INTERFACING XBEE WITH 8051

AS WE TRIED TO INTERFACE XBEE WITH 8051 WE SUCESSFULLY TRANSMIT DATA FROM XBEE TO OTHER MODULE, AS WE TRIED TO RECEIVE DATA THROUGH XBEE INTERFACED WITH 8051, DO(PIN 2) OF THE XBEE SHOWS ALWAYS HIGH. KINDLEY SUGGEST ME SOME IDEAS AND PROCDUERS.

note : we are using xbee model XB24-B
ZNET 2.5 version:1241

have an max ics in u r circuit so that might solve u r problem.

regards
jags