|
Fritzing Hacks |
 | Secret Knock Detecting Door Lock
Here's a fantastic project using an arduino, a motor, and a piezo sensor which allows you to both record and detect knocking patterns to unlock a door. The video below does a fantastic job of demonstrating how it works: It's completely mobile... |
Subscribe to HacknMod Updates |
|
 |
Subscribe to Hack N Mod via RSS |
 | Follow @HacknMod on Twitter |
 | Send us Projects, Earn Cash |
| Or, subscribe via email: |
About Us |
Get Daily Updates
|
Newsletter
|
HacknMod Store
|
