Password Based Door Locking System Using 8051 Ppt

In this project i am going to design a simple automatic door lock system using 8051 89c51 89c52 microcontroller 16 2 lcd 4 4 numeric keypad and a digital lock. If the code matches the predefined hard coded code lock will open up and user can enter the room. 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 8051 ppt.

We type the password using keypad which is attached with the system. Atmega based garage door opening. User can change this password anytime he she wish using a keypad. 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.

This is an advanced door opening system compared to the above system. Password based door locking system. Working of password based door locking system with 8051 when power supply is turned on a message enter your password is displayed on lcd. Again if another person arrives it will ask to enter the password.

User have to enter the code. This system demonstrates a password based door lock system using 8051 microcontroller wherein once the correct code or password is entered the door is opened and the concerned person is allowed access to the secured area. The main concept behind this project is a door latch opening using a password entered through the keypad. User needs to enter the password using an application on android mobile.

It is a simple embedded system with input from the keyboard and the output being actuated accordingly. If you continue browsing the site you agree to the use of cookies on this website. All the processing s will be done by 8051 microcontroller. The microcontroller based door locker is an access control system that all electronic code lock with user defined password using 8051 microcontroller at89c51.

Video of the project. This system allows the user to unlock the device with a password they entered password equals with the password stored in the memory then the. Password based door lock system using 8051 microcontroller circuit design uses five major components a microcontroller l293d motor driver a dc motor a 4ã 4 lcd are connected to p3 0 gnd and p3 2 pins respectively. These techniques are an integration of mechanical and electronic devices and highly intelligent.

In our diy digital lock system 8051 89c51 89c52 is our intelligent unit. If the person attempting to open the door enters a wrong password then the microcontroller switches the alarm for further course of action. I2c bus protocol is used to interface eeprom memory to 8051 microcontroller. The system compares the user password with the password stored in eeprom memory.

Predefined hard coded password is downloaded in the code. If password does not match door remains closed and a message wrong password access denied is displayed on lcd.

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