Embedded-Password-Based-Security-Device-Control-System

AT89S52, LCD Display, DS1307, Relay, LED, Keypad, Switch, Buzzer when the circuit is switched on, project name is displayed, then user id selection options are displayed next. After the user selects any option, the password for that user is asked. If username and password match, user is given access and the message "Access Granted" displayed. If username and password did not match, 3 chances are given to the user for entering the right password, after that device is blocked. If the reset button is pressed, the user is taken to the options page.