Adafruit Piunora Pro Carrier for Raspberry Pi 4 Module by Diodes Delight

Piunora by Diode Delights offers a compact, versatile solution for electronics prototyping with Linux in space-constrained environments. Designed around the Raspberry Pi Compute Module 4, it mimics Raspberry Pi 4 SBC capabilities with enhanced flexibility for custom form factors.

Specifications include a compatible form factor with Arduino UNO R3, an M.2 B-Key PCI-e connector, an analog to digital converter, and easy switching between USB host and device modes. Features like a full-sized HDMI port, camera connector, and user-controllable LEDs enhance practicality, while options for Wi-Fi or eMMC provide customization.

Adaptable to various applications, Piunora supports software designed for Raspberry Pi 4, provided hardware peripherals are considered. This open-source hardware is a reliable, powerful choice for complex prototyping tasks.