SPRUJ70A January   2023  – March 2024 AM69

 

  1.   1
  2.   Trademarks
  3. 1Introduction
    1. 1.1 Inside the Box
    2. 1.2 Key Features and Interfaces
    3. 1.3 Thermal Compliance
    4. 1.4 Electrostatic Discharge (ESD) Compliance
  4. 2User Interfaces
    1. 2.1 Power Input
      1. 2.1.1 Power Input [J24] With LED for Status [LD4]
      2. 2.1.2 Power Budget Considerations
    2. 2.2 User Inputs
      1. 2.2.1 Board Configuration Settings [SW2]
      2. 2.2.2 Reset Pushbutton [SW3]
      3. 2.2.3 User Pushbutton [SW1] With User LED Indication [LD5]
    3. 2.3 Standard Interfaces
      1. 2.3.1 UART-Over-USB [J6] With LED for Status [LD1]
      2. 2.3.2 Gigabit Ethernet [J10] With Integrated LEDs for Status
      3. 2.3.3 On-Board JTAG/Emulator [J13] with optional External Interface [J15]
      4. 2.3.4 USB3.1 Gen1 Interfaces [J11] [J14]
      5. 2.3.5 Stacked DisplayPort and HDMI Type A [J16]
      6. 2.3.6 PCIe Connector [J3] for PCIe Card Modules
      7. 2.3.7 M.2 Key M Connector [J12] for SSD Modules
      8. 2.3.8 M.2 Key E Connector [J23] for Wi-Fi Networking Modules
      9. 2.3.9 MicroSD Card Cage [J32]
    4. 2.4 Expansion Interfaces
      1. 2.4.1 Heatsink [ACC] With [J22] Fan Header
      2. 2.4.2 CAN-FD Connector(s) [J4] [J5] [J8] [J9]
      3. 2.4.3 Expansion Header [J27]
      4. 2.4.4 Camera Interface, 22-Pin Flex Connectors [J1] [J2]
      5. 2.4.5 Camera Interface, 40-Pin High Speed [J31] [J30]
      6. 2.4.6 Automation and Control Connector [J17]
  5. 3Circuit Details
    1. 3.1 Top Level Diagram
    2. 3.2 Interface Mapping
    3. 3.3 I2C Address Mapping
    4. 3.4 GPIO Mapping
    5. 3.5 I2C GPIO Expander Mapping
    6. 3.6 Identification EEPROM
  6. 4Revision History

3.4 GPIO Mapping

The General Purpose IOs of processor are segmented into two major groups as WKUP/MCU and MAIN, and are used interchangeably for this design. Table 3-3 describes the IO mapping to the EVM peripherals and provides the default settings.

Table 3-3 GPIO Mapping Table
Processor Pin Name GPIO Function Dir/Level Remarks
MCU_OSPI0_CSn1 WKUP_GPIO0_28 Enable for eFUSE Programming Supply Output

0’– Disabled (Default)

‘1’– Enabled
MCU_OSPI0_CSn2 WKUP_GPIO0_29 GPIO signal for CSI EXPANSION Connector Bi-Dir

CSI2 Expansion Board

Specific (Pin 6)
MCU_OSPI1_CLK WKUP_GPIO0_31 GPIO signal for CSI EXPANSION Connector Bi-Dir

CSI2 Expansion Board

Specific (Pin 8)
MCU_OSPI1_LBCLKO WKUP_GPIO0_32 GPIO signal for CSI EXPANSION Connector Bi-Dir

CSI0/1 Expansion Board

Specific (Pin 6)
MCU_OSPI1_DQS WKUP_GPIO0_33 GPIO signal for CSI EXPANSION Connector Bi-Dir

CSI2 Expansion Board

Specific (Pin 18)
MCU_OSPI1_D0 WKUP_GPIO0_34 GPIO signal for CSI EXPANSION Connector Bi-Dir

CSI2 Expansion Board

Specific (Pin 20)
MCU_OSPI1_D1 WKUP_GPIO0_35 GPIO signal for CSI EXPANSION Connector Bi-Dir

CSI0/1 Expansion Board

Specific (Pin 22)
MCU_OSPI1_D2 WKUP_GPIO0_36 GPIO signal for CSI EXPANSION Connector Bi-Dir

CSI0/1 Expansion Board

Specific (Pin 8)
MCU_OSPI1_D3 WKUP_GPIO0_37 GPIO signal for CSI EXPANSION Connector Bi-Dir

CSI0/1 Expansion Board

Specific (Pin 18)
MCU_OSPI1_CSn0 WKUP_GPIO0_38 GPIO signal for CSI EXPANSION Connector Bi-Dir

CSI0/1 Expansion Board

Specific (Pin 20)
MCU_OSPI1_CSn1 WKUP_GPIO0_39 GPIO signal for CSI EXPANSION Connector Bi-Dir

CSI2 Expansion Board

Specific (Pin 22)
MCU_SPI0_CLK WKUP_GPIO0_54 MUX Select Output

‘0’ – A to B1 port selected

‘1’ – A to B2 port selected
MCU_SPI0_D0 WKUP_GPIO0_55 User LED Output

‘0' – LED [LD5] is OFF

(default)

'1' – LED [LD5] is ON
MCU_SPI0_D1 WKUP_GPIO0_69 System Power Down Output

'0' - Normal Operation

(default)

'1' - System Power

Down/Off
MCU_SPI0_CS0 WKUP_GPIO0_70 Camera #1 Flex Signal (GPIO) Bi-Dir Camera Specific (Pin 18)
WKUP_GPIO0_10 WKUP_GPIO0_10 HDMI Monitor Enable Output

‘0’ – Power Down

‘1’ – Normal Operation

(default)
WKUP_GPIO0_14 WKUP_GPIO0_14 HDMI Transceiver Enable Output

‘0’ - Power Down (default)

‘1’ - Normal Operation
WKUP_GPIO0_49 WKUP_GPIO0_49 40 pin Expansion Header (GPIO) Bi-Dir

Expansion Board Specific

(Pin 15)
PMIC_POWER_EN1 WKUP_GPIO0_88 Camera #0 Flex Signal (GPIO) Bi-Dir Camera Specific (Pin 18)
WKUP_GPIO0_56 WKUP_GPIO0_56 40 pin Expansion Header (GPIO) Bi-Dir

Expansion Board Specific

(Pin 29)
WKUP_GPIO0_57 WKUP_GPIO0_57 40 pin Expansion Header (GPIO) Bi-Dir

Expansion Board Specific

(Pin 31)
MCU_ADC1_AIN0 WKUP_GPIO0_79 Test Automation Interrupt #1 Input

‘0’ - To Be Defined by User

‘1’ - To Be Defined by User

(default)
MCU_ADC1_AIN1 WKUP_GPIO0_80 Test Automation Interrupt #2 Input

‘0’ - To Be Defined by User

‘1’ - To Be Defined by User

(default)
MCU_ADC1_AIN2 WKUP_GPIO0_81 Ethernet PHY Interrupt Input

‘0’ – Active Interrupt Request

‘1’ – No Interrupt Request

(default)
MCU_ADC1_AIN3 WKUP_GPIO0_82 SW1 Pushbutton Input

‘0’ – SW1 is Pressed

‘1’ – SW1 is NOT Pressed

(default)
MCU_ADC1_AIN4 WKUP_GPIO0_83 Power Management IC Interrupt Input

‘0’– Active Interrupt Request

‘1’– No Interrupt Request

(default)
MCU_ADC1_AIN5 WKUP_GPIO0_84 ENET Expansion Header Interrupt Input
MCU_ADC1_AIN6 WKUP_GPIO0_85 GPIO Expander Interrupt Input
WKUP_GPIO0_66 WKUP_GPIO0_66 40 pin Expansion Header (GPIO) Bi-Dir

Expansion Board Specific

(Pin 7)
WKUP_GPIO0_67 WKUP_GPIO0_67 40 pin Expansion Header (GPIO) Bi-Dir

Expansion Board Specific

(Pin 22)
EXTINTn GPIO0_0 HDMI Monitor Detect Input

Active High Signal

‘0’ – No Monitor Detected

(default)

‘1’ – Monitor Detected
MCAN13_TX GPIO0_3 40 pin Expansion Header (GPIO) Bi-Dir

Expansion Board Specific

(Pin 16)
MCAN13_RX GPIO0_4 Display Port Monitor Enable Output

‘0’ – Monitor is Disabled

(default)

‘1’ – Monitor is Enabled
MCAN1_TX GPIO0_27 40 pin Expansion Header (GPIO) Bi-Dir

Expansion Board Specific

(Pin 37)
MCASP0_AXR8 GPIO0_36 40 pin Expansion Header (GPIO) Bi-Dir Expansion Board Specific (Pin 13)
ECAP0_IN_APWM_OUT GPIO0_49 SD Card IO Voltage Selection Output

‘0’ – SD Card IO Voltage is 1.8V

‘1’ – SD Card IO Voltage is

3.3V (default)