Arduino Uno Piano🎹

Requirements:

5 10k ohm resistors,

5 buttons,

piezo buzzer,

Arduino Uno,

Jumper Wires.

Pinout:

|-Note-|-Key-|-Arduino PIN-|

|DO |bnt1 |Pin 2 |

|RE |bnt2 |Pin 3 |

|MI |bnt3 |Pin 4 |

|FA |bnt4 |Pin 5 |

|SOL |bnt5 |Pin 7 |

|Piezo |-----|Pin 6 |