2 open source boards using the ATTINY20-UUR

Real designs built with the ATTINY20-UUR, 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.

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

The ATTINY20-UUR in open source designs

The gallery holds 2 open source boards using the ATTINY20-UUR from 1 GitHub repository; a typical one measures about 32.6 × 32.6 mm and carries around 18 components.

100% use four copper layers or more, and 0% carry an open source license.

The most starred is Prrplsattiny20 by jimktrains.

Microcontrollers on boards using the ATTINY20-UUR

AVR/Arduino 2

What boards using the ATTINY20-UUR are built for

Displays & LEDs 2

ATTINY20-UUR: common questions

Where can I find a ATTINY20-UUR reference design?

Each of the 2 boards on this page is a real design using the ATTINY20-UUR. 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 ATTINY20-UUR use?

Most are built on AVR/Arduino (2).

How big is a typical board using the ATTINY20-UUR?

The median is 32.6 × 32.6 mm, and 0% are two-layer designs.

What is the most popular open source board using the ATTINY20-UUR?

By GitHub stars, Prrplsattiny20 by jimktrains, with 0 stars.

Can I simulate one of these boards using the ATTINY20-UUR 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.