Password Based Door Lock System Using Arduino

This is a door lock security system made with arduino.

Password based door lock system using arduino.

A 4 4 or 4 3 keypad can be used to enter the desired password. After that place the arduino board to the bottom side of the lock and connect all the wires according to the schematic. The password based door lock system allows only authorized persons to access the restricted areas. This is a simple arduino project.

In this project we will learn how to make password based door lock security system using arduino keypad. Then fix the bluetooth module at the right place of the lock and add some hot glue to tightly adjust the module with the lock. First place the lock with four screws. In this video you can learn how to make a simple password based door lock system using arduino servo motor and 3 4 matrix.

It was an interesting project which required beginner s level skill in programming and very easy to connect circuit. The simply compile it then finally upload it to the atmega328 microcontroller. Password based door lock system using arduino simulino uno schematic diagram read smart phone controlled home automation using arduino the key pad library for the arduino uno available in this linkkeypad this library is setup to do every function for the keypad. It will open your door only when the right password is entered.

You can simply copy paste the code using arduino ide. Download the library for keypad h from below. The code for password based door lock security system using arduino keypad is given below. Just thought of making a password based door lock system in which you can enter the password via the keypad.