2 open source boards using the ATTINY441

Real designs built with the ATTINY441, 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.

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The ATTINY441 in open source designs

The gallery holds 2 open source boards using the ATTINY441 from 1 GitHub repository; a typical one measures about 37.7 × 42.3 mm and carries around 101 components.

100% are two-layer designs, the rest use four layers or more, and 100% carry an open source license.

The most starred is Avr ledprojection by cnlohr.

Microcontrollers on boards using the ATTINY441

AVR/Arduino 2

What boards using the ATTINY441 are built for

Sensors 2

ATTINY441: common questions

Where can I find a ATTINY441 reference design?

Each of the 2 boards on this page is a real design using the ATTINY441. 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 ATTINY441 use?

Most are built on AVR/Arduino (2).

How big is a typical board using the ATTINY441?

The median is 37.7 × 42.3 mm, and 100% are two-layer designs.

What is the most popular open source board using the ATTINY441?

By GitHub stars, Avr ledprojection by cnlohr, with 4 stars.

Can I simulate one of these boards using the ATTINY441 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.