.net c# ile seri port haberleşme testi

Örnek Kod:

using System;  using System.IO.Ports;  using System.Collections.Generic;  using System.Text;    namespace SerPort1  {  class Program  {      static private SerialPort MyPort;      static void Main(string[] args)      {          MyPort = new SerialPort("COM1");          OpenMyPort();          Console.WriteLine("BaudRate {0}", MyPort.BaudRate);          OpenMyPort();          MyPort.Close();          Console.ReadLine();      }        private static void OpenMyPort()      {          try          {              MyPort.Open();          }          catch (Exception ex)          {              Console.WriteLine("Error opening my port: {0}", ex.Message);          }      }    }  }  

Kaynak:

http://stackoverflow.com/questions/195483/c-check-if-a-com-serial-port-is-already-open

http://msmvps.com/blogs/coad/archive/2005/03/23/SerialPort-_2800_RS_2D00_232-Serial-COM-Port_2900_-in-C_2300_-.NET.aspx

http://dotnetsolutions-technicalsolutions.blogspot.com/2008/01/serialport-rs-232-serial-com-port-in-c.html