GSM based Door Access Security System

Description:

GSM based Door Access Security System has main application in security systems and it can be used in Industries, Shops, Offices and in our homes. It replaces the tradional security systems which uses key to open door. This project has keyless entry to the door. User has to send password through sms using his/her mobile. If the password is correct then microcontroller turns on a DC motor and a Relay. Buzzer is turned on for wrong password.

Block Diagram:

Description in detail:

Various important blocks of system are:
1) Microcontroller
2) GSM modem.
3) Relay
4) LCD Display
5) Motor Driver
6) DC Motor
7) Buzzer

Applications and Advantages:

Applications of GSM based Door Access Security System:
1) This project can be used in Industries, Home, Office, Shops.

Advantages of GSM based Door Access Security System:
1) This project is easy to use.

Project Photographs: