SparkFun MicroMod Main Board - Double Processor Board

The DEV-18576 board is a double processor baseboard with the M.2 MicroMod connector to interface two MicroMod Processor Board. The Main Board includes one USB-C connector for power and programming of the Processor Board. Two buttons for reset and boot are also populated on the board. Also included on the board is a 2A resettable fuse and 3.3V/1A voltage regulator.

• Input Voltage Range

  • 5V via USB C Connector
  • ~3.7V to 4.2V via LiPo Battery Connector
• Built-in Resettable PTC Fuse (Rated 5V/2A)
• AP7361C 3.3V Voltage Regulator (Rated 1A)
• Integrated MCP73831 Single Cell LiPo Charge Circuit

  • Adjustable Charge Rates via DIP Switch
    • 100mA
    • 166mA
    • 500mA
• Ports

  • 1x USB Type C Connector
  • 1x 2-Pin JST Connector
  • M.2 Connectors
    • 1x MicroMod Processor Board
    • 2x MicroMod Function Boards
  • 2x Qwiic Enabled I2C
  • 1x MicroSD Card Socket
  • 1x SWD 2x5 Header
• Buttons

  • 1x Reset
  • 1x Boot
• LEDs

  • 1x VIN
  • 1x 3.3V
  • 1x CHG
• Jumpers
  • MEAS
  • PTC
  • 3.3V EN (for Main Board)
  • VIN LED
  • 3.3V LED
  • Alt PWR EN0 (for Function Board 0)
  • Alt PWR EN0 (for Function Board 1)

• Schematic
• Eagle Files
• Board Dimensions
• Hookup Guide
• Qwiic Info Page
• GitHub Hardware Repo