Digital Code lock with LCD and Keypad using AT89C2051

Project tested and working perfectly

Digital Code Lock with LCD and Keypad using AT89C2051

A Brief Description:
This project is written in C language. Its a simple project with efficient hacking prevention from Brute Force etc. The basic user lock is of 5 Digits and Master Lock is of 10 digits so its not easy for an intruder to break the lock unless you keep the code simple.
The input is taken from a 4x3 Keypad (please see the schematic... Read Compelte post
Author: Ajay Bhargav | Date added: Wed Aug 29 2007, 05:08 pm

Downloads

Comments

Robertpag
Wed Nov 30 2022, 03:55 pm
Zijaina
Tue Nov 29 2022, 05:46 am
WilliamTup
Mon Nov 28 2022, 02:22 pm
StanleyAvake
Mon Nov 28 2022, 12:41 am
bvnCar
Sun Nov 27 2022, 10:52 am
Andreasaei
Sun Nov 27 2022, 06:50 am
FrancisCog
Sat Nov 26 2022, 09:48 pm
Irincwb
Tue Nov 22 2022, 03:15 pm