SPRUJ93 august   2023

 

  1.   1
  2.   Description
  3.   Features
  4.   4
  5. 1Evaluation Module Overview
    1.     Preface: Read This First
      1. 1.1.1 Sitara™ MCU+ Academy
      2. 1.1.2 If You Need Assistance
      3. 1.1.3 Important Usage Notes
    2. 1.1 Introduction
    3. 1.2 Kit Contents
    4. 1.3 Specification
    5. 1.4 Device Information
    6. 1.5 HSEC 180-pin Control Card Docking Station
    7. 1.6 Security
  6. 2Hardware
    1. 2.1  Functional Block Diagram
    2. 2.2  Component Identification
    3. 2.3  Power Requirements
      1. 2.3.1 Power Input Using USB Type-C Connector
      2. 2.3.2 Power Status LEDs
      3. 2.3.3 Power Tree
      4. 2.3.4 Power Sequence
      5. 2.3.5 PMIC
    4. 2.4  Reset
    5. 2.5  Clock
    6. 2.6  Boot Mode Selection
    7. 2.7  JTAG Path Selection
    8. 2.8  Header Information
    9. 2.9  GPIO Mapping
    10. 2.10 Push Buttons
    11. 2.11 Test Points
    12. 2.12 Interfaces
      1. 2.12.1  Memory Interface
        1. 2.12.1.1 QSPI
        2. 2.12.1.2 Board ID EEPROM
      2. 2.12.2  Ethernet Interface
        1. 2.12.2.1 RGMII
        2. 2.12.2.2 PRU-ICSS
        3. 2.12.2.3 LED Indication in RJ45 Connector
      3. 2.12.3  I2C
      4. 2.12.4  Industrial Application LEDs
      5. 2.12.5  SPI
      6. 2.12.6  UART
      7. 2.12.7  MCAN
      8. 2.12.8  FSI
      9. 2.12.9  JTAG
      10. 2.12.10 Test Automation Header
      11. 2.12.11 LIN
      12. 2.12.12 MMC
      13. 2.12.13 ADC and DAC
    13. 2.13 HSEC Pinout and Pinmux Mapping
  7. 3Software
    1. 3.1 SDK Installation
  8. 4Hardware Design Files
  9. 5Additional Information
    1. 5.1 Trademarks
    2. 5.2 E1 Design Hardware Modifications
  10. 6References
    1. 6.1 Reference Documents
    2. 6.2 Other TI Components Used in This Design

2.9 GPIO Mapping

Table 2-12 GPIO Mapping Table
SI No. GPIO Description GPIO Pin Name Functionality Net Name Active Status
1 Interrupt To SoC GPIO21 LIN2_RXD Interrupt SOC_INTn LOW
2 Interrupt To DP83826E GPIO66 EPWM12_A Interrupt ICSSM2_PWDN/INTn LOW
3 Interrupt To DP83TG720_01 GPIO67 EPWM11_B Interrupt RGMII1_INT LOW
4 Interrupt To DP83TG720_02 GPIO68 EPWM12_B Interrupt ICSSM1_INT LOW
5 User Defined LED GPIO20 LIN2_TXD GPIO USER_LED0 PREFERABLE
6 PMIC DIAG OUT TO SoC GPIO1 QSPI0_CSn1 GPIO PMIC_DIAG_OUT LOW
IO Expander 01
7 Standby input to CAN tranciever P00 GPIO MCAN1_STB High
8 Enable control to clock buffer P01 Enable CLK_BUF_EN High
9 Select line for ICSSM Mux 1 P02 Mux Selection ICSSM1_MUX_SEL PREFERABLE
10 Select line for ICSSM Mux 2 P03 Mux Selection ICSSM2_MUX_SEL PREFERABLE
11 Reset input to DP83869_01 P04 Reset GPIO_RGMII1_RST LOW
12 Reset input to DP83869_02 P05 Reset GPIO_ICSSM1_RST LOW
13 Reset input to DP83826E P06 Reset GPIO_ICSSM2_RST LOW
14 Enable control to SD load switch P07 Load SW Enable GPIO_uSD_PWR_EN High
15 User Defined LED P10 GPIO USER_LED1 PREFERABLE
16 Select line for I2C0 MUX P11 Mux Selection I2C0_MUX_SEL PREFERABLE
17 Select line for SPI1 MUX P12 Mux Selection SPI1_MUX_SEL PREFERABLE
18 Enable control to 1.7V LDO P13 LDO Enable VPP_LDO_EN PREFERABLE
19 Select line for MDIO/MDC MUX P14 Mux Selection MDIO/MDC_MUX_SEL PREFERABLE
20 Select line for LIN/UART MUX P15 Mux Selection LIN_MUX_SEL PREFERABLE
21 Select line for ADC MUX P16 Mux Selection ADC1_MUX_SEL PREFERABLE
22 Select line for ADC MUX P17 Mux Selection ADC2_MUX_SEL PREFERABLE