using System;
using System.IO.Ports;
namespace SerialIn {
  class SerialIn {
    static void Main ()
    {
      SerialPort com1 = new SerialPort ( "COM1", 9600,
      Parity.None, 8, StopBits.One );
      com1.Open (); 
      do
      {
        Console.WriteLine ( com1.ReadLine () );
        }
      while (!Console.KeyAvailable); 
      com1.Close (); 
      }
    }
  }