Raspberry Pi Compute Module 4 IO Board
Raspberry Pi Compute Module 4 IO Board
Official Development Carrier for CM4 Flexible Industrial-Ready
Overview
The Raspberry Pi Compute Module 4 IO Board is the official development and evaluation board designed for the Raspberry Pi Compute Module 4 (CM4).
It exposes all major interfaces of the CM4, making it ideal for:
Industrial product development
Prototyping embedded systems
Robotics & automation
Edge computing solutions
This board allows developers to quickly test, prototype, and deploy CM4-based applications before designing custom carrier boards.
Core Highlights (Infographic Style)
Feature | Details |
Compaterry Pi Header | |
Storage | microSD slot (for Lite CM4 versions) |
Networking | Gigabit Ethernet |
Display | 2 HDMI (up to 4K supported by CM4) |
Camera | 2 MIPI CSI connectors |
Display (DSI) | 2 MIPI DSI connectors |
USB | 2 USB 2.0 + 1 USB 2.0 (USB-C for flashing) |
Power | 12V DC input (barrel jack) |
PCIe | 1 PCIe Gen 2 x1 slot |
RTC Support | External battery connector |
What Makes It Powerful?
Unlike regular Raspberry Pi boards, the CM4 + IO Board combination gives:
Modular design Industrial-grade integration options PCIfaces Explained
40-Pin GPIO Header
Fully compatible with Raspberry Pi HATs
Supports I2C, SPI, UART, PWM
Connect sensors, motors, relays, displays
microSD Slot
Used when CM4 Lite (without eMMC) is installed
For OS boot & storage
Gigabit Ethernet
High-speed networking
Ideal for IoT gateways
Industrial automation communication
Dual HDMI Output
Supports dual 4K displays (depending on CM4 variant)
Perfect for digital signage
Multi-screen control systems
Dual Camera & Display Ports
2 CSI (camera)
2 DSI (display)
Ideal for AI vision systems
Robotics &ap
PCIe Gen 2 Slot
Connect NVMe SSD (via adapter)
AI accelerator cards
High-speed storage solutions
Typical Applications
Industrial control systems AI-based vision systems Robotics control boards Digital signage players Smart kiosks Medical devices Edge AI computing Automation gateways
Supported Operating Systems
Raspberry Pi OS
Ubuntu Server (ARM versions)
Yocto-based custom Linux builds
Industrial embedded Linux systems
What You Need
Raspberry Pi Compute Module 4 (Lite or eMMC version) 12V power adapter microSD card (for Lite version) HDMI cable USB keyboard &amal-ready architecture PCIe support (not available in standard Pi models) Flexible storage options (eMMC or microSD) Ideal for product prototyping
Perfect For
Product developers Industrial automation companies Robotics startups