with a serial menu to control the various aspects of the IC. Feel like supporting our work? Buy a board from SparkFun! MY1690X Serial MP3 Player Shield: https://www ...

const int DEBOUNCE_DELAY = 100; // Debounce delay for buttons - can be adjusted if button reacts to fast/slow const int DEBOUNCE_DELAY_V = 30; // Debounce delay for potmeter - can be adjusted if ...