I'm able to send AT commands to GSM modem,
but i am not able interface my 8051 to GSM model.
can i get sample inerfacing code for 8051 micro controller.
"please send tha code. this is for my college project"
Surely the whole point of a college project is to demonstrate that you can solve the problem yourself?
After reading this thread, you should have sufficient information & resources to enable you to complete your project.
If you have specific questions, then ask them - but don't just cheat your course by copying someone else's work!
I agree with you Andy. How dare you to ask for the code?? Get up and do some work.