pxt-calliope/docs/reference/music/play-tone.md

Play Tone

Play a musical tone through pin P0 of the @boardname@ for as long as you say.

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This function only works on the @boardname@ and in some browsers.

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music.playTone(440, 120)

Parameters

• frequency is the number of Hertz (how high or low the tone is).
• ms is the number of milliseconds that the tone lasts

Example

This example stores the musical note C in the variable freq. Next, it plays that note for 1000 milliseconds (one second).

let freq = music.noteFrequency(Note.C)
music.playTone(freq, 1000)

Using other pins

Use analogSetPitchPin to change that pin used to generate music.

pins.analogSetPitchPin(AnalogPin.P1);

See also

rest, ring tone , tempo, set tempo, change tempo by