week 1 nice

7/29/2019 Week 1 nice

http://slidepdf.com/reader/full/week-1-nice 1/7

Week 1ESwed02/01 (zmp)intro to the embedded systems,small,medium and large

scale esfrom Raj Kamal ch 1.11,real time os (RTOS) components of theembedded system,processors : von-neumam and hardwardarchitecture.thurs03/01 (zmp)RISC vs CISC,SIMD MIMD and superscalarprocessor, pipelineprocessing .fri04/01 RPintro to 8051,detailed architecture,pindiagram.Ayala ch 2 (posted)

DICwed02/01 (ADD)transistor revolution, development of digital logic families,semiconductor physics and equations review.

DCNwed02/01 (Div) overviewfri04/01 (div)ch 3 : Data Communication issues from stallings 8th ed **,

ch6

6.1,6.2,6.3,6.5 and overview of 6.4(to be continuedmaybe!!).**(https://docs.google.com/open?id=0B8J6rn43NndeeUFCdVRDdThrSFk)

FOC only overview in class and lab The book to be followed is Fiber optic communication by VMsir.

Week 2ES

wed09/01 (zmp)RISC architecture time period andefficiency,typicalpipeline,memories and timers-counters,RTC,watch dogtimer.thurs10/01 (zmp)on board and external communication,I/O,software development(assembly and C)

7/29/2019 Week 1 nice


fri11/01 RPPort architecture(0,1,2,3), addressingmodes,arithmetic and logicalinstruction instructions.

DIC

mon07/01 (AJ)RTL- fanout,propogation delay,nor,wiredanding,convention:Rc=640,Rb=450,Vcc=3v,Vbe(sat)=0.75,Vce(sat)=0.2thur10/01 (AJ)Loading capacitance,V1=0.8,Ic=4.4m,Ib=0.1m,B=50Fanout for n o/p gates with Vy=[0.65 0.64 ....0.64]n

Io=100+(n-1)320=3400u,Io=(3-0.8)/640=3.4m,so n=11.

DCNwed09/01 (AR)Protocol architecture-different layers,multilayercommunication,

TCP/IP layers,DivConcept of framing, physical and ogical address,fri11/01 (div)flag and esc characters in a frame for asynchronousdistinction.Esc for esc can be avoided by bit stuffing the dummy esccharacter.

Forouzen 4th ed 11.1 Framing(**https://docs.google.com/file/d/0B8J6rn43NndeVVVFZVdqNy1tS1k/edit)

FOCmon07/01 (PNP)Advantages :1] carry large amount of data2] higher data rate (10Gb/s)

3] no electric current or EMI4] good security5] no corrosion in waterDisadvantage :higher initial infrastructural cost and problem of splicing.Elements of tx link:optical source/optical modulator<-- i/p/fiber

7/29/2019 Week 1 nice


medium/detector/demod/o/p signal.tues08/01 (VM)General requirements of the lightsource,types of sources andspectral intensity,

fri11/01 (VM)Absorption ,spontaneous and stimulated emission of ratiation,Einstein relations,population inversion,fabri-parotcavityresonator,major loss.

Week 3ESwed16/01 (zmp)RTS- real time system, hard and soft RTS, value vstardiness,examples,performance parameters of SRTS, RTOSdefinition ,app s/w to hardware hiearchy.( All from slides)thurs17/01 (zmp)( All from slides)what is process or task,status and state siagram for process,

jobs of RTOS:scheduling the processmemory allocationIO management

this memory is called kernal area,which is not interrupted bytheuser application memory space.POSIX standards for the syntax of the API's (systemfunctions)concept of threads,individual memory area for each processandprivate status for each threadfri18/01 RP

Ayala ch2 Timers and counters 43-47 of ebook timer 0 and 1 are 16 bit reg each of 2 one byte register pairs TL and TH. TCON is 8 bit addressable in which overflow and runstatus of both T0 and T1 is stored.Lowe nibble is used as interrupt.

TMOD is also bit addressable 8 bit reg to select S/W or

7/29/2019 Week 1 nice


H/W,C/T',and the modes of timer 0 and 1.Bits of TMOD,

DICwed16/01 (ADD)Kang 3.1 and 3.2 MOS structure andexternal bias.

thur17/01 (AJ)Rise time with load Tr=(640N+450)C,RTL buffer,which can handle higher fanout

DCNwed16/01 DivForouzen(**https://docs.google.com/file/d/0B8J6rn43NndeVVVFZVdqNy1tS1k/edit)11.2 flow and error control,11.3 protocols,11.4 noiselesschannel,11.5 noisy channel – stop and wait ARQfri18/01 (div)ch 11 forouzen Sliding window concept.Whysize of the frame is2^m -1

FOCwed16/01 (PNP)applications of fiber optics,mounting the cable (keiser),basiclink,mux, spectrum50-400 UV

400-700 visible800-1600 near IR1600-100000 far IRIn FOC carrier is light and the intensity/power is modulated,bands, three optical windows for silica fiber,SONET STS SDH(electrical equivalent standards).fri18/01 (VM)Relative amplitude Vs f for laser,longitudinalmodes and transversemodes,threshold condition for laser oscillation

Week 4ESmon21/01 (RP)

Timers, TMOD,Q1 : square of 2 Khz on P1.5 ,timer 1,crystal frequency11.0592MHz

7/29/2019 Week 1 nice


A:T=500ms,count=500/1.086=461,half period=231=E6hcountsmov tmod,#10hl2:mov th1,#0FFh

mov tl1,#19hsetb TR1l1:jnb tf1 l1cpl p1.5sjmp l2wed23/01 (zmp)Advantages and drawbacks of using threadsBsic functions of the RTOS such as1 system call2 servicing interrupts

(re-entrant function)....thurs24/01 (zmp)BUNK

DICmon21/01 (AJ)Propogation delay in RTLX-OR from RTLDTL NANDwed23/01 (ADD)3.3 structure and Operation of MOS

Threshold voltage of MOSthur24/01 (AJ)BUNK

DCNtue22/01 AR

TCP/IP model Forouzen 4th ed fig 2.16Forouzen 4th ed ch 21 ARP,ARP format,RARP,ICMP: error reporting,Query message, time exceed,parameterproblem,redirection

wed23/01 (div)Mass bunkFOCmon21/01 PNP Theory of light,polarisation,diffraction,reflection,refraction,TIR.Fiber structure,acceptance angle,NA,derivation.tue22/01 VMDirect and indirect bandgaosemiconductors,optical emission from

7/29/2019 Week 1 nice


p-n diode,stimulated emission,semiconductor injection laser.wed23/01MASS BUNK

WEEK 5ES

mon28/01 (RP)BUNK wed30/01 (zmp)Interrupt handling,scheduling-least laxityfirst,round robbit,..thurs31/01 (zmp)

Tasks of schedulerround robbit schedulerpreemptive and non preemptive schedulersFri01/02 (RP)Ayala 32-37 Serial data transferQ1: Tx A serially at 9600 baudMov TMOD,#20hmov TH1,#0F0hSCON,#01010000bl1: mov SBUF,#'A'setb TR1

JNB TI l1clr TIend

DICmon28/01 (AJ)BUNK wed30/01 (ADD) Threshold voltage more discussion,body

effect,3.4 operation and pinch off thur31/01 (AJ)

Taub: 176-181: DTL nand and fan outmodified dtl (181-184) HW

TTL 6.1 of Taub

DCNtue29/01Forouzen: ch 11

fig 11.5: simple protocols11.4: noiseless channel11.5 noisy shannel

–stop and wait,intro to sequencing the frames

–the wastasge of bandwidth because of round trip time

–Go back N ARQwed30/01 (div)

7/29/2019 Week 1 nice


11.5] Go back and ARQ-why Sw is one frame less than 2bit count ?- ex 11.6,11.7Fri01/02 (div)

-Selective auto repeat request ARQ –window size in selective ARQ

–piggy banking

FOCmon28/01 PNPMASS BUNK

tue29/01 VM Threshold current for injection laser diodethreshold electron density, operational and internalefficiencyspatial profilewed30/01

Tupes of fibers:plastic-glassstep index-graded indexsingle mode- multimodeSMSI,MMSI,MMGIThu31/01Edge emitter and surface emitter lasershomo,hetro and double hetro junction lasersoptical pipes and traps

strip geometryGain guided laser and its characteristics.NOTE: MON(04/02) ES testZMP: course upto A divB: intro to ES,RISC-CISC,pipelining processor, memories, timer,counter,RTC,watchdog timer,i/o,communication interface,softwaredevelopement assemblyand c, RTOS ppt upto 23rd slideRP: ch 2 (ayala) , addressing modes,jump,call,branch instructions,arithmetic and logical instructions,push,pop,data transfer instructions

Week 6

week 1 nice

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