i am trying to communicate two 89s52 using RF transreceiver.it shows no sign of transmission and reception.How to identify whether the transreceivers are working properly.I am using sunrom technologies transreceivers (2.4Ghz).Then I am new to the field of microcontrollers I also want to know how to communicate between two microcontrollers using wired means.(ie) the circuit diagram.I have the code which is working properly under the keil simulator.please help me out