1 open source board using the AP131-18

Real designs built with the AP131-18, 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 AP131-18 in open source designs

The gallery holds 1 open source boards using the AP131-18 from 1 GitHub repository; a typical one measures about 30.8 × 24.4 mm and carries around 19 components.

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

The most starred is Wii-Bluetooth-Replacement by JSnowden33.

Microcontrollers on boards using the AP131-18

What boards using the AP131-18 are built for

AP131-18: common questions

Where can I find a AP131-18 reference design?

Each of the 1 boards on this page is a real design using the AP131-18. 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 AP131-18 use?

Most are built on ESP32 (1).

How big is a typical board using the AP131-18?

The median is 30.8 × 24.4 mm, and 100% are two-layer designs.

What is the most popular open source board using the AP131-18?

By GitHub stars, Wii-Bluetooth-Replacement by JSnowden33, with 48 stars.

Can I simulate one of these boards using the AP131-18 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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