ACU_arduino_piano

is a piano use arduino uno to generate an analog valuse call tones and  displayon the piezo hardware .componant use : (7) push buttons. (8) resistance 220 ohm. (1) passive piezo. wires.  

is a piano use arduino uno to generate an analog valuse call tones and  displayon the piezo hardware .
componant use :

  1. (7) push buttons.
  2. (8) resistance 220 ohm.
  3. (1) passive piezo.
  4. wires.