Check out this vid:
Looks like a PIC, though could equally be an AVR or something.
Above all else, the tune RULES!
Nice thingie. It’s an ATmega88 btw.
The full story is on the web Here and it’s a good one too. the schema, firmware and software is all there as well.
Perfboard in an afternoon if you’re that way inclined, and they’ve got layouts up too!
Well i’m extremely impressed I have to say! If they could make it operate in real time…