how to make password door lock system using arduino

Опубликовано: 01 Апрель 2026
на канале: smartkembo discovery science
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Password based door locking system using Arduino

Hello friends welcome back to smartkembo discovery science, Have  you think about how i can open my door with a password. Yes To day am going to show you this interested project that i have done and simulate it on proteus professional.

In this system you need to enter  a password that is correct for the system to allow the door to open.

And when you enter a wrong password the system will not allow you to enter inside the protected place. So you need to have the correct password.

This type of project can be used on  Office, home,  and so many placed for security

Component used

1. Liquid Crystal Display (LCD) 16x2
2. Arduino uno
3. Servo motor
4. Keypad 3×4

And software application

1. Proteus professional 8.13
2. Arduino IDE

more about
circuit diagram and Arduino code

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