On the electronics and interfacing side of things, [John] utilises the Arduino pro micro for its copious analog inputs and USB functionality. A nice feature of this board is that it’s based on ...

Rather than be left on the wrong side of the divide [Stefan S] has come up with his own USB-C version of of an Arduino Pro Micro to avoid having to always find a different cable. Home made ...

Heres a shopping list for you to gather what you need. A microcontroller with USB HID support (a Seeeduino SAMD21 or Arduino ...