hey cud ne1 gimme d circuit diag n pin out diag 4 simple traffic lights project using 8051..???it wud b a gr8 help if som1 suggested d code tooo...

 

Using proper English would be a start if you want someone to help you mate.

 

English! not Engrish!

 

Are you visiting the site from a cell phone?

If you want a traffic light signal, you can google "model train traffic light circuit"
Google gave:

 Results 1 - 10 of about 139,000 for model train traffic light circuit. (0.28 seconds)

here is a good one:
http://home.cogeco.ca/~rpaisley4/20step.html

 

Visit this website
http://indianengineer.wordpress.com/2010/02/20/818/

Maybe you will get some idea, though you will not find the schematic which you need.