http://www.8051projects.net/ Learn to make simple microcontroller projects, pic, 8051, avr and arm projects. download 8051 projects, tutorials, libraries, sample codes. join the microcontroller discussion forum and ask doubts regarding electronics. the best source for 8051 over internet. en-gb 2009-01-08T08:40:53-08:00 contact@nospam.com hourly 1 2000-01-01T12:00+00:00 http://www.8051projects.net/forum-t13632.html 2009-01-08T08:40:53-08:00 Sir, can u plzz help me with the working of the circuit of this digital lock .... http://www.8051projects.net/forum-t13632.html 2009-01-08T08:40:53-08:00 Ajay please post link to project. http://www.8051projects.net/forum-t13632.html 2009-01-08T08:40:53-08:00 shireesh http://www.8051projects.net/downloads129.html http://www.8051projects.net/forum-t13632.html 2009-01-08T08:40:53-08:00 shireesh Sir, can u plzz help me with the working of the circuit of this digital lock ....in the above link http://www.8051projects.net/forum-t13632.html 2009-01-08T08:40:53-08:00 Arun Kumar V Hi sireesh, which part of the project did you not understand ? Arun