Raspberry Pi Compute Module 4 I/O Board – Development & Carrier Board with HDMI, Gigabit Ethernet with PoE Support, PCIe, USB 2.0, MIPI Display & Camera Interfaces, RTC, SD Card Slot – For CM4 Embedded Projects

The Raspberry Pi Compute Module 4 I/O Board is a versatile development and carrier board designed to unlock the full potential of your Raspberry Pi Compute Module 4 (module sold separately). It provides professional‑grade interfaces and connectivity for embedded computing, industrial systems, multimedia displays, and prototyping workflows. This board equips your Compute Module 4 with dual full‑size HDMI 2.0 ports for high‑resolution video output and a Gigabit Ethernet RJ45 port with PoE HAT support for robust networking without extra power cables. It also features a PCIe Gen 2 x1 socket, enabling attachment of expansion cards such as NVMe storage, network adapters, or other PCIe peripherals. For USB connectivity, the board includes a built‑in USB 2.0 hub with two USB ports, along with a micro USB upstream port for programming and firmware updates. The I/O board also offers dual MIPI DSI display connectors and dual MIPI CSI‑2 camera connectors for flexible multimedia and camera integration. To support real‑time applications and system control, a real‑time clock (RTC) with battery backup is included, ensuring time‑keeping capabilities through power cycles. The board includes a microSD card slot for Compute Module 4 Lite variants without eMMC storage and supports programming of eMMC variants, streamlining development tasks. With its rich feature set and flexible connectivity options, the Raspberry Pi Compute Module 4 I/O Board is ideal for developers, makers, and engineers building embedded solutions, custom hardware, robotics controllers, industrial automation systems, IoT gateways, and multimedia devices.