my program : if (!serialPort1.IsOpen) { serialPort1.Open(); } else { serialPort1.Close(); serialPort1.Open(); } serialPort1.WriteLine("///"); when serialPort1.Open , catch the wrong message 'IoException' and the 'COM8' port does't exist But I am sure that 'COM8'...

I am developing an application targetting the .NET CF 2.0 (implementing on WM5 & hopefully WM6), which uses Bluetooth to listen to serial data being output by numerous BT devices. I have a successful version of the application running using the System.IO.Ports.SerialPortcontrol. The incoming BT COM...

Hello, I wrote a simple application in C# to try and set up a bluetooth connection and set up a serial port service. I want to find devices around me and ask for their GPS information, this should be available trough their com ports after GPGGA in the string that i'd retreive from the com ports....