2 layers134.6 × 90.8 mm

Matrix
luni64/EncoderTool
The EncoderTool is a library to manage and read out rotary encoders connected either directly or via multiplexers to ARM based boards. Encoder push buttons are supported.
34 parts58MIT
KiCad boards from 2 GitHub repositories tagged “state-machine”, the most starred first; open any of them in PCBKit.

luni64/EncoderTool
The EncoderTool is a library to manage and read out rotary encoders connected either directly or via multiplexers to ARM based boards. Encoder push buttons are supported.

mcquerol/24ghz-imp165-speed-measurement
24GHz radar sensor (IMP165) project for speed measurement. Includes signal processing and embedded dev.