using System;

using System.IO.Ports;

using System.Threading;

​

public class Program

{

    public static void Main(string[] args)

    {

        Console.WriteLine();

        try

        {

            SerialPort serialPort = new SerialPort(args[0]);

            // try to toggle DTR/RTS (old scheme)

            serialPort.RtsEnable = false;

            serialPort.DtrEnable = false;

            serialPort.DtrEnable = true;

            try

            {

                Thread.Sleep(50);

            }

            catch (Exception e)

            {

            }

​

            serialPort.DtrEnable = false;

            // try magic number

            serialPort.RtsEnable = true;

            serialPort.DtrEnable = true;

            try

            {

                Thread.Sleep(50);

            }

            catch (Exception e)

            {

            }

​

            serialPort.DtrEnable = false;

            try

            {

                Thread.Sleep(50);

            }

            catch (Exception e)

            {

            }

​

            serialPort.Write("1EAF");

            try

            {

                Thread.Sleep(50);

            }

            catch (Exception e)

            {

            }

​

            serialPort.Close();

        }

        catch (Exception e)

        {

            Console.WriteLine(e);

        }

    }

}