2 layers81 × 60 mm

Pico Keyboard Matrix Interface
stephen-usher/Pico-Scanned-Keyboard-Matrix-Emulator
Raspberry Pi Pico based scanned matrix keyboard emulator
17 parts5CC0-1.0
Open-source boards designed in KiCad by stephen-usher on GitHub, from 2 repositories. A board’s address here is its repository’s there.

stephen-usher/Pico-Scanned-Keyboard-Matrix-Emulator
Raspberry Pi Pico based scanned matrix keyboard emulator

stephen-usher/OPD-Computer-One-Disk-Interface
Recreation of the Computer One floppy disk interface for the ICL One Per Desk.