It will open your door only when the right password is entered.
Password based door locking system using arduino uno.
About the 4 4 keypad.
The entire project is controlled by using the arduino.
So a digital code lock can secure your home or locker easily.
You can simply copy paste the code using arduino ide.
Password based door lock system using arduino uno is a simple project where a secure password will act as a door unlocking system.
A 4 4 or 4 3 keypad can be used to enter the desired password.
Old fashioned lock systems use mechanical locking and these can be replaced by new advanced techniques of locking systems.
Download the library for keypad h from below.
In this project we will learn how to make password based door lock security system using arduino keypad.
The password based door lock system allows only authorized persons to access the restricted areas.
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 link keypad this library is setup to do every function for the keypad.