pxt-calliope/docs/reference/music/set-tempo.md

Set Tempo

Makes the tempo (speed of a piece of music) as fast or slow as you say.

music.setTempo(60)

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

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Parameters

• bpm is a number that means the beats per minute you want (the number of beats in a minute of the music that the @boardname@ is playing).

See also

play tone, ring tone , rest, tempo, change tempo by