SPRUJA1 October   2023

 

  1.   1
  2.   Description
  3.   Get Started
  4.   Features
  5.   5
  6. 1Evaluation Module Overview
    1. 1.1 Introduction
    2. 1.2 Kit Contents
    3. 1.3 Specification
    4. 1.4 Device Information
  7. 2Hardware
    1. 2.1  Additional Images
    2. 2.2  Key Features
      1. 2.2.1 Processor
      2. 2.2.2 Power Supply
      3. 2.2.3 Memory
      4. 2.2.4 JTAG/Emulator
      5. 2.2.5 Support Interfaces and Peripherals
      6. 2.2.6 Expansion Connectors/Headers
    3. 2.3  Interface Mapping
    4. 2.4  Power ON/OFF Procedure
      1. 2.4.1 Power ON Procedure
      2. 2.4.2 Power OFF Procedure
      3. 2.4.3 Power Test Points
    5. 2.5  Clocking
      1. 2.5.1 Peripheral Ref Clock
    6. 2.6  Reset
    7. 2.7  CSI Interface
    8. 2.8  Audio Codec Interface
    9. 2.9  HDMI Display Interface
    10. 2.10 JTAG Interface
    11. 2.11 Test Automation Header
    12. 2.12 UART Interface
    13. 2.13 USB Interface
      1. 2.13.1 USB 2.0 Type A Interface
      2. 2.13.2 USB 2.0 Type C Interface
    14. 2.14 Memory Interfaces
      1. 2.14.1 OSPI Interface
      2. 2.14.2 MMC Interfaces
        1. 2.14.2.1 MMC0 - eMMC Interface
        2. 2.14.2.2 MMC1 - Micro SD Interface
        3. 2.14.2.3 MMC2 - M.2 Key E Interface
      3. 2.14.3 Board ID EEPROM
    15. 2.15 Ethernet Interface
      1. 2.15.1 CPSW Ethernet PHY 1 Default Configuration
      2. 2.15.2 CPSW Ethernet PHY 2 Default Configuration
    16. 2.16 GPIO Port Expander
    17. 2.17 GPIO Mapping
    18. 2.18 OLDI Display Interface
    19. 2.19 Power
      1. 2.19.1 Power Requirements
      2. 2.19.2 Power Input
      3. 2.19.3 Power Supply
      4. 2.19.4 Power Sequencing
      5. 2.19.5 AM62x SIP SoC Power
      6. 2.19.6 Current Monitoring
    20. 2.20 EVM User Setup/Configuration
      1. 2.20.1 EVM DIP Switches
      2. 2.20.2 Boot Modes
      3. 2.20.3 User Test LEDs
    21. 2.21 Expansion Headers
      1. 2.21.1 PRU Connector
      2. 2.21.2 User Expansion Connector
      3. 2.21.3 MCU Connector
    22. 2.22 Interrupt
    23. 2.23 I2C Address Mapping
  8. 3Hardware Design Files
  9. 4Compliance Information
    1. 4.1 Compliance and Certifications
  10. 5Additional Information
    1. 5.1 Trademarks

User Expansion Connector

The AM62x SIP SK EVM supports RPi expansion interface using a 40-pin User expansion connector Mfr. Part# PEC20DAAN. Four mounting holes must be oriented with the connector to allow for connection of these boards.

Following interfaces and IOs shall be included on to the 40 pin User Expansion connector.

  • 2x SPI: SPI0 with 2 CS and SPI2 with 3 CS
  • 2x I2C: SoC_I2C0 and SoC_I2C2
  • 1x UART: UART5
  • 2x PWM: EHRPWM0_A, EHRPWM1_B
  • 1x CLK: CLKOUT0
  • 9x GPI0: GPIOs from main domain
  • 5 V and 3.3V supply (current limited to 155 mA and 500 mA)

Each of the power supplies 5 V and 3.3V are current limited to 155 mA and 500 mA, respectively. This is achieved by using two individual load switch TPS22902YFPR and TPS22946YZPR. Enable for the load switches is driven by I2C based GPIO Port expander.

Signals routed from User Expansion connector are listed in the table below.

GUID-20231006-SS0I-8JNH-ZVN6-WS69LNWHSWLK-low.png Figure 2-29 Expansion Connector
Pin Number SoCBall Net Name Pin Multiplexed Signals
1 - VCC3V3_EXP
2 - VCC5V0_EXP
3 K24 SoC_I2C2_SDA GPMC0_CSN3/ GPMC0_A20/ UART4_TXD/MCASP1_AXR5/ TRC_DATA18/ GPIO0_44/ MCASP1_ACLKR
4 - VCC5V0_EXP
5 K22

SoC_I2C2_SCL

GPMC0_CSN2/MCASP1_AXR4/ UART4_RXD/ PR0_PRU0_GPO19/ PR0_PRU0_GPI19/ TRC_DATA17/ GPIO0_43/ MCASP1_AFSR
6 - DGND
7 A18

EXP_CLKOUT0

EXT_REFCLK1/ SYNC1_OUT/ SPI2_CS3/SYSCLKOUT0/ TIMER_IO4/ CLKOUT0/ CP_GEMAC_CPTS0_RFT_CLK/ GPIO1_30/ ECAP0_IN_APWM_OUT
8 E15

EXP_UART5_TXD

UART5_TXD/ TIMER_IO3/ SYNC3_OUT/UART1_RIn/ EQEP2_S/ PR0_UART0_TXD/ GPIO1_25/ MCASP2_AXR1/ EHRPWM_TZn_IN4
9 - DGND
10 C15

EXP_UART5_RXD

UART5_RXD/ TIMER_IO2/ SYNC2_OUT/UART1_DTRn/ EQEP2_I/ PR0_UART0_RXD/ GPIO1_24/ MCASP2_AXR0/ EHRPWM_TZn_IN3
11 B20 EXP_SPI2_CS1 MCASP0_ACLKX/ SPI2_CS1/ECAP2_IN_APWM_OUT/ GPIO1_11/ EQEP1_A
12 E19 EXP_SPI2_CS0/EHRPWM0_A MCASP0_AFSR/SPI2_CS0/ UART1_RXD/ EHRPWM0_A/ GPIO1_13/ EQEP1_S
13 L21

EXP_GPIO0_42

GPMC0_CSn1/ PR0_PRU1_GPO16/PR0_PRU1_GPI16/ MCASP2_AXR15/ PR0_PRU0_GPO18/ PR0_PRU0_GPI18/ TRC_DATA16/ GPIO0_42
14 - DGND
15 L23

EXP_GPIO0_32

GPMC0_ADVn_ALE/ MCASP1_AXR2/PR0_PRU0_GPO9/ PR0_PRU0_GPI9/ TRC_DATA7/ GPIO0_32
16 V25 EXP_GPIO0_38 GPMC0_WAIT1/ VOUT0_EXTPCLKIN/GPMC0_A21/ UART6_RXD/ GPIO0_38/ EQEP2_I
17 - VCC3V3_EXP
18 K25

EXP_GPIO0_39

GPMC0_WPn/ AUDIO_EXT_REFCLK1/GPMC0_A22/ UART6_TXD/ PR0_PRU0_GPO15/ PR0_PRU0_GPI15/ TRC_DATA13/ GPIO0_39
19 B13 EXP_SPI0_D0 SPI0_D0/ CP_GEMAC_CPTS0_HW1TSPUSH/ EHRPWM1_B/ GPIO1_18
20 - DGND
21 B14 EXP_SPI0_D1 SPI0_D1/ CP_GEMAC_CPTS0_HW2TSPUSH/ HRPWM_TZn_IN0/GPIO1_19

22

E24

EXP_GPIO0_14

OSPI0_CSn3/ OSPI0_RESET_OUT0/OSPI0_ECC_FAIL/ MCASP1_ACLKR/ MCASP1_AXR3/ UART5_TXD/ GPIO0_14
23 A14 EXP_SPI0_CLK SPI0_CLK/ CP_GEMAC_CPTS0_TS_SYNC/EHRPWM1_A/ GPIO1_17
24 A13 EXP_SPI0_CS0 SPI0_CS0/ EHRPWM0_A/ PR0_ECAP0_SYNC_IN/GPIO1_15
25 - DGND

26

C13

EXP_SPI0_CS1

SPI0_CS1/ CP_GEMAC_CPTS0_TS_COMP/EHRPWM0_B/ ECAP0_IN_APWM_OUT/ GPIO1_16/ EHRPWM_TZn_IN5

27

A16

SoC_I2C0_SDA

I2C0_SDA/ PR0_IEP0_EDIO_DATA_IN_OUT31/ SPI2_CS2/ TIMER_IO5/ UART1_DSRn/EQEP2_B/ EHRPWM_SOCB/ GPIO1_27/ ECAP2_IN_APWM_OUT

28

B16

SoC_I2C0_SCL

I2C0_SCL/ PR0_IEP0_EDIO_DATA_IN_OUT30/ SYNC0_OUT/ OBSCLK0/ UART1_DCDn/EQEP2_A EHRPWM_SOCA/ GPIO1_26/ ECAP1_IN_APWM_OUT / SPI2_CS0

29

N20

EXP_GPIO0_36

GPMC0_BE1n/ MCASP2_AXR12/PR0_PRU0_GPO13/ PR0_PRU0_GPI13/ TRC_DATA11/ GPIO0_36
30 - DGND

31

L24

EXP_GPIO0_33

GPMC0_OEn_REn/ MCASP1_AXR1/PR0_PRU0_GPO10/ PR0_PRU0_GPI10/ TRC_DATA8/ GPIO0_33

32

M22

EXP_GPIO0_40/PR0_ECAP0_IN_APWM_OUT

GPMC0_DIR/ PR0_ECAP0_IN_APWM_OUT/MCASP2_AXR13/ PR0_PRU0_GPO16/ PR0_PRU0_GPI16/ TRC_DATA14/ GPIO0_40/ EQEP2_S

33

E18

EXP_EHRPWM1_B

MCASP0_AXR0/ PR0_ECAP0_IN_APWM_OUT/AUDIO_EXT_REFCLK0/ PR0_UART0_TXD/ EHRPWM1_B/ GPIO1_10/ EQEP0_I
34 - DGND

35

A19

EXP_SPI2_D1/ECAP2_IN_APWM_OUT

MCASP0_AXR2/ SPI2_D1/ UART1_RTSn/UART6_TXD/ PR0_IEP0_EDIO_DATA_IN_OUT29/ ECAP2_IN_APWM_OUT/ PR0_UART0_TXD/ GPIO1_8/ EQEP0_B

36

B18

EXP_SPI2_CS2

MCASP0_AXR1/ SPI2_CS2/ECAP1_IN_APWM_OUT/ PR0_UART0_RXD/ EHRPWM1_A/ GPIO1_9/ EQEP0_S

37

M21

EXP_GPIO0_41

GPMC0_CSn0/ MCASP2_AXR14/PR0_PRU0_GPO17/ PR0_PRU0_GPI17/ TRC_DATA15/ GPIO0_41

38

B19

EXP_SPI2_D0

MCASP0_AXR3/ SPI2_D0/ UART1_CTSn/UART6_RXD/ PR0_IEP0_EDIO_DATA_IN_OUT28/ ECAP1_IN_APWM_OUT/ PR0_UART0_RXDGPIO1_7 EQEP0_A
39 - EXP_HAT_DETECT
40 A20 EXP_SPI2_CLK MCASP0_ACLKR/SPI2_CLK/ UART1_TXD/ EHRPWM0_B/ GPIO1_14/ EQEP1_I