Exploring the CM5 MINIMA REV3: A Compact Powerhouse for Embedded Projects

Today, let's dive into an exciting new project with NextPCB—the CM5 MINIMA REV3, a compact yet powerful carrier board designed for the Raspberry Pi Compute Module 5 (CM5). Developed by Pierluigi Colangeli, this board is a perfect blend of efficiency, versatility, and innovation, making it an excellent choice for embedded systems, IoT, DIY electronics, and automation projects.

What is the CM5 MINIMA REV3?

The CM5 MINIMA REV3 is a small, feature-packed carrier board that unlocks the full potential of the Raspberry Pi CM5. Unlike traditional desktop setups, this module is optimized for low-power, high-performance embedded applications, offering a streamlined solution for developers, engineers, and hobbyists.

Designed using KiCad, an open-source Electronic Design Automation (EDA) tool, the CM5 MINIMA REV3 ensures high-quality PCB layouts while giving makers full control over their hardware designs.

Key Features:

• USB-C Power Delivery (PD) – Supports efficient power negotiation for optimal energy use.
• USB 2.0 Ports – Connect keyboards, mice, and external storage effortlessly.
• Gigabit Ethernet – High-speed wired networking with a low-profile magjack.
• HDMI Port – Drive external displays for media playback or interactive applications.
• M.2 M Key Slot – Supports 2230/2242 SSDs for fast storage expansion.
• CSI/DSI Connector – Attach camera modules or displays for vision-based projects.
• LIS3DH STM32 Sensor – Built-in accelerometer for motion-sensing applications.
• I2C & SPI Connectors – Interface with sensors, displays, and communication modules.
• Fan Connector – Optional cooling for demanding applications.
• Status LEDs – Visual indicators for power and system activity.
• Ultra-Compact Size (5.4 × 5.7 cm) – Fits seamlessly into space-constrained projects.

Applications of the CM5 MINIMA REV:

• IoT & Smart Devices – Build connected sensors, smart home gadgets, and remote monitoring systems.
• Home Automation – Control lights, appliances, and security systems efficiently.
• Embedded Systems – Develop custom industrial controllers, robotics, and automation solutions.
• Media Centers – Use the HDMI output for digital signage or media playback.
• DIY Electronics & Education – Ideal for makers learning PCB design, programming, and embedded systems.

With its compact size, rich connectivity, and energy-efficient design, the CM5 MINIMA REV3 is a game-changer for embedded computing. Whether you're a hobbyist experimenting with sensors or an engineer building a networked industrial system, this board delivers performance, flexibility, and reliability in a tiny package.

For design files and documentation, visit the project's GitHub repository. To stay updated on future developments, follow Pierluigi Colangeli on LinkedIn.