title title_expanded categories subCategories aliases noTone() Functions Advanced I/O /language/functions/advanced-io/noTone/ noTone() Description Stops the generation of a square wave triggered by tone(). Has no effect if no tone is being generated. Syntax noTone(pin) Parameters pin: the Arduino pin on which to stop generating the tone Returns Nothing Notes and Warnings If you want to play different pitches on multiple pins, you need to call noTone() on one pin before calling tone() on the next pin. See also