CM4-IO-BASE-A: Mini Base Board (A) for Raspberry Pi CM4
Compact base board for the Raspberry Pi Compute Module 4, breaking out common interfaces in a small footprint. Requires CM4 module (not included).
Pinout
One grouped source record is expanded into separate logical pads where unambiguous; physical placement is not implied.
- 3.3VHeader pinsType · Power
- 5VHeader pinsType · Power
- GNDMultipleType · Ground
- GPIO0-27standard40-pin headerType · Signal
| Pin | Position | Type |
|---|---|---|
| 3.3V | Header pins | Power |
| 5V | Header pins | Power |
| GND | Multiple | Ground |
| GPIO0-27standard | 40-pin header | Signal |
One grouped source record is expanded into separate logical pads where unambiguous; physical placement is not implied.
Pin details
4 connections- 3.3VHeader pinsPower
- 5VHeader pinsPower
- GNDMultipleGround
- GPIO0-27standard40-pin headerSignal
Start wiring
USB · Ethernet
Confirm the data interface matches your host board.
Module pins: 3.3V, 5V, GND, GPIO0-27 / standard. Schematik maps them to your board in the app.
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