private static void Main(string[] args)
{
const int port = 502;
IPAddress localaddr = new IPAddress(new byte[] { 127, 0, 0, 1 });
TcpListener slaveTcpListener = new TcpListener(localaddr, port);
slaveTcpListener.Start();
// NullModbusLogger.Instance = ;
IModbusFactory factory = new ModbusFactory(null, true, new ReadLogger());
IModbusSlaveNetwork network = factory.CreateSlaveNetwork(slaveTcpListener);
List <string> ips = new List <string> {
"192.168.8.200", "192.168.8.201", "192.168.8.202"
};
for (int i = 0; i < ips.Count; i++)
{
SlaveStorage storage = new SlaveStorage();
ElektronikondataReader reader = new ElektronikondataReader(i + 1, storage);
Task.Factory.StartNew(ElektronikondataReader.ReadDataThread, reader);
IModbusSlave slave = factory.CreateSlave((byte)i, storage);
network.AddSlave(slave);
}
network.ListenAsync().GetAwaiter().GetResult();
// prevent the main thread from exiting
// Thread.Sleep(Timeout.Infinite);
Console.WriteLine("Press any key to exit " + args);
Console.ReadKey();
}
public static async Task ReadDataThread(object o)
{
ElektronikondataReader reader = (ElektronikondataReader)o;
ushort elapsed = 0;
int offset = 4000 + reader.TaskNumber1 * 500;
while (true)
{
SlaveStorage storage = reader.Storage;
storage.InputRegisters[4064] = (ushort)-(offset + 4 + elapsed);
storage.InputRegisters[4065] = (ushort)(offset + 5 + elapsed);
storage.InputRegisters[4066] = (ushort)(offset + 6 + elapsed);
storage.InputRegisters[4067] = (ushort)(offset + 7 + elapsed);
storage[4000] = 18.8f;
Debug.Assert(Math.Abs(18.8f - FloatHelper.Ushort2Float(storage.InputRegisters[4000], storage.InputRegisters[4001])) < 0.001);
Console.WriteLine("TaskNumber1={0}, elapsed={1}", reader.TaskNumber1, elapsed);
await Task.Delay(10000);
elapsed += 10;
}
}
// taskNumber1
public ElektronikondataReader(int taskNumber1, SlaveStorage storage)
{
Storage = storage;
TaskNumber1 = taskNumber1;
}