Make: Wearable Electronics, 2nd Edition

218 Make: Wearable Electronics

tone(buzzerPin, c, 250);

delay(300);

tone(buzzerPin, G, 250);

delay(300);

tone(buzzerPin, E, 250);

delay(300);

tone(buzzerPin, C, 500);

delay(1000);

}

See also these examples:

• Arduino melody tutorial (docs.arduino.cc/built-in-examples/digital

/toneMelody)

• Arduino pitch follower using the tone() function (docs.arduino.cc/built-

in-examples/digital/tonePitchFollower)

• Arduino simple keyboard using the tone() function (docs.arduino.cc

/built-in-examples/digital/toneKeyboard)

Note that there is a second tab in these sketches titled pitches.h that

defines frequencies for pitches at many octaves.

Despite the simplicity ...