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OMAP-L137Evaluation Module
2008 DSP Development Systems
ReferenceTechnical
OMAP-L137 Evaluation Module Technical Reference
511345-0001 Rev. A November 2008
SPECTRUM DIGITAL, INC.12502 Exchange Drive, Suite 440 Stafford, TX. 77477
Tel: 281.494.4505 Fax: 281.494.5310sales@spectrumdigital.com www.spectrumdigital.com
IMPORTANT NOTICE
Spectrum Digital, Inc. reserves the right to make changes to its products or to discontinue anyproduct or service without notice. Customers are advised to obtain the latest version of relevantinformation to verify that the data being relied on is current before placing orders.
Spectrum Digital, Inc. warrants performance of its products and related software to currentspecifications in accordance with Spectrum Digital’s standard warranty. Testing and other qualitycontrol techniques are utilized to the extent deemed necessary to support this warranty.
Please be aware that the products described herein are not intended for use in life-support appliances, devices, or systems. Spectrum Digital does not warrant nor is Spectrum Digital liable for the product described herein to be used in other than a development environment.
Spectrum Digital, Inc. assumes no liability for applications assistance, customer product design, software performance, or infringement of patents or services described herein. Nor does SpectrumDigital warrant or represent any license, either express or implied, is granted under any patent right,copyright, or other intellectual property right of Spectrum Digital, Inc. covering or relating to anycombination, machine, or process in which such Digital Signal Processing development products orservices might be or are used.
WARNING
This equipment is intended for use in a laboratory test environment only. It generates, uses, and canradiate radio frequency energy and has not been tested for compliance with the limits of computingdevices pursuant to subpart J of part 15 of FCC rules, which are designed to provide reasonableprotection against radio frequency interference. Operation of this equipment in other environmentsmay cause interference with radio communications, in which case the user at his own expense will berequired to take whatever measures necessary to correct this interference.
Copyright © 2008 Spectrum Digital, Inc.
Contents
1 Introduction to the OMAP-L137 Evaluation Module . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-1 Provides you with a description of the OMAP-L137 Evaluation Module, key features, and block diagram. 1.1 Key Features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-2 1.2 Functional Overview of the OMAP-L137 EVM . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-4 1.3 Basic Operation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-4 1.4 Memory Map . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-5 1.5 Configuration Switch Settings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-6 1.6 Power Supply . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-62 Board Components . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-1 Describes the operation of the major board components on the OMAP-L137 Evaluation Module. 2.1 EMIF-A Interfaces . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-2 2.1.1 EMIF-B SDRAM Memory Interface . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-2 2.1.2 Memory Card Interface . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-2 2.1.3 UART Interface . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-2 2.1.4 USB Interface . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-3 2.2 AIC3106 Interface . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-3 2.3 Ethernet Interface . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-4
2.4 I2C Interface . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-5 2.5 Daughter Card Interface . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-6
3 Physical Specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-1 Describes the physical layout of the OMAP-L137 Evaluation Module and its connectors. 3.1 Board Layout . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-3 3.2 Connectors . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-4 3.2.1 J1, USB Capacitance Select . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-5 3.2.2 J2, USB 2.0 Connector and Jumpers . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-6 3.2.3 J3, USB Connector . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-6 3.2.4 J4, 14 Pin External JTAG Connector . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-7 3.2.5 J5, ARM JTAG Emulation Header . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-7 3.2.6 J6, +5 Volt Input . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-8 3.2.7 P1, RS-232 UART . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-8 3.2.8 P2, MMC/SD Connector . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-9 3.2.9 P3, Line In . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-10 3.2.10 P4, Microphone In . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-10 3.2.11 P5, Headphone Out . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-11 3.2.12 P6, Line Out . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-11 3.2.13 P8, RJ9 Connector . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-12 3.2.14 P9, Ethernet Interface . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-12 3.2.15 P10, Ethernet Interface . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-13 3.2.16 Expansion Connector Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-14 3.2.16.1 P11, Audio / Expansion Connector . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-15 3.2.16.2 P12, Expansion 2 Connector . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-16 3.2.16.3 P13, Expansion 3 Connector . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-17 3.2.17 P14, Phono Jack In . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-18 3.2.18 P15, Phono Jack In . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-18 3.2.19 J201, Embedded JTAG Emulation Interface . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-18 3.3 LEDs . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-18 3.4 Switches . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-19 3.4.1 SW1, EMU0/1 Select Switch . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-19 3.4.2 SW2, Boot Mode Select Switch . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-20 3.4.3 SW3, User Readable 4 Position DIP Switch . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-22 3.4.4 SW4, Reset Switch . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-22 3.4.5 SW5, Pull-Up Switch . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-23 3.4.6 SW6, On/Off Switch . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-23 3.5 Test Points . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-24A Schematics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . A-1 Contains the schematics for the OMAP-L137 Evaluation ModuleB Mechanical Information . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . B-1 Contains the mechanical information about the OMAP-L137 Evaluation Module
About This Manual
This document describes the board level operations of the OMAP-L137 EvaluationModule (EVM). The EVM is based on the Texas Instruments OMAP-L137 Processor.
The OMAP-L137 Evaluation Module is a table top card that allows engineers andsoftware developers to evaluate certain characteristics of the OMAP-L137 processor todetermine if the processor meets the designers application requirements. Evaluatorscan create software to execute on board or expand the system in a variety of ways.
Notational Conventions
This document uses the following conventions.
The OMAP-L137 Evaluation Module will sometimes be referred to as the OMAP-L137EVM or EVM.
Program listings, program examples, and interactive displays are shown in a specialitalic typeface. Here is a sample program listing.
equations!rd = !strobe&rw;
Information About Cautions
This book may contain cautions.This is an example of a caution statement.A caution statement describes a situation that could potentially damage your software,or hardware, or other equipment. The information in a caution is provided for yourprotection. Please read each caution carefully.
Related Documents, Application Notes and User Guides
Information regarding the OMAP-L137 can be found at the following TexasInstruments website:
http://www.ti.com
Table 1: Manual History
Revision History
A Beta
Table 2: Board History
PWBRevision
History
D Beta Release
1-1
Chapter 1
Introduction to the OMAP-L137 EVM
Chapter One provides a description of the OMAP-L137 EVM along with thekey features and a block diagram of the circuit board.
Topic Page
1.1 Key Features 1-21.2 Functional Overview of the OMAP-L137 EVM 1-41.3 Basic Operation 1-41.4 Memory Map 1-51.5 Boot Switch Settings 1-61.6 Power Supply 1-6
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1-2 OMAP-L137 EVM Technical Reference
1.1 Key Features
The OMAP-L137 EVM is a standalone development platform that enables users toevaluate and develop applications for the OMAP-L137 processor. Schematics andapplication notes are available to ease hardware development and reduce time tomarket.
The EVM comes with a full complement of on board devices that suit a wide variety ofapplication environments. Key features include:
• A Texas Instruments OMAP-L137 device with a C674x VLIW DSP floating point processor and an ARM926EJ-S processor operating up to 300 Mhz.
• 64 Megabytes SDRAM
• SPI Boot EEPROM
• 2 Port Ethernet Phy/switch
• SD/MMC/MMC Plus media card interfaces
• TLV320AIC3106 Stereo Codec
• USB 1.1 High speed interface
• USB2 2.0 Full speed interface
• RS-232 Interface
Figure 1-1, Block Diagram OMAP-L137 EVM
JTAG
32SDRAM
SDRAM
S/P
DIF
HP
OU
T
MIC
IN
LINE
IN
LINE
OU
T
ENETRJ45
ENETRJ45
USB0USB1
Aud
io Expa
nsion
LEDs
DIP
EmbeddedJTAG
Emulator
On-boardJTAG
TI JTAG
ARM JTAG
Micrel ENETPHY + Switch
RTCPWR
PWR
PWR SW
EMIFB
EMIFA Expansion
EMIFA
HandsetM
IC
HandsetS
PK
R
TPS65023VREG
McASP0/1
MII
I2C Bus
RS-232
UART
CFG
I2CROM
AIC3106CODEC
SD/MMC
SD/MMC
USB1 / USB0
OMAP-L137
Serial Exp.
BOOT
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• On chip real time clock
• Configurable boot load options
• 4 user LEDs/4 position user DIP switch
• Single voltage power supply (+5V)
• Expansion connectors for daughter card use
• Embedded JTAG Emulation
• 14 Pin TI JTAG/20 Pin ARM JTAG Interfaces
Figure 1-2, OMAP-L137 EVM
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1.2 Functional Overview of the OMAP-L137 EVM
The OMAP-L137 on the EVM interfaces to on-board peripherals through the 16-bitwide multiplexed EMIF interface pins. The SDRAM memory is connected to its owndedicated 32 bit wide bus.
An on-board AIC3106 codec allows the DSP to transmit and receive analog audio
signals. The I2C bus is used for the codec control interface, while the McASP controlsthe audio stream. Signal interfacing is done through 3.5mm audio jacks that correspondto microphone input, headphone output, line input, and line output.
The EVM includes 4 user LEDs, a 4 position user DIP switch, and on chip real timeclock. On board multi-plexing allows ease of interfacing to the daughter cards.
An included +5V external power supply is used to power the board. On-board switchingvoltage regulators provide the CPU core voltage, +3.3V, +1.8V for peripheralinterfacing. The board is held in reset by the on board power controller until thesesupplies are within operating specifications.
Code Composer Studio communicates with the EVM through an embedded emulatoror via the TI 14 pin or ARM 20 pin external JTAG connectors.
1.3 Basic Operation
The EVM is designed to work with TI’s Code Composer Studio IDETM, orMontaVista tool environments. Code Composer communicates with the boardthrough an on board JTAG emulator. This EVM is shipped with an EVM specific CodeComposer Studio environment. To start, follow the instructions in the Quick StartGuide to install Code Composer. This process will install all of the necessarydevelopment tools, documentation and drivers.
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1.4 Memory Map
The OMAP-L137 processor has a byte addressable address space. However, there aresome limitations to byte addressing determined by peripheral interconnection to theOMAP-L137 device. Program code and data can be placed anywhere in the unifiedaddress space. Addresses are multiple sizes depending on hardware implementation.Refer to the appropriate device data sheets for more details.
The memory map shows the address space of a generic OMAP-L137 processor on theleft with specific details of how each region is used on the right. By default, the internalmemory sits at the beginning of the address space. Portions of memory can beremapped in software as L2 cache rather than fixed RAM.
The part incorporates a dual EMIF interface. One dedicated EMIF, EMIF-B, directlyinterfaces to the SDRAM memory. EMIF-A has 3 separate addressable regions calledchip enable spaces (CE0, CS2, CS3), however the EVM uses this interface as aperipheral interface to daughter card connectors. The memory map of the OMAP-L137EVM is shown in the table below.
Table 1: OMAP-L137 EVM Memory Map
Start Address End AddressARM Mem
MapDSP Mem
Map
0x0080 0000 0x0083 FFFF DSP L2 RAM
0x00E0 0000 0x00f0 7FFFF DSP L1P RAM
0x00F0 0000 0x00F0 8000 DSP L1D RAM
0x0184 0000 0x0184 FFFF DSP Memory System
0x1180 0000 0x1183 FFFF DSP L2 RAM
0x11E0 0000 0x11E0 7FFF DSP L1P RAM
0x1FF0 0000 0x11F0 7FFF DSP L1D RAM
0x8000 0000 0x8001 FFFF Shared RAM
0xB000 0000 0xB000 7FFF EMIFB control regs
0xC000 0000 0xDFFF FFFF EMIFB SDRAM Data
0xFFFE E000 0xFFFE FFFF ARM Interrupt Controller0xFFFF 0000 0xFFFF 1FFF ARM Local RAM
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1.5 Boot Switch Settings
The EVM has a 5 position switch that allow users to configure the operational state ofthe processor when it is released from reset and determine the source for processorbooting. Switch SW2 configures the boot mode that will be used when the DSP startsexecuting. By default the switches are configured to serial EEPROM boot. The tablebelow shows the boot mode sources and their respective switch positions.
* Supported on Standalone EVM
1.6 Power Supply
The EVM operates from a single +5V external power supply connected to the mainpower input (J6), a 2.5 MM. barrel-type plug. Internally, the +5V input is convertedinto core voltage, +1.8V and +3.3V using Texas Instruments TPS65023 PowerManagement Unit. The +3.3V and +1.8V supply are used for the DSP's I/Obuffers and other chips on the board.
Table 2: SW2, Boot Mode Select
Pos 1Boot[7]
Pos 2Boot[2]
Pos 3Boot[1]
Pos 4Boot[0]
Pos 5Boot[3]
Boot PinBTMODE[7,2,1,0,3]
Boot Mode
OFF OFF OFF ON NA 0 0 0 1 x NOR
OFF OFF ON OFF NA 0 0 1 0 x HPI
OFF ON OFF ON NA 0 1 0 1 x SPI0 Flash
OFF ON ON OFF NA 0 1 1 0 x SPI1 Flash
OFF ON ON ON NA 0 1 1 1 x NAND 8-bit
OFF OFF OFF OFF OFF 0 0 0 0 0 I2C0 Master
OFF OFF OFF OFF ON 0 0 0 0 1 I2C0 Slave
OFF OFF ON ON OFF 0 0 1 1 0 I2C1 Master
OFF OFF ON ON ON 0 0 1 1 1 I2C1 Slave
OFF ON OFF OFF OFF 0 1 0 0 0 SPI0 EEPROM *
OFF ON OFF OFF ON 0 1 0 0 1 SPI1 EEPROM
ON OFF OFF ON OFF 1 0 0 1 0 SPI0 Slave
ON OFF OFF ON ON 1 0 0 1 1 SPI1 Slave
ON OFF ON ON OFF 1 0 1 1 0 UART0
ON OFF ON ON ON 1 0 1 1 1 UART1
ON OFF ON OFF OFF 1 0 1 0 0 UART2 *
ON ON ON ON OFF 1 1 1 1 0 Emulation Debug *
2-1
Chapter 2
Board Components
This chapter describes the operation of the major board components onthe OMAP-L137 EVM.
Topic Page
2.1 EMIF-A Interfaces 2-22.1.1 EMIF-B SDRAM Memory Interface 2-22.1.2 Memory Card Interface 2-22.1.3 UART Interface 2-22.1.4 USB Interface 2-22.2 AIC3106 Interface 2-32.3 Ethernet Interface 2-42.4 I2C Interface 2-52.5 Daughter Card Interface 2-6
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2.1 EMIF-A Interfaces
A separate 16 bit EMIF with three chip enables divide up the address space and allowfor asynchronous accesses on the EVM. The EVM uses this interface for peripheralinterfaces to the daughter card.
2.1.1 EMIF-B SDRAM Memory Interface
The OMAP-L137 device incorporates a dedicated 32 bit wide SDRAM memory bus.The EVM uses two 256 Megabit, 16 bit wide memories on this bus, for a total of 64megabytes of memory for program, data, and video storage. The internal SDRAMcontroller uses a PLL to control the SDRAM memory timing. Memory refresh forSDRAM is handled automatically by the OMAP-L137 internal SDRAM controller.
2.1.2 Memory Card Interface
The EVM supports SD/MMC/MMC PLUS media card interfaces. This interface ismultiplexed with other function the EMIFA bus.
2.1.3 UART Interface
The internal UART2 on the OMAP-L137 device is driven to connector P1. The UART’sinterface is routed to the RS-232 line drivers prior to being brought out to a DB-9connector, P1.
2.1.4 USB Interface
The OMAP-L137 incorporates two on chip USB controllers. The USB 2.0 interface isbrought out to a micro A/B connector. A jumper is provided to make a flexible host,peripheral, and USB on the go interface. The second USB 1.1 interface is broughtout to an A type host interface connector.
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2.2 AIC3106 Interface
The EVM incorporates a Texas Instruments TLV320AIC3106 stereo codec for input andoutput of audio signals. The codec samples analog signals on the microphone or lineinputs and converts them into digital data so it can be processed by the DSP. When theDSP is finished with the data it uses the codec to convert the samples back into analogsignals on the line output so the user can hear the output.
The codec communicates using two serial channels, one to control the codec’s internal
configuration registers and one to send and receive digital audio samples. The I2C busis used as the AIC3106’s control channel. The control channel is generally only usedwhen configuring the codec, it is typically idle when audio data is being transmitted,
McASP1 is used as the bi-directional data channel. All audio data flows through thedata channel. Many data formats are supported based on the three variables ofsample width, clock signal source and serial data format. The EVM examples generallyuse a 16-bit sample width with the codec in master mode so it generates the framesync and bit clocks at the correct sample rate without effort on the DSP side.
The codec is clocked via a 24.576 Mhz oscillator. The internal sample rate generatorsubdivides the default system clock to generate common audio frequencies. Thesample rate is set by a codec register. The figure below shows the codec interface onthe OMAP-L137 EVM.
Figure 2-1, OMAP-L137 EVM CODEC INTERFACE
DOUTDIN
BCLKWCLK
MIC IN
LINE IN
LINE OUT
HP OUT
McASP
AIC3106 Codec
Digital Analog
MIC IN
LINE IN
LINE OUT
HP OUT
SCLSDA
I2CControlSCL
SDAI2C Format Control Registers
ADC
DAC
AXR[0]AXR[5]ACLKRACLKXAFSRAFSX
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2.3 Ethernet Interface
The OMAP-L137 incorporates an ethernet MAC which interfaces to a MicrelKSZ8893MQL ethernet switch. The multi-port 10/100 Mbit interface is isolated andbrought out to two RJ-45 standard ethernet connectors, P9, P10. The ethernet
addresses is stored in the on board I2C EEPROM. The 2 ethernet addresses stored inthe EEPROM are the first address and the address + 1. The first address should
always be an even number. The I2C bus is also used to control configuration registersin the switch that are not accessible via the MDIO module.
Two ports provide the ability to input and pass data for Voice Over IP (VOIP) or otherdaisy chained applications. Connector P9 is the primary port for normal operation.
The RJ-45 jacks have 2 LEDs integrated into their connector. The LEDs are green andyellow and provide link and transmit status from the ethernet controller.
The MAC address for each EVM is also written on a label on the bottom of the board.The figure below shows an examples of this.
Figure 2-2, OMAP-L137 MAC Address
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2.4 I2C0 Interface
The I2C0 bus on the OMAP-L137 is ideal for interfacing to the control registers of many
devices. On the OMAP-L137 EVM the I2C0 bus is used to configure the ethernet phy
and Codec. An I2C ROM is also interfaced via the serial bus. The format of the bus isshown in the figure below.
The addresses of the on board peripherals are shown in the table below.
Table 1: I2C0 Memory Map
Device Address R/W Function
KSZ8893MQL 0x5D R/W Ethernet Switch
TLV320AIC3106 0x1B R/W CODEC
I2C EEPROM 0x25 R/W I2C EEPROM
Figure 2-3, I2C Bus Format
Start Slave Address W ACK Sub Address ACK-S Data ACK-S Stop
Write Sequence
Start Slave Address R Data STOP
Read Sequence
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2.5 Daughter Card Interfaces
The EVM provides expansion connectors that can be used to accept plug-in daughtercards. The daughter card allows users to build on their EVM platform to extend itscapabilities and provide customer and application specific I/O. The expansionconnectors are interfaces which include McASP, and serial I/O expansion. The EMIF-Asignals are brought out as LCD, peripheral, or EMIF signals.
The daughter card connectors used on the EVM are shown in the table below.
One of the compatible mating daughter card connectors used to interface to the EVMare shown in the table below (other heights are available).
Table 2: Daughter Card Connectors
Reference Designator
Part Numbers Used On EVM
Manufacturer
P11 QSE-040-01-L-D-A-K Samtec
P12 QSE-020-01-L-D-A-K Samtec
P13 QSE-040-01-L-D-A-K Samtec
Table 3: Mating Daughter Card Connectors
Reference Designator
Part Numbers Used On EVM
Manufacturer
XP11 QTE-040-02-L-D-A-K Samtec
XP12 QTE-020-02-L-D-A-K Samtec
XP13 QTE-040-02-L-D-A-K Samtec
3-1
Chapter 3
Physical Description
This chapter describes the physical layout of the OMAP-L137 EVM and itsinterfaces.
Topic Page
3.1 Board Layout 3-33.2 Connectors 3-43.2.1 J1, USB Capacitance Select 3-53.2.2 J2, USB 2.0 Connector and Jumpers 3-63.2.3 J3, USB 1.1 Connector 3-63.2.4 J4, 14 Pin External JTAG Connector 3-73.2.5 J5, ARM JTAG Emulation Header 3-73.2.6 J6, +5V Input 3-83.2.7 P1, RS-232 UART 3-83.2.8 P2, MMC/SD Connector 3-93.2.9 P3, Line In 3-103.2.10 P4, Microphone In 3-103.2.11 P5, Headphone Out 3-113.2.12 P6, Line Out 3-113.2.13 P8, RJ9 Connector 3-123.2.14 P9, Ethernet Interface 3-123.2.15 P10, Ethernet Interface 3-133.2.16 Expansion Connector Overview 3-143.2.16.1 P11, Audio / Expansion Connector 3-153.2.16.2 P12, Expansion 2 Connector 3-163.2.16.3 P13, Expansion 3 Connector 3-173.2.17 P14, Phono Jack In 3-183.2.18 P15, Phono Jack In 3-183.2.19 J201, Embedded JTAG Emulation Interface 3-18
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3-2 OMAP-L137 EVM Technical Reference
Topic Page3.3 LEDs 3-183.4 Switches 3-193.4.1 SW1, EMU0/1 Select Switch 3-193.4.2 SW2, Boot Mode Select Switch 3-203.4.3 SW3, User Readable 4 Position DIP Switch 3-223.4.4 SW4, RESET Switch 3-223.4.5 SW5, Mux Control Switch 3-233.4.5 SW6, On/Off Switch 3-233.5 Test Points 3-24
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3.1 Board Layout
The OMAP-L137 EVM is a 5.0 x 8.55 inch (127 x 217 mm.) ten (10) layer printed circuitboard which is powered by an external +5 volt only power supply. Figure 3-1 shows thelayout of the top side of the OMAP-L137 EVM.
Figure 3-1, OMAP-L137 EVM, Interfaces Top Side
J201
P1
J5
SW3
P6
P2
J3
J6
P3
SW6
DS5
SW2
J1
J4
DS7
P9
P10
P4
P14
P5
P15
P11
P12
P13
SW5
SW1
J205
SW4
J2
P8
DS5,8,9
DS1-4
DS501
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3-4 OMAP-L137 EVM Technical Reference
3.2 Connectors
The EVM has numerous connectors and option jumpers to control and provideconnections to various peripherals. These connectors and jumpers are described in thefollowing sections.
Table 1: Connectors
Connector Size Function
J1 1 x 2 USB Capacitance Select
J2 2 USB Interface
J3 6 USB Interface
J4 2 x 7 TI 14 Pin JTAG
J5 2 x 8 ARM JTAG Emulation Header
J6 2 +5V In
P1 9 RS-232 UART
P2 28 SD/MMC Connector
P3 4 Line In
P4 4 Microphone In
P5 4 Headphone Out
P6 4 Line Out
P8 4 RJ9 Connector
P9 12 Ethernet
P10 12 Ethernet
P11 2 x 45 Audio Expansion Connector
P12 2 x 22 Expansion 2
P13 2 x 45 Expansion 3
P14 3 Phono Jack
P15 3 Phono Jack
J201 Embedded JTAG Interface
J205 2 x 5 Not populated, factory use only
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3.2.1 J1, USB Capacitance Select
Connector J1 is a jumper is used to provide more capacitance when the USB connectoris used in the host mode. When the jumper is shorted the extra capacitance isprovided. These open and shorted position are shown below.
Table 2: J1, USB Capacitance Select
Position Function
Open 6.8 uF Capacitance
Shorted 106.8 uF Capacitance
J1
Figure 3-2, J1, USB Capacitance Select
USB VBUS
Open
J1
USB VBUS
Shorted
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3-6 OMAP-L137 EVM Technical Reference
3.2.2 J2, USB 2.0 Connector and Jumpers
Connector J2 is a micro A/B USB connector. The pinout for the J2 connector is shownin the table below.
* Use internal register to swap DM/DP pair. This feature was used to improve printed circuit board routing.
The EVM supplies up to 500 ma of current to the USB_VBUS via a TPS2065. This isenabled via the OMAP-L137’s DRV_VBUS pin. J1 supplies extra capacitance for hostmode operations. Remove J1 for “USB On The Go” operations.
3.2.3 J3, USB 1.1 Connector
Connector J3 is a USB-A connector. This connector is connected directly to the OMAPL137 processor. A TPS2065 switches on host power via the L137 GPIO[15]. The pinoutfor the J3 connector is shown in the table below.
Table 3: J2, USB Connector
Pins Signal
1 USB_VBUS
2 USB_DM
3 USB_DP
4 USB_ID
5-9 USB_SHIELD
Table 4: J3, USB Connector
Pins Signal
1 VBUS
2 D-, USB1_DM
3 D+, USB1_DP
4 GND, Ground
5 USB_Shield
6 USB_Shield
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3.2.4 J4, 14 Pin External JTAG Connector
Connector J4 is a 2 x 7 double row male header. This is the standard interface used byJTAG emulators to interface to Texas Instruments DSPs. The pinout for the connectoris shown in the figure below.
3.2.5 J5, ARM JTAG Emulation Header
The J5 emulation header is located on the top side of the board and is used to providean interface to ARM compatible JTAG emulators. The pinout for this connector isshown in the table below.
Table 5: J5, ARM JTAG Emulation Header
Pin # Signal Pin # Signal
1 VCC_3V3 2 VCC_3V3
3 ARM_TRSTn 4 Ground
5 ARM_TDI 6 Ground
7 ARM_TMS 8 Ground
9 ARM_TCK 10 Ground
11 ARM_TCKRET 12 Ground
13 ARM_TDO 14 Ground
15 ARM_RSTn 16 Ground
17 NC 18 Ground
19 NC 20 Ground
1 23 4
5 67 89 1011 1213 14
TMSTDI
PD (+3.3V)TDO
TCK-RET
TCKEMU0
TRST-GNDno pin (key)GNDGND
GNDEMU1
Header Dimensions
Pin-to-Pin spacing, 0.100 in. (X,Y)Pin width, 0.025-in. square post
Pin length, 0.235-in. nominal
Figure 3-3, 14 Pin External JTAG Connector
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3-8 OMAP-L137 EVM Technical Reference
3.2.6 J6, +5V Input
Connector J6 is the input power connector. This connector brings in +5 volts to theEVM. This is a 2.5mm. jack. The inside of the jack is tied to through a fuse to VCC_5V.The other side is tied to ground and LED DS7. The figure below shows this connectoras viewed from the card edge.
3.2.7 P1, RS-232 UART
The P1 connector is a 9 pin male D-connector which provides a UART interface to theEVM. This connector interfaces to the MAX 3221 RS-232 line driver (U28) and islocated on the top side of the board. A view of the connector from the card edge isshown in the figure below. The signals present on this connector are defined in thefollowing table.
The pin numbers and their corresponding signals are shown in the table below. Thiscorresponds to a standard dual row to DB-9 connector interface used on personalcomputers.
Table 6: P1, RS-232 Pinout
Pin # Signal Name
1 NC
2 R_IN, Rx Data
3 T_OUT, Tx Data
4 NC
5 GND
6 NC
7 Pin 8
8 Pin 7
9 NC
PC Board
J6+5V
Ground
Front ViewFigure 3-4, J6, +5 Volt Input Connector
Figure 3-5, P1, DB9 Male Connector
6789
12345
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3.2.8 P2, MMC/SD Connector
The P2 MMC/SD connector is located on the top side of the board and is used toprovide an interface to the following interfaces: MMC+, SD, and MMC. The pinout forthe P2 connector is shown in the table below.
Table 7: P2, MMC/SD Connector
Pin # Signal
1 MMC_SD_DATA3 - #1_MMC+/MMC/SD
2 MMC_SD_CMD - #2_MMC+/MMC/SD
3 GND - #3_MMC+/MMC/SD
4 DSK_3V3 - #4_MMC+/MMC/SD
5 MMC_SD_CLK - #5_MMC+/MMC/SD
6 GND - #6_MMC+/MMC/SD
7 MMC_SD_DATA0 - #7_MMC+/MMC/SD
8 MMC_SD_DATA1 - #8_MMC+/SD
9 MMC_SD_DATA2 - #9_MMC+/SD
10 MMC_SD_DATA4 - #10_MMC+
11 MMC_SD_DATA5 - #11_MMC+
12 MMC_SD_DATA6 - #12_MMC+
13 MMC_SD_DATA7 - #13_MMC+/
14 MMC_SD_WP - SD_WP
15 MMC_SD_INS - CD
16 Reserved
17 Reserved
18 GND
19 DSK_3V3
20 Reserved
21 GND
22 Reserved
23 Reserved
24 Reserved
25 NC -
26 NC -
27 GND
28 GND
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3-10 OMAP-L137 EVM Technical Reference
3.2.9 P3, Line In
Connector P3 is an stereo audio line input. The input connector is a 3.5 mm stereo jack.The signals on the mating plug are shown in the figure below.
3.2.10 P4, Microphone In
Connector P4 is an stereo microphone line input. The input connector is a 3.5 mmstereo jack. The signals on the mating plug are shown in the figure below.
Table 8: P3, Line In Interface
Pin # AIC3106 Signal
1 (sleeve) GND_AC
2 (ring) LINE1L+
3 (tip) LINE1R+
4 (sleeve) GND_AC
Table 9: P4, Microphone In Interface
Pin # AIC3106 Signal
1 (sleeve) GND_AC
2 (ring) MIC3L/MIC3R
3 (tip) MIC3L/MIC3R
4 (sleeve) GND_AC
Right Line In (tip)
Ground (sleeve)
Figure 3-6, P3, Audio Line In Stereo Jack
Left Line In (ring)
Right Line In (tip)
Ground (sleeve)
Figure 3-7, P4, Microphone In Stereo Jack
Left Line In (ring)
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3.2.11 P5, Headphone Out
The P5 connector is a 3.5 mm. stereo headphone output from the TVL320AIC3106 onthe EVM. The signals on the mating plug are shown in the figure below The signalspresent on this connector are defined in the following table.
3.2.12 P6, Line Out
The audio line out connector P6, is a stereo output. The output connector is a 3.5 mmstereo jack. The signals on the mating plug are shown in the figure below.
Table 10: P5, Headphone Out Interface
Pin # AIC3106 Signal
1(sleeve) GND_AC
2(ring HPLOUT
3(tip) HPROUT
4 NC
Table 11: P6, Audio Line Out Stereo Jack
Pin # AIC33 Signal
1 (sleeve) GND_AC
2 (ring) LEFT_LO+
3 (tip) RIGHT_LO+
4 (sleeve) NC
Left Line Out (tip)
Ground (sleeve)
Figure 3-8, P5, Headphone Out Stereo Jack
Right Line Out (ring)
Left Line Out (tip)
Ground (sleeve)
Figure 3-9, P6, Audio Line Out Stereo Jack
Right Line Out (ring)
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3-12 OMAP-L137 EVM Technical Reference
3.2.13 P8, RJ9 Connector
The headset interface, P8, is a standard RJ9-4 connector which is not populated asshipped.
3.2.14 P9, Ethernet Interface
The P9 connector is located on the top side of the board and is used to provide anEthernet interface. P9 integrates the magnetics and standard RJ-45 connector. Thetwo tables below show the signals present on the magnetics interface and theconnector side.
The ethernet connector incorporates 2 LEDs which give link and transmit status fromthe ethernet controller.
Table 12: P9, Magnetics/LEDs Interface Signals
Pin # Signal Pin # Signal
1 TXP1 (TXD+) 2 TXM1 (TXD-)
3 RXP1 (RXD+) 4 ENET_VDDATR (TXD-CT)
5 ENET_VDDATR (RXD-CT) 6 RXM1 (RXD-)
7 NC1 8 GND
9 VCC_3V3(LED1+) 10 P1LED2(LED1-)
11 DSK_3V3(LED2+) 12 P1LED3(LED2-)
Table 13: P9, RJ-45 Connector
Pin # Signal Pin # Signal
1 TX_DATA+ 2 TX_DATA-
3 RX_DATA+ 4 NC
5 NC 6 RX_DATA-
7 NC 8 NC
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3.2.15 P10, Ethernet Interface
The P10 connector is located on the top side of the board and is used to provide anEthernet interface. P10 integrates the magnetics and standard RJ-45 connector. Thetwo tables below show the signals present on the magnetics interface and theconnector side.
The ethernet connector incorporates 2 LEDs which give link and transmit status fromthe ethernet controller.
Table 14: P10, Magnetics/LEDs Interface Signals
Pin # Signal Pin # Signal
1 TXP2 (TXD+) 2 TXM2 (TXD-)
3 RXP2 (RXD+) 4 ENET_VDDATR (TXD-CT)
5 ENET_VDDATR (RXD-CT) 6 RXM2 (RXD-)
7 NC1 8 GND
9 VCC_3V3(LED1+) 10 P2LED2(LED1-)
11 DSK_3V3(LED2+) 12 P2LED3(LED2-)
Table 15: P10, RJ-45 Connector
Pin # Signal Pin # Signal
1 TX_DATA+ 2 TX_DATA-
3 RX_DATA+ 4 NC
5 NC 6 RX_DATA-
7 NC 8 NC
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3-14 OMAP-L137 EVM Technical Reference
3.2.16 Expansion Connector Overview
The EVM has three expansion connectors which allow the user to interface to otherlogic which is unique to his application
Some of the signals on the EVM are multiplexed with an on board resource or theyhave multiple options on the L137 device. To enable these signals there are severalcontrol lines on the expansion connector. Pulling the control lines high enables thefunctions marked in the Mux_Ctl column tables. The number in the Mux_Ctl columnindicates which pins it controls. An ‘N’ in front of the column indicates the pin isavailable when the control line is not pulled high. Each control line is pulled down onthe EVM, therefore a pull-up resistor of approximately 500 ohms is required to enablethe control line to a logic ‘1’. A ‘*’ in the Mux_Ctl column indicates this is a control lineon the expansion connectors.
The next 3 tables indicate the interface signal and the appropriate control line on thepins of the expansion connectors.
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3.2.16.1 P11, Audio / Expansion Connector
* 1 Control line for Mux_Ctl 1 signals, * 2 Control line for Mux_Ctl 2 signals* 3 Control line for Mux_Ctl 3 signals, * N5 is not control signal 5 (default)* N7 is not control signal 7 (default), * N11 is not control signal 11 (default)* N12 is not control signal 12 (default)
Table 16: P11, Audio / Expansion Connector
Pin Signal Mux_Ctl Pin Signal Mux_Ctl2 VCC_5V 1 VCC_5V4 VCC_5V 3 VCC_5V6 NC 5 I2C0_SDA
8 SEL_ENETn_MCASP0 * 1 7 I2C0_SCL10 T_AMUTE0 9 EXP_ACHLKR0 1
12 Ground 11 Ground14 EXP1_AFSX0 13 T_AFSR016 Ground 15 Ground
18 T_ACLKX0 17 T_ACLKR020 Ground 19 Ground22 EXP_AXR0[0] 1 21 EXP_AXR[8] 1
24 EXP_AXR0[1] 1 23 EXP_AXR0_9 N726 EXP_AXR0[2] 1 25 EXP_AXR0_10 N728 EXP_AXR0[3] 1 27 EXP1_AXR0_12 N11
30 EXP_AXR0[4] 1 29 EXP1_AXR0_13 N1132 EXP_AXR0[5] 1 31 EXP1_AXR0_14 N1134 EXP_AXR0[6] 1 33 EXP1_AXR0_15 N11
36 EXP_AXR0[7] 1 35 T_AXR0_11/AXR2_0/GPIO3_1138 Ground 37 Ground40 AHCLKR2 39 EXP1_AMUTE2_8 N12
42 EXP1_SPI1_SCSn 3 41 EXP1_SPI1_ENAn 344 EXP1_SPI1_CLK 43 EXP1_SPI1_SIMO46 EXP_RESETn 45 EXP1_SPI1_SOMI
48 Ground 47 Ground50 T_AMUTE1 49 EXP_AHCLKX1 252 Ground 51 Ground
54 EXP_AFSX1 2 53 T_AFSR156 Ground 55 Ground58 EXP_ACLKX1 2 57 T_ACLKR1
60 Ground 59 Ground62 EXP_AXR1[0] 2 61 T_AXR1[6]64 EXP_AXR1[1] 63 T_AXR1[7]
66 EXP_AXR1[2] 65 T_AXR1[8]68 EXP_AXR1[3] N5 67 T_AXR1[9]70 EXP_AXR1[4] N5 69 T_AXR1[10]
72 EXP_AXR1[5] 2 71 T_AXR1[11]74 EXP1_SEL_MCASP1 * 2 73 SEL_SPI1_EXP1 * 376 NC 75 NC
78 VCC_5V 77 VCC_5V80 VCC_5V 79 VCC_5V82 Ground 81 Ground
84 Ground 83 Ground86 Ground 85 Ground88 Ground 87 Ground
90 NC 89 NC
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3-16 OMAP-L137 EVM Technical Reference
3.2.16.2 P12, Expansion 2 Connector
* 4 Control line for Mux_Ctl 4 signals* 5 Control line for Mux_Ctl 5 signals* 6 Control line for Mux_Ctl 6 signals* 7 Control line for Mux_Ctl 7 signals* 8 Control line for Mux_Ctl 8 signals* 9 Control line for Mux_Ctl 9 signals
Table 17: P12, Expansion 2 Connector
Pin Signal Mux_Ctl Pin Signal Mux_Ctl
2 VCC_5V 1 VCC_5V
4 VCC_5V 3 VCC_5V
6 Ground 5 Ground
8 EXP_SPI1_SOMI 9 7 EXP2_SPI0_SOMI 6
10 EXP2_SPI1_SIMO 9 9 EXP2_SPI0_SOMO 6
12 EXP_SPI1_CLK 9 11 EXP2_SPI0_CLK 6
14 EXP2_SPI1_SCSn 4 13 EQEP0A 6
16 EXP2_SPI1_ENAn 4 15 EQEP0B 6
18 Ground 17 Ground
20 SEL_SPI1_EXP2 * 4 19 IC20_SCL
22 EXP_EQEP1A 5 21 IC20_SDA
24 EXP_EQE1B 5 23 NC
26 SEL_EXP2_QEP1 * 5 25 SEL_EXP2_QEP0 * 6
28 EXP2_UART1_RXD 7 27 EXP2_TMP640_OUT12 9
30 EXP2_UART1_TXD 7 29 EXP2_TMP640_IN12 9
32 Ground 31 Ground
34 SEL_EXP2_UART1 * 7 33 SEL_SPI1_EXP2_B * 8
36 EXP_RESETn 35 SEL_EXP2_TIMER * 9
38 VCC_5V 37 VCC_5V
40 VCC_5V 39 VCC_5V
42 Ground 41 Ground
44 Ground 43 Ground
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3.2.16.3 P13, Expansion 3 Connector
* 10 Control line for Mux_Ctl 10 signals* 11 Control line for Mux_Ctl 11 signals* 12 Control line for Mux_Ctl 12 signals* 13 Control line for Mux_Ctl 13 signals* 14 Control line for Mux_Ctl 14 signals
Table 18: P13, Expansion 3 Connector
Pin Signal Mux_Ctl Pin Signal Mux_Ctl2 VCC_5V 1 VCC_5V4 VCC_5V 3 VCC_5V6 EXP3_SEL_MEMD0_7 * 10 5 NC
8 EXP3_SEL_MEM * 11 7 EXP3_SEL_MEM_CTL * 1210 Ground 9 Ground
12 EXP_EMIFA_D0 10 11 EXP_EMIFA_D1 1014 EXP_EMIFA_D2 10 13 EXP_EMIFA_D3 1016 EXP_EMIFA_D4 10 15 EXP_EMIFA_D5 10
18 EXP_EMIFA_D6 10 17 EXP_EMIFA_D7 1020 Ground 19 Ground22 EXP_EMIFA_D8 13 21 EXP_EMIFA_D9 13
24 EXP_EMIFA_D10 13 23 EXP_EMIFA_D11 1326 EXP_EMIFA_D12 14 25 EXP_EMIFA_D13 1428 EXP_EMIFA_D14 14 27 EXP_EMIFA_D15 14
30 Ground 29 Ground32 EXP3_SEL_MEMD8_D11 * 13 31 EXP_EMIFA_WEn_DQM0 1134 EXP3_SEL_MEMD12_D16 * 14 33 EXP_EMIFA_WEn_DQM1 11
36 Ground 35 Ground38 EXP3_EMIFA_CLK 37 EMIFA_SDCKE40 Ground 39 Ground
42 Ground 41 Ground44 EXP3_EMIFA_OEn 11 43 EMIFA_CS4n 1046 EXP3_EMIFA_WEn 11 45 EMIFA_CS5n 10
48 Ground 47 NC50 EMIFA_WAIT0 49 EMIFA_CS2n52 EMIFA_CS0n 51 EXP3_EMIFA_CS3n 12
54 NC 53 NC56 EMIFA_BA0 55 EMIFA_BA158 EMIFA_A0 57 EXP_EMIFA_A1 10
60 EXP_EMIFA_A2 10 59 EMIFA_A462 EMIFA_A3 61 EMIFA_A664 EMIFA_A5 63 EMIFA_A8
66 EMIFA_A7 65 EMIFA_A1068 EMIFA_A9 67 EMIFA_A1270 EMIFA_A11 69 NC
72 Ground 71 Ground74 EXP_RESETn 73 NC76 NC 75 NC
78 VCC_5V 77 VCC_5V80 VCC_5V 79 VCC_5V82 Ground 81 Ground
84 Ground 83 Ground86 Ground 85 Ground88 Ground 87 Ground
90 NC 89 NC
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3-18 OMAP-L137 EVM Technical Reference
3.2.17 P14, Phono Jack In
Connector P14 is a phono jack input. This connector is not populated as shipped.
3.2.18 P15, Phono Jack In
Connector P15 is a phono jack input. This connector is not populated as shipped.
3.2.21 J201, Embedded JTAG Emulation Interface
Connector J201 is a USB interface providing JTAG access to the processor. This allowsthe user to develop and debug using Code Composer Studio on a PC.
3.3 LEDs
The EVM has ten (10) LEDs which are located on the top side of the board. Information regarding the LEDs are shown in the table below.
Table 19: LEDs
LED # Use Color
DS1 User control, EMIFA D12 Green
DS2 User control, EMIFA D13 Green
DS3 User control, EMIFA D14 Green
DS4 User control, EMIFA D15 Green
DS5 USB-EMU ON/OFF Green
DS6 VCC_1V2 Green
DS7 VCC_5V Green
DS8 VCC_1V8 Green
DS9 VCC_3V3 Green
DS501 On board EMU status Green
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3.4 Switches
The EVM has six (6) switches. The function of these switches are shown in the tablebelow.
3.4.1 SW1, EMU0/1 Select Switch
SW1 is a 2 position DIP switch providing 4 options in selecting the state of the EMU0and EMU1 pins on the OMAP-L137 processor. This switch is not needed for theOMAP-L137 processor.
The default is to select pull ups on the EMU0 and EMU1.
Table 20: Switches
Switch Function Type
SW1 EMU0/EMU1 Control 4 Position DIP
SW2 Boot Mode Select 6 Position DIP
SW3 User Readable 4 Position DIP
SW4 RESET Switch Push Button/Momentary
SW5 Pull Up Select 6 Position DIP
SW6 On/Off Power Switch Toggle
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3-20 OMAP-L137 EVM Technical Reference
3.4.2 SW2, Boot Mode Select Switch
Switch SW2 is a 6 position DIP switch. Only 5 of the positions are used. Note that only5 combinations provide valid options. The boot mode options are described in the tablebelow.
The figure below shows the SW2 switch.
Table 21: SW2, Boot Mode Select DIP Switch
Position Pins Signal
1 1-12 BOOTMODE[7]
2 2-11 BOOTMODE[2]
3 3-10 BOOTMODE[1]
4 4-9 BOOTMODE[0]
5 5-8 BOOTMODE[3]
6 6-7 NC
Figure 3-10, SW2, Boot Mode Select Switch
SW2Raised
1
2
3
4
5
6
1
2
3
4
5
6
12
11
10
9
8
7
Actuator
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The table below shows the position settings which select the various boot modes.
* Supported in standalone EVM
Table 22: SW2, Boot Mode Select
Pos 1Boot[7]
Pos 2Boot[2]
Pos 3Boot[1]
Pos 4Boot[0]
Pos 5Boot[3]
Boot PinBTMODE[7,2,1,0,3]
Boot Mode
OFF OFF OFF ON NA 0 0 0 1 x NOR
OFF OFF ON OFF NA 0 0 1 0 x HPI
OFF ON OFF ON NA 0 1 0 1 x SPI0 Flash
OFF ON ON OFF NA 0 1 1 0 x SPI1 Flash
OFF ON ON ON NA 0 1 1 1 x NAND 8-bit
OFF OFF OFF OFF OFF 0 0 0 0 0 I2C0 Master
OFF OFF OFF OFF ON 0 0 0 0 1 I2C0 Slave
OFF OFF ON ON OFF 0 0 1 1 0 I2C1 Master
OFF OFF ON ON ON 0 0 1 1 1 I2C1 Slave
OFF ON OFF OFF OFF 0 1 0 0 0 SPI0 EEPROM *
OFF ON OFF OFF ON 0 1 0 0 1 SPI1 EEPROM
ON OFF OFF ON OFF 1 0 0 1 0 SPI0 Slave
ON OFF OFF ON ON 1 0 0 1 1 SPI1 Slave
ON OFF ON ON OFF 1 0 1 1 0 UART0
ON OFF ON ON ON 1 0 1 1 1 UART1
ON OFF ON OFF OFF 1 0 1 0 0 UART2 *
ON ON ON ON OFF 1 1 1 1 0 Emulation Debug *
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3.4.3 SW3, User Readable 4 Position DIP Switch
Switch SW6 is a 4 position DIP switch mapped to EMIFA data bus lines D8-D11 viaa multiplexer. The table below shows what signal each position appears on.
3.4.4 SW4, RESET Switch
Switch SW4 is a push button reset switch that will RESET the board.
Table 23: SW3, User Readable 4 Position DIP Switch
Position Signal
1 SW_DIP0, EMIFA - D8
2 SW_DIP1, EMIFA - D9
3 SW_DIP2, EMIFA - D10
4 SW_DIP3, EMIFA - D11
Figure 3-11, SW3, User Readable 4 Position DIP Switch SW3
4
Raised
321
ON Actuator
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3.4.5 SW5, Mux Control Switch
Switch SW5 is a 6 position DIP switch that allows mux control signals to be pulled up to+3.3 volts. This switch allows enabling on mux control signals. The six signals that canbe pulled up are shown in the table below. Alternatively the multiplexer control lines canbe enabled via daughter card connectors. Additional control lines are mapped to thedaughter card connectors. Refer to the expansion connector sections 3.2.16.1 to3.2.16.2 for more information.
The figure below shows the SW5 switch.
3.4.6 SW6, On/Off Switch
Switch SW6 is an on/off toggle switch that allows +5 volts from the J6 connector to beapplied to the board.
Table 24: SW5, Pull-Up Switch
Position Signal Mux_Ctl
SW5-1 SEL_ENETn_MCASP0 * 1
SW5-2 SEL_EXP2_TIMER * 9
SW5-3 SEL_EXP2_UART1 * 7
SW5-4 ON_BD_OFF_BD U19 control for USB
SW5-5 EXP3_SEL_MEMD8-D11 * 13
SW5-6 EXP3_SEL_MEMD12-D15 * 14
Figure 3-12, SW5, Pull-Up Switch
Raised
1
2
3
4
5
6
1
2
3
4
5
6
12
11
10
9
8
7
SW
5
CFG_EN
Actuator
Spectrum Digital, Inc
3-24 OMAP-L137 EVM Technical Reference
3.5 Test Points
The EVM has 49 test points. All test points appear on the top of the board. Thefollowing figure identifies the position of each test point. The next table lists each testpoint and the signal appearing on that test point.
Figure 3-13, OMAP-L137 EVM, Test Points
TP7
TP17
TP27
TP26
TP31
TP24
TP32
TP40
TP6
TP18
TP35-38
TP20TP34 TP515
TP21
TP22
TP8
TP4
TP5
TP23
TP25
TP514
TP2
TP1
TP517
TP14 TP13
TP16
TP15
TP9-12
TP33
TP520
PTP1
PTP10
PTP2
PTP4
PTP3
PTP5
PTP6
PTP7
PTP8
PTP9
TP39
Spectrum Digital, Inc
3-25
There are 10 power test point pairs for major power domains on the EVM. These testpoints provide a convenient mechanism to check the EVM’s multiple power supplies.The table below shows the voltages for each test point and what the supply is used for.
Table 25: OMAP-L137 EVM Test Points
Test Point #
SignalTest Point
#Signal
TP1 U13, Pin 6,7,8, VBUS From J2 TP16 U41, Pin 6, P2LED0
TP2 DSK_3V3, U13, Pin 5, OCn TP27 U44, Pin 28, INTn
TP4 U14, Pin 6,7,8, VBUS from J3 TP28 U44, Pin 20, VLDO1
TP5 DSK_3V3, U14, Pin 5, OCn TP29 U44, Pin 18, VLDO2
TP6 U1, F7, RSV1 TP33 VCC_5V
TP7 U38, Pin 35, GPIO1 TP34 U54, Pin 5, ALT_CPU_1V2
TP8 U38, Pin 35, GPIO2 TP35 USB1, TAIN0
TP9 U38, Pin 45, MFP0 TP36 USB1, TAIN1
TP10 U38, Pin 46, MFP1 TP37 USB1, TAIN2
TP11 U38, Pin 47, MFP2 TP38 USB1, TAIN3
TP12 U38, Pin 48, MFP3 TP39 U38, Pin 27, MONO_LO+
TP13 U41, Pin 2, P1LED1 TP40 U38, Pin 28, MONO_LO-
TP14 U41, Pin 3, P1LED0 TP515 Factory Use
TP15 U41, Pin 5, P2LED1 TP517 Factory Use
TP520 Factory Use
Table 26: Power Test Points
AccessTest Points
Voltage Shunt Comments
TP17, TP18 DSK_3V3 0.025 ohms All EVM 3.3V supplies except CPU
TP19, TP20 CPU_1V2 0.025 ohms All CPU 1.2V supplies
TP21, TP22 CPU_3V3 0.025 ohms All CPU 3.3V supplies
TP23, TP24 DSK_1V8 0.025 ohms All EVM 1.8V supplies except CPU
TP25, TP26 CPU_1V8 0.025 ohms All CPU 1.8V supplies
Spectrum Digital, Inc
3-26 OMAP-L137 EVM Technical Reference
Furthermore the EVM has ten 2 pin power test points for specific power domains onthe L137 device. These voltages are measured across a resistor which is why there aretwo points to each test position. The square pad is the ground. The round padis the measured voltage. The figure below shows what a typical power test point lookslike.
The table below shows the power test points and the voltage measured.
Table 27: Power Test Points
PowerTest Point
VoltageMeasured
PTP1 CPU_3V3
PTP2 CPU_1V2
PTP3 CPU_1V2
PTP4 CPU_1V2
PTP5 CPU_1V2
PTP6 CPU_1V2
PTP7 CPU_3V3
PTP8 CPU_1V8
PTP9 CPU_3V3
PTP10 CPU_1V8
Measured voltage
Figure 3-14, Power Test Point
Ground
Pin 2
Pin 1
A-1
Appendix A
Schematics
This appendix contains the schematics for the OMAP-L137 EVM.
Spectrum Digital, Inc
A-2 OMAP-L137 EVM Technical Reference
5 5
4 4
3 3
2 2
1 1
DD
CC
BB
AA
Siz
e:
Da
te:
DW
G N
OR
evi
sio
n:
Sh
eet
of
Titl
e:
Pa
ge
Co
nte
nts
:
D
SP
EC
TR
UM
DIG
ITA
L I
NC
OR
PO
RA
TE
D
5113
42-0
001
Mo
nd
ay,
No
vem
ber
24
, 2
00
81
32
B
OM
AP
-L13
7 E
VM
TIT
LE P
AG
E
REV
ENGR
2REVISION STATUS OF SHEETS
111
SH
DATE
14
12
13
DATE
ENGR-MGR
MFG
7
DWN
DATE
8
DATE
10
SH
DATE
CHK
RLSE
APPLICATION
REV
35
NEXT ASSY
DATE
6
DATE
9
QA
USED ON
4
15
BB
BA
A
DA
AC
R.R.P.
T.W.K.
R.R.P.
R.R.P.
C.M.D.
R.R.P.
R.R.P.
06/01/2008
16
REV
SH
A
D
A
BD
BB
06/01/2008
12/01/2006
06/01/2008
06/01/2008
06/01/2008
06/01/2008
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
AA
BA
AB
BB
BB
AA
AA
BB
REV
SH
SCHEMATIC
CONTENTS
SHEET01 - TITLE PAGE
SHEET02 - L137 McASP/ETHERNET
SHEET03 - ETHERNET/McASP MUX
SHEET04 - L137 SERIAL I/O
SHEET05 - SPI MUXING
SHEET06 - L137 USB 2.0 PORT
SHEET07 - L137 USB 1.0 PORT
SHEET08 - L137 EMIF A
SHEET09 - L137 EMIF B
SHEET10 - L137 JTAG/CLOCKS
SHEET11 - L137 POWER PINS
SHEET12 - L137 GROUND PINS
SHEET13 - L137 DECOUPLING CAPACITORS
SHEET14 - BOOT MODE SWITCHES
SHEET15 - EMIFB SDRAM
SHEET16 - SPI ROM
SHEET17 - USER SWITCHES/LEDS
SHEET18 - RS232 INTERFACE
SHEET19 - SD/MMC MUXING
SHEET20 - SD/MMC/MMC Plus CARD INTERFACE
SHEET21 - JTAG CONNECTOR INTERFACE
SHEET22 - AIC3106 AUDIO CODEC
SHEET23 - AIC PHONE/AUDIO JACK
SHEET24 - ETHERNET PHY/SWITCH
SHEET25 - ETHERNET POWER
SHEET26 - ETHER NET PORTS
SHEET27 - EXPANSION CONNECTOR 1
SHEET28 - EXPANSION CONNECTOR 2
SHEET29 - EXPANSION CONNECTOR 3
SHEET30 - POWER
SHEET31 - POWER II
SHEET32 - POWER IN
Spectrum Digital, Inc
A-3
5 5
4 4
3 3
2 2
1 1
DD
CC
BB
AA
T_A
MU
TE
1T
_AF
SX
1T
_AC
LKX
1T
_A
HC
LKX
1
T_
AF
SR
1T
_AC
LK
R1
T_
AH
CLK
R1
T_
AX
R1[
0]
T_
AX
R1[
1]
T_
AX
R1[
2]
T_
AX
R1[
3]
T_A
CLK
X0
T_
AF
SR
0T
_AC
LK
R0
T_
AX
R1[
4]
T_
AX
R1[
5]
T_
AX
R1[
6]
T_
AX
R1[
7]
T_
AX
R1[
8]
T_
AX
R1[
9]
T_
AX
R1[
10]
T_
AX
R1[
11]
T_A
XR
0[6
]/R
MII
_RX
ER
T_A
XR
0[4
]/R
MII
_RX
D[0
]
T_
AX
R0
[3]/
RM
II_
CR
S_
DV
T_A
XR
0[2
]/RM
II_T
XE
N
T_A
XR
0[5
]/R
MII
_RX
D[1
]
T_A
XR
0[0]
/RM
II_T
XD
[0]
T_A
XR
0[1]
/RM
II_T
XD
[1]
T_
AX
R0
[8]/
RM
II_M
DIO
_D
T_A
XR
0[7
]/R
MII_
MD
IO_
CL
K
T_A
XR
0_11
/AX
R2_
0/G
PIO
3_11
T_A
MU
TE
0
AF
SR
0
AF
SX
1
AX
R1
[1]
RM
II_
RX
D[1
]
AC
LK
R1
AX
R1
[9]
AX
R1
[2]
AC
LKX
0
RM
II_
CR
S_
DV
AM
UT
E1
AC
LK
R0
AX
R1
[10
]
AX
R1
[5]
RM
II_
TX
D[1
]
RM
II_
RX
D[0
]
AH
CL
KR
1
RM
II_M
DIO
_D
RM
II_
MD
IO_
CL
K
AX
R1
[6]
AX
R1
[11
]
RM
II_T
XD
[0]
AX
R1
[3]
RM
II_
RX
ER
RM
II_
MH
Z_
50A
CLK
X1
AX
R1
[7]
AX
R1
[0]
AF
SR
1
AX
R1
[8]
AX
R1
[4]
AF
SX
0
RM
II_T
XE
N
AM
UT
E0
T_A
HC
LKR
0/R
MII
_M
HZ
_50
AH
CLK
X1
T_
AH
CLK
X1
T_A
FS
X1
T_A
XR
1[0]
T_A
XR
1[5]
T_A
CLK
X1
T_
AIC
_B
CL
K
T_
AIC
_MC
LK
EX
P_A
CLK
X1
EX
P_A
HC
LKX
1
T_
AX
R1[
3]
T_
AX
R1[
4]
T_A
FS
X0
DS
K_3
V3
DS
K_
3V3
VC
C_
3V3
DS
K_3
V3
DS
K_
3V3
DS
K_
3V
3
T_
AX
R1[
10]
27
T_
AX
R1[
11]
27
T_
AC
LK
R1
27T
_A
FS
R1
27
T_A
MU
TE
12
7
T_
AX
R1[
8]
27
T_
AX
R1[
1]
27
T_
AX
R1[
2]
27
T_
AX
R1[
6]
27
T_
AX
R1[
7]
27
T_
AX
R1[
9]
27
T_
AX
R0
[8]/
RM
II_
MD
IO_
D3
T_
AX
R0
_11/
AX
R2_
0/G
PIO
3_11
27T
_A
HC
LK
R0
/RM
II_M
HZ
_50
3
T_A
CLK
R0
27
T_A
CLK
X0
6,2
7T
_A
FS
R0
27
T_A
FS
X0
27
T_A
XR
0[0]
/RM
II_T
XD
[0]
3T
_AX
R0[
1]/R
MII
_TX
D[1
]3
T_A
XR
0[2
]/RM
II_T
XE
N3T_
AX
R0
[3]/
RM
II_
CR
S_
DV
3
T_
AX
R0
[4]/
RM
II_R
XD
[0]
3T
_A
XR
0[5
]/R
MII_
RX
D[1
]3
T_
AX
R0[
6]/R
MII
_RX
ER
3
T_
AX
R0
[7]/
RM
II_
MD
IO_
CL
K3
T_A
MU
TE
02
7
T_
AIC
_WC
LK
22
T_A
IC_
BC
LK
22
T_A
IC_
DIN
22T
_A
IC_D
OU
T22
T_
AIC
_M
CL
K2
2
EX
P1
_SE
L_M
CA
SP
127
EX
P_A
XR
1[3]
27
EX
P_A
XR
1[4]
27
EX
P_E
QE
P1
A28
EX
P_E
QE
P1
B28
SE
L_E
XP
2_Q
EP
128
BO
OT
_DIS
AB
LE
n3
,4,5
,8,1
6,1
9,27
,31
BO
OT
_D
ISA
BL
En
,4,5
,8,1
6,1
9,2
7,3
1 BO
OT
_DIS
AB
LE
3,1
4,1
6,1
9,3
1
EX
P_A
CLK
X1
27
EX
P_A
FS
X1
27E
XP
_AH
CLK
X1
27
EX
P_A
XR
1[0]
27
EX
P_A
XR
1[5]
27
T_
AH
CL
KR
127
Siz
e:
Da
te:
DW
G N
OR
evi
sio
n:
Sh
eet
of
Titl
e:
Pa
ge
Co
nte
nts
:
A
SP
EC
TR
UM
DIG
ITA
L IN
CO
RP
OR
AT
ED
5113
42-0
001
Mo
nd
ay,
No
vem
ber
24
, 2
00
82
32
B
OM
AP
-L13
7 E
VM
McA
SP
/Eth
ern
et
MA
C
MCLK: AHCLKX1 (drive this clock into McASP)
BCLK: ACLKX1 (McASP will drive this into the AIC)
WCLK: AFSX1 (McASP will drive this into the AIC)
DIN: AXR1[5] (McASP)
DOUT: AXR1[0] (McASP)
Drive the MCLK into McASP1 Tx.
McASP generates the Tx bit and frame clocks.
Configure McASP such that the Rx section
operates off of the Tx section clocks.
RN
2R
PA
CK
4-2
2
12345 6 7 8
RN
5R
PA
CK
4-2
2
12345 6 7 8
RN
6R
PA
CK
4-2
2
12345 6 7 8
R6
22
R2
NO
-PO
P
RN
1R
PA
CK
4-2
2
12345 6 7 8
U4
SN
74
LV
C1
G3
2D
CK
RG
4
1 2
3
4
5
C2
0.1
uF
R1
3N
O-P
OP
R8
22
OM
AP
L13
7ZK
B
U1-
6
AX
R1_
0/G
PIO
4_0
T3
AX
R1_
11/G
PIO
5_11
T4
AX
R1_
1/G
PIO
4_1
R2
AX
R1_
3/E
QE
P1A
/GP
IO4_
3P
1A
XR
1_2/
GP
IO4_
2P
2
AX
R1_
5/E
PW
M2B
/GP
IO4_
5N
1A
XR
1_4/
EQ
EP
1B/G
PIO
4_4
N2
AX
R1_
10__
GP
IO5_
10N
3A
XR
1_9/
GP
IO4_
9M
1A
XR
1_8/
EP
WM
1A/G
PIO
4_8
M2
AX
R1_
7/E
PW
M1B
/GP
IO4_
7M
3A
XR
1_6/
EP
WM
2A/G
PIO
4_6
M4
AH
CLK
R1/
GP
IO4_
11L1
AC
LKR
1/E
CA
P2/
AP
WM
2/G
PIO
4_12
L2
AF
SR
1/G
PIO
4_13
L3
AM
UT
E0_
_RE
SE
TO
UT
L4
AH
CLK
X1/
EP
WM
0B/G
PIO
3_14
K2
AC
LKX
1/E
PW
M0A
/GP
IO3_
15K
3
AF
SX
1/E
PW
MS
YN
CI/E
PW
MS
YN
C0/
GP
IO4_
10K
4
AM
UT
E1/
EH
RP
WM
TZ
/GP
IO4_
14D
4
AF
SX
0/G
PIO
2_13
/BO
OT
_10
D5
AX
R0_
6/R
MII_
RX
ER
/AC
LKR
2/G
PIO
3_6
D7
AX
R0_
2/R
MII_
TX
EN
/AX
R2_
3/G
PIO
3_2
D8
AF
SR
0/G
PIO
3_12
C4
AC
LKX
0/E
CA
P0/
AP
WM
0/G
PIO
2_12
C5
AX
R0_
5/R
MII_
RX
D1/
AF
SX
2/G
PIO
3_5
C7
AX
R0_
1/R
MII_
TX
D1/
AC
LKX
2/G
PIO
3_1
C8
AC
LKR
0/E
CA
P1/
AP
WM
1/G
PIO
2_15
B4
AH
CLK
X0/
AH
CLK
X2/
US
B_R
EF
CLK
IN/G
PIO
2_11
B5
AX
R0_
8/M
DIO
_D/G
PIO
3_8
B6
AX
R0_
4/R
MII_
RX
D_0
/AX
R2_
1/G
PIO
3_4
B7
AX
R0_
0/R
MII_
TX
D0/
AF
SR
2/G
PIO
3_0
B8
AH
CLK
R0/
RM
II_M
HZ
_50C
LK/G
PIO
2_14
/BO
OT
_11
A4
AX
R0_
11/A
XR
2_0/
GP
IO3_
11A
5
AX
R0_
7/M
DIO
_CLK
/GP
IO3_
7A
6
AX
R0_
3/R
MII_
CR
S_D
V/A
XR
2_2/
GP
IO3_
3A
7
C1
0.1
uF
R1
22
R7
22
C3
.1u
F
R1
82K
U5
SN
74
LV
C1
G0
0D
CK
RG
4
1 2
3
4
5
R1
50
R1
422
R9
22R
10
22
R1
622
U2
SN
74C
BT
LV3
257P
W
1A4
4B1
14
2A7
3B1
11
3A9
4A12
4B2
13
S1
1B1
2
OE
15
3B2
10
1B2
3
2B1
5
2B2
6
VC
C16
GN
D8
RN
3R
PA
CK
4-2
2
12345 6 7 8
R4
22
R1
222
U3
SN
74C
BT
LV3
384P
W
1OE
1
2OE
13
1A1
3
1A2
4
1A3
7
1A4
8
1A5
11
1B1
2
1B2
5
1B3
6
1B4
9
1B5
10
2A1
14
2A2
17
2A3
18
2A4
21
2A5
22
Vcc
24
GN
D12
2B1
15
2B2
16
2B3
19
2B4
20
2B5
23
R5
22
C4
.1u
FR
192K
R1
122
R3
2K
RN
4R
PA
CK
4-2
2
12345 6 7 8
R1
72K
Spectrum Digital, Inc
A-4 OMAP-L137 EVM Technical Reference
5 5
4 4
3 3
2 2
1 1
DD
CC
BB
AA
T_
AX
R0[
0]/R
MII_
TX
D[0
]
T_
AX
R0[
8]/R
MII
_M
DIO
_D
T_
AH
CL
KR
0/R
MII
_M
HZ
_50
T_
AX
R0[
6]/R
MII
_RX
ER
T_
AX
R0[
3]/R
MII
_C
RS
_D
V
T_
AX
R0
[5]/
RM
II_R
XD
[1]
B_R
MII_
TX
D[1
]
B_
RM
II_
CR
S_
DV
B_
RM
II_
RX
D[0
]
B_
RM
II_
RX
ER
T_A
XR
0[2
]/RM
II_T
XE
NT
_A
XR
0[1
]/RM
II_T
XD
[1]
T_
AX
R0
[4]/
RM
II_R
XD
[0]
T_
AX
R0[
7]/R
MII_
MD
IO_C
LK
B_R
MII_
TX
D[0
]
B_
RM
II_
RX
D[1
]
B_
RM
II_T
XE
N
B_
RM
II_
MH
Z_5
0
EX
P_A
HC
LK
R0
EX
P_
AX
R0[
0]E
XP
_A
XR
0[1]
EX
P_
AX
R0[
3]E
XP
_A
XR
0[2]
EX
P_
AX
R0[
4]E
XP
_A
XR
0[5]
EX
P_
AX
R0[
6]
EX
P_
AX
R0[
8]E
XP
_A
XR
0[7]
DS
K_3
V3
DS
K_3
V3
DS
K_3
V3
T_
AX
R0
[8]/
RM
II_
MD
IO_
D2T_
AH
CL
KR
0/R
MII
_M
HZ
_50
2
T_
AX
R0[
0]/R
MII_
TX
D[0
]2
T_
AX
R0[
1]/R
MII_
TX
D[1
]2
T_
AX
R0
[2]/R
MII
_T
XE
N2 T_
AX
R0
[3]/
RM
II_
CR
S_D
V2
T_A
XR
0[4
]/R
MII
_RX
D[0
]2
T_A
XR
0[5
]/R
MII
_RX
D[1
]2
T_
AX
R0[
6]/R
MII
_RX
ER
2
T_A
XR
0[7
]/R
MII
_MD
IO_
CLK
2
SE
L_E
NE
Tn_
MC
AS
P0
14,
27
B_
RM
II_T
XD
[0]
24B
_R
MII
_TX
D[1
]24
B_
RM
II_T
XE
N24
B_
RM
II_C
RS
_D
V24
B_
RM
II_
RX
D[0
]24
B_
RM
II_
RX
D[1
]24
B_
RM
II_M
HZ
_50
24
EX
P_A
XR
0[8
]27
EX
P_A
HC
LKR
02
7
EX
P_A
XR
0[0
]27
EX
P_A
XR
0[1
]27
EX
P_A
XR
0[2
]27
EX
P_A
XR
0[3
]27
EX
P_A
XR
0[4
]27
EX
P_A
XR
0[5
]27
EX
P_A
XR
0[6
]27
EX
P_A
XR
0[7
]27
BO
OT
_D
ISA
BL
E2
,14
,16
,19
,31
BO
OT
_DIS
AB
LE
n2
,4,5
,8,1
6,1
9,2
7,3
1
B_
RM
II_
MD
IO_
CL
K24
B_
RM
II_M
DIO
_D
24
Siz
e:
Da
te:
DW
G N
OR
evi
sio
n:
Sh
eet
of
Titl
e:
Pa
ge
Co
nte
nts
:
B
SP
EC
TR
UM
DIG
ITA
L IN
CO
RP
OR
AT
ED
5113
42-0
001
Mo
nd
ay,
No
vem
ber
24
, 2
00
83
32
B
OM
AP
-L13
7 E
VM
Eth
ern
et
Mu
xes
FUNCTION TABLE
INPUTS INPUTS/OUTPUTS FUNCTION
S2 S1 S0 A1 A2
L L L Z Z Disconnect
L L H B1 Z A1 port = B1 port
L H L B2 Z A1 port = B2 port
L H H Z B1 A2 port = B1 port
H L L Z B2 A2 port = B2 port
H L H Z Z Disconnect
H H L B1 B2 A1 port = B1 port/A2 port = B2 port
H H H B2 B1 A1 port = B2 port/ A2 port = B1 port
C8
.01
uF
R2
02K
R2
136
0R
22
1K
U8
SN
74C
BT
LV1
621
2DG
GR
S1
56
GN
D.2
19
1A1
2
11A
125
1B1
54
1B2
53
GN
D.1
8
VC
C.1
17
GN
D.3
38
GN
D.4
49
S2
55
2A1
4
3A1
6
4A1
9
5A1
11
6A1
13
7A1
15
8A1
18
9A1
21
10A
123
12A
127
1A2
3
2A2
5
3A2
7
4A2
10
5A2
12
6A2
14
7A2
16
8A2
20
S0
1
2B1
52
3B1
50
9B1
36
4B1
47
5B1
45
6B1
43
7B1
41
8B1
39
10B
134
2B2
51
3B2
48
4B2
46
5B2
44
6B2
42
7B2
40
8B2
37
11B
231
12B
229
9A2
22
10A
224
11A
226
12A
228
11B
132
12B
130
9B2
35
10B
233
U6 S
N7
4L
VC
1G
08
DC
KR
G4
1 24
5 3 U7 S
N74
LV
C1
G0
2D
CK
R
1 24
5 3
C7
0.1
uF
C6
0.1
uF
R2
336
0
C5
0.1
uF
Spectrum Digital, Inc
A-5
5 5
4 4
3 3
2 2
1 1
DD
CC
BB
AA
AX
R0
_10
AX
R0
_9
T_S
PI1
_EN
An
UA
RT
0_T
XD
_I2
C0
_S
CL
UA
RT
0_
RX
D_I
2C0
_SD
A
AX
R0_
9
AX
R0_
10U
AR
T0
_TX
D_I
2C0
_SC
L
UA
RT
0_R
XD
_I2
C0_
SD
A
T_S
PI1
_SC
Sn
VC
C_3
V3
VC
C_
3V
3
DS
K_
3V3
DS
K_
3V3
DS
K_3
V3
DS
K_3
V3
DS
K_
3V3
DS
K_
3V3
DS
K_3
V3
DS
K_3
V3
SP
I1_
CLK
5,1
4 SP
I1_S
IMO
5
SP
I0_
CLK
14
,16 S
PI0
_SIM
O1
4,16
BO
OT
MO
DE
[1]
14
,16
BO
OT
MO
DE
[0]
14
,16
BO
OT
MO
DE
[2]
14
,16
BO
OT
MO
DE
[3]
14
,16
BO
OT
MO
DE
[7]
5,1
4
SP
I1_S
OM
I5
T_
SP
I1_E
NA
n5
T_S
PI1
_SC
Sn
5
EX
P_A
XR
0_10
27
EX
P_A
XR
0_9
27
EX
P2_
UA
RT
1_T
XD
28
EX
P2
_UA
RT
1_R
XD
28
SE
L_E
XP
2_U
AR
T1
14,
28
SP
I0_S
OM
I1
4,16
SP
I0_
EN
An
14,1
6
SP
I0_
SC
Sn
16
I2C
0_
SC
L1
6,2
2,2
4,2
7,28
,30
I2C
0_
SD
A1
6,2
2,2
4,2
7,2
8,3
0E
XP
2_T
MP
64P
0_O
UT
12
28
EX
P2_
TM
P64
P0_
IN12
28
BO
OT
_DIS
AB
LE
n2
,3,5
,8,1
6,1
9,2
7,3
1B
OO
T_
DIS
AB
LEn
2,3
,5,8
,16
,19
,27
,31
SE
L_E
XP
2_T
IME
R1
4,2
8
Siz
e:
Da
te:
DW
G N
OR
evi
sio
n:
Sh
eet
of
Titl
e:
Pa
ge
Co
nte
nts
:
A
SP
EC
TR
UM
DIG
ITA
L IN
CO
RP
OR
AT
ED
5113
42-0
001
Mo
nd
ay,
No
vem
ber
24
, 2
00
84
32
B
OM
AP
-L13
7 E
VM
Se
ria
l I/O
R2
8N
O-P
OP
R2
620
K
U9
SN
74C
BT
LV3
257P
W
1A4
4B1
14
2A7
3B1
11
3A9
4A12
4B2
13
S1
1B1
2
OE
15
3B2
10
1B2
3
2B1
5
2B2
6
VC
C16
GN
D8
OM
AP
L13
7ZK
B
U1-
9
SP
I0_C
LK/E
QE
P1I
/GP
IO5_
2/B
OO
T_2
T5
SP
I1_C
LK/E
QE
P1S
/GP
IO5_
7/B
OO
T_7
T6
UA
RT
0_R
XD
/I2C
0_S
DA
/TM
64P
0_IN
12/G
PIO
5_8/
BO
OT
_8R
3
SP
I1_E
NA
n/U
AR
T2_
RX
D/G
PIO
5_12
R4
SP
I0_E
NA
n/U
AR
T0_
CT
Sn/
EQ
EP
0A/G
PIO
5_3/
BO
OT
_3R
5
SP
I0_S
OM
I/EQ
EP
0I/G
PIO
5_0/
BO
OT
_0R
6
UA
RT
0_T
XD
/I2C
0_S
CL/
TM
64P
0_O
UT
12/G
PIO
5_9/
BO
OT
_9P
3
SP
I1_S
CS
n/U
AR
T2_
TX
D/G
PIO
5_13
P4
SP
I1_S
OM
I/I2C
1_S
CL/
GP
IO5_
5/B
OO
T_5
P5
SP
I0_S
IMO
/EQ
EP
0S/G
PIO
5_1/
BO
OT
_1P
6
SP
I0_S
CS
n/U
AR
T0_
RT
Sn/
EQ
EP
0B/G
PIO
5_4/
BO
OT
_4N
4
SP
I1_S
IMO
/I2C
1_S
DA
/GP
IO5_
6/B
OO
T_6
N5
UA
RT
1_T
XD
/AX
R0_
10/G
PIO
3_10
D6
UA
RT
1_R
XD
/AX
R0_
9/G
PIO
3_9
C6
RN
8R
PA
CK
4-2
2
12345 6 7 8
R3
122
R46
2K
R3
8N
O-P
OP
R3
4N
O-P
OP
C9
0.1
uF
U1
0
SN
74C
BT
LV3
257
PW
1A4
4B1
14
2A7
3B1
11
3A9
4A12
4B2
13
S1
1B1
2
OE
15
3B2
10
1B2
3
2B1
5
2B2
6
VC
C16
GN
D8
R3
6N
O-P
OP
R4
72
K
R4
22
.2K
R3
222
R3
922
R3
720
K
R4
32
.2K
R4
436
0R
45
360
R3
3N
O-P
OP
R4
02
.2K
C1
0
0.1
uF
R3
520
K
R2
722
R3
022
R2
52
0K
RN
7R
PA
CK
4-2
2
12345 6 7 8
R41
2.2
K
R2
922
R2
420
K
Spectrum Digital, Inc
A-6 OMAP-L137 EVM Technical Reference
5 5
4 4
3 3
2 2
1 1
DD
CC
BB
AA
T_
SP
I1_
SC
Sn
T_
SP
I1_
EN
An
VC
C_
3V
3
VC
C_
3V
3
SE
L_S
PI1
_EX
P2
28
UA
RT
2_R
XD
18
UA
RT
2_T
XD
18
SE
L_S
PI1
_EX
P1
27
T_
SP
I1_
EN
An
4
T_
SP
I1_
SC
Sn
4
SP
I1_
SO
MI
4
SP
I1_
CL
K4
,14 S
PI1
_SIM
O4
EX
P_S
PI1
_SO
MI
27
EX
P1_
SP
I1_C
LK27
EX
P1_
SP
I1_S
IMO
27
EX
P2_
SP
I1_
SO
MI
28
EX
P2_
SP
I1_C
LK28
EX
P2_
SP
I1_S
IMO
28
SE
L_S
PI1
_EX
P2_
B28
BO
OT
_D
ISA
BL
En
2,3
,4,8
,16
,19
,27
,31
BO
OT
_DIS
AB
LEn
2,3
,4,8
,16,
19,2
7,3
1
EX
P1
_SP
I1_E
NA
n2
7E
XP
2_S
PI1
_EN
An
28
EX
P1_
SP
I1_S
CS
n27
EX
P2_
SP
I1_S
CS
n28
Siz
e:
Da
te:
DW
G N
OR
evi
sio
n:
Sh
eet
of
Titl
e:
Pa
ge
Co
nte
nts
:
A
SP
EC
TR
UM
DIG
ITA
L IN
CO
RP
OR
AT
ED
5113
42-0
001
Mo
nd
ay,
No
vem
ber
24
, 2
00
85
32
B
OM
AP
-L13
7 E
VM
SP
I M
UX
ING
R4
83
60
U12
74C
BT
LV32
53
1B1
6
1B2
5
1B3
4
1B4
3
2B1
10
2B2
11
2B3
12
2B4
13
2OE
15
S0
14
1A7
2A9
10E
1
S1
2V
IN16
GN
D8
C1
1
0.1
uF
R5
02K
R51
2K
U1
1
SN
74C
BT
LV32
57P
W
1A4
4B1
14
2A7
3B1
11
3A9
4A12
4B2
13
S1
1B1
2
OE
15
3B2
10
1B2
3
2B1
5
2B2
6
VC
C16
GN
D8
R4
92K
C1
2
0.1
uF
Spectrum Digital, Inc
A-7
5 5
4 4
3 3
2 2
1 1
DD
CC
BB
AA
US
B_
SH
IELD
US
B_
SH
IEL
D
US
B_
SH
IEL
D
US
B_
SH
IEL
D
US
B_
SH
IEL
D
US
B0
_D
P
US
B0
_DM
CP
U_
1V8
CP
U_
3V3
DS
K_3
V3
VC
C_
5V
DS
K_
3V3
DS
K_3
V3
DS
K_3
V3
ON
_B
D_
OF
F_
BD
8,1
4
T_A
CLK
X0
2,2
7
Siz
e:
Da
te:
DW
G N
OR
evi
sio
n:
Sh
eet
of
Titl
e:
Pa
ge
Co
nte
nts
:
B
SP
EC
TR
UM
DIG
ITA
L IN
CO
RP
OR
AT
ED
5113
42-0
001
Mo
nd
ay,
No
vem
ber
24
, 2
00
86
32
B
OM
AP
-L13
7 E
VM
PR
IMU
S U
SB
2.0
IN
TE
RF
AC
E
FULLSIZE B CONNECTOR
FULLSIZE A CONNECTOR
MICRO A-B CONNECTOR
THESE FOOTPRINTS ARE OVERLAYED
ONLY 1 OF 3 IS POPULATED AT 1 TIME
Differential Pair
J2C
US
B-m
icro
/A/B
co
nn
ect
or
VB
US
-A1A
D-
2A
D+
3A
GN
D4A
SH
IELD
33
SH
IELD
44
R5
50
.02
C2
7.2
2u
F
C1
50
.1u
F
C2
20
.1u
F
E1 NF
M2
1P
C47
4R
1C
3D
13
2
OM
AP
L13
7ZK
B
U1
-7
US
B0_
VS
SA
33H
4
US
B0_
VD
DA
33H
5
US
B0_
DM
G4
US
B0_
VS
SA
F3
US
B0_
DP
F4
US
B0_
VD
DA
18E
3
US
B0_
DR
VV
BU
S/G
PIO
4_15
E4
US
B0_
IDD
2
US
B0_
VB
US
D3
US
B0_
VD
DA
12C
3
C2
70.1
uF
U5
5
TP
D2E
001D
RL
IO1
3IO
25
VCC1 GND 4
NC
.22
C2
640
.1u
F
L59
3
BLM
18A
G12
1SN
1D
C2
01
uF
L1B
LM
21P
G22
1SN
1
C2
10
.00
1uF
C1
80
.1u
F
J1
HE
AD
ER
2
1 2
L59
4B
LM18
AG
121S
N1D
C1
70
.00
1uF
TP
1V
BU
S
C2
30
.01
uF
U5
97
4C
BT
LV
1G
125
CR
G4
3
4
5
2
1
U13
TP
S20
65D
OU
T1
8IN
12
GN
D1
EN 4
OCn 5
IN2
3O
UT
27
OU
T3
6
R5
610
K
+
C1
46
.8uF
R5
310
K
E2
NF
M2
1P
C4
74
R1C
3D
13
2
R5
4N
O-P
OP
R5
210
0K
+ C1
31
0u
F
R3
91
1M
+
C1
610
0uF
TP
2V
BU
S_
OC
n2
R5
70
.02
PT
P8
HE
AD
ER
2
11
22
C2
6N
O-P
OP
R5
8N
O-P
OP
C2
41
uF
J2
B
US
B-m
icro
/A/B
co
nn
ect
or
AT
TA
CH
1B
D-
2B
D+
3B
GN
D4B
SH
IELD
11
SH
IELD
22
C19
0.0
1u
F
J2
A
US
B-m
icro
/A/B
co
nn
ect
or
VB
US
1AB
D-
2AB
D+
3AB
GN
D5A
B
SHIELD5 5
ID4A
B
SHIELD6 6
SHIELD7 7
SHIELD8 8
MH1 9
MH2 10
C2
66 .1u
F
PT
P7
HE
AD
ER
2
11
22
R5
9N
O-P
OP
Spectrum Digital, Inc
A-8 OMAP-L137 EVM Technical Reference
5 5
4 4
3 3
2 2
1 1
DD
CC
BB
AA
US
B1
_S
H
US
B_
DP
US
B_
DM
US
B1
_S
H
CP
U_1
V8
CP
U_3
V3
DS
K_
3V3
VC
C_5
V
ON
_B
D_
US
B_
DR
V8
ON
_B
D_
US
B_
OV
C8
Siz
e:
Da
te:
DW
G N
OR
evi
sio
n:
Sh
eet
of
Titl
e:
Pa
ge
Co
nte
nts
:
A
SP
EC
TR
UM
DIG
ITA
L IN
CO
RP
OR
AT
ED
5113
42-0
001
Mo
nd
ay,
No
vem
ber
24
, 2
00
87
32
B
OM
AP
-L13
7 E
VM
US
B 1
.0 H
OS
T I
NT
ER
FA
CE
Differential Route 90 ohms
R61
10K
R3
921M
R6
40
.02
C3
70
.01u
F
R60
100K
R1
20
15K
TP
4V
BU
S
C3
50
.00
1uF
OM
AP
L13
7Z
KBU1
-8
US
B1_
VD
DA
33C
1
US
B1_
VD
DA
18C
2U
SB
1_D
MB
3
US
B1_
DP
A3
PT
P9
HE
AD
ER
2
11
22
R6
30
.02
R6
21
0K
U1
4T
PS
2065
D
OU
T1
8IN
12
GN
D1
EN 4
OCn 5
IN2
3O
UT
27
OU
T3
6
C3
81
uF
C3
30
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Spectrum Digital, Inc
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A-12 OMAP-L137 EVM Technical Reference
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A-14 OMAP-L137 EVM Technical Reference
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A-16 OMAP-L137 EVM Technical Reference
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5113
42-0
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Mo
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24
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Spectrum Digital, Inc
A-17
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Siz
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5113
42-0
001
Mo
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No
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24
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816
32
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Spectrum Digital, Inc
A-18 OMAP-L137 EVM Technical Reference
5 5
4 4
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1 1
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Siz
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Sh
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5113
42-0
001
Mo
nd
ay,
No
vem
ber
24
, 2
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32
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Spectrum Digital, Inc
A-19
5 5
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Siz
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te:
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G N
OR
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sio
n:
Sh
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of
Titl
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Pa
ge
Co
nte
nts
:
A
SP
EC
TR
UM
DIG
ITA
L IN
CO
RP
OR
AT
ED
5113
42-0
001
Mo
nd
ay,
No
vem
ber
24
, 2
00
818
32
B
OM
AP
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7 E
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Spectrum Digital, Inc
A-20 OMAP-L137 EVM Technical Reference
5 5
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020
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120
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420
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520
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620
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Siz
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Da
te:
DW
G N
OR
evi
sio
n:
Sh
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of
Titl
e:
Pa
ge
Co
nte
nts
:
B
SP
EC
TR
UM
DIG
ITA
L IN
CO
RP
OR
AT
ED
5113
42-0
001
Mo
nd
ay,
No
vem
ber
24
, 2
00
819
32
B
OM
AP
-L13
7 E
VM
SD
/MM
C C
AR
D M
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FUNCTION TABLE
INPUTS INPUTS/OUTPUTS FUNCTION
S2 S1 S0 A1 A2
L L L Z Z Disconnect
L L H B1 Z A1 port = B1 port
L H L B2 Z A1 port = B2 port
L H H Z B1 A2 port = B1 port
H L L Z B2 A2 port = B2 port
H L H Z Z Disconnect
H H L B1 B2 A1 port = B1 port/A2 port = B2 port
H H H B2 B1 A1 port = B2 port/ A2 port = B1 port
U2
9 1G
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1 24
5 3
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70
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533
60
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39
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51
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40.0
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31
SN
74C
BT
LV
1621
2D
GG
R
S1
56
GN
D.2
19
1A1
2
11A
125
1B1
54
1B2
53
GN
D.1
8
VC
C.1
17
GN
D.3
38
GN
D.4
49
S2
55
2A1
4
3A1
6
4A1
9
5A1
11
6A1
13
7A1
15
8A1
18
9A1
21
10A
123
12A
127
1A2
3
2A2
5
3A2
7
4A2
10
5A2
12
6A2
14
7A2
16
8A2
20
S0
1
2B1
52
3B1
50
9B1
36
4B1
47
5B1
45
6B1
43
7B1
41
8B1
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85
0.4
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880
.01u
F
R2
131
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1%
R2
30
0
C1
950
.47
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C1
780
.47
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C1
800
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C1
91
0.2
2u
F
C1
940.
22
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C1
93
0.2
2u
F
R2
22
0
R2
170
C1
79
18
pF
R2
261
0K
1%
C1
870
.01
uF
TIP
RING
SLEEVE
P14
PH
ON
OJA
CK
_ST
5 2 1
U4
0
TP
A48
61D
SH
UT
DO
WN
1
BY
PA
SS
2
IN+
3
IN-
4
VO
15
VD
D6
GN
D7
V02
8
C1
760
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R22
8N
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OP
C1
840
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19
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92
0.4
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FC
19
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SLEEVE
P15
PH
ON
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5 2 1
R21
520
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R2
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R2
29
0
R21
41
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%
C1
96
0.0
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R2
210
R2
27
10
K 1
%
R3
90
0
R23
20
R2
24
10K
C1
970
.01
uF
C18
90
.1u
F
Spectrum Digital, Inc
A-25
5 5
4 4
3 3
2 2
1 1
DD
CC
BB
AA
P1
AN
EN
P1
FF
C
P1S
PD
P1D
PX
P2S
PD
P2D
PX
HW
PO
VR
AD
VF
C
P2M
DIX
P2
MD
IXD
ISP
2F
FC
RX
P1
RX
P2
TXM
2TX
P2
RX
M2
RX
M1
TXP
1TX
M1
P1
LED
2
P2
LED
2
P1
LED
3
P2
LED
3
P2
AN
EN
DS
K_3
V3
DS
K_3
V3
DS
K_
3V3
DS
K_
3V3
DS
K_
3V3
DS
K_3
V3
RX
P1
26
RX
P2
26
RX
M1
26
TXM
226
RX
M2
26
TXP
226
TXP
126
TXM
126
P2
LED
326
P1
LED
226
P1
LED
326
P2
LED
226
B_R
MII
_MD
IO_
D3
EN
ET
_RE
SE
T31B_
RM
II_
MD
IO_
CL
K3
B_
RM
II_
MH
Z_
503
B_
RM
II_
RX
D[0
]3
B_
RM
II_
RX
D[1
]3 B
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MII_
TX
EN
3
B_
RM
II_T
XD
[0]
3B
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MII
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D[1
]3
B_
RM
II_
CR
S_D
V3
I2C
0_
SD
A4
,16
,22
,27
,28
,30
I2C
0_
SC
L4
,16
,22
,27
,28
,30
Siz
e:
Da
te:
DW
G N
OR
evi
sio
n:
Sh
eet
of
Titl
e:
Pa
ge
Co
nte
nts
:
B
SP
EC
TR
UM
DIG
ITA
L I
NC
OR
PO
RA
TE
D
5113
42-0
001
Mo
nd
ay,
No
vem
ber
24
, 2
00
824
32
B
OM
AP
-L13
7 E
VM
KS
Z8
89
3MQ
L E
TH
ER
NE
T/P
HY
/SW
ITC
H
NOT
POPULATE FOR RMII
Differential Pair
Differential Pair
Differential Pair
Differential Pair
PS1 = 0, PS0 = 1 (I2C slave mode)
R23
31
K
R3
330
C2
00N
O-P
OP
TP
16T
ES
T P
OIN
T1
R2
434
9.9
R2
3422
0
R2
38
49
.9
R2
4022
0
R2
532
K
R24
5N
O-P
OP
R26
5N
O-P
OP
R3
890
R2
44N
O-P
OP
R2
76
NO
-PO
P
R2
712
KR
26
92K
R2
67N
O-P
OP
R2
500
R25
7N
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OP
R2
79N
O-P
OP
R2
59
2K
R24
92K R
282
NO
-PO
P
R2
3922
0
R2
81
NO
-PO
P
R2
54
2K
R2
62N
O-P
OP
R2
663
.01K
R25
6N
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OP
R26
1N
O-P
OP
R2
75
2K
U4
2
50.0
00 M
Hz
VC
C4
EN
1G
ND
2
OU
T3
R23
74
9.9
C1
98
0.0
1u
F
R2
63
2K
TP
14T
ES
T P
OIN
T1
R2
602K
R2
55
NO
-PO
P
Y3
NO
-PO
P
TP
13T
ES
T P
OIN
T1
C1
99N
O-P
OP
R2
72N
O-P
OP
R2
46N
O-P
OP
R2
51N
O-P
OP
R2
70N
O-P
OP
R2
3522
0
TP
15T
ES
T P
OIN
T1
R2
68
2K
R2
832
KR
288
NO
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P
R25
2N
O-P
OP
R2
85
NO
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P
R27
310
K
R2
424
9.9
R2
47
NO
-PO
P
R2
77N
O-P
OP
R2
414
9.9
R2
862
K
U4
1A
KS
Z88
93M
QL
P1L
ED
21
P1L
ED
12
P1L
ED
03
P2L
ED
24
P2L
ED
15
P2L
ED
06
AD
VF
C12
P2A
NE
N13
P2S
PD
14
P2D
PX
15
P2F
FC
16
P2L
ED
320
LED
SE
L123
P1L
ED
325
RM
II_E
N26
HW
PO
VR
27
P2M
DIX
DIS
28
P2M
DIX
29
P1A
NE
N30
P1S
PD
31
P1D
PX
32
P1F
FC
33
PW
RD
N36
FX
SD
144
RX
P1
45
RX
M1
46
TX
P1
48
TX
M1
49
RX
M2
52
RX
P2
53
TX
M2
55
TX
P2
56
ISE
T61
PS
010
1
PS
110
0
SP
IS_N
99
SD
A98
SC
L97
SP
IQ96
MD
IO95
MD
C94
SC
ON
F0
89
SC
ON
F1
88
SC
RS
87
SC
OL
86
SM
RX
D0
85
SM
RX
D1
84
SM
RX
D2
83
SM
RX
D3
82
SM
RX
DV
81
SM
RX
C80
SM
TX
C/R
EF
CLK
77
SM
TX
ER
76
SM
TX
D0
75
SM
TX
D1
74
SM
TX
D2
73
SM
TX
D3
72
SM
TX
EN
71
LED
SE
L070
RS
T_N
67
X2
66
X1
65
R2
87N
O-P
OP
R2
80
NO
-PO
PR
274
NO
-PO
P
R2
58
NO
-PO
P
R2
84
NO
-PO
P
R2
64
2KR2
48
2K
R2
362
.2K
R27
8N
O-P
OP
Spectrum Digital, Inc
A-26 OMAP-L137 EVM Technical Reference
5 5
4 4
3 3
2 2
1 1
DD
CC
BB
AA
EN
ET
_VD
DIO
EN
ET
_VD
DC
EN
ET
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2
EN
ET
_VD
DA
TR
EN
ET
_VD
DA
EN
ET
_VD
DA
PE
NE
T_1
V2
EN
ET
_1V
2
DS
K_3
V3
DS
K_3
V3
DS
K_3
V3
DS
K_3
V3
Siz
e:
Da
te:
DW
G N
OR
evi
sio
n:
Sh
eet
of
Titl
e:
Pa
ge
Co
nte
nts
:
A
SP
EC
TR
UM
DIG
ITA
L IN
CO
RP
OR
AT
ED
5113
42-0
001
Mo
nd
ay,
No
vem
ber
24
, 2
00
825
32
B
OM
AP
-L13
7 E
VM
KS
Z88
93
MQ
L E
TH
ER
NE
T P
OW
ER
C2
07
0.1
uF
C2
09
0.1
uF
L21
BL
M21
PG
221
SN
1D12
+C
20
3
10
0uF
C2
18
0.0
01u
F
R2
93
1K
L22
BL
M2
1PG
221S
N1D
12
R2
911
K
R2
99
NO
-PO
PC
219
0.1
uF
+C
21
7
10
uF
/ 1
6V
C2
13
0.1
uF
C2
22
0.1
uF
C2
08
0.1
uF
R2
9010
0
R2
96
NO
-PO
P
C2
16
0.1
uF
R2
95
NO
-PO
P
U4
1B
KS
Z8
893M
QL
DG
ND
.17
NC
.11
11
NC
.99
NC
.10
10
VD
DIO
.18
VD
DC
.122
DG
ND
.221
NC
.17
17
NC
.18
18
NC
.19
19
NC
.24
24
NC
.34
34
NC
.35
35
VD
DA
.138
AG
ND
.137
AG
ND
.447
VD
DA
TX
50
AG
ND
.342
VD
DA
.243
AG
ND
.658
TE
ST
159
TE
ST
260
VD
DA
RX
51
AG
ND
.239
VD
DA
.357
AG
ND
.554
VD
DA
P63
AG
ND
.864
AG
ND
.762
UN
US
ED
.68
68
UN
US
ED
.69
69
DG
ND
.378
VD
DIO
.279
DG
ND
.490
VD
DC
.291
UN
US
ED
.102
102
UN
US
ED
.93
93U
NU
SE
D.9
292
SC
AN
EN
128
TE
ST
EN
127
UN
US
ED
.126
126
UN
US
ED
.125
125
UN
US
ED
.124
124
VD
DC
.312
3
DG
ND
.612
2
UN
US
ED
.121
121
UN
US
ED
.120
120
UN
US
ED
.119
119
UN
US
ED
.118
118
UN
US
ED
.117
117
UN
US
ED
.116
116
UN
US
ED
.115
115
UN
US
ED
.114
114
UN
US
ED
.113
113
UN
US
ED
.112
112
UN
US
ED
.111
111
UN
US
ED
.110
110
UN
US
ED
.109
109
UN
US
ED
.108
108
VD
DIO
.310
7
DG
ND
.510
6
UN
US
ED
.105
105
UN
US
ED
.104
104
UN
US
ED
.103
103
MU
X1
40
MU
X2
41
R2
94N
O-P
OP
+C
20
2
10
uF
+C
21
4
47
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C2
05
0.1
uF
+C
220
10
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R3
031K
L20
BL
M2
1P
G22
1SN
1D1
2
+C
22
1
10
uF
C2
24
0.1
uF
R3
01N
O-P
OP
R3
02
1K
R2
92
10K
+C
20
1
10
uF
R2
891K
L19
BL
M2
1P
G22
1SN
1D
12
R2
97N
O-P
OP
+C
212
10
uF
L23
BL
M2
1PG
221S
N1D
12
R2
98N
O-P
OP
C2
15
0.0
1u
F
C2
10
0.1
uF
R3
00
NO
-PO
P
+C
21
1
10
uF
C2
06
0.1
uF
C22
3
0.1
uF
C20
4
0.1
uF
Spectrum Digital, Inc
A-27
5 5
4 4
3 3
2 2
1 1
DD
CC
BB
AA
TXP
1
RX
M1
TXP
2
RX
M2
TXM
1
RX
P1
TXM
2
RX
P2
GN
D_E
_EN
ET
GN
D_E
_EN
ET
DS
K_3
V3
EN
ET
_V
DD
AT
R
GN
D_E
_EN
ET
GN
D_E
_EN
ET
DS
K_3
V3
EN
ET
_V
DD
AT
R
RX
P1
24
RX
P2
24
RX
M1
24
TXM
22
4
RX
M2
24
TXP
22
4
TXP
12
4
TXM
12
4
P2
LED
32
4
P1
LE
D2
24
P1
LE
D3
24
P2
LED
22
4
Siz
e:
Da
te:
DW
G N
OR
evi
sio
n:
Sh
eet
of
Titl
e:
Pa
ge
Co
nte
nts
:
A
SP
EC
TR
UM
DIG
ITA
L IN
CO
RP
OR
AT
ED
5113
42-0
001
Mo
nd
ay,
No
vem
ber
24
, 2
00
826
32
B
OM
AP
-L13
7 E
VM
KS
Z88
93M
QL
ET
HE
RN
ET
PO
RT
S
SILKSCREEN:
ETHERNET
SILKSCREEN:
ETHERNET
Differential Pair
Differential Pair
Differential Pair
Differential Pair
C2
32
0.1
uF
P9
RJ4
5 H
AL
O H
FJ1
1-2
450E
-L2
1
TX
D-C
T4
NC
17
GN
D8
TX
D+
1
TX
D-
2
RX
D+
3
RX
D-
6R
XD
-CT
5
SH2 SH2SH1 SH1
LED
2-12
LED
2+11
LED
1-10
LED
1+9
MH1 MH1
MH2 MH2
R3
11
49.9
R3
05
49.9
R30
44
9.9
C22
6
100
0p
F 2
kV
C2
29
0.1
uF
P10
RJ4
5 H
AL
O H
FJ1
1-2
450E
-L2
1
TX
D-C
T4
NC
17
GN
D8
TX
D+
1
TX
D-
2
RX
D+
3
RX
D-
6R
XD
-CT
5
SH2 SH2SH1 SH1
LED
2-12
LED
2+11
LED
1-10
LED
1+9
MH1 MH1
MH2 MH2
R3
07
49.9
R30
84
9.9
R31
04
9.9
C23
0
100
0p
F 2
kV
C2
25
0.1
uF
+C
23
1
10
uF
R30
64
9.9
+C
22
7
10
uF
C2
28
0.1
uF
R3
09
49.9
Spectrum Digital, Inc
A-28 OMAP-L137 EVM Technical Reference
5 5
4 4
3 3
2 2
1 1
DD
CC
BB
AA
T_
AX
R1[
6]T
_A
XR
1[7]
T_
AX
R1[
8]T
_A
XR
1[9]
T_
AX
R1[
10]
T_
AX
R1[
11]
T_A
MU
TE
0
T_A
CLK
X0
EX
P1_
AF
SX
0
T_
AC
LK
R0
T_
AF
SR
0
T_A
CL
KR
1
T_A
FS
R1
T_
AX
R1[
1]T
_A
XR
1[2]
T_
AX
R0
_11
/AX
R2_
0/G
PIO
3_11
T_A
MU
TE
1
VC
C_
5V
VC
C_
5V
VC
C_
5VV
CC
_5
V
DS
K_
3V3
T_
AX
R1[
10]
2T
_A
XR
1[11
]2
T_
AX
R1[
8]2
T_
AX
R1[
6]2
T_
AX
R1[
7]2
T_
AX
R1[
9]2
EX
P_A
CLK
X1
2
EX
P_A
XR
1[0]
2
T_A
CL
KX
02
,6
T_A
MU
TE
02
EX
P_A
XR
0[5]
3
EX
P_A
XR
0[0]
3E
XP
_AX
R0[
1]3
EX
P_A
XR
0[3]
3E
XP
_AX
R0[
4]3
EX
P_A
XR
0[2]
3
EX
P_A
HC
LKR
03
EX
P_A
HC
LKX
12
EX
P_A
FS
X1
2
T_
AC
LKR
02
T_
AF
SR
02
T_
AC
LKR
12
T_
AF
SR
12
T_A
XR
1[1
]2
T_A
XR
1[2
]2
EX
P_A
XR
1[5]
2
EX
P_S
PI1
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MI
5
SE
L_E
NE
Tn
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AS
P0
3,1
4
EX
P_A
XR
0[6]
3E
XP
_AX
R0[
7]3
EX
P_
AX
R0[
8]3
EX
P1_
AM
UT
E2
8A
HC
LK
R2
8
SE
L_S
PI1
_EX
P1
5
EX
P1
_SP
I1_S
IMO
5E
XP
1_S
PI1
_CLK
5
T_
AX
R0
_11/
AX
R2_
0/G
PIO
3_11
2E
XP
1_A
XR
0_1
58
EX
P1_
AX
R0
_12
8
EX
P1_
AX
R0
_14
8E
XP
1_A
XR
0_1
38
EX
P_A
XR
0_10
4E
XP
_AX
R0_
94
EX
P_A
XR
1[3]
2E
XP
_AX
R1[
4]2
EX
P1_
SE
L_M
CA
SP
12
I2C
0_
SC
L4
,16
,22
,24
,28,
30I2
C0
_S
DA
4,1
6,2
2,2
4,2
8,3
0
T_A
FS
X0
2
BO
OT
_D
ISA
BLE
n2
,3,4
,5,8
,16,
19
,31
T_
AH
CL
KR
12
EX
P_R
ES
ET
n2
8,2
9,3
1
T_A
MU
TE
12
EX
P1
_SP
I1_E
NA
n5
EX
P1_
SP
I1_S
CS
n5
Siz
e:
Da
te:
DW
G N
OR
evi
sio
n:
Sh
eet
of
Titl
e:
Pa
ge
Co
nte
nts
:
A
SP
EC
TR
UM
DIG
ITA
L IN
CO
RP
OR
AT
ED
5113
42-0
001
Mo
nd
ay,
No
vem
ber
24
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Mounting holes 0.250 pad 0.125 drill
Z2
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11
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12
2
33
44
55
66
77
88
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1313
1414
1515
1616
1717
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2121
2222
2323
2424
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2626
2727
2828
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3131
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3636
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6060
6161
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6767
6868
6969
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7373
7474
7575
7676
7777
7878
7979
8080
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8585
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Spectrum Digital, Inc
A-29
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SP
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DIG
ITA
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CO
RP
OR
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5113
42-0
001
Mo
nd
ay,
No
vem
ber
24
, 2
00
828
32
B
OM
AP
-L13
7 E
VM
EX
PA
NS
ION
2
Mounting holes 0.250 pad 0.125 drill
P12
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20-
01-L
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12
2
33
44
55
66
77
88
99
1010
1111
1212
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1414
1515
1616
1717
1818
1919
2020
2121
2222
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2424
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2626
2727
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4040
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41
Spectrum Digital, Inc
A-30 OMAP-L137 EVM Technical Reference
5 5
4 4
3 3
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Sh
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of
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:
B
SP
EC
TR
UM
DIG
ITA
L IN
CO
RP
OR
AT
ED
5113
42-0
001
Mo
nd
ay,
No
vem
ber
24
, 2
00
829
32
B
OM
AP
-L13
7 E
VM
EX
PA
NS
ION
3
Mounting holes 0.250 pad 0.125 drill
Z5
1
P13
QS
E-0
40-
01-L
-D-A1
12
2
33
44
55
66
77
88
99
1010
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1313
1414
1515
1616
1717
1818
1919
2020
2121
2222
2323
2424
2525
2626
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2828
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3636
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3838
3939
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6868
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7474
7575
7676
7777
7878
7979
8080
8181
8282
8383
8484
8585
8686
8787
8888
MH
189
MH
290
Spectrum Digital, Inc
A-31
5 5
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ITA
L IN
CO
RP
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5113
42-0
001
Mo
nd
ay,
No
vem
ber
24
, 2
00
830
32
B
OM
AP
-L13
7 E
VM
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025
Spectrum Digital, Inc
A-32 OMAP-L137 EVM Technical Reference
5 5
4 4
3 3
2 2
1 1
DD
CC
BB
AA
DS
K_1
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SY
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OK
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:
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SP
EC
TR
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DIG
ITA
L IN
CO
RP
OR
AT
ED
5113
42-0
001
Mo
nd
ay,
No
vem
ber
24
, 2
00
831
32
B
OM
AP
-L13
7 E
VM
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5433
Spectrum Digital, Inc
A-33
5 5
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DD
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e:
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OR
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sio
n:
Sh
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of
Titl
e:
Pa
ge
Co
nte
nts
:
B
SP
EC
TR
UM
DIG
ITA
L IN
CO
RP
OR
AT
ED
5113
42-0
001
Mo
nd
ay,
No
vem
ber
24
, 2
00
832
32
B
OM
AP
-L13
7 E
VM
PO
WE
R I
N
2.5
MM
JA
CK
SILKSCREEN:
5V IN
ALTERNATE 1.2V Power Supply
Vou
t = ((
R1+
R2)
/R2)
*1.
193
Mounting holes 0.250 pad 0.125 drill
TP
46T
P1
R3
70
360
Z10
1
U5
4
TP
S79
901-
AD
J
EN
3
VO
UT
5
FB
4
VIN
1
GND 2
DS
9L
ED
GR
N
SW
6S
WIT
CH
3
1
6
4
52 78
Q1
FJV
31
09
R
3
1
2
R3
732
20K
1%
F1
F_4
.0A
12
C2
62
10u
F
R3
66
NO
-PO
P
R3
6736
0
TP
34T
P
R3
711
K
C2
60
10
uF
TP
41
TP
1
Z9
1
D1
SM
CJ6
A
R3
691
K
+C
259
47
uF
TP
42T
P1
DS
8L
ED
GR
N
Q2
FJV
310
9R
3
1
2
TP
43
TP
1
C2
61
5.6
pF
DS
7L
ED
GR
N
Z7
1
DS
6L
ED
GR
N
R3
721
5K
1%
TP
44T
P1
TP33
TP-3
0
Z8
1
R3
7422
0
TP45
TP
1
R3
6822
0
J6
RA
SM
712
SLE
EV
ES
HU
NT
CE
NT
ER
Spectrum Digital, Inc
A-34 OMAP-L137 EVM Technical Reference
B-1
Appendix B
Mechanical Information
This appendix contains the mechanical information about the OMAP-L137EVM produced by Spectrum Digital.
Spectrum Digital, Inc
B-2 OMAP-L137 EVM Technical Reference
TH
IS D
RA
WIN
G IS
NO
T T
O S
CA
LE
Printed in U.S.A., November 2008511345-0001 Rev A
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