Gamecube controller motherboard using a teensy as the microcontroller. Aim is to make an accessible and consistent controller. Has the option of using hall effect sensors instead of potentiometers, notch calibration, and snapback filtering.
If your interested in making one, join the project discord to ask questions and get the most up to date information: https://discord.gg/eNJ7xWMvxf
Check out the wiki for some info about how the phobGCC works: https://github.com/Phobos132/PhobGCC/wiki
Hall effect sensors:
Board Version 1.1:
Initial prototypes: