3 open source boards using the BT840
Real designs built with the BT840, 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.
Fanstel kicad library
hemalchevli
57.6 × 42.1 mm9 parts2LNo license17
Key-B-hardware
SaidAlvarado
146 × 98.8 mm63 parts4LMIT0
Fanstel kicad library
BigBroBob2
57.6 × 42.1 mm9 parts2LNo license0
The BT840 in open source designs
The gallery holds 3 open source boards using the BT840 from 3 GitHub repositories; a typical one measures about 57.6 × 42.1 mm and carries around 9 components.
67% are two-layer designs, the rest use four layers or more, and 33% carry an open source license.
The most starred is Fanstel kicad library by hemalchevli.
Parts used alongside the BT840
What boards using the BT840 are built for
BT840: common questions
Where can I find a BT840 reference design?
Each of the 3 boards on this page is a real design using the BT840. Open one to see how it is wired up, with the full BOM, a render of the layout and links to its KiCad files.
What parts are used alongside the BT840?
The BC805M, BC832-V0, BC832-V1, BM832 and BM840 appear in the most repositories here.
How big is a typical board using the BT840?
The median is 57.6 × 42.1 mm, and 67% are two-layer designs.
What is the most popular open source board using the BT840?
By GitHub stars, Fanstel kicad library by hemalchevli, with 17 stars.
Can I simulate one of these boards using the BT840 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.