RPI-CM4-expansion-board-dat

Expansion Board

IO Expansion board

Functions

• nRPIBOOT = pin 93 = RPI-OS-dat

RPI CM4IO Board

• full scale large size image - https://pi4j.com/1.3/images/pi4j-rpi-cm4-header.png

ref

• https://www.raspberrypi.com/products/compute-module-4-io-board/
• datasheet https://datasheets.raspberrypi.com/cm4/cm4-datasheet.pdf
• kicad file -

Variation Board

• RMP-RPI-CM4-dat

• RPI-CM4-POE

• RPI-CM4-POE_4G

• RPI-CM4-Base_ETH2
• RPI-CM4-NANO

RPI-CM4-Base_B

• SCH - Tech-dat/SBC-dat/RPI-dat/RPI-CM4-expansion-board-dat/CM4-IO-BASE-B_V4_SchDoc.pdf

minimum carrier board

• Small carrier board for Raspberry Pi CM4 - mincab
• Minimal_carrier_board_for_CM4

periperal

• protocol HDMI-dat - M2-dat - CSI-dat - DSI-dat - SDIO-dat

• network ethernet-dat

• misc fan-driver-dat

• power supply dcdc-down-dat

• USB USB-switch-dat - type-c-dat - USB-hub-dat

• VDDIO

• Mode select

• LEDs

ref

• RPI-CM4-expansion-board

• official clone - https://oshwlab.com/stateblood/compute-module-4