profibus in s7 300

Hi all,
Plz the profibus in detail. what are the different functions are carried out by the profibus.

Hello ntkernel;
Please explain in ( a lot) more detail what you need.
Or go to profibus.com, and open the Download section, you will find many documents on Profibus and its implementation.
Hope this helps,
Daniel Chartier

ntkernel - Welcome to the forum!