Secret Knock Locking Door

4 4 out of 5 stars 166. This project will take several hours to complete. If a piezo speaker hears the right number of.

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Secret knock locking door.

Unlock the door with a secret knock. Get it as soon as fri sep 18. Tools supplies and skills. If the sequence isn t recognized the system resets and listens for knocks again.

Lay out and test the. Secret knock detecting door lock step 1. This section assumes that you know how to connect your arduino microcontroller to you. With ismailsan s electronic lock the secret knock automatically unlocks the door.

In this project i used an arduino uno a piezo speaker and a servo motor. Free shipping on your first order shipped by amazon. A microphone okay really a speaker presses against the door and listens for knocks. In the old movies a little sliding door would open so the doorman could check you out and let you in.

If it hears the right number of knocks in the right cadence it triggers the motor to turn the deadbolt and unlock the door. Agptek 60kg 130lbs holding force electric magnetic lock for door access control system electromagnet fail safe nc mode.

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Secret Knock Detecting Door Lock

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