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SPRUII2 – November 2017

AM437x IDK Evaluation Hardware

User's Guide

SPRUII2 – November 2017

AM437x IDK Evaluation Hardware

This document describes the hardware architecture of the AM437x industrial development kit (IDK), part
number TMDSIDK437x, which is based on the AM437x processor from TI.

Contents

Introduction

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Functional Block Description

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User Interfaces

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Pin Use Description

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Board Connectors

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PCB Guideline Deviations

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List of Figures

AM437x Industrial EVM

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AM437x Industrial EVM Block Diagram

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List of Tables

AM437x Power Supplies From Buck Regulators

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Other Power Supplies

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AM437X Industrial EVM I

C Bus Addresses

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AM437x Industrial EVM EEPROM Data

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LEDs

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AM437x EXP0 Host Connector – J16

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AM437x EXP1 I/O Connector – J1

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Micro SD Connector Pin Details

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10/100 PRU Ethernet1 Pin Details

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10/100/1000 Gb Ethernet Pin Details

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USB Micro AB Connector

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AM437x Analog Input Connector

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AM437x Camera Connector

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AM437x eQEP Interface Connector

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AM437x EN DAT Interface Connector

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PCB Guidelines Deviations

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Trademarks

Code Composer Studio is a trademark of Texas Instruments.

Summary of Contents for AM437x

Page 1: ... List of Figures 1 AM437x Industrial EVM 2 2 AM437x Industrial EVM Block Diagram 3 List of Tables 1 AM437x Power Supplies From Buck Regulators 4 2 Other Power Supplies 4 3 AM437X Industrial EVM I2 C Bus Addresses 5 4 AM437x Industrial EVM EEPROM Data 5 5 LEDs 7 6 AM437x EXP0 Host Connector J16 8 7 AM437x EXP1 I O Connector J1 9 8 Micro SD Connector Pin Details 10 9 10 100 PRU Ethernet1 Pin Details...

Page 2: ...can interface to other processors or systems and act as a communication gateway in this case In addition the IDK can directly operate as a standard remote I O system or simple sensor connected to an industrial communication network The embedded emulation logic allows for emulation and debugging using standard development tools such as Code Composer Studio from TI by using the supplied USB cable Th...

Page 3: ...the resources on the board surround the AM437x processor to provide development capabilities for hardware and software See the AM437x data sheet and TRM for details about the processor There are system configuration signals SYSBOOT0 to SYSBOOT18 that can be set on the EVM using resistors to define some startup parameters on the AM437x processor See Section 2 5 for more details 2 2 Clocks The main ...

Page 4: ...he power on LED D2 is on if the 3 3 V power is available The power sequencing requirements of the AM437X processor see the AM437x data sheet are handled automatically by the TPS386000 Power Supervisor chip 2 4 2 Power Management The AM437x Industrial EVM uses the buck converters and power supervisor IC for power management The I2C0 on the AM437x is used to control the TPS62362 buck converter For t...

Page 5: ...62362 buck regulator I2C0 0x60 Clock synthesizer I2C0 0x65 LED driver I2C2 0x60 2 5 3 I2 C ID Memory The Industrial EVM has a dedicated I2 C EEPROM which contains specific identity and configuration information for that board In addition there is available space in each memory for user specific configuration information The part number of the memory device is CAT24C256WI G Table 4 AM437x Industria...

Page 6: ...ils on the data in this memory 2 7 4 SD MMC0 The SD MMC connector on the Industrial EVM is a microSD connector part number SCHA5B0200 This is a standard SD MMC Card type of connector It is connected to the MMC0 port of the AM437x processor Check the AM437x data sheet and TRM for supported card types densities 2 8 10 100 Ethernet PRU Controlled Ports The Industrial EVM has two 10 100 Ethernet trans...

Page 7: ...erfaces 3 1 LEDs Two RGY LEDs U1 and U2 are used in the EVM and it is driven by the LCD signals mentioned in Table 5 Table 5 LEDs Signal Name LED Color AM437X_LCD_PCLK U1 Red AM437X_LCD_AC_BIAS_EN U1 Green AM437X_LCD_VSYNC U1 Yellow AM437X_LCD_HSYNC U2 Red AM437X_CAM1_WEN U2 Green AM437X_CAM1_DATA2 U2 Yellow 3 2 Industrial Inputs For industrial 24 V digital inputs a SN65HVS882 serializer is used t...

Page 8: ...put 5 Board Connectors These sections list the board connectors 5 1 Host Expansion Header J16 Table 6 lists the Host Expansion header J16 pin descriptions Table 6 AM437x EXP0 Host Connector J16 Pin No Signal Description 1 V3_3D 3 3 V power 2 V5_0D 5 0 V power 3 SD_CLKOUT SD clock out 4 AM437X_eHRPWM0B PWM 0B signal 5 SD_CLKIN SD clock in 6 AM437X_eHRPWM0_SYNCI PWM sync input 7 SD_DATA_IN0 SD data ...

Page 9: ...6 42 eQEP2_STROBE eQEP2 strobe 43 MTR_FAULT MTR fault 44 eQEP2_INDEX eQEP2 index 45 AM437X_PROFI_TXD Profibus transmit 46 eQEP2A_IN eQEP2A in 47 AM437X_PROFI_RXD Profibus receive 48 eQEP2B_IN eQEP2B in 49 PROF_TXENABLE Profibus transmit enable 50 HDQ HDQ 51 eQEP1_STROBE eQEP1 strobe 52 eQEP0_STROBE eQEP0 strobe 53 eQEP1_INDEX eQEP1 index 54 eQEP0_INDEX eQEP0 index 55 eQEP1B_IN eQEP1B in 56 PRU0_EN...

Page 10: ...21 DRAIN2 Digital output 2 22 DRAIN3 Digital output 3 23 DRAIN4 Digital output 4 24 DRAIN5 Digital output 5 25 DRAIN6 Digital output 6 26 DRAIN7 Digital output 7 27 V5_0D 5 V power 28 V5_0D 5 V power 29 DGND Ground 30 DGND Ground 31 AM437X_AIN0 Analog input 0 32 AM437X_AIN4 Analog input 4 33 AM437X_AIN1 Analog input 1 34 AM437X_AIN5 Analog input 5 35 AM437X_AIN2 Analog input 2 36 AM437X_AIN6 Analo...

Page 11: ...ative 3 V3_3D_PRUETH0JCK Power 4 V3_3D_PRUETH0JCK Power 5 PRUETHER0_TDP Ethernet data TX positive 6 PRUETHER0_TDN Ethernet data TX negative 7 NC Not connected 8 GND Ground 9 V3_3D Active LED power 10 ACTLED Active LED signal 11 V3_3D Link LED power 12 LINKLED Link LED signal 5 5 Gigabit Ethernet Port J4 Table 10 lists the Gigabit Ethernet port J4 pin descriptions Table 10 10 100 1000 Gb Ethernet P...

Page 12: ...ADC1 Input Connector J2 pin descriptions Table 12 AM437x Analog Input Connector Pin No Signal Description 1 AIN6 Analog input 6 2 AIN7 Analog input 7 3 AGND Analog ground 5 8 Camera Connector J5 Table 13 lists the Camera Connector J5 pin descriptions Table 13 AM437x Camera Connector Pin No Signal Description 1 AGND Analog ground 2 SENSOR_SIO_D Sensor serial IO D 3 V2_8A Power supply 2 8 V 4 SENSOR...

Page 13: ...e Table 14 lists the connector pin details Table 14 AM437x eQEP Interface Connector Pin No Signal Description 1 V5_0D Power supply 5 V 2 EQEP0A_IN EQEP0A input 3 EQEP0B_IN EQEP0B input 4 EQEP0_INDEX EQEP0 index 5 EQEP0_STROBE EQEP0 strobe 6 DGND Digital ground 5 10 EN DAT Interface Connector J10 The EN DAT signals are converted as RS485 signals and terminated in a 8 pin female socket J10 43K1A231 ...

Page 14: ...DDS_DDR bulk bypass total capacitance 20 μF minimum Table 5 37 Two 10 µF capacitors required but only one 10 µF capacitor used Due to space constraints 5 DDR3 bulk bypass capacitor 2 count devices minimum Table 5 37 One device 22 µF capacitor used Due to space constraints 6 DDR3 bulk bypass total capacitance 20 μF minimum Table 5 37 One 22 µF capacitor used Due to space constraints 7 VDDS_DDR HS b...

Page 15: ...y set forth above or credit User s account for such EVM TI s liability under this warranty shall be limited to EVMs that are returned during the warranty period to the address designated by TI and that are determined by TI not to conform to such warranty If TI elects to repair or replace such EVM TI shall have a reasonable time to repair such EVM or provide replacements Repaired EVMs shall be warr...

Page 16: ...the user guide with the maximum permissible gain and required antenna impedance for each antenna type indicated Antenna types not included in this list having a gain greater than the maximum gain indicated for that type are strictly prohibited for use with this device Concernant les EVMs avec antennes détachables Conformément à la réglementation d Industrie Canada le présent émetteur radio peut fo...

Page 17: ...ed loads Any loads applied outside of the specified output range may also result in unintended and or inaccurate operation and or possible permanent damage to the EVM and or interface electronics Please consult the EVM user guide prior to connecting any load to the EVM output If there is uncertainty as to the load specification please contact a TI field representative During normal operation even ...

Page 18: ...COST OF REMOVAL OR REINSTALLATION ANCILLARY COSTS TO THE PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES RETESTING OUTSIDE COMPUTER TIME LABOR COSTS LOSS OF GOODWILL LOSS OF PROFITS LOSS OF SAVINGS LOSS OF USE LOSS OF DATA OR BUSINESS INTERRUPTION NO CLAIM SUIT OR ACTION SHALL BE BROUGHT AGAINST TI MORE THAN TWELVE 12 MONTHS AFTER THE EVENT THAT GAVE RISE TO THE CAUSE OF ACTION HAS OCCURRED 8 2 Specif...

Page 19: ... TI Resource NO OTHER LICENSE EXPRESS OR IMPLIED BY ESTOPPEL OR OTHERWISE TO ANY OTHER TI INTELLECTUAL PROPERTY RIGHT AND NO LICENSE TO ANY TECHNOLOGY OR INTELLECTUAL PROPERTY RIGHT OF TI OR ANY THIRD PARTY IS GRANTED HEREIN including but not limited to any patent right copyright mask work right or other intellectual property right relating to any combination machine or process in which TI product...

Page 20: ...Mouser Electronics Authorized Distributor Click to View Pricing Inventory Delivery Lifecycle Information Texas Instruments TMDSIDK437X ...

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