hello freinds..
i am doing the same project with using AT89s52 (8051)
i got stuck on some problem,
please help me as soon as possible..
is opto coupler is neccesary to use/ can be use relay for the same use.
how to get output from energy meter to microcontroller.
i am going through ine website….is it right
http://www.8051projects.info/forum/project-kits-album/1198-how-take-pulse-out-energy-meter.html
please freinds send me the proggramme in c to my email id is