1 open source board using the FSUSB31K8X
Real designs built with the FSUSB31K8X, 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.
hmaerkiThe FSUSB31K8X in open source designs
The gallery holds 1 open source boards using the FSUSB31K8X from 1 GitHub repository; a typical one measures about 100 × 160 mm and carries around 57 components.
100% are two-layer designs, the rest use four layers or more, and 100% carry an open source license.
The most starred is Heizung Pünterswis - pcb by hmaerki.
Microcontrollers on boards using the FSUSB31K8X
FSUSB31K8X: common questions
Where can I find a FSUSB31K8X reference design?
Each of the 1 boards on this page is a real design using the FSUSB31K8X. 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 FSUSB31K8X use?
Most are built on RP2040/RP2350 (1).
How big is a typical board using the FSUSB31K8X?
The median is 100 × 160 mm, and 100% are two-layer designs.
What is the most popular open source board using the FSUSB31K8X?
By GitHub stars, Heizung Pünterswis - pcb by hmaerki, with 2 stars.
Can I simulate one of these boards using the FSUSB31K8X 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.