For the Picoboard. Press and hold the Button (Don't we all love the button?) to play notes; don't press the button to play rests. Press down arrow when done composing. Press space to play it. Turn rests on and off with "R" key. Slider while button is pressed sets pitch. Up arrow 'pings' current pitch. The louder you are, the louder it is! Download to use, obviously.
