My Xbee is Xbee low power module. You can see more about it from here:

http://www.digi.com/products/wireles...e.jsp#overview

According to me i just have to serially send data to the radio and then it will transmit it. No more extra connections required. I just wanna know the particular commands for sending serial data (i.e through Tx and Rx pins of port C).

Regards.