private void buttonFw_Click(object sender, EventArgs e)
{
if (!checkP2P.Checked) // multicast mode, get first @ by device query
{
if (MCastAddress == null)
{
GetMultiCastAdress();
if (MCastAddress != null)
{
device.Class1AddMulticast(MCastAddress); // I will be possible to Join the 32 consecutives @ to be sure
}
}
}
if (FwclosePacket == null)
{
// CycleTime in microseconds
EnIPNetworkStatus result = device.ForwardOpen(Config, Output, Input, out FwclosePacket, (uint)(CycleTime.Value * 1000), checkP2P.Checked, checkWriteConfig.Checked);
if (result == EnIPNetworkStatus.OnLine)
{
buttonFw.Text = "Forward Close";
tmrO2T.Interval = (int)CycleTime.Value; // here in ms it's a Windows timer
tmrO2T.Enabled = true;
if (Input != null)
{
Input.T2OEvent += new T2OEventHandler(Input_T2OEvent);
}
}
else
{
FwclosePacket = null;
}
}
else
{
tmrO2T.Enabled = false;
device.ForwardClose(FwclosePacket);
buttonFw.Text = "(Large)Forward Open";
FwclosePacket = null;
if (Input != null)
{
Input.T2OEvent -= new T2OEventHandler(Input_T2OEvent);
}
ImgInputActivity.Visible = false;
}
}
static void Main(string[] args)
{
Console.WriteLine("Starting");
IPEndPoint ep = new IPEndPoint(IPAddress.Parse("172.20.54.58"), 0xAF12);
EnIPRemoteDevice WagoPlc = new EnIPRemoteDevice(ep);
WagoPlc.autoConnect = true;
WagoPlc.autoRegisterSession = true;
// class 4, instance 107, attribut 3 : Input Data
EnIPClass Class4 = new EnIPClass(WagoPlc, 4);
EnIPInstance Instance107 = new EnIPInstance(Class4, 107);
EnIPAttribut Inputs = new EnIPAttribut(Instance107, 3);
// Read require, it provides the data size in the RawData field
// If not, one have to make a new on it with the good size before
// calling ForwardOpen : Inputs.RawData=new byte[xx]
Inputs.ReadDataFromNetwork();
// Open an Udp endpoint, server mode is mandatory : default port 0x8AE
// Local IP should be given if more than 1 ethernet/wifi interface is present
IPEndPoint LocalEp = new IPEndPoint(IPAddress.Parse(""), 0x8AE);
// It's not a problem to do this with more than one remote device,
// the underlying udp socket is static
WagoPlc.Class1Activate(LocalEp);
// Not required in P2P mode
WagoPlc.Class1AddMulticast("239.192.72.32");
// Attach concerned attributs to the UDP callback handler : here just one
Inputs.Class1Enrolment();
// Register me to get notified
Inputs.T2OEvent += new T2OEventHandler(Inputs_T2OEvent);
// ForwardOpen in Multicast, T2O, cycle 200 ms, duration infinite (-1)
Inputs.ForwardOpen(false, true, false, 200, -1);
Console.WriteLine("Running, hit a key to stop");
Console.ReadKey();
Inputs.ForwardClose();
}
