Tag Archives: Piezo

Piezo & arduino

What I want to achieve: http://www.youtube.com/watch?v=UI2_ab68lTY What I will use: arduino uno R2 a red jumper wire a black jumper wire a piezo digisound B/C17 a breadboard a led How did I connect it all: The red wire goes from arduino’s digital pin (7) to the plus side of the piezo The black wire goes… Read More »