2 open source boards using the A7

Real designs built with the A7, 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 A7 in open source designs

The gallery holds 2 open source boards using the A7 from 1 GitHub repository; a typical one measures about 44 × 118 mm and carries around 196 components.

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

The most starred is 3210retro by DasBasti.

Microcontrollers on boards using the A7

ESP8266 2

What boards using the A7 are built for

Retro computing 2

A7: common questions

Where can I find a A7 reference design?

Each of the 2 boards on this page is a real design using the A7. 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 A7 use?

Most are built on ESP8266 (2).

How big is a typical board using the A7?

The median is 44 × 118 mm, and 0% are two-layer designs.

What is the most popular open source board using the A7?

By GitHub stars, 3210retro by DasBasti, with 9 stars.

Can I simulate one of these boards using the A7 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.