Protect your secret hideout from intruders with a lock that will only open when it hears the secret knock.
Secret knock detecting door lock report.
This is the changes that i ve made added a hall effect sensor to determine if the door is open or closed swapped the gear motor with a servo added a serial lcd feedback screen added a yellow led added a bunch of extra features.
Unlock the door with a secret knock.
If the precision is turned all the.
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Abstractthe project idea was to build a knock detecting in building knock detecting door lock we useddoor lock which can identify the specific knocking micro controllers pattern detecting algorithms pattern and unlock the door if the pattern is touch sensor circuit and password detect system correct.
If the sequence isn t recognized the system resets and listens for knocks again.
The leds shown in figure 9 1 serve as indicators of your lock s status.
Secret knock detecting door lock.
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In this project i used an arduino uno a piezo speaker and a servo motor.
Hi all i ve done a bunch of modifications to steve hoefer s code for his secret knock detecting door lock.
Arduino microcontroller up top and peeking out at the left is the button to program new knocks.
Security is a major concern in our day to day life and digital locks have become an important part of these security systems.
Smart knock detecting door lock project using arduino uno.
If a piezo speaker hears the right number of.
This started out as a bit of a joke project but turned out to be surprisingly accurate at judging knocks.
Circuit digest 18 794 views.
Some examples are pir based security system rfid based security system digital lock system bio matrix systems electronics code lock.
There are many types of security systems available to secure our place.
Watch any movie about the years of prohibition and you ll probably see character gain admittance to a speakeasy by using a secret knock on the door.
If it hears the right number of knocks in the right cadence it triggers the motor to turn the deadbolt and unlock the door.
Secret knock detecting door lock using arduino duration.
