pxt-calliope/docs/reference/music.md

Music

Generation of music tones through pin P0.

music.playTone(0, 0);
music.ringTone(0);
music.rest(0);
music.noteFrequency(Note.C);
music.beat(BeatFraction.Whole);
music.tempo();
music.changeTempoBy(20);
music.setTempo(120);