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Microcontroled knock lock door
This is a controlled lock door by knocks. It works with Arduino. It´s very creative.
- bockris 17y agoI know this guy. Here is the direct link to his project. http://grathio.com/2009/11/secret-knock-detecting-door-lock.html http://grathio.com/2009/11/secret-knock-detecting-door-lock.... This little project really exploded on him, it's been on a bunch of high profile websites in the past couple of days, knocked his server offline, etc, etc.