1 open source board using the SAMD21G18

Real designs built with the SAMD21G18, 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.

The SAMD21G18 in open source designs

The gallery holds 1 open source boards using the SAMD21G18 from 1 GitHub repository; a typical one measures about 60 × 75 mm and carries around 53 components.

100% are two-layer designs, the rest use four layers or more, and 0% carry an open source license.

The most starred is Makennbot by idlehandsdev.

Microcontrollers on boards using the SAMD21G18

What boards using the SAMD21G18 are built for

SAMD21G18: common questions

Where can I find a SAMD21G18 reference design?

Each of the 1 boards on this page is a real design using the SAMD21G18. 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 SAMD21G18 use?

Most are built on Microchip SAM (1).

How big is a typical board using the SAMD21G18?

The median is 60 × 75 mm, and 100% are two-layer designs.

What is the most popular open source board using the SAMD21G18?

By GitHub stars, Makennbot by idlehandsdev, with 175 stars.

Can I simulate one of these boards using the SAMD21G18 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.

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