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Arduino UNO interfacing with Lcd hex keypad servo motor buzzer


 

 

 
 

locking system (Arduino UNO + HEX KEYPAD + LCD + SERVO MOTOR + BUZZER)

HOW IT WORKS?

In Locking system servo motor controls latch. servo response only on correct password is enter through hex keypad. When worng password is enter buzzer is set on.

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https://solarpoweredantitheftbag.word…

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