2 open source boards using the nRF51x22-QFxx
Real designs built with the nRF51x22-QFxx, 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.
Nordic nRFNrf51-module
siderakb
21.1 × 13.7 mm37 parts2LMIT1
Nordic nRFSudi devboard
ahsanu123
47.7 × 38.5 mm20 parts2LMIT2
The nRF51x22-QFxx in open source designs
The gallery holds 2 open source boards using the nRF51x22-QFxx from 2 GitHub repositories; a typical one measures about 34.4 × 26.1 mm and carries around 29 components.
100% are two-layer designs, the rest use four layers or more, and 100% carry an open source license.
The most starred is Sudi devboard by ahsanu123.
Microcontrollers on boards using the nRF51x22-QFxx
What boards using the nRF51x22-QFxx are built for
nRF51x22-QFxx: common questions
Where can I find a nRF51x22-QFxx reference design?
Each of the 2 boards on this page is a real design using the nRF51x22-QFxx. 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 nRF51x22-QFxx use?
Most are built on Nordic nRF (2).
How big is a typical board using the nRF51x22-QFxx?
The median is 34.4 × 26.1 mm, and 100% are two-layer designs.
What is the most popular open source board using the nRF51x22-QFxx?
By GitHub stars, Sudi devboard by ahsanu123, with 2 stars.
Can I simulate one of these boards using the nRF51x22-QFxx 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.