Password Door Lock System

A 4 4 or 4 3 keypad can be used to enter the desired password. The entire project is controlled by using the arduino. Our digital code lock project is a simple electronic number lock system or an electronic combination lock using 8051 which has a preset 5 digit password stored inside the program the system collects 5 digit user input compares the user input with the preset password inside program and if the user input and stored password matches access will be granted by opening the door with the help of relay for a few seconds and closing it automatically after stipulated time.

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Password based door lock system algorithm initially declare the port1 to lcd data pins and control pins rs and e to p3 0 and p3 2.

Password door lock system.

Then display the message enter password on lcd. About the 4 4 keypad. Password protected door locking system step 1. Now read the five digit password from the user.

We are using it. You might have noticed the password protected safe or doors everywhere you go. The password based door lock system allows only authorized persons to access the restricted areas. Most of the electrical components mentioned above can be found in evive iot kit.

Compare the entered password with the. Etekjoy electronic door lock 3 in 1 password rfid card tag hidden keyhole digital touchscreen keypad left right lever reversible handle keyless smart auto lock 3 9 out of 5 stars 90 80 00 80. Also declare port2 to.

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