SPRUJ68A January   2023  – October 2025

1.   1
2.   Abstract
3.   Trademarks
4.   4
5. 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
6. 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]
7. 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
8. 4Revision History

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