This Arduino project plays the melody of the song "Manike Mage Hithe" using a piezo buzzer and alternates the color between green and red LEDs every time a note changes. Connect the piezo buzzer's ...

While we normally see piezo elements being used to output audio, [Veedo] thought that they could be used in a more useful manner. He bought way too many piezo film tabs and decided to use them to b… ...

I have an Arduino that I’ve never actually used for a project so I thought this would be a great start. I dug up a piezo buzzer and some LEDs and started looking around to see what code examples ...