ArtNetNode.cs

using System;
using System.Collections.Generic;
using System.Net;
using System.Linq;
using System.Text;
using System.Net.Sockets;
using System.Timers;

namespace ArtNet.ArtNet
{
    class ArtNetNode
    {
        private IPAddress Address; // Адрес, куда отправляем
        private IPEndPoint BroadcastEndPoint;
        private UdpClient udpClient; // Сетевой интерфейс
        private int Port;

        // Таймеры
        private Timer dmxTimer;

        // Пакеты ArtNet
        private ArtDMX DMX = new ArtDMX();

        public ArtNetNode()
        {
            Port = 0x1936;

            // 2.255.255.255
            Address = new IPAddress(0xffffff02);
            BroadcastEndPoint = new IPEndPoint(Address, Port);

            // Стандартный порт ArtNet 6454
            InitNode(Port);

            // DMX
            dmxTimer = new Timer(1000 / 44); // 44 Гц
            dmxTimer.Elapsed += new ElapsedEventHandler(dmxtimer_Elapsed);
        }

        public void Start()
        {
            dmxTimer.Enabled = true;
            dmxTimer.Start();
        }

        public void Stop()
        {
            dmxTimer.Enabled = false;
            dmxTimer.Stop();
        }

        private void InitNode(int Port)
        {
            udpClient = new UdpClient(Port);

            udpClient.EnableBroadcast = true;

            udpClient.Client.SendTimeout = 100;
            udpClient.Client.SetSocketOption(SocketOptionLevel.Socket, SocketOptionName.ReuseAddress, true);
        }

        private void dmxtimer_Elapsed(object sender, ElapsedEventArgs e)
        {
            byte[] Packet = DMX.GetPacket();

            DMX[238]++;

            udpClient.Send(Packet, DMX.Length, BroadcastEndPoint);
        }
    }
}