The password based door lock system allows only authorized persons to access the restricted areas.
Password based door lock system using arduino and keypad.
Working of rfid and keypad based door lock and alert system using arduino on scanning the wrong tag or on entering the wrong password it will send us an alert.
The code is provided for a password security lock system using arduino keypad project.
About the 4 4 keypad.
On scanning the right tag and on entering the right password it will send us a confirmation message that the door has opened.
So a digital code lock can secure your home or locker easily.
You can simply copy paste the code using arduino ide.
It will open your door only when the right password is entered.
The setup is as shown below we have only added leds to show the state of the lock.
It was an interesting project which required beginner s level skill in programming and very easy to connect circuit.
As thefts are increasing day by day security is becoming a major concern nowadays.
Just thought of making a password based door lock system in which you can enter the password via the keypad.
The entire project is controlled by using the arduino.
A 4 4 or 4 3 keypad can be used to enter the desired password.
The default password stored in it will be 1234.
We have used eeprom in the arduino to store the password in it.
Download the library for keypad h from below.
The code for password based door lock security system using arduino keypad is given below.
Password security lock system using arduino keypad program code.
You can easily copy and paste the code using the arduino ide.
The simply compile it then finally upload it to the atmega328 microcontroller.