This is the code and CAD for the automatic keyboard switch tester. You can learn more in my blog post at https://incoherency.co.uk/blog/stories/keyswitch-tester.html ...
This is a simple keyswitch tester PCB for Cherry-compatible mechanical keyboard switches. It holds four keyswitches using Kailh's hotswap switch sockets and has an LED wired to each switch, providing ...