If you’ve got a decent CRT monitor, you can usually adjust the settings to make sure the image scans nicely across the whole ...
This C library reads rotation data and switch presses from rotary encoders. It supports mechanical encoders like KY-040 (HW-040), or EC11. It uses GPIO_IRQ interrupts for automatic event detection - ...
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 ...