Raspberry Pi CM4-to-CM3-Board User Guide

  Overview

Raspberry Pi Compute Module 4 CM4 to CM3 Adapter CM3+ Adapter board converted from cm4

  Resource comparison

The adapter board calls CM4 resources

  Onboard resources

• CM4 connector: connect CM4
  

• CM4 working status light: used to judge whether CM4 is working

• MP28164: DC buck-boost chip

• Power supply selection: the resistor on the left - direct power supply; the resistor on the right - power supply after passing through the DC buck-boost chip (default)

• IO level selection: select the IO level of CM4 (3.3V is selected by default)
  

• CM3 interface: used to connect to the CM3 backplane

  Manual

• Schematic

• IO allocation

  Official Manual

• CM4 Core Board Data Sheet

• Raspberry Pi CM4 IO Board Product Brief

• Raspberry Pi CM4 IO Board Datasheet

  Software

• RPiboot_Setup

• Panasonic_SDFormatter-formatting software

• Win32DiskImager-Download image software

• Putty

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