SPRUJ68 January   2023 AM68

 

  1.   Abstract
  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 EMC, DMI, and ESD Compliance
  4. 2User Interfaces
    1. 2.1 Power Input
      1. 2.1.1 Power Input [J22] With LED for Status [LD2]
      2. 2.1.2 Power Budget Considerations
    2. 2.2 User Inputs
      1. 2.2.1 Board Configuration Settings [SW1]
      2. 2.2.2 Reset Power Down Pushbutton [SW2]
      3. 2.2.3 User Pushbutton [SW3] With User LED Indication [LD3]
    3. 2.3 Standard Interfaces
      1. 2.3.1 Uart-Over-USB [J4 With LED for Status [LD1]
      2. 2.3.2 Gigabit Ethernet [J8] With Integrated LEDs for Status
      3. 2.3.3 JTAG Emulation Interface [J13]
      4. 2.3.4 USB3 1 Gen1 Interfaces [J9] [J11]
      5. 2.3.5 Stacked DisplayPort and HDMI Type A [J12]
      6. 2.3.6 M 2 Key M Connector [J21] for SSD Modules
      7. 2.3.7 MicroSD Card Cage [J19]
    4. 2.4 Expansion Interfaces
      1. 2.4.1 Heatsink [ACC1] With [J15] Fan Header
      2. 2.4.2 CAN-FD Connector(s) [J1] [J2] [J5] [J6]
      3. 2.4.3 Expansion Header [J3]
      4. 2.4.4 Camera Interface 22-Pin Flex Connectors [J16][J17]
      5. 2.4.5 Camera Interface 40-Pin High Speed [J20]
      6. 2.4.6 Automation and Control Connector [J24]
  5. 3Circuit Details
    1. 3.1 Top Level Diagram
    2. 3.2 AM68 SK EVM Interface Mapping
    3. 3.3 I2C Address Mapping
    4. 3.4 GPIO Mapping
    5. 3.5 I2C GPIO Expander Table
    6. 3.6 Identification EEPROM
  6. 4Revision History

3.2 AM68 SK EVM Interface Mapping

Table 3-1 is provided below.

Table 3-1 Interface Mapping Table
Connected Peripheral Processor Resources Components/ Part Numbers
Memory,LPDDR4 DRAM DDR0, DDR1 Micron MT53E2G32D4DE-046 AUT:C
Memory,xSPI NOR Flash MCU_OSPI0 CypressS28HS512TGABHM010
Micro-SDCard Cage MMC1
EEPROM, Board Identification WKUP_I2C0 MicrochipTech AT24C512C
Wired Ethernet MCU_RGMII1, MCU_MDIO Texas Instruments DP83867E
USB Type C + CC Controller USB0(SERDES0) Texas Instruments TUSB321
USB Type A (3x) USB0(SERDES0) Texas Instruments TUSB8041
HDMI DPI0, MCU_I2C1 Texas Instruments TFP410
DisplayPort DSI0, MCU_I2C1 Texas Instruments SN65DSI86
PCIe– M.2 Socket (M-Key 2280) PCIe1 (SERDES0), I2C0
CSIRx Interface CSI0,CSI1, I2C1
UART Terminal (UART-to-USB) WKUP_UART0,MCU_UART0, UART8, UART2 SiliconLabs CP2108
CAN(4x) MCU_MCAN0, MCU_MCAN1, MCAN6, MCAN7 Texas Instruments TCAN1046V
Expansion Header (40-pin) McASP1, MCU_SPI1, UART5, I2C4
Expansion Header (10-pin) MCU_ADC0,RESETs
TestAutomation Header MCU_I2C0