Simple motion detector and alarm
posted May 25th 2009 9:07am by Caleb Kraftfiled under: classic hacks, security hacks
[John] sent us this nice little project. He shows us how to create a motion activated alarm that plays the Mario Brothers theme and flashes some lights. He’s using an ATTiny13a for the brains, and a cool mario mushroom candy tin for the body. You can see it in action after the break.
