using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.IO.Ports;
using System.Windows.Forms;
using System.Threading;

namespace ConsoleApplication1
{
    class Program
    {
        static void Main(string[] args)
        {}
        public sealed class Init
        {
            public static SerialPort mySerialPort = new SerialPort();
            public static string seriya = "";
            public static string nomer = "";
            public static string karta = "";
            public static string karta16;

            public void PortProperties()
            {

                if (mySerialPort.IsOpen == false)
                {
                    mySerialPort.BaudRate = 9600;
                    mySerialPort.Parity = Parity.None;
                    mySerialPort.StopBits = StopBits.One;
                    mySerialPort.DataBits = 8;
                    mySerialPort.Handshake = Handshake.None;
                    mySerialPort.ReadTimeout = 200;
                    mySerialPort.PortName = "COM2";
                    try
                    {
                        mySerialPort.Open();
                    }
                    catch (System.IO.IOException)
                    {
                        //throw new Exception("Устройство не подключено");
                    }
                    Thread t = new Thread(Opros);
                    t.Start();
                    t.IsBackground = true;
                    mySerialPort.DataReceived += new SerialDataReceivedEventHandler(mySerialPort_DataReceived);
                    OnPick += OnPicked;

                }
            }

            static void Opros()
            {
                var data_for_controller1 = new byte[5] { 242, 255, 1, 2, 3 };
                var data_for_controller = new byte[7] { 242, 255, 3, 1, 0, 26, 24 };

                if (mySerialPort.IsOpen)
                mySerialPort.Write(data_for_controller, 0, 7);

                while (mySerialPort.IsOpen)
                {
                    try
                    {
                        mySerialPort.Write(data_for_controller1, 0, 5);
                    }
                    catch(System.IO.IOException)
                    {}
                }

            }

            public static void mySerialPort_DataReceived(object sender, SerialDataReceivedEventArgs e)
            {

                byte[] buffer = new byte[mySerialPort.BytesToRead];
                mySerialPort.Read(buffer, 0, buffer.Length);

                for (int i = 2; i < buffer.Length; i = i + 8)
                {
                    if (buffer[i] == 8)
                    {
                        int nomk = (buffer[i + 5] >> 1) + (buffer[i + 6] & 1) * 128;
                        int ss = (buffer[i + 6] >> 1) + (buffer[i + 7] & 1) * 128;
                        nomk = nomk + ss * 256;
                        int serk = (buffer[i + 7] >> 1) + (buffer[i + 8] & 1) * 128;

                        karta = serk.ToString() + nomk.ToString();

                        karta16 = buffer[i + 5].ToString() + buffer[i + 6].ToString() + buffer[i + 7].ToString() + buffer[i + 8].ToString();
                        seriya = serk.ToString();
                        nomer = nomk.ToString();
                        Thread.Sleep(200);
                        OnRaiseCustomEvent(new EventArgs());

                    }
                }
                if (mySerialPort.IsOpen)
                {
                    mySerialPort.DiscardOutBuffer();
                }
            }

            public static event EventHandler<EventArgs> OnPick;

            public static void OnRaiseCustomEvent(EventArgs e)
            {
                EventHandler<EventArgs> handler = OnPick;
                if (handler != null)
                {
                    handler(null, e);
                }
            }

            void OnPicked(object sender, EventArgs e)
            {
                for (int i = 0; i < 10; i++)
                {
                    SendKeys.SendWait("{BS}");
                }
                SendKeys.SendWait(seriya + " " + nomer);
            }

        }

    }
}

// perko reader .net c#