3 open source boards using the BM03B-SRSS-TB(LF)(SN)

Real designs built with the BM03B-SRSS-TB(LF)(SN), 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 BM03B-SRSS-TB(LF)(SN) in open source designs

The gallery holds 3 open source boards using the BM03B-SRSS-TB(LF)(SN) from 1 GitHub repository; a typical one measures about 94 × 114 mm and carries around 77 components.

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

The most starred is Cybdokeebs keyboard by Cybdo.

Microcontrollers on boards using the BM03B-SRSS-TB(LF)(SN)

RP2040/RP2350 3

What boards using the BM03B-SRSS-TB(LF)(SN) are built for

Keyboards 3

BM03B-SRSS-TB(LF)(SN): common questions

Where can I find a BM03B-SRSS-TB(LF)(SN) reference design?

Each of the 3 boards on this page is a real design using the BM03B-SRSS-TB(LF)(SN). 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 BM03B-SRSS-TB(LF)(SN) use?

Most are built on RP2040/RP2350 (3).

How big is a typical board using the BM03B-SRSS-TB(LF)(SN)?

The median is 94 × 114 mm, and 100% are two-layer designs.

What is the most popular open source board using the BM03B-SRSS-TB(LF)(SN)?

By GitHub stars, Cybdokeebs keyboard by Cybdo, with 0 stars.

Can I simulate one of these boards using the BM03B-SRSS-TB(LF)(SN) 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.