https://github.com/arianvp/MidiProject/blob/master/MidiProject.ino https://github.com/arianvp/MidiProject/blob/master/MidiProje... I use duffs device to concur

https://github.com/arianvp/MidiProject/blob/master/MidiProject.ino https://github.com/arianvp/MidiProject/blob/master/MidiProje... I use duffs device to concurrently read and debounce multiple inputs in my old dj midi controller http://dunkels.com/adam/pt/expansion.html http://dunkels.com/adam/pt/expansion.html