Hello Ganesh,
If you have still problem in password based project then send me the diagram which one you…
May be some solution come out..
Also If you want to buy completely ready made project of ” password based door lock ” using,
80C2051, LCD, keypad (4×3), LCD for door open and close indication -> prize – 1400 Rs
and
AT89S52, LCD, keypad (as give on this website with code and diagram) -> prize – 1550 Rs
But first send me diagram which one you use for your project..so I can get idea form it.
Best luck
Regards
Jaymin D