help regarding zigbee transmission

[hemanth919]

Hi i'm hemanth..i'm doing a project on remote controlled milli second timer using 8051 micro controller(P89V51RD2 from philips). i'm using zigbee for communication to send control signals like the start/stop..set..reset.. ethin is fine i ve written code to take values through serial n do opertaion.. if i connect zigbee for communiction between console n timer out of 10 times only twice r thrice timer stops r starts..so can u pls help me regarding this problem...i tried wired serial communication using serial cable between these two it works perfect...i'm using a standard baud rate of 9600bps..i hav even checked source n destination address..no problem with it... pls help me out..

Thank you

 

[nandhu015]

Welcome to EDA

The coding and functioning seems to be working fine. The problem seems to be in zigbee section.
1. What is the distance between tx and rx?
2. what zigbee module are you usign?

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[hemanth919]

The distance between Rx n Tx is 3 meters..
I'm using XBee 1mW Wire Antenna
i'm aataching the datasheet of xbee module from sparkfun.