Telemetry System With Arduino

Using Arduino Programming Questions
#1

I want to make a telemetry system. I will use xbee pro, arduino uno and rs232 to ttl converter. because the data come from rs232. But I can not write the neccesary code. Could you help me about this topic.
Thanks :slight_smile:

#2

Duplicate post at http://forum.arduino.cc/index.php?topic=395899.msg2724033#msg2724033

#3