http://qs1969.pair.com?node_id=186678


in reply to Reading data from the Serial Port

Take a look at the streamline() function in WIN32::SerialPort.

Also take a look at PortMon from SysInternals, it allows you to "sniff" the port traffic in real time(and it's free!). I live by it when developing serial communication apps.

-Nitrox