Traditional lock systems using mechanical lock and key mechanism are being replaced by new advanced techniques of locking system.
Password based door lock system using 8051 ppt.
Here an at89c52 microcontroller is used and it is an 8 bit controller.
This controller requires a supply voltage of 5v dc.
We are going to use a.
Here at89c51 microcontroller is used and it is an 8 bit controller.
User can change this password anytime he she wish using a keypad.
Password based door locking system.
If the entered password is correct then the system opens the door by rotating door motor and displays the status of door on lcd.
Video of the project.
Password based door locking system using 8051 orientierungskurstest fragenkatalog zur testvorbereitung pdf ppt microcontroller.
How to design circuit of password based door lock system.
Password based door lock circuit design uses five major components a microcontroller a relay a dc motor a 4 3 matrix keypad and a lcd.
Password based door lock system using 8051 microcontroller circuit design uses five major components a microcontroller an l293d motor driver a dc motor a 4 4 matrix keypad and a 16 2 lcd.
Video of the project.
This controller requires a supply voltage of 5v dc.
These techniques are an integration of mechanical and electronic devices and highly intelligent.
This is the cpu central processing unit of our project.
One of the prominent features of these innovative lock systems is their simplicity and high efficiency.
Password based door locking system.
If the password is wrong then door is remain closed and displays pwd is wrong on lcd.