2 layers21.6 × 52.3 mm

Ps2 pico hat
No0ne/ps2x2pico
USB keyboard/mouse to PS/2 interface converter using a Raspberry Pi Pico
17 parts399MIT
Open-source boards designed in KiCad by No0ne on GitHub, from 1 repository. A board’s address here is its repository’s there.

No0ne/ps2x2pico
USB keyboard/mouse to PS/2 interface converter using a Raspberry Pi Pico