// Uncomment this line if you want pin and values printed on the serial, remember to open a console because it waits until a connection is established.
/* This is a sketch that it transforms your Arduino Leonardo or Leonardo like (i.e. boards with atmega32u4) in a MIDI console for interfacing
* with Mixxx (https://mixxx.org). Perhaps you can also use an UNO but you have to sacrifice some pins in order to add a MIDI interface to your Arduino.
* Once you have flashed the board, you have to train Mixxx in Preferences/Controllers menu.