2 open source boards using the ATMEGA32U4-M
Real designs built with the ATMEGA32U4-M, from public GitHub projects: a quick way to see how others power, decouple and connect it. Each board comes with its KiCad files, full parts list and a render — and you can simulate its firmware on HardLabs.
AVR/Arduino
OpenTKL
ojthetiny
344 × 124 mm175 parts2LGPL-3.0102AVR/Arduino
USB C PD PSU
niektb
24 × 100 mm65 parts2LCC-BY-SA-4.034