1 open source board using the SJR-BTM331

Real designs built with the SJR-BTM331, 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 SJR-BTM331 in open source designs

The gallery holds 1 open source boards using the SJR-BTM331 from 1 GitHub repository; a typical one measures about 94 × 120 mm and carries around 233 components.

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

The most starred is Digital amplifier2 by bybzmt.

Microcontrollers on boards using the SJR-BTM331

What boards using the SJR-BTM331 are built for

SJR-BTM331: common questions

Where can I find a SJR-BTM331 reference design?

Each of the 1 boards on this page is a real design using the SJR-BTM331. 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 SJR-BTM331 use?

Most are built on STM32 (1).

How big is a typical board using the SJR-BTM331?

The median is 94 × 120 mm, and 0% are two-layer designs.

What is the most popular open source board using the SJR-BTM331?

By GitHub stars, Digital amplifier2 by bybzmt, with 0 stars.

Can I simulate one of these boards using the SJR-BTM331 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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