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Texas Instruments AM438x ePOS EVM, User Manual, Page: 19 / 25

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Texas Instruments AM438x ePOS EVM User Manual Download Page 19

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Board Connectors

19

SPRUIF8 – June 2017

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Copyright © 2017, Texas Instruments Incorporated

AM438x ePOS EVM Hardware

8.12 Platform Test Header – J35

Table 19

lists the pin details of the platform test header.

Table 19. Platform Test Header Pin Details

Pin No.

Signal Name

Description

1

VBAT

Voltage V

BAT

2

DGND

Digital ground

3

VBAT

Voltage V

BAT

4

DGND

Digital ground

5

V3_3D

Voltage 3.3 V

6

DGND

Digital ground

7

GPIO5_4

GPIO

8

GPIO5_9

GPIO

9

DGND

Digital ground

10

GPIO5_10

GPIO

11

GPIO5_6

GPIO

12

DGND

Digital ground

13

GPIO5_7

GPIO

14

GPIO5_11

GPIO

15

DGND

Digital ground

16

GPIO5_12

GPIO

17

GPIO5_8

GPIO

18

GPIO5_5

GPIO

19

GPIO5_13

GPIO

20

AM438X_AIN5

Analog input 5

21

GNDA_ADC

Analog ground

22

AM438X_AIN4

Analog input 4

23

VDDA_ADC

Voltage ADC

24

AM438X_AIN3

Analog input 3

Summary of Contents for AM438x ePOS EVM

Page 1: ...4 Memories Supported 6 3 5 SDMMC0 6 3 6 10 100 Ethernet 6 3 7 USB 7 3 8 Connectivity 7 3 9 UART 7 3 10 ADC 7 3 11 Smart Card 7 3 12 Camera 7 3 13 Audio 7 3 14 Printer Header 7 3 15 Magnetic Stripe Rea...

Page 2: ...3 AM438x ePOS EVM APM Sense Resistors 9 4 SYSBOOT DIP Switches 9 5 AM438x ePOS EVM EEPROM Data 10 6 AM438x SDMMC0 Connector Pin Details 12 7 AM438x LCD Connector Pin Details 12 8 LCD Capacitive Touch...

Page 3: ...essor subsystem The main elements of the AM438x subsystem are already available on the base board of the EVM The base board gives developers the basic resources needed for most general purpose type pr...

Page 4: ...System View www ti com 4 SPRUIF8 June 2017 Submit Documentation Feedback Copyright 2017 Texas Instruments Incorporated AM438x ePOS EVM Hardware Figure 2 AM438x ePOS EVM Bottom View...

Page 5: ...back Copyright 2017 Texas Instruments Incorporated AM438x ePOS EVM Hardware 3 Functional Blocks Description The AM438x ePOS EVM has a camera board and or wireless add on boards Figure 3 shows the bloc...

Page 6: ...168 ball VFBGA package 3 4 2 NAND Flash The ePOS EVM has a NAND type of flash The part number of the memory device used is MT29F4G08AB which is a 4Gb 512M 8 of flash memory The GPMC signals are used t...

Page 7: ...also be optionally terminated with a DB9 connector and a RS 232 transceiver The RS 232 and DB9 connectors are unpopulated on the board 3 10 ADC The analog inputs to the AM438x device are terminated o...

Page 8: ...l the SmartReflex port and control port on the TPS65218 device For the AM438x processor the following power supplies from the TPS65218 device are used see Table 1 Table 1 AM438x Power Supplies From TP...

Page 9: ...r VDD_CORE and VDD_MPU were selected to give better dynamic range for active power modes rather than sleep or low power modes If power is to be measured for VDD_CORE or VDD_MPU for sleep or low power...

Page 10: ...ard in ASCII 1 4A rev 01 4A Serial number 12 Serial number of the board This is a 12 character string WWYY4P16nnnn where WW 2 digit week of the year of production YY 2 digit year of production nnnn in...

Page 11: ...of the AM438x 6 4 1 HDMI A Silicon Image SIL9022A HDMI transmitter converts the DSS signals to HDMI The HDMI signals are terminated at the HDMI connector J32 part number 10029449 001RLF SIL9022A is c...

Page 12: ...C RS MMC SD 5 MMC0_CLK MMC plus MMC mobile MMC RS MMC SD 6 GND MMC plus MMC mobile MMC RS MMC SD 7 MMC0_D0 MMC plus MMC mobile SD 8 MMC0_D1 MMC plus MMC mobile SD 9 MMC0_D2 MMC plus MMC mobile 10 NC M...

Page 13: ...CD green data 6 22 LCD_GREEN5 LCD green data 5 23 LCD_GREEN4 LCD green data 4 24 LCD_GREEN3 LCD green data 3 25 LCD_GREEN2 LCD green data 2 26 LCD_GREEN1 LCD green data 1 27 LCD_GREEN0 LCD green data...

Page 14: ...AM438x 10 100 Ethernet Pin Details Pin No Signal Name Description 1 ETHER1_RDP Data 1 RX positive 2 ETHER1_RDN Data 1 RX negative 3 VCC Voltage 4 VCC Voltage 5 ETHER1_TDP Data 1 TX positive 6 ETHER1_...

Page 15: ...able 12 lists the pin details of the camera interface header connector Table 12 Camera Interface Header Pin Details Pin No Signal Name Description 1 VBAT Power supply VBAT 2 CAM1_VSYNC Vertical sync 3...

Page 16: ...TX1 Data Transmit1 ve 7 HDMI_TX0 Data Transmit0 ve 8 DAT0_S Data 0 GND 9 HDMI_TX0 Data Transmit0 ve 10 CLK Clock ve 11 Clock_S Clock GND 12 Clock Clock ve 13 HDMICONN_CEC CEC 14 NC NC 15 HDMICONN_I2CS...

Page 17: ...or J27 Table 16 lists the pin details of the smart card connector Table 16 Smart Card Connector Pin Details Pin Name Signal Name Description Sensor1 SMRTCRD1_PRES Smart card present Sensor2 V3_3D Volt...

Page 18: ...r Header Pin Details Pin No Signal Name Description 1 V1_8BAT Voltage 1 8 V 2 V3_3D Voltage 3 3 V 3 GND Reserved 4 RESERVED5 Tamper event signal 5 TM_PIO_0 I O 0 6 TM_PIO_1 I O 1 7 TM_PIO_2 I O 2 8 TM...

Page 19: ...iption 1 VBAT Voltage VBAT 2 DGND Digital ground 3 VBAT Voltage VBAT 4 DGND Digital ground 5 V3_3D Voltage 3 3 V 6 DGND Digital ground 7 GPIO5_4 GPIO 8 GPIO5_9 GPIO 9 DGND Digital ground 10 GPIO5_10 G...

Page 20: ...N3 Magnetic stripe reader analog input 3 5 AM438X_MAGAIN4 Magnetic stripe reader analog input 4 6 AM438X_MAGAIN5 Magnetic stripe reader analog input 5 7 GNDA_MAG Analog ground 8 14 ADC Input Header J3...

Page 21: ...GPIO3 General purpose I O 3 10 NC NC 11 GPIO4 General purpose I O 4 12 NC NC 13 GPIO5 General purpose I O 5 14 NC NC 15 GPIO6 General purpose I O 6 16 NC NC 17 GPIO7 General purpose I O 7 18 NC NC 19...

Page 22: ...VBAT 4 eHRPWM0_A PWM signal 0 A 5 PRINTER_GPIO3 General purpose I O 3 6 eHRPWM0_B PWM signal 0 B 7 PRINTER_GPIO2 General purpose I O 2 8 eHRPWM0_TRIPZONE PWM signal 0 Trip Zone 9 PRINTER_GPIO1 Genera...

Page 23: ...data out 6 AM438X_SPI0_CS0 SPI0 chip select 7 DGND Ground 8 NC NC 8 17 2 SPI Header 2 J30 Table 25 lists the pin details of SPI header 2 Table 25 SPI Header 2 Pin Details Pin No Signal Name Descriptio...

Page 24: ...YSBOOT2 Boot strap bit 2 11 SYSBOOT3 Boot strap bit 3 12 SYSBOOT4 Boot strap bit 4 13 SYSBOOT6 Boot strap bit 6 14 SYSBOOT7 Boot strap bit 7 15 SYSBOOT17 Boot strap bit 17 16 DGND Ground 17 SYSBOOT18...

Page 25: ...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...

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