pico04

A Cherry MX 4-key pad for fun.
Cosidering the size limitation, Atemage16u2MU is used instead of 32u4AU.

Features

• USB Type-C connector
• ESD protection
• Support per-switch RGB backlight
• Hotswappable
• Support QMK firmware

Upcoming featues

• Bottom mount PCB case
• Support VIA

Acknowledgements

Basically I designed this board on ai03's tutorial, step by step. This PCB won't even exist without the help of ai03's previous works and foorprint libraies. On the other hand, coseyfannitutti and Hadi Iskandarani also advise me a lot during the development of this project.

ai03's wiki and PCB : https://wiki.ai03.me/books/pcb-design

coseyfannitutti's github : https://github.com/coseyfannitutti

Hadi's Youtube Channel and machanical keyboard design tutorials : https://youtu.be/BhFqkVggv8Q

Thanks all.