogrammaticallychangethedatarateatruntimeusingtheFPGAI/OPropertyNode.TheexecutionofanI/OPropertyNodethatisconfiguredwithaDataRatepropertyoverwritesthevalueyouconfiguredintheCSeriesModulePropertiesdialogbox.


ConfiguringtheDataRateUsingtheCSeriesModulePropertiesDialogBoxCompletethefollowingstepstoconfigurethedataratefortheNI9233usingtheCSeriesModulePropertiesdialogbox.





1. PlaceanFPGAI/OPropertyNodeontheblockdiagramandconfigureitfortheNI9233.




YoucanchangethedatarateatruntimebywritingtothecontrolfromthehostVI.RefertotheNI9233GettingStartedVIinthelabview\examples\CompactRIO\ModuleSpecific\NI9233\NI9233GettingStarteddirectoryforanexampleofconfiguringthedatarateusingtheFPGAI/OPropertyNode.Openexample

NoteTheDataRatepropertyreturnserror65538ifthemoduleisacquiringdata.YoumustusetheStopchanneltostopacquiringdatabeforeyoucanwritepropertiestothemodules.


NI9234(FPGAInterface)CompactRIO4-Channel,±5V,51.2KS/s,24-BitSoftwareSelectableIEPEandAC/DCAnalogInputModule


NoteYoucansynchronizeanNI9234withotherNI9225/9229/923xmodules.





OnboardClock

13.1072MHzinternalclockoftheNI9234.UsetheFPGAI/ONodeinasingle-cycleTimedLooptoaccessthischannel.YoumustexporttheonboardclockoftheNI9234toaccessthischannel.IfyoudonotexporttheonboardclockandtrytoaccesstheOnboardClockchannel,LabVIEWreturnsacodegenerationerrorwhenyoutrytocompiletheFPGAVI.





RefertotheNI9234GettingStartedVIinthelabview\examples\CompactRIO\ModuleSpecific\NI9234\NI9234


GettingStarteddirectoryforanexampleofusingtheStartandStopchannels.

Openexample


Property DescriptionInputConfiguration

Setstheinputconfigurationofthecorrespondingchanneltooneofthreemodes:ACcoupled,DCcoupled,orIEPEACcoupled.

LSBWeight ReturnstheLSBweightinpV/LSBforthechannel.UsethisvaluetoconvertandcalibrateNI9234dataifyousettheCalibrationModetoRawintheCSeriesModulePropertiesdialogbox.







TheFPGAVImusthaveanFPGAI/ONodethatcommunicateswiththeNI9234.Ifitdoesnot,theLabVIEWFPGACompileServeroptimizestheVIwhenyoucompileit,andthehostVIcannotcommunicatewiththeNI9234.


Name—SpecifiesthenameoftheCSeriesmodule,whichappearsintheProjectExplorerwindow.LabVIEWassignsadefaultnametothemodulebasedontheslotnumber.Youcanusethisfieldtogivethemoduleadescriptivename.ModuleType—SpecifiesthetypeofCSeriesmodule.Youcannotchangethisoption.Location—SpecifiesaslotinthechassisfortheCSeriesmodule.CalibrationMode—SetsthecalibrationmodefortheCSeriesmodule.SelectCalibratedifyouwanttheFPGAI/ONodetoreturncalibrated,fixed-pointdatafromthemoduleinunitsofvolts.Thefixed-pointdataissigned,withawordlengthof24bitsandanintegerwordlengthof4bits.SelectRawifyouwanttheFPGAI/ONodetoreturnuncalibrated,binarydatafromthemodule.IfyouselectRaw,youmustconvertandcalibratetheanaloginputvaluesinthehostVI.ThedefaultisCalibrated.MasterTimebaseSource—Specifiesthemastertimebasesourcethatthemoduleuses.ExportOnboardClock—Placeacheckmarkinthischeckboxifyouwanttomakethismoduleaccessibleasamastertimebasesourcetoothermodules.DataRate—Specifiestherateatwhichthemoduleacquiresdata.EnableTEDSSupport—PlaceacheckmarkinthischeckboxifyouwanttoenableTEDSsupportintheFPGAandhostVIsforthismodule.Channels—Specifiesthechannel(s)forwhichyouwanttoselecttheinputconfiguration.SelectedChannel(s)Settings—Specifiestheinputconfiguration



foreachchannel.InputConfiguration—Setstheinputconfigurationfortheselectedchannel(s)tooneofthreemodes:ACcoupled,DCcoupled,orIEPEACcoupled.





4. PlaceacheckmarkintheExportOnboardClockcheckbox.5. Right-clicktheNI9234youwanttoconfigureasaslaveinthe





ConfiguringtheNI9234ChannelInputModes(FPGAInterface)YoucanconfiguretheinputmodeforeachchanneloftheNI9234atedittimeusingtheCSeriesModulePropertiesdialogbox.YoucanprogrammaticallychangetheinputmodeforeachchannelatruntimeusingtheFPGAI/OPropertyNode.TheexecutionofanFPGAI/OPropertyNodethatisconfiguredwithanInputConfigurationpropertyoverwritesthevalueyouconfiguredintheCSeriesModulePropertiesdialogboxforthecorrespondingchannel.


ConfiguringtheChannelInputModesUsingtheCSeriesModulePropertiesDialogBoxCompletethefollowingstepstoconfigurethechannelinputmodesusingtheCSeriesModulePropertiesdialogbox.



3. Selectthechannel(s)forwhichyouwanttoconfiguretheinputmodefromtheChannelstable.Youcanselectmorethanonechannelbyholdingthe<Ctrl>or<Shift>keywhenselectingchannels.

4. Selecttheinputmodefortheselectedchannel(s)fromtheInputConfigurationpull-downmenu.


ConfiguringtheChannelInputModesUsingtheFPGAI/OPropertyNodeCompletethefollowingstepstoconfigurethechannelinputmodesusingtheFPGAI/OPropertyNode.

1. CreateFPGAI/OitemsforthechannelsoftheNI9234forwhichyouwanttoconfiguretheInputConfigurationproperty.

2. PlaceanFPGAI/OPropertyNodeontheblockdiagramandconfigureitfortheNI9234channelforwhichyouwanttoconfiguretheinputmode.

3. ClickthePropertysectionandselectInputConfigurationfromtheshortcutmenu.

4. Right-clicktheInputConfigurationinputandselectCreate»Controlfromtheshortcutmenu.

5. OnthefrontpaneloftheVI,selectaninputmodeforthechannelfromtheInputConfigurationpull-downmenu.

YoucanchangethechannelinputmodesatruntimebywritingtothecontrolfromthehostVI.RefertotheNI9234GettingStartedVIinthelabview\examples\CompactRIO\ModuleSpecific\NI9234\NI9234GettingStarteddirectoryforanexampleofconfiguringtheinputmodesusingtheFPGAI/OPropertyNode.Openexample

NoteTheInputConfigurationpropertyreturnserror65538ifthemoduleisacquiringdata.YoumustusetheStopchanneltostopacquiringdatabeforeyoucanwritepropertiestothemodules.



ConfiguringtheDataRateUsingtheCSeriesModulePropertiesDialogBoxCompletethefollowingstepstoconfigurethedataratefortheNI9234.






2. Right-clickthePropertysectionandselectDataRatefromtheshortcutmenu.





SynchronizingtheNI9234ModulewithNI9225/9229/9233/9235/9236/9237/9239Modules(FPGAInterface)TheNI9225/9229/9233/9235/9236/9237/9239modulehasa12.8MHzonboardoscillator,whiletheNI9234hasa13.1072MHzonboardoscillator.Allofthesemoduleshavedelta-sigmaADCsthatderivetheirsamplingratesfromthefrequencyoftheseonboardoscillators.AnNI9234thatusesitsown13.1072MHztimebasecansampleatamaximumrateof51.2kS/s(13.1072MHz/256),whileanNI9225/9229/9233/9237/9239thatusesitsown12.8MHztimebasecansampleatamaximumrateof50kS/s(12.8MHz/256),andanNI9235/9236thatusesitsown12.8MHztimebasecansampleatamaximumrateof10kS/s(12.8MHz/(256×5)).SynchronizingtheNI9234withtheNI9225/9229/9233/9235/9236/9237/9239dependsonthefrequencyofthesharedmastertimebase.TheNI9234cansampleatamaximumrateof51.2kS/swhenanNI9234issourcingthemastertimebase.However,theNI9234cansampleonlyatamaximumrateof50kS/swhenanNI9225/9229/9233/9235/9236/9237/9239issourcingthemastertimebase.ItisimportanttonotethatwhenanNI9235/9236issourcingthemastertimebase,theNI9234canstillsampleatamaximumrateof50kS/s.Furthermore,theNI9225/9229/9233/9237/9239cansampleatamaximumrateof50kS/swhenanNI9225/9229/9233/9235/9236/9237/9239issourcingthemastertimebase.TheNI9235/9236cansampleatamaximumrateof10kS/swhenanNI9235/9236issourcingthemastertimebase.ThepossiblesampleratesoftheNI9225/9229/9233/9235/9236/9237/9239changeslightlywhenanNI9234issourcingthemastertimebase.TheNI9225/9229/9233/9237/9239cansampleatamaximumrateof51.2kS/swhenanNI9234issourcingthemastertimebase,andtheNI9235/9236cansampleatamaximumrateof10.24kS/swhenanNI9234issourcingthemastertimebase.ThedatarateintheCSeriesModulePropertiesdialogboxautomaticallyupdatestoreflecttheactualdatarateofthemodulewhenyouchangethemastertimebasesource.However,theDataRatepropertycontrolsorconstantsontheblockdiagramdonotautomaticallyupdatewhenyou

changethemastertimebasesource.Therefore,youmightneedtodeleteandrecreatecontrolsorconstantsforanyDataRatepropertyontheblockdiagramafterchangingthemastertimebasesource.RefertotheNI9xxxOperatingInstructionsandSpecificationsforthemoduleformoreinformationaboutunderstandingdatarates.Thelatestversionsoftheoperatinginstructionsareonlineatni.com/manuals.

NI9235(FPGAInterface)CompactRIO8-Channel,24-BitQuarter-BridgeAnalogInputModule




OnboardClock

12.8MHzinternalclockoftheNI9235.UsetheFPGAI/ONodeinasingle-cycleTimedLooptoaccessthischannel.YoumustexporttheOnboardClockoftheNI9235toaccessthischannel.







Openexample



ReturnstheLSBweightinunitsof100fV/VperLSBforthechannel.100fVisequalto10-13volts.UsethisvaluetoconvertandcalibrateNI9235dataifyousettheCalibrationModetoRawintheCSeriesModulePropertiesdialogbox.

Offset Returnsthecalibrationoffsetinunitsof100nV/Vforthechannel.UsethisvaluetoconvertandcalibrateNI9235dataifyousettheCalibrationModetoRawintheCSeriesModulePropertiesdialogbox.

ShuntCalEnable

Controlstheshuntcalibrationswitchforeachchannel.

RefertotheNI9235GettingStartedVIinthelabview\examples\CompactRIO\ModuleSpecific\NI9235\NI9235GettingStarteddirectoryforanexampleofusingtheShuntCalEnableproperty.

Openexample


HardwareDocumentationRefertotheNI9235/9236OperatingInstructionsandSpecificationstolearnaboutmodulespecificationsandhowtousethemodule.Theoperatinginstructionsshipwiththemodule.RefertotheCompactRIORelatedDocumentationforfurtherinformationaboutCompactRIOdocumentation.

AcquiringDatafromanNI9235/9236(FPGAInterface)TheNI9235orNI9236haseightanaloginputchannelsthataresampledsimultaneouslyatthedatarateforwhichyouhaveconfiguredthemodule.UsetheStartandStopchannelsoftheNI9235/9236toputthemoduleinandoutofacquisitionmode.Inacquisitionmode,theNI9235/9236canonlyacquiredata.YoucanusetheFPGAI/ONodetoreadthedatafromthemodule.YoucannotperformotheroperationswiththeNI9235/9236,suchasaccessingproperties,whilethemoduleisinacquisitionmode.

NoteYoumustcreateFPGAI/OitemsfortheNI9235/9236beforeyoucanconfiguretheitemsusingtheFPGAI/ONode.



PuttingtheModuleinAcquisitionModeConfigureanFPGAI/ONodewiththeStartchanneloftheNI9235/9236.WireaBooleanconstantsettoTRUEtotheStartinputoftheFPGAI/ONodetosendasynchronizationpulsetothemodule.Themodulestartsacquiringdataatthedatarateyouconfigure.

ReadingDatafromtheModuleWhenthemodulestartsacquiringdata,youcanuseanFPGAI/ONodetoreaddatafromthemodule.YoucanconnecttheAIoutputoftheFPGAI/ONodetovarioustypesoffunctions,includinganFPGAMemoryfunctionoranFPGAFIFOfunction.Ifyoureadfrommultiplechannelsonthemodule,placethechannelsinthesameFPGAI/ONodetoensurethattheVIreadsthedatasynchronously.BecausetheNI9235/9236internallyacquiresdataataspecifiedrate,theFPGAI/ONodedoesnotreturndatauntilnewdatahasbeenacquiredbythemodule.IftheNI9235/9236didnotstartacquiringdataorstopsacquiringdatawhileanFPGAI/ONodeiswaitingfordatafromthemodule,theFPGAI/ONodereturnsatimeouterror.



ExitingAcquisitionModeConfigureanFPGAI/ONodewiththeStopchanneloftheNI9235/9236.WriteaTRUEtotheStopinput.ThemoduleisnolongerinacquisitionmodeandnowyoucanaccessNI9235/9236properties.

ExampleRefertotheNI9235GettingStarted(FPGA)VIinthelabview\examples\CompactRIO\ModuleSpecific\NI9235\NI9235GettingStarteddirectoryforanexampleofreadingfromtheNI9235.OpenNI9235exampleRefertotheNI9236GettingStarted(FPGA)VIinthelabview\examples\CompactRIO\ModuleSpecific\NI9236\NI9236GettingStarteddirectoryforanexampleofreadingfromtheNI9236.OpenNI9236example


Name—SpecifiesthenameoftheCSeriesmodule,whichappearsintheProjectExplorerwindow.LabVIEWassignsadefaultnametothemodulebasedontheslotnumber.Youcanusethisfieldtogivethemoduleadescriptivename.ModuleType—SpecifiesthetypeofCSeriesmodule.Youcannotchangethisoption.Location—SpecifiesaslotinthechassisfortheCSeriesmodule.CalibrationMode—SetsthecalibrationmodefortheCSeriesmodule.SelectCalibratedifyouwanttheFPGAI/ONodetoreturncalibrated,fixed-pointdatafromthemoduleinunitsofvolts/volt.Thefixed-pointdataissigned,withawordlengthof24bitsandanintegerwordlengthof–4bits.SelectRawifyouwanttheFPGAI/ONodetoreturnuncalibrated,binarydatafromthemodule.IfyouselectRaw,youmustconvertandcalibratetheanaloginputvaluesinthehostVI.ThedefaultisCalibrated.MasterTimebaseSource—Specifiesthemastertimebasesourcethatthemoduleuses.ExportOnboardClock—Placeacheckmarkinthischeckboxifyouwanttomakethismoduleaccessibleasamastertimebasesourcetoothermodules.DataRate—Specifiestherateatwhichthemoduleacquiresdata.



ConfiguringtheMasterTimebaseSourcefortheNI9235/9236(FPGAInterface)Bydefault,theNI9235orNI9236moduleusestheinternalOnboardClockasthemastertimebasesource.InasystemwithmultipleNI923xmodules,youcanconfigureoneoftheNI923xmodulesasthemastertimebasesource(master)andconfiguretheotherNI923xmodulestousethatmastertimebasesource(slaves).SharingthesamemastertimebasesourceenablesyoutosynchronizemultipleNI923xmodules.TheNI9235/9236dividesthemastertimebasesourcetoacquiredataatthedatarateyouconfigure.






4. PlaceacheckmarkintheExportOnboardClockcheckbox.5. Right-clicktheNI9235/9236youwanttoconfigureasaslavein

theProjectExplorerwindowandselectPropertiestodisplaytheCSeriesModulePropertiesdialogbox.




ConfiguringtheNI9235/9236DataRate(FPGAInterface)YoucanconfigurethedatarateatwhichtheNI9235orNI9236moduleacquiresandreturnsdataatedittimeusingtheCSeriesModulePropertiesdialogbox.YoucanprogrammaticallychangethedatarateatruntimeusingtheFPGAI/OPropertyNode.TheexecutionofanI/OPropertyNodethatisconfiguredwithaDataRatepropertyoverwritesthevalueyouconfiguredintheCSeriesModulePropertiesdialogbox.


ConfiguringtheDataRateUsingtheCSeriesModulePropertiesDialogBoxCompletethefollowingstepstoconfigurethedataratefortheNI9235/9236usingtheCSeriesModulePropertiesdialogbox.





1. PlaceanFPGAI/OPropertyNodeontheblockdiagramandconfigureitfortheNI9235/9236.




YoucanchangethedatarateatruntimebywritingtothecontrolfromthehostVI.RefertotheNI9235GettingStartedVIinthelabview\examples\CompactRIO\ModuleSpecific\NI9235\NI9235GettingStarteddirectoryforanexampleofconfiguringtheNI9235datarateusingtheFPGAI/OPropertyNode.OpenexampleRefertotheNI9236GettingStartedVIinthelabview\examples\CompactRIO\ModuleSpecific\NI9236\NI9236GettingStarteddirectoryforanexampleofconfiguringtheNI9236datarateusingtheFPGAI/OPropertyNode.Openexample



NI9236(FPGAInterface)CompactRIO8-Channel,24-BitQuarter-BridgeAnalogInputModule




OnboardClock








Openexample




Offset Returnsthecalibrationoffsetinunitsof100nV/Vforthechannel.UsethisvaluetoconvertandcalibrateNI9236dataifyousettheCalibrationModetoRawintheCSeriesModulePropertiesdialogbox.

ShuntCalEnable


RefertotheNI9236GettingStartedVIinthelabview\examples\CompactRIO\ModuleSpecific\NI9236\NI9236GettingStarteddirectoryforanexampleofusingtheShuntCalEnableproperty.

Openexample


HardwareDocumentationRefertotheNI9235/9236OperatingInstructionsandSpecificationstolearnaboutmodulespecificationsandhowtousethemodule.Theoperatinginstructionsshipwiththemodule.RefertotheCompactRIORelatedDocumentationforfurtherinformationaboutCompactRIOdocumentation.

NI9237(FPGAInterface)CompactRIO4-Channel,24-BitHalf/Full-BridgeAnalogInputModule




OnboardClock








Openexample


Property DescriptionHalf-BridgeEnable

Controlsthehalf-bridgecompletionoptionforeachchannel.

LSBWeight


Offset Returnsthecalibrationoffsetinunitsof10nV/LSBforthechannel.UsethisvaluetoconvertandcalibrateNI9237dataifyousettheCalibrationModetoRawintheCSeriesModulePropertiesdialogbox.

OffsetCalEnable

Enablesoffsetcalibration.Thisdisconnectsbothsignalinputpinsandforcesthechannelinputstozero.

ShuntCalEnable




Property DescriptionDataRate SetstherateatwhichtheNI9237acquiresdata.ExcitationVoltage

Setstheexcitationvoltagelevel.Allchannelssharethesameexcitationvoltage.









TheFPGAVImusthaveanFPGAI/ONodeoranFPGAI/OPropertyNodethatcommunicateswiththeNI9237.Ifitdoesnot,theLabVIEWFPGACompileServeroptimizestheVIwhenyoucompileit,andthehostVIcannotcommunicatewiththeNI9237.


Name—SpecifiesthenameoftheCSeriesmodule,whichappearsintheProjectExplorerwindow.LabVIEWassignsadefaultnametothemodulebasedontheslotnumber.Youcanusethisfieldtogivethemoduleadescriptivename.ModuleType—SpecifiesthetypeofCSeriesmodule.Youcannotchangethisoption.Location—SpecifiesaslotinthechassisfortheCSeriesmodule.CalibrationMode—SetsthecalibrationmodefortheCSeriesmodule.SelectCalibratedifyouwanttheFPGAI/ONodetoreturncalibrated,fixed-pointdatafromthemoduleinunitsofvolts/volt.Thefixed-pointdataissigned,withawordlengthof24bitsandanintegerwordlengthof–4bits.SelectRawifyouwanttheFPGAI/ONodetoreturnuncalibrated,binarydatafromthemodule.IfyouselectRaw,youmustconvertandcalibratetheanaloginputvaluesinthehostVI.ThedefaultisCalibrated.MasterTimebaseSource—Specifiesthemastertimebasesourcethatthemoduleuses.ExportOnboardClock—Placeacheckmarkinthischeckboxifyouwanttomakethismoduleaccessibleasamastertimebasesourcetoothermodules.DataRate—Specifiestherateatwhichthemoduleacquiresdata.EnableTEDSSupport—PlaceacheckmarkinthischeckboxifyouwanttoenableTEDSsupportintheFPGAandhostVIsforthismodule.ExcitationVoltage—Specifiestheexcitationvoltageforthemoduletooutputtobridges,orspecifiesexternalexcitation.EnableHalf-BridgeCompletion—Enableshalf-bridge



completionforindividualchannels.





4. PlaceacheckmarkintheExportOnboardClockcheckbox.5. Right-clicktheNI9237youwanttoconfigureasaslaveinthe





ConfiguringtheDataRateUsingtheCSeriesModulePropertiesDialogBoxCompletethefollowingstepstoconfigurethedataratefortheNI9237usingtheCSeriesModulePropertiesdialogbox.





NoteYoucansimultaneouslyreadfromorwritetomultiplechannelsontheNI9239.YoualsocansynchronizeanNI9239modulewithotherNI9225/9229/923xmodules.





OnboardClock








Stopchannels.

Openexample

NI9263(FPGAInterface)CompactRIO4-Channel,±10V,16-BitSimultaneousAnalogOutputModule

FPGAI/ONodeYoucanuseanFPGAI/ONode,configuredforwriting,withthisdevice.

NoteYoucansimultaneouslywritetomultiplechannelsontheNI9263.



Terminal DescriptionAOx Analogoutputchannelx,wherexisthenumberofthe

channel.TheNI9263hasAOchannels0to3.

ModuleMethodsUsetheFPGAI/OMethodNodetoaccessthefollowingmethodsforthisdevice.ThisdevicedoesnotsupportanyI/Omethods.Youshouldusethesethreemethodsinconjunctionwitheachother.TheWriteDatamethodstoresdatavaluesbeforewritingthedatatoachannel,theUpdatemethodwritesthestoreddatavaluestotheoutputchannel,andtheWaitforUpdatemethodwaitsuntiltheUpdatemethodupdatestheoutputchannels.RefertotheNI9264MethodsVIinthelabview\examples\CompactRIO\ModuleSpecific\NI9264\NI9264Methodsdirectoryforanexampleofusingthesemethods.Openexample

Method Input/Output DescriptionUpdate Overrun ReturnsaBooleanvalue.Avalueof

TRUEindicatesanoverrunwarning.TheoverrunwarningmeansthattheUpdatemethodistryingtorunwhiletheWriteDatamethodisrunning,typicallyinadifferentloop.EithertheWriteDatamethodiswritingdatatothemoduletooquicklyortheUpdatemethodisrunningtooslowly.

Underflow ReturnsaBooleanvalue.AvalueofTRUEindicatesanunderflowwarning.TheunderflowwarningmeansthattheWriteDatamethodhasnotwrittennewdatatothemodulesincethelasttimetheUpdatemethodran.EithertheWriteDatamethodiswritingdatatothemoduletooslowlyortheUpdatemethodisrunningtooquickly.

WaitforUpdate Timeout(Ticks) SpecifiesinFPGAclocktickshow


longtheWaitforUpdatemethodwaitsfortheUpdatemethodtoupdatetheoutputchannels.Avalueof0causestheWaitforUpdatemethodtotimeoutimmediately,anegativevaluecausestheWaitforUpdatemethodtowaitindefinitely,andapositivevaluecausestheWaitforUpdatemethodtowaitforthatnumberofclockticksbeforetimingout.

TimeoutOccurred? ReturnsaBooleanvalue.AvalueofTRUEindicatesthatatimeoutoccurred.

WriteData Channel Specifiesthechanneltowhichyouwanttowritedata.

Data Specifiesthedatayouwanttowritetothechannel.



ReturnstheLSBweightinnV/LSBforthechannel.UsethisvaluetoconvertNI9263dataifyousettheCalibrationModetoRawintheCSeriesModulePropertiesdialogbox.

Offset ReturnsthecalibrationoffsetinnVforthechannel.UsethisvaluetoconvertNI9263dataifyousettheCalibrationModetoRawintheCSeriesModulePropertiesdialogbox.



Name—SpecifiesthenameoftheCSeriesmodule,whichappearsintheProjectExplorerwindow.LabVIEWassignsadefaultnametothemodulebasedontheslotnumber.Youcanusethisfieldtogivethemoduleadescriptivename.ModuleType—SpecifiesthetypeofCSeriesmodule.Youcannotchangethisoption.Location—SpecifiesaslotinthechassisfortheCSeriesmodule.CalibrationMode—SetsthecalibrationmodefortheCSeriesmodule.SelectCalibratedifyouwanttheFPGAI/ONodetoacceptfixed-pointdatainunitsofvoltswhenwritingtothemodule.Thefixed-pointdataissigned,withawordlengthof20bitsandanintegerwordlengthof5bits.SelectRawifyouwanttheFPGAI/ONodetoacceptcalibrated,binarydatawhenwritingtothemodule.IfyouselectRaw,youmustconverttheanalogoutputvaluesinthehostVIbeforeyouwritethemtothemodule.ThedefaultisCalibrated.



ConvertingVoltageValuestoBinaryValuesfortheNI9263(FPGAInterface)SettheCalibrationModetoCalibratedintheCSeriesModulePropertiesdialogboxfortheNI9263ifyouwanttheFPGAI/ONodetoacceptfixed-pointdatainunitsofvoltswhenwritingtothemodule.IfyousettheCalibrationModetoRaw,theFPGAI/ONodeacceptsonlybinaryvalueswhenwritingtothemodule.Youmustconvertoutputvoltagevaluestobinaryvaluesbeforeyouwritethemtothemodule.YoumustconvertthesevaluesinthehostVI.



UsingaVItoConvertVoltagetoBinaryRefertotheNominaltoBinaryVIinthelabview\examples\CompactRIO\BasicIO\AnalogRawHostCalibration\AORawHostCalibration\AORawHostCalibration-cRIO.lvprojforanexampleofconvertinganalogoutputvaluestobinaryvalues.YoucanusetheNominaltoBinaryVIasasubVIinthehostVI.Openexample

UsinganEquationtoConvertVoltagetoBinaryYoucanusethefollowingequationinthehostVItoconverttheanalogoutputvaluestobinaryvalues:

BinaryValue=(VoltageValue×109–Offset)÷LSBWeight,where BinaryValueisthevalueyouwritetotheFPGAI/ONode

VoltageValueisthevoltageinVthatyouwantthechanneltooutputOffsetisthevaluereturnedbytheOffsetpropertyLSBWeightisthevaluereturnedbytheLSBWeightproperty.

NationalInstrumentsrecommendsusingcalibratedvaluesforanalogoutput.Toconvertcalibratedvoltagevalues,usetheFPGAI/OPropertyNodetoreadtheLSBWeightandOffsetproperties.IfyoudonotwanttoreadtheLSBWeightandOffsetvaluesfromthemodule,youcanconvertuncalibratedvoltagevaluesbyusingthefollowingvaluesforOffsetandLSBWeight:Offset=0

LSBWeight=21.4V÷2DACResolution×109

where DACResolutionistheDACresolutionvalueintheNI9263OperatingInstructionsandSpecifications.


NI9264(FPGAInterface)CompactRIO16-Channel,±10V,16-BitSimultaneousAnalogVoltageOutputModule

ModuleMethodsUsetheFPGAI/OMethodNodetoaccessthefollowingmethodsforthisdevice.ThisdevicedoesnotsupportanyI/Omethods.Youshouldusethesethreemethodsinconjunctionwitheachother.TheWriteDatamethodstoresdatavaluesbeforewritingthedatatoachannel,theUpdatemethodwritesthestoreddatavaluestotheoutputchannel,andtheWaitforUpdatemethodwaitsuntiltheUpdatemethodupdatestheoutputchannels.RefertotheNI9264MethodsVIinthelabview\examples\CompactRIO\ModuleSpecific\NI9264\NI9264Methodsdirectoryforanexampleofusingthesemethods.Openexample

Method Input/Output DescriptionUpdate Overrun ReturnsaBooleanvalue.Avalueof

TRUEindicatesanoverrunwarning.TheoverrunwarningmeansthattheUpdatemethodistryingtorunwhiletheWriteDatamethodisrunning,typicallyinadifferentloop.EithertheWriteDatamethodiswritingdatatothemoduletooquicklyortheUpdatemethodisrunningtooslowly.


WaitforUpdate Timeout(Ticks) SpecifiesinFPGAclocktickshow


longtheWaitforUpdatemethodwaitsfortheUpdatemethodtoupdatetheoutputchannels.Avalueof0causestheWaitforUpdatemethodtotimeoutimmediately,anegativevaluecausestheWaitforUpdatemethodtowaitindefinitely,andapositivevaluecausestheWaitforUpdatemethodtowaitforthatnumberofclockticksbeforetimingout.






ReturnstheLSBweightinnV/LSBforthechannel.UsethisvaluetoconvertNI9264dataifyousettheCalibrationModetoRawintheCSeriesModulePropertiesdialogbox.

Offset ReturnsthecalibrationoffsetinnVforthechannel.UsethisvaluetoconvertNI9264dataifyousettheCalibrationModetoRawintheCSeriesModulePropertiesdialogbox.



Name—SpecifiesthenameoftheCSeriesmodule,whichappearsintheProjectExplorerwindow.LabVIEWassignsadefaultnametothemodulebasedontheslotnumber.Youcanusethisfieldtogivethemoduleadescriptivename.ModuleType—SpecifiesthetypeofCSeriesmodule.Youcannotchangethisoption.Location—SpecifiesaslotinthechassisfortheCSeriesmodule.CalibrationMode—SetsthecalibrationmodefortheCSeriesmodule.SelectCalibratedifyouwanttheFPGAI/ONodetoacceptfixed-pointdatainunitsofvoltswhenwritingtothemodule.Thefixed-pointdataissigned,withawordlengthof20bitsandanintegerwordlengthof5bits.SelectRawifyouwanttheFPGAI/ONodetoacceptcalibrated,binarydatawhenwritingtothemodule.IfyouselectRaw,youmustconverttheanalogoutputvaluesinthehostVIbeforeyouwritethemtothemodule.ThedefaultisCalibrated.



ConvertingVoltageValuestoBinaryValuesfortheNI9264(FPGAInterface)SettheCalibrationModetoCalibratedintheCSeriesModulePropertiesdialogboxfortheNI9264ifyouwanttheFPGAI/ONodetoacceptfixed-pointdatainunitsofvoltswhenwritingtothemodule.IfyousettheCalibrationModetoRaw,theFPGAI/ONodeacceptsonlybinaryvalueswhenwritingtothemodule.Youmustconvertoutputvoltagevaluestobinaryvaluesbeforeyouwritethemtothemodule.YoumustconvertthesevaluesinthehostVI.



UsingaVItoConvertVoltagetoBinaryRefertotheNominaltoBinaryVIinthelabview\examples\CompactRIO\BasicIO\AnalogRawHostCalibration\AORawHostCalibration\AORawHostCalibration-cRIO.lvprojforanexampleofconvertinganalogoutputvaluestobinaryvalues.YoucanusetheNominaltoBinaryVIasasubVIinthehostVI.Openexample

UsinganEquationtoConvertVoltagetoBinaryYoucanusethefollowingequationinthehostVItoconverttheanalogoutputvaluestobinaryvalues:

BinaryValue=(VoltageValue×109–Offset)÷LSBWeight,where BinaryValueisthevalueyouwritetotheFPGAI/ONode

VoltageValueisthevoltageinVthatyouwantthechanneltooutputOffsetisthevaluereturnedbytheOffsetpropertyLSBWeightisthevaluereturnedbytheLSBWeightproperty.

NationalInstrumentsrecommendsusingcalibratedvaluesforanalogoutput.Toconvertcalibratedvoltagevalues,usetheFPGAI/OPropertyNodetoreadtheLSBWeightandOffsetproperties.IfyoudonotwanttoreadtheLSBWeightandOffsetvaluesfromthemodule,youcanconvertuncalibratedvoltagevaluesbyusingthefollowingvaluesforOffsetandLSBWeight:Offset=0

LSBWeight=21V÷2DACResolution×109



NI9265(FPGAInterface)CompactRIO4-Channel,0–20mA,16-BitSimultaneousAnalogCurrentOutputModule

ModuleMethodsUsetheFPGAI/OMethodNodetoaccessthefollowingmethodsforthisdevice.ThisdevicedoesnotsupportanyI/Omethods.YoushouldusetheUpdate,WaitforUpdate,andWriteDatamethodsinconjunctionwitheachother.TheWriteDatamethodstoresdatavaluesbeforewritingthedatatoachannel,theUpdatemethodwritesthestoreddatavaluestotheoutputchannel,andtheWaitforUpdatemethodwaitsuntiltheUpdatemethodupdatestheoutputchannels.RefertotheNI9264MethodsVIinthelabview\examples\CompactRIO\ModuleSpecific\NI9264\NI9264Methodsdirectoryforanexampleofusingthesethreemethods.Openexample

Method Input/Output Description

CheckOutputStatus

ForceStatusRead WhenthevalueofthisinputisFALSE,themethodreturnsthecachedstatusinformationsincethelaststatusread.WhenthevalueisTRUE,themethodreturnsthecurrentstatusinformationfromthemodule.Forcingastatusreadcanintroducejitterintoananalogoutputloop.

AnyFault ReturnsaBooleanvalue.AvalueofTRUEindicatesapower-supplyfaultoropencurrentlooponatleastonechannel.

Power-SupplyFault

ReturnsaBooleanvalue.AvalueofTRUEindicatesthattheexternalpowersupplyisoutoftheexpectedrange.

OpenCurrentLoop

ReturnsanarrayofBooleanvalues.AvalueofTRUEinanyindexindicatesthatthechannelsharinganumberwiththatindexhasanopencurrentloopandis


configuredtooutputanonzerocurrentvalue.

Update Overrun ReturnsaBooleanvalue.AvalueofTRUEindicatesanoverrunwarning.TheoverrunwarningmeansthattheUpdatemethodistryingtorunwhiletheCheckOutputStatusorWriteDatamethodisrunning,typicallyinadifferentloop.TheUpdatemethodcannotrunwhileeithertheCheckOutputStatusorWriteDatamethodisrunning.IftheUpdatemethodisrunningatthesametimeastheWriteDatamethod,theneithertheWriteDatamethodiswritingdatatothemoduletooquicklyortheUpdatemethodisrunningtooslowly.


WaitforUpdate Timeout(Ticks) SpecifiesinFPGAclocktickshowlongtheWaitforUpdatemethodwaitsfortheUpdatemethodtoupdatetheoutputchannels.Avalueof0causestheWaitforUpdatemethodtotimeoutimmediately,anegativevaluecausestheWaitforUpdatemethodtowaitindefinitely,

andapositivevaluecausestheWaitforUpdatemethodtowaitforthatnumberofclockticksbeforetimingout.






ReturnstheLSBweightinpA/LSBforthechannel.UsethisvaluetoconvertNI9265dataifyousettheCalibrationModetoRawintheCSeriesModulePropertiesdialogbox.

Offset ReturnsthecalibrationoffsetinpAforthechannel.UsethisvaluetoconvertNI9265dataifyousettheCalibrationModetoRawintheCSeriesModulePropertiesdialogbox.



Name—SpecifiesthenameoftheCSeriesmodule,whichappearsintheProjectExplorerwindow.LabVIEWassignsadefaultnametothemodulebasedontheslotnumber.Youcanusethisfieldtogivethemoduleadescriptivename.ModuleType—SpecifiesthetypeofCSeriesmodule.Youcannotchangethisoption.Location—SpecifiesaslotinthechassisfortheCSeriesmodule.CalibrationMode—SetsthecalibrationmodefortheCSeriesmodule.SelectCalibratedifyouwanttheFPGAI/ONodetoacceptfixed-pointdatainunitsofampswhenwritingtothemodule.Thefixed-pointdataisunsigned,withawordlengthof20bitsandanintegerwordlengthof–5bits.SelectRawifyouwanttheFPGAI/ONodetoacceptcalibrated,binarydatawhenwritingtothemodule.IfyouselectRaw,youmustconverttheanalogoutputvaluesinthehostVIbeforeyouwritethemtothemodule.ThedefaultisCalibrated.



ConvertingCurrentValuestoBinaryValuesfortheNI9265(FPGAInterface)SettheCalibrationModetoCalibratedintheCSeriesModulePropertiesdialogboxfortheNI9265ifyouwanttheFPGAI/ONodetoacceptfixed-pointdatainunitsofampswhenwritingtothemodule.IfyousettheCalibrationModetoRaw,theFPGAI/ONodeacceptsonlybinaryvalueswhenwritingtothemodule.Youmustconvertoutputcurrentvaluestobinaryvaluesbeforeyouwritethemtothemodule.YoumustconvertthesevaluesinthehostVI.



UsingaVItoConvertCurrenttoBinaryRefertotheNominaltoBinaryVIinthelabview\examples\CompactRIO\BasicIO\AnalogRawHostCalibration\AORawHostCalibration\AORawHostCalibration-cRIO.lvprojforanexampleofconvertinganalogoutputvaluestobinaryvalues.YoucanusetheNominaltoBinaryVIasasubVIinthehostVI.Openexample

UsinganEquationtoConvertCurrenttoBinaryYoucanusethefollowingequationinthehostVItoconverttheanalogoutputvaluestobinaryvalues:

BinaryValue=(CurrentValue×109–Offset)÷LSBWeightwhere BinaryValueisthevalueyouwritetotheFPGAI/ONode

CurrentValueisthecurrentinmAthatyouwantthechanneltooutputOffsetisthevaluereturnedbytheOffsetpropertyLSBWeightisthevaluereturnedbytheLSBWeightproperty.

NationalInstrumentsrecommendsusingcalibratedvaluesforanalogoutput.Toconvertcalibratedcurrentvalues,usetheFPGAI/OPropertyNodetoreadtheLSBWeightandOffsetproperties.IfyoudonotwanttoreadtheLSBWeightandOffsetvaluesfromthemodule,youcanconvertuncalibratedcurrentvaluesbyusingthefollowingvaluesforOffsetandLSBWeight:Offset=0

LSBWeight=20.6mA÷2DACResolution×109



NI9401(FPGAInterface)CompactRIO8-Channel,TTLDigitalInput/OutputModule

FPGAI/ONodeYoucanuseanFPGAI/ONode,configuredforreadingandwriting,withthisdevice.WhenyouwritetoanNI9401channel,theFPGAI/ONodedoesnotautomaticallyenablethechannelforoutput.



Terminal DescriptionDIOx Digitalinput/outputchannelx,wherexisthenumberofthe

channel.TheNI9401hasDIOchannels0to7.DIO3:0 Digitalportconsistingofchannels0through3.Channel3is

returnedintheMSB,andchannel0isreturnedintheLSB.DIO7:4 Digitalportconsistingofchannels4through7.Channel7is


returnedintheMSB,andchannel0isreturnedintheLSB.

ArbitrationYoucanconfigurethearbitrationsettingsfordigitaloutputchannelsofthisdeviceintheAdvancedCodeGenerationpageoftheFPGAI/OPropertiesdialogbox.ThedefaultarbitrationsettingisNeverArbitrate.DigitalinputchannelsofthisdevicesupportonlytheNeverArbitrateoptionforarbitration.Youcannotconfigurearbitrationsettingsforthedigitalinputchannelsofthisdevice.

lvfpgadialog.chm::/FPGA_IO_AdvCodeGen_db.html

lvfpgadialog.chm::/FPGA_IO_Properties.html

lvfpgaconcepts.chm::/Arbitration_Options.html#Never

I/OMethodsUsetheFPGAI/OMethodNodetoaccessthefollowingmethodsforthisdevice.

Method DescriptionWaitonAnyEdge

PausestheexecutionoftheI/OMethodNodeuntilthenextfallingorrisingedgeofthedigitalsignal.TheTimeoutinputspecifiesinFPGAclocktickshowlongtheWaitonAnyEdgemethodwaitsforthenextfallingorrisingedge.Avalueof0causesthemethodtotimeoutimmediately,anegativevaluecausesthemethodtowaitindefinitely,andapositivevaluecausesthemethodtowaitforthatnumberofclockticksbeforetimingout.

WaitonFallingEdge

PausestheexecutionoftheI/OMethodNodeuntilthenextfallingedgeofthedigitalsignal.TheTimeoutinputspecifiesinFPGAclocktickshowlongtheWaitonFallingEdgemethodwaitsforthenextfallingedge.Avalueof0causesthemethodtotimeoutimmediately,anegativevaluecausesthemethodtowaitindefinitely,andapositivevaluecausesthemethodtowaitforthatnumberofclockticksbeforetimingout.

WaitonHighLevel

PausestheexecutionoftheI/OMethodNodeuntilthedigitalsignalishigh.TheTimeoutinputspecifiesinFPGAclocktickshowlongtheWaitonHighLevelmethodwaitsforthenexthighlevel.Avalueof0causesthemethodtotimeoutimmediately,anegativevaluecausesthemethodtowaitindefinitely,andapositivevaluecausesthemethodtowaitforthatnumberofclockticksbeforetimingout.

WaitonLowLevel

PausestheexecutionoftheI/OMethodNodeuntilthedigitalsignalislow.TheTimeoutinputspecifiesinFPGAclocktickshowlongtheWaitonLowLevelmethodwaitsforthenextlowlevel.Avalueof0causesthemethodtotimeoutimmediately,anegativevaluecausesthemethodtowaitindefinitely,andapositivevaluecausesthemethodtowaitforthatnumberofclockticksbeforetimingout.

WaitonRisingEdge

PausestheexecutionoftheI/OMethodNodeuntilthenextrisingedgeofthedigitalsignal.TheTimeoutinputspecifiesinFPGAclocktickshowlongtheWaitonRisingEdgemethod


waitsforthenextrisingedge.Avalueof0causesthemethodtotimeoutimmediately,anegativevaluecausesthemethodtowaitindefinitely,andapositivevaluecausesthemethodtowaitforthatnumberofclockticksbeforetimingout.

ModuleMethodsUsetheFPGAI/OMethodNodetoaccessthefollowingmethodsforthisdevice.

Method DescriptionCheckStatus ReturnsaBooleanvaluethatindicateswhetherthe

moduleisready.NoteDuringthefirst2secondsafteryouresettheFPGAVI,theerrorterminalsonthismethodmaynotcorrectlyreportcertaintypesoferrors.

SetLineDirection

Setsthedirectionofoneporttoinputoroutput.


Single-CycleTimedLoopThisdevicesupportsthesingle-cycleTimedLoop.ConfigurethenumberofoutputsynchronizingregistersforthechannelsofthisdeviceintheAdvancedConfigurationdialogbox.ConfigurethenumberofinputsynchronizingregistersforthechannelsofthisdeviceintheAdvancedCodeGenerationpageoftheFPGAI/ONodePropertiesdialogbox.Whenthemoduleiswithinasingle-cycleTimedLoop,itmustbereadytoperformdigitalI/ObeforealoopcontainingdigitalI/Ostarts.PolltheReadyoutputoftheCheckStatusmethodtodeterminewhetherthemoduleisready.Digitalinputoperationsreturninvaliddataifthemoduleisnotready.Themodulealsomightignoreordelaydigitaloutputoperationsifitisnotready.WhilethemoduleisperformingdigitalI/Owithinasingle-cycleTimedLoop,donotperformpropertyreads,usetheSetLineDirectionmethod,orremovethemodulefromthechassis.DoinganyoftheseactionscausesthemoduletobeunabletoperformdigitalI/OandtheReadyoutputoftheCheckStatusmethodtoreturnFALSE.


lvfpgadialog.chm::/FPGA_IO_Node_AdvCodeGen_db.html

lvfpgadialog.chm::/FPGA_IO_Node_Properties.html

FPGATargetClockSupportThisdevicesupportsonlytop-levelFPGAtargetclockratesandsingle-cycleTimedLoopclockratesthataremultiplesof40MHz,suchas40MHz,80Mhz,120MHz,andsoon.

lvfpgahelp.chm::/Selecting_TopLevel_FPGA_Clk.html

lvfpgahelp.chm::/Setting_Timed_Loop_FPGA_Clk.html


Name—SpecifiesthenameoftheCSeriesmodule,whichappearsintheProjectExplorerwindow.LabVIEWassignsadefaultnametothemodulebasedontheslotnumber.Youcanusethisfieldtogivethemoduleadescriptivename.ModuleType—SpecifiesthetypeofCSeriesmodule.Youcannotchangethisoption.Location—SpecifiesaslotinthechassisfortheCSeriesmodule.InitialLineDirection—Setstheinitiallinedirectionforeachdigitalporttodigitalinputordigitaloutput.Thedefaultisdigitalinput.Advanced—LaunchestheAdvancedConfigurationdialogbox.

ConfiguringtheInitialLineDirectionfortheNI9401(FPGAInterface)EachdigitalportontheNI9401isinitiallyconfiguredasadigitalinput.YoucanconfiguretheinitiallinedirectionforeachportontheNI9401atedittimeusingtheCSeriesModulePropertiesdialogbox.YoucanprogrammaticallychangethelinedirectionforeachportatruntimeusingtheFPGAI/OMethodNode.TheexecutionofanI/OMethodNodethatisconfiguredwithaSetLineDirectionmethodoverwritesthevalueyouconfiguredintheCSeriesModulePropertiesdialogbox.


ConfiguringLineDirectionUsingtheCSeriesModulePropertiesDialogBoxCompletethefollowingstepstoconfigurethelinedirectionofeachdigitalportusingtheCSeriesModulePropertiesdialogbox.



3. SelectthedirectionforeachportfromtheInitialLineDirectionpull-downmenus.


ConfiguringLineDirectionUsingtheFPGAI/OMethodNodeCompletethefollowingstepstoconfigurethelinedirectionofeachdigitalportusingtheFPGAI/OMethodNode.

1. PlaceanFPGAI/OMethodNodeontheblockdiagramandconfigureitfortheNI9401.

2. ClicktheMethodsectionandselecttheSetLineDirectionmethodfromtheshortcutmenu.

3. Right-clickeachdigitalportinputandselectCreate»Controlfromtheshortcutmenu.

4. OnthefrontpaneloftheVI,selectthedirectionforeachportfromthedigitalportpull-downmenus.

lvfpgahelp.chm::/Creating_FPGAIO_Method.html

NI9402(FPGAInterface)CompactRIO4-Channel,LVTTLDigitalInput/OutputModule

FPGAI/ONodeYoucanuseanFPGAI/ONode,configuredforreadingandwriting,withthisdevice.


ArbitrationYoucanconfigurethearbitrationsettingsfordigitaloutputchannelsofthisdeviceintheAdvancedCodeGenerationpageoftheFPGAI/OPropertiesdialogbox.ThedefaultarbitrationsettingisNeverArbitrate.DigitalinputchannelsofthisdevicesupportonlytheNeverArbitrateoptionforarbitration.Youcannotconfigurearbitrationsettingsforthedigitalinputchannelsofthisdevice.





Method DescriptionSetOutputData

RefertotheFPGAI/OMethodNode(FPGAModule)topicforadescriptionofthismethod.

SetOutputEnable

SetsthelinedirectionofthedigitalchannelortheDIO3:0digitalport.RefertotheFPGAI/OMethodNode(FPGAModule)topicformoreinformationonthismethod.

WaitonAnyEdge


WaitonFallingEdge


WaitonHighLevel


WaitonLowLevel

PausestheexecutionoftheI/OMethodNodeuntilthedigitalsignalislow.TheTimeoutinputspecifiesinFPGAclocktickshowlongtheWaitonLowLevelmethodwaitsforthenextlow




level.Avalueof0causesthemethodtotimeoutimmediately,anegativevaluecausesthemethodtowaitindefinitely,andapositivevaluecausesthemethodtowaitforthatnumberofclockticksbeforetimingout.

WaitonRisingEdge

PausestheexecutionoftheI/OMethodNodeuntilthenextrisingedgeofthedigitalsignal.TheTimeoutinputspecifiesinFPGAclocktickshowlongtheWaitonRisingEdgemethodwaitsforthenextrisingedge.Avalueof0causesthemethodtotimeoutimmediately,anegativevaluecausesthemethodtowaitindefinitely,andapositivevaluecausesthemethodtowaitforthatnumberofclockticksbeforetimingout.

ModuleMethodUsetheFPGAI/OMethodNodetoaccessthefollowingmethodforthisdevice.




Single-CycleTimedLoopThisdevicesupportsthesingle-cycleTimedLoop.ConfigurethenumberofinputsynchronizingregistersforthechannelsofthisdeviceintheAdvancedCodeGenerationpageoftheFPGAI/ONodePropertiesdialogbox.ConfigurethenumberofoutputsynchronizingregistersforthechannelsofthisdeviceintheAdvancedCodeGenerationpageoftheFPGAI/OPropertiesdialogbox.TheNI9402supportsthefollowingoutputsynchronizingregisteroptions:

NumberofSynchronizingRegistersforOutputDatawhenusedinSCTLNumberofSynchronizingRegistersforOutputEnablewhenusedinSCTL

ThesetwooptionssupportthesamefunctionalityastheNumberofSynchronizingRegistersforOutputDataandNumberofSynchronizingRegistersforOutputEnableoptionsdescribedintheAdvancedCodeGenerationFPGAI/OPropertiesPage(FPGAModule)topic,withtheexceptionthatyoucanusetheseoptionsonlyinasingle-cycleTimedLoop.Youcanimplementeither0or1synchronizingregistersinsidethesingle-cycleTimedLoop,however,ifyouconfigure0synchronizingregistersoutsideofthesingle-cycleTimedLoop,theFPGAVIimplements1synchronizingregisterbydefault.Whenthemoduleiswithinasingle-cycleTimedLoop,itmustbereadytoperformdigitalI/ObeforealoopcontainingdigitalI/Ostarts.PolltheReadyoutputoftheCheckStatusmethodtodeterminewhetherthemoduleisready.Digitalinputoperationsreturninvaliddataifthemoduleisnotready.Themodulealsomightignoreordelaydigitaloutputoperationsifitisnotready.WhilethemoduleisperformingdigitalI/Owithinasingle-cycleTimedLoop,donotperformpropertyreadsorremovethemodulefromthechassis.DoinganyoftheseactionscausesthemoduletobeunabletoperformdigitalI/OandtheReadyoutputoftheCheckStatusmethodtoreturnFALSE.







HardwareDocumentationRefertotheNI9402OperatingInstructionsandSpecificationstolearnaboutmodulespecificationsandhowtousethemodule.Theoperatinginstructionsshipwiththemodule.RefertotheCompactRIORelatedDocumentationforfurtherinformationaboutCompactRIOdocumentation.


Name—SpecifiesthenameoftheCSeriesmodule,whichappearsintheProjectExplorerwindow.LabVIEWassignsadefaultnametothemodulebasedontheslotnumber.Youcanusethisfieldtogivethemoduleadescriptivename.ModuleType—SpecifiesthetypeofCSeriesmodule.Youcannotchangethisoption.Location—SpecifiesaslotinthechassisfortheCSeriesmodule.Channels—Specifiesthechannel(s)forwhichyouwanttoselectthelinedirection.SelectedChannel(s)Settings—Specifiesthelinedirectionforeachchannel.

Direction—Setsthelinedirectionfortheselectedchannel(s)todigitalinputordigitaloutput.Thedefaultisdigitalinput.

ConfiguringtheLineDirectionfortheNI9402(FPGAInterface)EachdigitalchannelontheNI9402isinitiallyconfiguredasadigitalinput.YoucanconfiguretheinitiallinedirectionforeachchannelontheNI9402atedittimeusingtheCSeriesModulePropertiesdialogbox.YoucanprogrammaticallychangethelinedirectionforeachchannelatruntimeusingtheFPGAI/OMethodNode.TheexecutionofanI/OMethodNodethatisconfiguredwithaSetOutputEnablemethodoverwritesthevaluesyouconfiguredintheCSeriesModulePropertiesdialogbox.Inaddition,theexecutionofanFPGAI/ONodeconfiguredforoutputautomaticallyconfiguresthelineforoutputandoverwritesthevaluesyouconfiguredintheCSeriesModulePropertiesdialogboxorusingtheSetOutputEnablemethod.


ConfiguringLineDirectionUsingtheCSeriesModulePropertiesDialogBoxCompletethefollowingstepstosetthelinedirectionofchannelsusingtheCSeriesModulePropertiesdialogbox.



3. Selectthechannel(s)forwhichyouwanttoconfigurethelinedirectionfromtheChannelstable.Youcanselectmorethanonechannelbyholdingthe<Ctrl>or<Shift>keywhenselectingchannels.

4. Selectthedirectionforthechannel(s)fromtheDirectionpull-downmenu.


ConfiguringLineDirectionofOneChannelUsingtheFPGAI/OMethodNodeCompletethefollowingstepstosetthelinedirectionofachannelusingtheFPGAI/OMethodNode.

1. CreateFPGAI/OitemsforthechanneloftheNI9402forwhichyouwanttoconfigurethelinedirection.

2. PlaceanFPGAI/OMethodNodeontheblockdiagramandconfigureitforthischannel.

3. ClicktheMethodsectionandselecttheSetOutputEnablemethodfromtheshortcutmenu.

4. Right-clicktheEnableinputandselectCreate»Controlfromtheshortcutmenu.

5. OnthefrontpaneloftheVI,clicktheEnableBooleancontroltosetittoTRUEifyouwanttosetthelinedirectionofthechanneltodigitaloutput.



ConfiguringLineDirectionofMultipleChannelsUsingtheFPGAI/OMethodNodeCompletethefollowingstepstosetthelinedirectionofmultiplechannelsusingtheFPGAI/OMethodNode.

1. CreateFPGAI/OitemsfortheDIO3:0digitalportoftheNI9402.2. PlaceanFPGAI/OMethodNodeontheblockdiagramand

configureitfortheDIO3:0digitalport.3. ClicktheMethodsectionandselecttheSetOutputEnable

methodfromtheshortcutmenu.4. Right-clicktheEnableinputandselectCreate»Controlfromthe

shortcutmenu.TheEnablecontrolappearsasanunsigned8-bitinteger.EachbitintheintegerrepresentsthelinedirectionofonechanneloftheNI9402.

5. OnthefrontpaneloftheVI,usetheEnablecontroltoenterthelinedirectionforeachchannelintheport.Changeabitto1tosetthelinedirectionofthecorrespondingchanneltodigitaloutput.Leaveabitas0tosetthelinedirectionofthecorrespondingchanneltodigitalinput.RefertothetablebelowforexamplesofwhattoenterintheEnablecontrol.

ChannelLineDirectionConfiguration

EnableControl(FloatingPoint)

EnableControl(Binary)

EnableControl(Hex)

Changeallchannelstoinput

0 0000 0x00

Changeallchannelstooutput

15 1111 0x0F

Changechannel0tooutput 1 0001 0x01



NI9403(FPGAInterface)CompactRIO32-Channel,TTLDigitalInput/OutputModule





returnedintheMSB,andchannel8isreturnedintheLSB.DIO23:16 Digitalportconsistingofchannels16through23.Channel23

isreturnedintheMSB,andchannel16isreturnedintheLSB.DIO31:24 Digitalportconsistingofchannels24through31.Channel31

isreturnedintheMSB,andchannel24isreturnedintheLSB.DIO31:0 Digitalportconsistingofchannels0through31.Channel31is


ArbitrationThisdevicesupportsonlytheArbitrateifMultipleRequestorsOnlyandNeverArbitrateoptionsforarbitration.ThedefaultarbitrationsettingisArbitrateifMultipleRequestorsOnly.IfyouaresurethatthedesignoftheFPGAVIwillneverallowmorethanonedigitalfunctiontoexecuteatthesametime,evenondifferentchannels,youcanplaceacheckmarkintheDisableArbitrationcheckboxontheCSeriesModulePropertiesdialogboxtodisablearbitrationandreducetheamountofFPGAlogicusedbyVIs.IfmorethanonedigitalfunctioncouldexecutesimultaneouslyintheFPGAVI,leavetheboxunchecked.



I/OMethodsUsetheFPGAI/OMethodNodetoaccessthefollowingmethodforthisdevice.Thisdevicedoesnotsupportanymodulemethods.

Method DescriptionSetOutputEnable Setsthelinedirectionofthedigitalchannelorport.If

theI/Oitemisadigitalline,EnablerequiresaBooleandatatype.IftheI/Oitemisadigitalport,Enablerequiresanumericdatatype.



Name—SpecifiesthenameoftheCSeriesmodule,whichappearsintheProjectExplorerwindow.LabVIEWassignsadefaultnametothemodulebasedontheslotnumber.Youcanusethisfieldtogivethemoduleadescriptivename.ModuleType—SpecifiesthetypeofCSeriesmodule.Youcannotchangethisoption.Location—SpecifiesaslotinthechassisfortheCSeriesmodule.Channels—Specifiesthechannel(s)forwhichyouwanttoselectthelinedirection.SelectedChannel(s)Settings—Specifiesthelinedirectionforeachchannel.

Direction—Setsthelinedirectionfortheselectedchannel(s)todigitalinputordigitaloutput.Thedefaultisdigitalinput.

DisableArbitration—PlaceacheckmarkinthischeckboxifyouwanttochangethearbitrationsettingtoNeverArbitrateandreducetheamountofFPGAlogicusedbyVIs.CheckthisboxonlyifyouaresurethatthedesignoftheFPGAVIwillneverallowmorethanonedigitalfunctiontoexecuteatthesametime,evenondifferentchannels.IfmorethanonedigitalfunctioncouldexecutesimultaneouslyintheFPGAVI,leavetheboxuncheckedtokeepthedefaultArbitrateifMultipleRequestorsOnlyarbitrationsetting.



ConfiguringtheLineDirectionfortheNI9403(FPGAInterface)EachdigitalchannelontheNI9403isinitiallyconfiguredasadigitalinput.YoucanconfiguretheinitiallinedirectionforeachchannelontheNI9403atedittimeusingtheCSeriesModulePropertiesdialogbox.YoucanprogrammaticallychangethelinedirectionforeachchannelatruntimeusingtheFPGAI/OMethodNode.TheexecutionofanI/OMethodNodethatisconfiguredwithaSetOutputEnablemethodoverwritesthevaluesyouconfiguredintheCSeriesModulePropertiesdialogbox.Inaddition,theexecutionofanFPGAI/ONodeconfiguredforoutputautomaticallyconfiguresthelineforoutputandoverwritesthevaluesyouconfiguredintheCSeriesModulePropertiesdialogboxorusingtheSetOutputEnablemethod.


ConfiguringLineDirectionUsingtheCSeriesModulePropertiesDialogBoxCompletethefollowingstepstosetthelinedirectionofchannelsusingtheCSeriesModulePropertiesdialogbox.



3. Selectthechannel(s)forwhichyouwanttoconfigurethelinedirectionfromtheChannelstable.Youcanselectmorethanonechannelbyholdingthe<Ctrl>or<Shift>keywhenselectingchannels.

4. Selectthedirectionforthechannel(s)fromtheDirectionpull-downmenu.


ConfiguringLineDirectionofOneChannelUsingtheFPGAI/OMethodNodeCompletethefollowingstepstosetthelinedirectionofachannelusingtheFPGAI/OMethodNode.

1. CreateFPGAI/OitemsforthechanneloftheNI9403forwhichyouwanttoconfigurethelinedirection.

2. PlaceanFPGAI/OMethodNodeontheblockdiagramandconfigureitforthischannel.


4. Right-clicktheEnableinputandselectCreate»Controlfromtheshortcutmenu.

5. OnthefrontpaneloftheVI,clicktheEnableBooleancontroltosetittoTRUEifyouwanttosetthelinedirectionofthechanneltodigitaloutput.



ConfiguringLineDirectionofMultipleChannelsUsingtheFPGAI/OMethodNodeCompletethefollowingstepstosetthelinedirectionofmultiplechannelsusingtheFPGAI/OMethodNode.

1. CreateFPGAI/OitemsforthedigitalportoftheNI9403thatcontainsthechannelsyouwanttoconfigure.

2. PlaceanFPGAI/OMethodNodeontheblockdiagramandconfigureitforthisdigitalport.


4. Right-clicktheEnableinputandselectCreate»Controlfromtheshortcutmenu.IfyouconfiguredtheFPGAI/OMethodNodefortheDIO7:0,DIO15:8,DIO23:16,orDIO31:24digitalport,theEnablecontrolappearsasanunsigned8-bitinteger.IfyouconfiguredtheFPGAI/OMethodNodefortheDIO31:0digitalport,theEnablecontrolappearsasanunsigned32-bitinteger.EachbitintheintegerrepresentsthelinedirectionofonechanneloftheNI9403.

5. OnthefrontpaneloftheVI,usetheEnablecontroltoenterthelinedirectionforeachchannelintheport.Changeabitto1tosetthelinedirectionofthecorrespondingchanneltodigitaloutput.Leaveabitas0tosetthelinedirectionofthecorrespondingchanneltodigitalinput.RefertothetablebelowforexamplesofwhattoenterintheEnablecontrolifyouconfiguredtheFPGAI/OMethodNodefortheDIO7:0digitalport.

ChannelLineDirectionConfiguration

EnableControl(Hex)


Changeallchannelstoinput 0x00 0b00000000Changeallchannelstooutput

0xFF 0b11111111

Changechannel0tooutput 0x01 0b00000001Changechannels0through5tooutput

0x3F 0b00111111

Changechannels3and7to 0x88 0b10001000



output

RefertothetablebelowforexamplesofwhattoenterintheEnablecontrolifyouconfiguredtheFPGAI/OMethodNodefortheDIO31:0digitalport.

ChannelLineDirection

Configuration

EnableControl(Hex)


Changeallchannelstoinput

0x00000000 0b00000000000000000000000000000000

Changeallchannelstooutput

0xFFFFFFFF 0b11111111111111111111111111111111

Changechannel0tooutput

0x00000001 0b00000000000000000000000000000001

Changechannels0through5tooutput

0x0000003F 0b00000000000000000000000000111111

Changechannels3and7tooutput

0x00000088 0b00000000000000000000000010001000

NI9411(FPGAInterface)CompactRIO6-Channel,DifferentialorTTLDigitalInputModule


Terminal DescriptionDIx Digitalinputchannelx,wherexisthenumberofthechannel.

TheNI9411hasDIchannels0to5.DI5:0 Digitalportconsistingofchannels0through5.Channel5is

returnedinbit5,andchannel0isreturnedinbit0.Bits6and7returnazero.

ArbitrationThisdevicesupportsonlytheNeverArbitrateoptionforarbitration.Youcannotconfigurearbitrationsettingsforthisdevice.





WaitonFallingEdge


WaitonHighLevel


WaitonLowLevel


WaitonRisingEdge



ModuleMethodsUsetheFPGAI/OMethodNodetoaccessthefollowingmethodforthisdevice.




Single-CycleTimedLoopThisdevicesupportsthesingle-cycleTimedLoop.ConfigurethenumberofinputsynchronizingregistersforthechannelsofthisdeviceintheAdvancedCodeGenerationpageoftheFPGAI/ONodePropertiesdialogbox.Whenthemoduleiswithinasingle-cycleTimedLoop,itmustbereadytoperformdigitalinputbeforealoopcontainingdigitalinputstarts.PolltheReadyoutputoftheCheckStatusmethodtodeterminewhetherthemoduleisready.Digitalinputoperationsreturninvaliddataifthemoduleisnotready.Whilethemoduleisperformingdigitalinputwithinasingle-cycleTimedLoop,donotperformpropertyreadsorremovethemodulefromthechassis.DoingeitheroftheseactionscausesthemoduletobeunabletoperformdigitalinputandtheReadyoutputoftheCheckStatusmethodtoreturnFALSE.




CSeriesModulePropertiesDialogBoxfortheNI9411,NI9421,NI9422,NI9423,NI9425,NI9426,NI9435,NI9505,andNI9802(FPGAInterface)Right-clickanNI9411,NI9421,NI9422,NI9423,NI9425,NI9426,NI9435,NI9505,orNI9802CSeriesmoduleintheProjectExplorerwindowandselectPropertiesfromtheshortcutmenutodisplaythisdialogbox.UsethisdialogboxtoconfigureaCSeriesmodule.Thisdialogboxincludesthefollowingcomponents:

Name—SpecifiesthenameoftheCSeriesmodule,whichappearsintheProjectExplorerwindow.LabVIEWassignsadefaultnametothemodulebasedontheslotnumber.Youcanusethisfieldtogivethemoduleadescriptivename.ModuleType—SpecifiesthetypeofCSeriesmodule.Youcannotchangethisoption.Location—SpecifiesaslotinthechassisfortheCSeriesmodule.


NI9421(FPGAInterface)CompactRIO8-Channel,24V,SinkingDigitalInputModule




WaitonFallingEdge


WaitonHighLevel


WaitonLowLevel


WaitonRisingEdge



NI9422(FPGAInterface)CompactRIO8-Channel,24V,Sinking/SourcingDigitalInputModule




WaitonFallingEdge


WaitonHighLevel


WaitonLowLevel


WaitonRisingEdge



NI9423(FPGAInterface)CompactRIO8-Channel,24V,High-SpeedDigitalInputModule




WaitonFallingEdge


WaitonHighLevel


WaitonLowLevel


WaitonRisingEdge



NI9425(FPGAInterface)CompactRIO32-Channel,24V,SinkingDigitalInputModule




returnedintheMSB,andchannel0isreturnedintheLSB.DI15:8 Digitalportconsistingofchannels8through15.Channel15is

returnedintheMSB,andchannel8isreturnedintheLSB.DI23:16 Digitalportconsistingofchannels16through23.Channel23

isreturnedintheMSB,andchannel16isreturnedintheLSB.DI31:24 Digitalportconsistingofchannels24through31.Channel31

isreturnedintheMSB,andchannel24isreturnedintheLSB.DI31:0 Digitalportconsistingofchannels0through31.Channel31is


NI9426(FPGAInterface)CompactRIO32-Channel,24V,SourcingDigitalInputModule




returnedintheMSB,andchannel0isreturnedintheLSB.DI15:8 Digitalportconsistingofchannels8through15.Channel15is

returnedintheMSB,andchannel8isreturnedintheLSB.DI23:16 Digitalportconsistingofchannels16through23.Channel23

isreturnedintheMSB,andchannel16isreturnedintheLSB.DI31:24 Digitalportconsistingofchannels24through31.Channel31

isreturnedintheMSB,andchannel24isreturnedintheLSB.DI31:0 Digitalportconsistingofchannels0through31.Channel31is


NI9435(FPGAInterface)CompactRIO4-Channel,AC/DCUniversalDigitalInputModule




returnedinbit3,andchannel0isreturnedinbit0.Bits4through7returnazero.




WaitonFallingEdge


WaitonHighLevel


WaitonLowLevel


WaitonRisingEdge



AdvancedConfigurationDialogBox(FPGAInterface)ClicktheAdvancedbuttonontheCSeriesModulePropertiesdialogboxfortheNI9401,NI9472,NI9474,NI9475,NI9481,orNI9485todisplaythisdialogbox.UsethisdialogboxtoconfigurethenumberofoutputsynchronizingregistersforeachDOchannelinasingle-cycleTimedLoop.Thisdialogboxincludesthefollowingcomponents:

Channels—Selectthechannelforwhichyouwanttoconfigurethenumberofoutputsynchronizingregisters.ChannelConfiguration—SpecifiesthenumberofsynchronizingregistersbetweentheDOchannelexecutingontheFPGAtargetandtheFPGAtargethardwareinterface.TheFPGAtargethardwareinterfacemightbeaphysicalI/OconnectoronthedeviceoraconnectiontoasectionoftheFPGAthatcontainscircuitrydesignedbyNationalInstruments.Eachsynchronizingregisterexecutesinoneclockcycle.

CautionSelect0onlyifyoualsousetheHDLInterfaceNodeandtheHDLcodecontainsitsownsynchronizationregisters.0—SpecifiesthattheFPGAVIusesnosynchronizingregisters.DonotselectthisoptionformostFPGAModuleapplications.

NoteIfyouselect0fordigitaloutputresourcesinasingle-cycleTimedLoop,youcreateacombinatorialcircuitbetweenthetworesources.Thecombinatorialcircuitmightcauseglitchesontheoutputsignal.

1—SpecifiesthattheFPGAVIusesonesynchronizingregisterbetweentheDOchannelandtheFPGAtargethardwareinterface.

lvfpgaconcepts.chm::/Registers.html

lvfpga.chm::/HDL_Input_Node.html


NI9472(FPGAInterface)CompactRIO8-Channel,24V,SourcingDigitalOutputModule


Terminal DescriptionDOx Digitaloutputchannelx,wherexisthenumberofthechannel.

TheNI9472hasDOchannels0to7.DO7:0 Digitalportconsistingofchannels0through7.Channel7is


ArbitrationYoucanconfigurethearbitrationsettingsforthechannelsofthisdeviceintheAdvancedCodeGenerationpageoftheFPGAI/OPropertiesdialogbox.ThedefaultarbitrationsettingisNeverArbitrate.




Single-CycleTimedLoopThisdevicesupportsthesingle-cycleTimedLoop.ConfigurethenumberofoutputsynchronizingregistersforthechannelsofthisdeviceintheAdvancedConfigurationdialogbox.Whenthemoduleiswithinasingle-cycleTimedLoop,itmustbereadytoperformdigitaloutputbeforealoopcontainingdigitaloutputstarts.PolltheReadyoutputoftheCheckStatusmethodtodeterminewhetherthemoduleisready.Themodulemightignoreordelaydigitaloutputoperationsifitisnotready.Whilethemoduleisperformingdigitaloutputwithinasingle-cycleTimedLoop,donotperformpropertyreadsorremovethemodulefromthechassis.DoingeitheroftheseactionscausesthemoduletobeunabletoperformdigitaloutputandtheReadyoutputoftheCheckStatusmethodtoreturnFALSE.


CSeriesModulePropertiesDialogBoxfortheNI9472,NI9474,NI9475,NI9481,andNI9485(FPGAInterface)Right-clickanNI9472,NI9474,NI9475,NI9481,orNI9485CSeriesmoduleintheProjectExplorerwindowandselectPropertiesfromtheshortcutmenutodisplaythisdialogbox.UsethisdialogboxtoconfigureaCSeriesmodule.Thisdialogboxincludesthefollowingcomponents:

Name—SpecifiesthenameoftheCSeriesmodule,whichappearsintheProjectExplorerwindow.LabVIEWassignsadefaultnametothemodulebasedontheslotnumber.Youcanusethisfieldtogivethemoduleadescriptivename.ModuleType—SpecifiesthetypeofCSeriesmodule.Youcannotchangethisoption.Location—SpecifiesaslotinthechassisfortheCSeriesmodule.Advanced—LaunchestheAdvancedConfigurationdialogbox.

NI9474(FPGAInterface)CompactRIO8-Channel,24V,High-Speed,SourcingDigitalOutputModule




returnedintheMSB,andchannel0isreturnedintheLSB.DO15:8 Digitalportconsistingofchannels8through15.Channel15is

returnedintheMSB,andchannel8isreturnedintheLSB.DO23:16 Digitalportconsistingofchannels16through23.Channel23

isreturnedintheMSB,andchannel16isreturnedintheLSB.DO31:24 Digitalportconsistingofchannels24through31.Channel31

isreturnedintheMSB,andchannel24isreturnedintheLSB.DO31:0 Digitalportconsistingofchannels0through31.Channel31is




CheckOutputStatus

ForceStatusRead

WhenthevalueofthisinputisFALSE,themethodreturnsthecachedstatusinformationfromthelaststatusread.WhenthevalueisTRUE,themethodgetsthecurrentstatusinformationfromthemodule.Forcingastatusreadcanintroducejitterintoadigitaloutputloop.

AnyOvercurrent ReturnsaBooleanvalue.AvalueofTRUEindicatesanovercurrentconditiononatleastonechannel.

ChannelOvercurrent

ReturnsanarrayofBooleanvalues.AvalueofTRUEinanyindexindicatesthatthechannelsharinganumberwiththatindexisinanovercurrentcondition.



Name—SpecifiesthenameoftheCSeriesmodule,whichappearsintheProjectExplorerwindow.LabVIEWassignsadefaultnametothemodulebasedontheslotnumber.Youcanusethisfieldtogivethemoduleadescriptivename.ModuleType—SpecifiesthetypeofCSeriesmodule.Youcannotchangethisoption.Location—SpecifiesaslotinthechassisfortheCSeriesmodule.DisableArbitration—PlaceacheckmarkinthischeckboxifyouwanttochangethearbitrationsettingtoNeverArbitrateandreducetheamountofFPGAlogicusedbyVIs.CheckthisboxonlyifyouaresurethatthedesignoftheFPGAVIwillneverallowmorethanonedigitaloutputfunctiontoexecuteatthesametime,evenondifferentchannels.IfmorethanonedigitaloutputfunctioncouldexecutesimultaneouslyintheFPGAVI,leavetheboxuncheckedtokeepthedefaultArbitrateifMultipleRequestorsOnlyarbitrationsetting.



NI9477(FPGAInterface)CompactRIO32-Channel,5–60V,SinkingDigitalOutputModule





returnedintheMSB,andchannel8isreturnedintheLSB.DO23:16 Digitalportconsistingofchannels16through23.Channel23

isreturnedintheMSB,andchannel16isreturnedintheLSB.DO31:24 Digitalportconsistingofchannels24through31.Channel31

isreturnedintheMSB,andchannel24isreturnedintheLSB.DO31:0 Digitalportconsistingofchannels0through31.Channel31is


NI9478(FPGAInterface)CompactRIO16-Channel,0–50VSinkingDigitalOutputModulewithProgrammableCurrentLimits



CheckOutputStatus

LimitSelection Specifieswhichcurrentlimitstatusinformationthemodulereads.SelectActiveLimitifyouwanttheChannelOvercurrentoutputtoreturnTRUEforanychannelsthatexceedthecurrentlimitthresholdspecifiedfortheactivecurrentlimitforthatchannel.SelectLimitAtoreturnTRUEforanychannelsthatexceedthecurrentlimitthresholdspecifiedforCurrentLimitA.SelectLimitBtoreturnTRUEforanychannelsthatexceedthecurrentlimitthresholdspecifiedforCurrentLimitB.

ModuleOvertemp ReturnsaBooleanvalue.AvalueofTRUEindicatesthatthemoduleexceededitstemperaturerating.

ChannelOvercurrent

ReturnsanarrayofBooleanvalues.AvalueofTRUEinanyindexindicatesthatthechannelsharinganumberwiththatindexexceededthecurrentlimit,asspecifiedbytheLimitSelectioninput,afterthelaststatusread.AvalueofFALSEindicatesthatthechanneldidnotexceedthecurrentlimitafterthelaststatusread.



Property DescriptionActiveCurrentLimit

Setstheactivecurrentlimitforeachchannel.Thevalueinanindexoftheinputarraycontrolstheactivecurrentlimitforthechannelsharinganumberwiththatindex.SelectNoChangeifyoudonotwanttomodifytheactivecurrentlimitforthechannelatruntime.SelectLimitAifyouwanttosettheactivecurrentlimitforthechanneltoCurrentLimitA.SelectLimitBifyouwanttosettheactivecurrentlimitforthechanneltoCurrentLimitB.SelectNoLimitifyouwantthechanneltohavenocurrentlimit.

CurrentLimitA

SetsthecurrentlimitthresholdforCurrentLimitAinbinaryvalues.Youcanusethefollowingequationtocalculatethebinaryvaluefromamperes:BinaryValue=(CurrentValue/5.12A)×256Therangeofvalidcurrentlimitvaluesis0–5.1A,whichcorrespondstobinaryvalues0–255.

CurrentLimitB

SetsthecurrentlimitthresholdforCurrentLimitBinbinaryvalues.Youcanusethefollowingequationtocalculatethebinaryvaluefromamperes:BinaryValue=(CurrentValue/5.12A)×256Therangeofvalidcurrentlimitvaluesis0–5.1A,whichcorrespondstobinaryvalues0–255.

ModuleID ReturnsthemoduleID.OvercurrentRefreshPeriod

Setsthetimeinµsittakesachanneltoautomaticallyrecoverifthechannelexceedsitsactivecurrentlimitthreshold.Values2–255enableovercurrentrefreshandspecifythetimeintensofµs.Forexample,avalueof3setsanovercurrentrefreshperiodof30µs.Avalueof0disablesovercurrentrefreshsothechannelremainsdisabledafterexceedingitsactivecurrentlimituntilyouwritetothechannelusinganFPGAI/ONode.Avalueof1isnotsupportedandsetsanovercurrentrefreshperiodof20µs.


SerialNumber




Name—SpecifiesthenameoftheCSeriesmodule,whichappearsintheProjectExplorerwindow.LabVIEWassignsadefaultnametothemodulebasedontheslotnumber.Youcanusethisfieldtogivethemoduleadescriptivename.ModuleType—SpecifiesthetypeofCSeriesmodule.Youcannotchangethisoption.Location—SpecifiesaslotinthechassisfortheCSeriesmodule.Channels—Specifiesthechannel(s)forwhichyouwanttoselecttheactivecurrentlimit.SelectedChannel(s)Settings—Specifiestheactivecurrentlimitforeachchannel.

ActiveLimit—Setstheactivecurrentlimitfortheselectedchannel(s).SelectLimitAifyouwanttosettheactivecurrentlimitforthechannel(s)toCurrentLimitA.SelectLimitBifyouwanttosettheactivecurrentlimitforthechannel(s)toCurrentLimitB.SelectNoLimitifyouwantthechannel(s)tohavenocurrentlimit.

ModuleSettings—Specifiesthecurrentlimitthresholdsettingsforthemodule.

CurrentLimitA—SetsthecurrentlimitthresholdforCurrentLimitAinamperes.Validvaluesare0–5.1A.CurrentLimitB—SetsthecurrentlimitthresholdforCurrentLimitBinamperes.Validvaluesare0–5.1A.EnableOvercurrentRefresh—Placeacheckmarkinthischeckboxifyouwanttoenableachanneltoautomaticallyrecoverifthechannelexceedsitsactivecurrentlimitthreshold.Ifovercurrentrefreshisdisabled,thechannelremainsoffafteranovercurrentcondition

untilyouwritetothechannelusinganFPGAI/ONode.OvercurrentRefreshPeriod—Setsthetimeinµsittakesachanneltoautomaticallyrecoverifthechannelexceedsitsactivecurrentlimitthreshold.Validvaluesare20–2550µs.ThisoptionisavailableonlyifyouselectEnableOvercurrentRefresh.

ConfiguringCurrentLimitsfortheNI9478(FPGAInterface)YoucanconfiguretheactivecurrentlimitforeachchannelandthecurrentlimitthresholdsatedittimeusingtheCSeriesModulePropertiesdialogbox.YoucanprogrammaticallychangethesesettingsatruntimeusingtheFPGAI/OPropertyNode.TheexecutionofanI/OPropertyNodethatisconfiguredwithaCurrentLimitpropertyoverwritesthevalueyouconfiguredintheCSeriesModulePropertiesdialogbox.


ConfiguringCurrentLimitsUsingtheCSeriesModulePropertiesDialogBoxCompletethefollowingstepstoconfiguretheactivecurrentlimitforeachchannelandthecurrentlimitthresholdsfortheNI9478usingtheCSeriesModulePropertiesdialogbox.



3. Selectthechannel(s)forwhichyouwanttoconfiguretheactivecurrentlimitfromtheChannelstable.Youcanselectmorethanonechannelbyholdingthe<Ctrl>or<Shift>keywhenselectingchannels.

4. Selecttheactivecurrentlimitforthechannel(s)fromtheActiveLimitpull-downmenu.

5. Enteravaluebetween0and5.1intheCurrentLimittextboxthatcorrespondstotheactivecurrentlimitfortheselectedchannel(s).

6. PlaceacheckmarkintheEnableOvercurrentRefreshcheckboxandsetthetimeintheOvercurrentRefreshPeriodtextboxifyouwanttoenableachanneltoautomaticallyrecoverifthechannelexceedsitsactivecurrentlimitthreshold.


ConfiguringCurrentLimitsUsingtheFPGAI/OPropertyNodeCompletethefollowingstepstoconfiguretheactivecurrentlimitforeachchannelandthecurrentlimitthresholdsusingtheFPGAI/OPropertyNode.

1. PlacethreeFPGAI/OPropertyNodesontheblockdiagramandconfigurethemfortheNI9478.

2. ClickthePropertysectiononthefirstPropertyNodeandselecttheActiveCurrentLimitpropertyfromtheshortcutmenu.

3. Right-clicktheActiveCurrentLimitinputandselectCreate»Controlfromtheshortcutmenu.

4. OnthefrontpaneloftheVI,selecttheactivecurrentlimitforeachchannelfromtheActiveCurrentLimitarray.

5. ClickthePropertysectiononthesecondPropertyNodeandselecttheCurrentLimitApropertyfromtheshortcutmenu.

6. Right-clicktheCurrentLimitAinputandselectCreate»Controlfromtheshortcutmenu.

7. ClickthePropertysectiononthethirdPropertyNodeandselecttheCurrentLimitBpropertyfromtheshortcutmenu.

8. Right-clicktheCurrentLimitBinputandselectCreate»Controlfromtheshortcutmenu.

9. OnthefrontpaneloftheVI,enterbinaryvaluesintheCurrentLimitcontrolstosetthecurrentlimitthresholds.YoucanusethefollowingequationinthehostVItocalculatethebinaryvaluefromamperes:BinaryValue=(CurrentValue/5.12A)×256


NI9481(FPGAInterface)CompactRIO4-Channel,FormAElectromechanicalRelayModule


Terminal DescriptionCHx Channelx,wherexisthenumberofthechannel.TheNI9481

haschannels0to3.CH3:0 Digitalportconsistingofchannels0through3.Channel3is

returnedinbit3,andchannel0isreturnedinbit0.

NI9485(FPGAInterface)CompactRIO8-Channel,Solid-StateRelay(SSR)Module


Terminal DescriptionCHx Channelx,wherexisthenumberofthechannel.TheNI9485

haschannels0to7.CH7:0 Digitalportconsistingofchannels0through7.Channel7is


MemoryModules(FPGAInterface)UsethisbookasareferenceforinformationaboutwhichmethodsandpropertieseachCSeriesmemorymodulesupports.


NI9802(FPGAInterface)CompactRIO2SDCardMemoryModule

FPGAI/ONodeThisdevicedoesnotsupporttheFPGAI/ONode.YoucanusetheFPGAI/OMethodNodeandFPGAI/OPropertyNodetoaccessmethodsandpropertiesforthedevice.

NoteIfyouaddtheNI9802totheproject,theReal-TimesupportfortheMountSDCardInterfacemethodcompilesontotheFPGAwhenyoucompiletheFPGAVI,whichcantakeupspaceontheFPGA.IfyouarenotactivelyusingtheNI9802,youmightwanttoremovethemoduleitemfromtheproject.




SDCardMethodsUsetheFPGAI/OMethodNodetoaccessthefollowingmethodsforthisdevice.YoualsocanusetheMountSDCardInterfacemethodtomountthefilesystemofanSDCardintoadrive.Thisdevicedoesnotsupportanymodulemethods.

Method DescriptionCloseFile ClosestheopenfilespecifiedbyFileRefIn.Thismethod

executesregardlessofwhetheranerroroccurredinaprecedingoperation,whichensuresthatfilesareclosedcorrectly.Ifthefilereferenceiszero,themethodreturnsanerroranddoesnotexecute.

DeleteFile DeletesthefilespecifiedbyFileID.ThefileIDcanbeanyunsignedintegervaluefrom0to255andappearsasan8-bithexadecimalvalueinthefilename.Ifthespecifiedfileisopen,themethodreturnsanerroranddoesnotexecute.

GetFileSize ReturnsthefilesizeinbytesofthefilespecifiedbyFileID.ThefileIDcanbeanyunsignedintegervaluefrom0to255andappearsasan8-bithexadecimalvalueinthefilename.Ifthespecifiedfileisopen,themethodreturnsanerroranddoesnotexecute.

RefertotheNI9802MethodsVIinthelabview\examples\CompactRIO\ModuleSpecific\NI9802\NI9802Methodsdirectoryforanexampleofusingthismethod.

OpenexampleGetSpace Returnstheamountofunallocatedstorageinbytesonthe

SDCardfilesystem.Ifafileisopenonthespecifiedcard,thevaluereturnedmaybelessthantheactualfreespace.

RefertotheNI9802MethodsVIinthelabview\examples\CompactRIO\ModuleSpecific\NI9802\NI9802Methodsdirectoryforanexampleofusingthismethod.


OpenexampleOpenFile OpensorcreatesafilespecifiedbyFileID.

NoteOnlyonefilecanbeopenonagivenSDCardatonetime.

ThefileIDcanbeanyunsignedintegervaluefrom0to255andappearsasan8-bithexadecimalvalueinthefilename.ThenameofthefileisintheformatCRIO-X##.BIN,where##isthehexadecimalrepresentationofthevalueyouentered.ThefilenamemustbeuppercaseandmustcomplywiththeDOS8.3namingconvention.TheModeinputdeterminestheaccessmodeofthefile:Readopensanexistingfileforreadingonlyandreturnsanerrorifthefiledoesnotexist;WriteNewcreatesanewfileforwritingandreturnsanerrorifthefilealreadyexists;WriteOvereithercreatesanewfileforwritingoropenstheexistingfileandoverwritesexistingdatawithnewdata;andWriteAppendeithercreatesanewfileforwritingoropenstheexistingfileandappendsnewdatatotheendofthefile.FileRefOutreturnsareferencetotheopenfile.

NoteYoumustusetheCloseFilemethodtoclosethefileyouopen.Notclosingafilemayresultinincompletedataorerrorsthenexttimeyouusethefile.

ReadU32 Readsbinarydatainbig-endianformatfromtheopenfilespecifiedbyFileRefIn.Ifthefilereferenceiszero,themethodreturnsanerroranddoesnotexecute.FileRefOutreturnsareferencetotheopenfile.EOFreturnsTRUEwhenthereisnomoredatatoread.Ifthefiledoesnotcontainthenumberofbytesrequested,themethodreturnsanerror.



RefertotheNI9802ReadU8VariableVIinthelabview\examples\CompactRIO\ModuleSpecific\NI9802\NI9802ReadU8Filedirectoryforanexampleofusingthismethod.

OpenexampleWrite Writesbinarydatainbig-endianformattotheopenfile

specifiedbyFileRefIn.ThedatatypeyouwiretotheFileRefIninputdetermineswhetherthepolymorphicmethodwritesU32,U16,orU8values.Ifthefilereferenceiszero,themethodreturnsanerroranddoesnotexecute.FileRefOutreturnsareferencetotheopenfile.

RefertotheNI9802WriteVIinthelabview\examples\CompactRIO\ModuleSpecific\NI9802\NI9802WriteFiledirectoryforanexampleofusingthismethod.

Openexample

SDCardPropertiesUsetheFPGAI/OPropertyNodetoaccessthefollowingpropertiesforthisdevice.RefertotheNI9802MethodsVIinthelabview\examples\CompactRIO\ModuleSpecific\NI9802\NI9802Methodsdirectoryforanexampleofusingtheseproperties.Openexample

Property DescriptionCardPresent ReturnsaBooleanvalue.AvalueofTRUEindicatesthat

anSDCardisinsertedintheslot.DoorOpen ReturnsaBooleanvalue.AvalueofTRUEindicatesthat

theSDCardslotdoorisopenanditisnotsafetoreadfromorwritetotheSDCardintheslot.


RemovingSDCardsDonotopenanSDCardslotdoororremoveanSDCardwhiletheyellowLEDforthatcardislitorflashing.

CautionOpeninganSDCardslotdoororremovinganSDCardwhiletheyellowLEDforthatcardislitorflashingmightresultinincompletedata.

IfyouopenanSDCardslotdoorwhiletheyellowLEDforthatcardislitorflashing,thesoftwareattemptstoprotecttheSDCardfilesystembyclosingallopenfiles,whichcanresultinlostdata.RefertotheNI9802OperatingInstructionsandSpecificationsfordescriptionsofeachoftheLEDsontheNI9802andwhenitissafetoremoveSDCardsfromtheNI9802.

FPGATargetClockSupportThisdevicesupportsonlythe40MHzFPGAtargetclocksetting.

Single-BoardRIODevices(FPGAInterface)AnNISingle-BoardRIO(sbRIO)deviceconsistsofareal-timeprocessorconnectedtoareconfigurableFPGA,with110digitalI/O(DIO)linesandthreeexpansionslotsforCSeriesmodules.TheNIsbRIO-961x,NIsbRIO-963x,andNIsbRIO-964xdeviceshaveadditionalI/OlinesprovidedbyonboardCSeriesmodules.Theuser-reconfigurableFPGAcontrolsthedigitalandanalogI/OlinesonthesbRIOdevice.YoucanconfigurethesbRIOdeviceandusetheLabVIEWFPGAModuleandNI-RIOtocreateanddownloadacustomVItotheFPGAtodefinethetimingandfunctionalityofthesbRIOdevice.IfyouhaveonlyLabVIEWandNI-RIObutnottheFPGAModule,youcannotcreatenewFPGAVIs,butyoucancreateVIsthatrunonWindowsoraLabVIEWReal-Time(RT)targettocontrolexistingFPGAVIs.UsethisbookasareferenceforinformationaboutwhichFPGAI/Ofunctions,I/Oresources,arbitrationoptions,methods,andpropertieseachsbRIOdevicesupports.


lvfpgamain.chm::/LV_FPGA_Main_Title.html

lvfpgaconcepts.chm::/Creating_FPGA_VIs.html

lvfpgahelp.chm::/Downloading_FPGA_VI_To_Flash.html

lvrthelp.chm::/LV_Real_Time_Help.html


NIsbRIO-9601(FPGAInterface)Single-BoardReconfigurableI/O(DIO)1103.3VDIOchannels,1milliongateFPGA


Terminal DescriptionPortx/DIOy Digitalinput/outputchannelyonportx,whereyisthe

channelnumberandxistheportnumber.TheNIsbRIO-9601hasports0to9.UsetheFPGAI/ONodeortheSetDataOutputorSetDataEnablemethodtoaccessthischannel.

Portx/DIOCTL Digitalcontrolchannelonportx.DonotuseDIOCTLforhigh-speeddigitalcommunication.

Portx/DIO9:0 Digitalinput/outputchannels0to9onportx.UsetheFPGAI/ONodeortheSetDataOutputorSetDataEnablemethodtoaccessallchannelsontheport.



ArbitrationYoucanconfigurethearbitrationsettingsfortheDIOchannelsofthisdeviceintheAdvancedCodeGenerationpageoftheFPGAI/OPropertiesdialogbox.ThedefaultarbitrationsettingisNeverArbitrate.




I/OMethodsUsetheFPGAI/OMethodNodetoaccessthefollowingmethodsforthisdevice.Thisdevicedoesnotsupportanymodulemethods.


RefertotheFPGAI/OMethodNodetopicforadescriptionofthismethod.

SetOutputEnable





PropertiesThisdevicedoesnotsupportanyproperties.

Single-CycleTimedLoopThisdevicesupportsthesingle-cycleTimedLoop.ConfigurethenumberofoutputsynchronizingregistersforthechannelsofthisdeviceintheAdvancedCodeGenerationpageoftheFPGAI/OPropertiesdialogbox.ConfigurethenumberofinputsynchronizingregistersforthechannelsofthisdeviceintheAdvancedCodeGenerationpageoftheFPGAI/ONodePropertiesdialogbox.






NIsbRIO-9602(FPGAInterface)Single-BoardReconfigurableI/O(DIO)1103.3VDIOchannels,2milliongateFPGA

ArbitrationYoucanconfigurethearbitrationsettingsfortheDIOchannelsofthisdeviceintheAdvancedCodeGenerationpageoftheFPGAI/OPropertiesdialogbox.ThedefaultarbitrationsettingisNeverArbitrate.







SetOutputEnable





Single-CycleTimedLoopThisdevicesupportsthesingle-cycleTimedLoop.ConfigurethenumberofoutputsynchronizingregistersforthechannelsofthisdeviceintheAdvancedCodeGenerationpageoftheFPGAI/OPropertiesdialogbox.ConfigurethenumberofinputsynchronizingregistersforthechannelsofthisdeviceintheAdvancedCodeGenerationpageoftheFPGAI/ONodePropertiesdialogbox.






NIsbRIO-9611(FPGAInterface)Single-BoardReconfigurableI/O(AI,DIO)32AIchannels,1103.3VDIOchannels,1milliongateFPGA

ArbitrationYoucanconfigurethearbitrationsettingsfortheDIOchannelsofthisdeviceintheAdvancedCodeGenerationpageoftheFPGAI/OPropertiesdialogbox.ThedefaultarbitrationsettingisNeverArbitrate.ForinformationaboutarbitrationonchannelsofanonboardorinstalledCSeriesmodule,refertothehelptopicforthemodule.YoucanfindthehelptopicforthemoduleyouareusingbynavigatingontheContentstabtoFPGAModule»CompactRIOReferenceandProcedures»ModuleType»NI9xxx.




OnboardCSeriesModuleI/OThisdevicecontainsanonboardNI9205module.




SetOutputEnable





Single-CycleTimedLoopThisdevicesupportsthesingle-cycleTimedLoopfordigitalI/Oonly.ConfigurethenumberofoutputsynchronizingregistersforthechannelsofthisdeviceintheAdvancedCodeGenerationpageoftheFPGAI/OPropertiesdialogbox.ConfigurethenumberofinputsynchronizingregistersforthechannelsofthisdeviceintheAdvancedCodeGenerationpageoftheFPGAI/ONodePropertiesdialogbox.






NIsbRIO-9612(FPGAInterface)Single-BoardReconfigurableI/O(AI,DIO)32AIchannels,1103.3VDIOchannels,2milliongateFPGA

OnboardCSeriesModuleI/OThisdevicecontainsanonboardNI9205module.




SetOutputEnable





NIsbRIO-9631(FPGAInterface)Single-BoardReconfigurableI/O(AI,AO,DIO)32AIchannels,4AOchannels,1103.3VDIOchannels,1milliongateFPGA

OnboardCSeriesModuleI/OThisdevicecontainsanonboardNI9205moduleandanonboardNI9263module.




SetOutputEnable





NIsbRIO-9632(FPGAInterface)Single-BoardReconfigurableI/O(AI,AO,DIO)32AIchannels,4AOchannels,1103.3VDIOchannels,2milliongateFPGA

OnboardCSeriesModuleI/OThisdevicecontainsanonboardNI9205moduleandanonboardNI9263module.




SetOutputEnable





NIsbRIO-9641(FPGAInterface)Single-BoardReconfigurableI/O(AI,AO,DI,DO,DIO)32AIchannels,4AOchannels,1103.3VDIOchannels,3224VDIchannels,3224VDOchannels,1milliongateFPGA

OnboardCSeriesModuleI/OThisdevicecontainsonboardNI9205,NI9263,NI9425,andNI9476modules.




SetOutputEnable





NIsbRIO-9642(FPGAInterface)Single-BoardReconfigurableI/O(AI,AO,DI,DO,DIO)32AIchannels,4AOchannels,1103.3VDIOchannels,3224VDIchannels,3224VDOchannels,2milliongateFPGA

OnboardCSeriesModuleI/OThisdevicecontainsonboardNI9205,NI9263,NI9425,andNI9476modules.




SetOutputEnable





ConfiguringaProjectforaCompactRIOorSingle-BoardRIOSystem(FPGAInterface)YoucanconfigureaprojectforaCompactRIOReconfigurableorIntegratedsystem,CompactRIORSeriesExpansionsystem,orSingle-BoardRIOReconfigurableEmbeddedsystem.