Digital Code Lock with LCD and Keypad

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. User has maximum of 3 retries.. if fails then Master Locks ha... Read Compelte post
Posted on Wed Aug 29 2007, 12:00 PM

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Mon Jul 26 2021, 05:45 PM
GeorgeNer
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Mon Jul 26 2021, 02:03 PM
Priscilla
Good write ups. Appreciate it! Https://bit.ly (https://bit.ly)
Mon Jul 26 2021, 01:48 PM
Lashawnda
Nicely put. Thanks. Dorthy (Dorthy)
Sun Jul 25 2021, 01:59 PM
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Sat Jul 24 2021, 11:03 AM
Pedrolew
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