public Boolean Connect()
{
// Create a server object and connect to the TwinCATOpcServer
Opc.URL url = new Opc.URL(opcServerEndpoint);
OpcCom.Factory fact = new OpcCom.Factory();
server = new Opc.Da.Server(fact, null);
server.Connect(url, new Opc.ConnectData(new System.Net.NetworkCredential()));
// Create a group
Opc.Da.Subscription group;
foreach (BrowsableGroup BrowsableGroup in browsableGroups)
{
Opc.Da.SubscriptionState groupState = new SubscriptionState();
groupState.Name = BrowsableGroup.GroupName;
groupState.Active = true;
group = (Opc.Da.Subscription)server.CreateSubscription(groupState);
Opc.Da.Item[] items = BrowsableGroup.produceItemsFromNodes();
items = group.AddItems(items);
EnableDataChangedCallback(group);
//todo:
//EnableDataReadCallback(group);
//todo:
//EnableDataWriteCallback(group, BrowsableGroup.produceValueToWrite(items[0],34.0) );
}
return(false);
}
private BrowsableGroup DiSignals()
{
BrowsableGroup g = new BrowsableGroup();
g.GroupName = "DI";
g.Nodes = new string[] { "FIX.GREEN.F_CV" };
return(g);
}
public void Connect()
{
BrowsableGroup[] browsableGroups = new BrowsableGroup[] { AiSignals(), DiSignals() };
connector = new OpcDaConnector("opcda://localhost/" + SERVER_NAME, browsableGroups);
connector.Connect();
//connector.selectGroup("AI").readNode("FIX.WYSOKOSC.F_CV").execute
//connector.selectGroup("AI").writeValue(33).intoNode("FIX.WYSOKOSC.F_CV").execute();
}
private BrowsableGroup AiSignals()
{
BrowsableGroup g = new BrowsableGroup();
g.GroupName = "AI";
g.Nodes = new string[] { "FIX.BLACKY.F_CV", "FIX.RED.F_CV" };
return(g);
}
