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hi
I am making a project on smart card access system.In this project I will interface an 16*2 lcd display and keypad for displaying an entering the password.In case the passsword is correct the led will glow and the stepper motor will turn clockwise.I have suffed the net bt I am unable to find any information regarding ckt diagram and connections to be made.
Hi Anurag
You can find similar projects on EG and use them to clear your doubts. Here are some links that might help you:
1. "engineersgarage.com/contribution/keypad-locking-system-with-user-defined-password"
2. "engineersgarage.com/contribution/sleeping-security-smart-keypad-lock-using-atmega16"
3. "engineersgarage.com/microcontroller/8051projects/keypad-simple-electronic-lock-AT89C51-circuit"