08-11-2012, 02:07 PM
please go through the following threads for more details on Digital Code lock with keypad and lcd using AT89c2051
http://studentbank.in/report-digital-cod...-at89c2051
http://studentbank.in/report-digital-cod...ull-report
http://studentbank.in/report-digital-cod...-at89c2051
http://studentbank.in/report-digital-cod...ull-report