"are you talking about PnP feature?

leave the rest of the procedures as they are and concentrate on the serial communication when you get it error free join it with the rest of the code. follow andy's suggestions. "

Abhishek I couldnt get you . Can u please explain this point in detail?

Can you send me subroutine for sending an d receiving byte coz i think i am wrong with timings of clock and data..

Thanks everyone