Password Based Door Locking System Using Avr Microcontroller Ppt

Password based door locking system design uses five major components a microcontroller an l293d motor driver a dc motor a 4 4 matrix keypad and an lcd. These techniques are an integration of mechanical and electronic devices and highly intelligent. In this way a simple door lock system can be implemented with the use of a microcontroller.

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Password based door locking system using avr microcontroller ppt.

User can change this password anytime he she wish using a keypad. Electronic code lock system circuit design. Electronic code lock with user defined password using 8051 microcontroller at89c51 pdf 19. If the person attempting to open the door enters a wrong password then the microcontroller switches the alarm for further course of action.

Automatic door lock system project. Password based door locking system using pic microcontroller 18. Password based keypad door lock in this article a digitally secured lock based on password verification is explained the system uses a seven segment display array to show the password a matrix keypad to enter the numbers password and operates a relay to activate the solenoid valve for locking and unlocking purpose. To give user more secure yet cost efficient way of door locking system.

Give the flexibility to the user to change or reset the password in case the user forgets that combination. Password based door lock system using 8051 microcontroller is a simple project where a secure password will act as a door unlocking system. This is an advanced door opening system compared to the above system. This controller requires a supply voltage of 5v dc.

Objective increase the security level to prevent an unauthorized unlocking of the door. Password based door locking system. Password based door lock system using 8051 microcontroller traditional lock systems using mechanical lock and key mechanism are being replaced by new advanced techniques of locking system. Password based door locking system uses matrix keypad to enter the password this project is extended to operate on ir remote rc 604 in this project all required data is given circuit diagram c code pcb design and all related data this project is based on avr atmega8 microcontroller.

The main concept behind this project is a door latch opening using a password entered through the keypad. Here at89c52 microcontroller is used and it is an 8 bit controller. Lock the door by using password. Traditional lock systems using mechanical lock and key mechanism are being replaced by new advanced techniques of locking system.

Video of the project.

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