Locker Security System

Title : Digital Security systems for Bank lockers Synopsis : The main aim of the project is to design and develop a digital locker systems for the banks using the micro controller. In this project we have 2 keypads as shown in the block diagram, below. One is used by the banker and the other by the user, first the user has to enter the password and if found to be correct than the banker will type the pass words and if both of them is correct the micro controller will drive the stepper motor and if any one of then is found to be wrong the micro controller will activate the buzzer.

BLOCK DIAGRAM

KEYPAD

ENCODER

DECODER

DECODER

ENCODER

KEYPAD

MICRO CONTROLLER

RED LED GREEN LED

DRIVER

BUZZER

STEPPER MOTOR