The Secret Knock Detecting Door Lock
	
										
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										Secret knock detecting door lock.
The secret knock detecting door lock. Easy secret knock detector to trigger anything with only an arduino and a few cheap components duration. Drill ideally a drill press and an assortment of drill bits. Tools supplies and skills. 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 â the video below does a fantastic job of demonstrating how it works.
I added some functions to the program. Soldering iron and solder. This project will take several hours to complete. Programming electronics academy 15 491 views 12 57.
Unlock your door with a secret knock. Some examples are pir based security system rfid based security system digital lock system bio matrix systems electronics code lock. Lay out and test the. Secret knock detecting door lock step 1.
Tools supplies and skills skills. Buy from here. It s completely mobile and can be suction cupped to any dead bolt. I saw his video on koreus and thought about doing the same thing for my final project in college.
This project was inspired from grathio. If you re not sure if you have these skills read through the entire instructable and make.
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If you re not sure if you have these skills read through the entire instructable and make. This project was inspired from grathio. I saw his video on koreus and thought about doing the same thing for my final project in college. 
				
			

