3 open source boards using the ATMEGA32U4RC-AU

Real designs built with the ATMEGA32U4RC-AU, 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.

3 boardsClear filtersOpen license only|Most starred Recently updated Most components

The ATMEGA32U4RC-AU in open source designs

The gallery holds 3 open source boards using the ATMEGA32U4RC-AU from 3 GitHub repositories; a typical one measures about 82 × 90 mm and carries around 47 components.

67% are two-layer designs, the rest use four layers or more, and 67% carry an open source license.

The most starred is Mouse by biomurph.

Microcontrollers on boards using the ATMEGA32U4RC-AU

AVR/Arduino 3

What boards using the ATMEGA32U4RC-AU are built for

ATMEGA32U4RC-AU: common questions

Where can I find a ATMEGA32U4RC-AU reference design?

Each of the 3 boards on this page is a real design using the ATMEGA32U4RC-AU. Open one to see how it is wired up, with the full BOM, a render of the layout and links to its KiCad files.

Which microcontrollers do boards using the ATMEGA32U4RC-AU use?

Most are built on AVR/Arduino (3).

How big is a typical board using the ATMEGA32U4RC-AU?

The median is 82 × 90 mm, and 67% are two-layer designs.

What is the most popular open source board using the ATMEGA32U4RC-AU?

By GitHub stars, Mouse by biomurph, with 362 stars.

Can I simulate one of these boards using the ATMEGA32U4RC-AU before building it?

Yes. HardLabs turns a board's netlist and BOM into a working simulation, so you can boot and test firmware against it with no hardware on your desk.