SPRUJB5 February   2024 AM67 , AM67A , TDA4AEN-Q1 , TDA4VEN-Q1

 

  1.   1
  2.   Description
  3.   Get Started
  4.   Features
  5.   Applications
  6.   6
  7. 1Evaluation Module Overview
    1. 1.1 Introduction
    2. 1.2 Kit Contents
    3. 1.3 Device Information
    4. 1.4 Specification
  8. 2Hardware
    1. 2.1 Key Features and Interfaces
    2. 2.2 Power On/Off Procedure
    3. 2.3 Power Input
      1. 2.3.1 Power Input
      2. 2.3.2 Power Budget Considerations
    4. 2.4 User Inputs and Settings
      1. 2.4.1 Boot Configuration Settings
      2. 2.4.2 Board Configuration Settings
      3. 2.4.3 Reset Pushbutton
      4. 2.4.4 User Pushbutton And LEDs
    5. 2.5 Standard Interfaces
      1. 2.5.1 Audio Input/Output
      2. 2.5.2 DisplayPort and HDMI
      3. 2.5.3 Gigabit Ethernet
      4. 2.5.4 JTAG and Emulation
      5. 2.5.5 MicroSD Card Cage
      6. 2.5.6 PCIe Card Module
      7. 2.5.7 UARTs for Terminal and Logging
      8. 2.5.8 USB Interfaces
    6. 2.6 Expansion Interfaces
      1. 2.6.1 Camera Interface, 22-Pin Flex
      2. 2.6.2 Camera Interface, 40-Pin Expansion
      3. 2.6.3 CAN-Bus Interface
      4. 2.6.4 DSI Display Interface
      5. 2.6.5 OLDI/LVDS Display Interface
      6. 2.6.6 User Expansion Header
    7. 2.7 Circuit Details
      1. 2.7.1 Interface Mapping
      2. 2.7.2 I2C Address Mapping
      3. 2.7.3 GPIO Mapping
      4. 2.7.4 I2C GPIO Expander Mapping
      5. 2.7.5 Power Monitoring
      6. 2.7.6 Identification EEPROM
      7. 2.7.7 Memory and Storage
      8. 2.7.8 Power Distribution
  9. 3Hardware Design Files
    1. 3.1 Schematics
    2. 3.2 PCB Layouts
    3. 3.3 Bill of Materials (BOM)
  10. 4Compliance Information
    1. 4.1 Thermal Compliance
    2. 4.2 EMC, EMI, and ESD Compliance
  11. 5Additional Information
    1. 5.1 Known Hardware or Software Issues
    2. 5.2 Trademarks

2.7.4 I2C GPIO Expander Mapping

The EVM uses I2C-based IO expanders for additional GPIO and peripheral control. Table 3-20 explains the functionality of each IO and the default setting.

Table 2-20 IO Expander Mapping Table
IO Expander Port Schematic Net Name Function Dir/ Level Remarks
I2C Bus: I2C0, Addr: 0x23 (TCA6424)

P00

TRC_MUX_SEL

Configures EVM for TRACE (Debug). Impacted functions are primarily Camera, Audio

Output

'0' - Normal Operation ,'1' - TRACE Enabled (default)

P01

OSPI/ONAND_MUX_SEL

Serial Flash Selection

Bi-Dir

'0' - Octal xSPI, '1' - Octal NAND (default selected with configuration switch [SW2])

P02

MCASP1_FET_SEL

McASP1 Audio Selection

Output

'0' - HDMI (default), '1' - Headset/Codec

P03

CTRL_PM_I2C_OE#

Enable Processor Access to Integrated Power Measurement

Output

'0' - Disable (default), '1' - Enable

P04

CSI_VIO_SEL

Camera I2C/GPIO Voltage Level Selection (MIPI defines voltage level for CSI2)

Bi-Dir

'0' - 1.8V IO, '1 '- 3.3V IO (default selected with configuration switch [SW2])

P05

USB2.0_MUX_SEL

USB Selection for Type-C Connector

Output

'0'- USB2.0 (DFP/UFP/DRP) (default), '1'- USB3.0 (DFP)

P06

CSI01_MUX_SEL_2

Camera Selection for CSI Ports 0/1

Output

'0'- 40-pin Camera Expansion [J37] (default),'1'-22-pin Flex Camera [J33, J34]

P07

CSI23_MUX_SEL_2

Camera Selection for CSI Ports 2/3

Output

'0'- 40-pin Camera Expansion [J36] (default),'1'-22-pin Flex Camera [J1, J2]

P10

LMK1_OE1

Clock Enable for 100MHz PCIe (Processor) (Not currently supported, PCIe clock source from Processor)

Output

'0' - Clock Disabled (default), '1' - Clock Enabled

P11

LMK1_OE0

Clock Enable for 100MHz PCIe (PCIe Card) (Not currently supported, PCIe clock source from Processor)

Output

'0' - Clock Disabled (default), '1' - Clock Enabled

P12

LMK2_OE0

Clock Enable for Processor SERDES (Not currently supported, SERDES clock sourced internally from Processor)

Output

'0' - Clock Disabled (default), '1' - Clock Enabled

P13

LMK2_OE1

Clock Enable for DisplayPort Transceiver (Not currently supported, DP clock sourced from dedicated oscillator)

Output

'0' - Clock Disabled (default), '1' - Clock Enabled

P14

GPIO_RGMII1_RST#

Ethernet PHY Reset

Output

'0' - Ethernet is Reset, '1' - Ethernet is NOT Reset (default)

P15

GPIO_AUD_RSTn

Audio Headphone (Codec) Reset

Output

'0' - Audio is Reset (default), '1' - Audio is NOT Reset

P16

GPIO_eMMC_RSTn

eMMC Flash Memory Reset

Output

'0' - Memory is Reset, '1' - Memory is NOT Reset (default)

P17

GPIO_uSD_PWR_EN

Micro SD Card Power Enable

Output

'0' - Card Power is Disabled, '1' - Card Power is Enabled (default)

P20

USER_LED2

User LED [LD5] / Green

Output

'0' - LED is ON, '1' - LED is OFF (default)

P21

MCAN0_STB

CAN-Bus PHY Stand-by [J10]

Output

'0' - Normal Mode, '1' - Standby Mode (default)

P22

PCIe0_1L_RC_RSTz

PCIe Card Reset

Output

See PCIe Specification (PERST#) for more details. (Default = '0')

P23

PCIe0_1L_PRSNT#

PCIe Hot Plug / Card Detect

Input

See PCIe Specification (PRSNT#) for more details. (Default = '1')

P24

ENET1_EXP_SPARE2

Reserved / Ethernet Expansion

Input

Reserved

P25

ENET1_EXP_PWRDN

Reserved / Ethernet Expansion

Output

Reserved

P26

ENET1_I2CMUX_SEL

Reserved / Ethernet Expansion

Output

Reserved

P27

ENET1_EXP_RESETZ

Reserved / Ethernet Expansion

Output

Reserved
I2C Bus: I2C1, Addr: 0x20 (TCA6416)

P00

DSI_Mux_SEL_2

Display Selection for Processor's DSI Port

Output

'0'- DisplayPort [J19] (default), '1'- DSI Expansion [J40]

P01

GPIO_eDP_ENABLE

DisplayPort Transceiver Reset

Output

'0' - DisplayPort is Reset (default), '1' - DisplayPort is NOT Reset

P02

DP0_PWR_SW_EN

DisplayPort Monitor Enable

Output

'0' - Monitor is Disabled (default), '1' - Monitor is Enabled

P03

GPIO_OLDI_RSTn

Display Expansion (OLDI) Panel Reset [J39]

Output

'0' - Panel is Reset (default), '1' - Panel is NOT Reset

P04

GPIO_HDMI_RSTn

HDMI Transceiver Reset

Output

'0' - HDMI is Reset (default), '1' - HDMI is NOT Reset

P05

HDMI_LS_OE

HDMI Monitor Enable

Output

'0' - Monitor is Disabled (default), '1' - Monitor is Enabled

P10

DSI_GPIO0

Display Expansion (DSI) General IO [J40]

Bi-Dir

DSI Panel Specific (Pin 6)

P11

DSI_GPIO1

Display Expansion (DSI) General IO [J40]

Bi-Dir

DSI Panel Specific (Pin 5)

P12

DSI_EDID

Display Expansion (DSI) General IO [J23]

Input

DSI Panel Specific (Pin 3)

P13

IO_eDP_IRQ

DisplayPort Monitor Detect

Input

'0' - No Monitor Detected (default), '1' - Monitor Detected

P14

OLDI_INT#

Display Expansion (OLDI) Panel Interrupt [J39]

Input

'0' - Interrupt Pending, '1' - No Interrupt Pending

P15

HDMI_INTn

HDMI Monitor Detect

Input

'0' - No Monitor Detected (default), '1' - Monitor Detected