Instructables

Step 2: Hook it up

Picture of Hook it up
Each of the three switches go from ground to analog in 1, 2, and 3. The Piezo goes from digital pin 9 to ground. Make sure to have the switches in the right order in order to have the correct fingerings. Afterwords, download the file and upload it to your Arduino.
 
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Maker17212 years ago
Does this project need a breadboard?