I recently bought the Makey Makey (based on Arduino Leonardo / ATMega32u4), hoping to construct a full USB steampunk-style keyboard from some metal parts. Before it arrived I re-read the details and realized it has only 18 possible inputs, so 85+ keys will not work. Does anybody have ideas how I cou…

Makey Makey (Arduino mega) for full 85+ keyboard

holmes4 September 25, 2012, 9:36pm 2

One way used in most keyboards is a matrix switch.

Mark