public void Test_Connect_Disconnect()
{
var serv = new OpcDaServer(UrlBuilder.Build("Matrikon.OPC.Simulation.1"));
serv.Connect();
serv.IsConnected.Should().BeTrue();
serv.Disconnect();
serv.IsConnected.Should().BeFalse();
serv.Connect();
serv.IsConnected.Should().BeTrue();
serv.Disconnect();
serv.IsConnected.Should().BeFalse();
}
public void Test_Connect_Disconnect()
{
var serv = new OpcDaServer(UrlBuilder.Build("Matrikon.OPC.Simulation.1"));
serv.Connect();
serv.IsConnected.Should().BeTrue();
serv.Disconnect();
serv.IsConnected.Should().BeFalse();
serv.Connect();
serv.IsConnected.Should().BeTrue();
serv.Disconnect();
serv.IsConnected.Should().BeFalse();
}
static void Main(string[] args)
{
cfg = new OPCAgentConfig();
cfg.Host = ConfigurationManager.AppSettings["host"];
cfg.OPCName = ConfigurationManager.AppSettings["opcname"];
cfg.Period = Convert.ToInt32(ConfigurationManager.AppSettings["period"]);
cfg.AssetFolder = ConfigurationManager.AppSettings["assetfolder"];
var server = new OpcDaServer(UrlBuilder.Build(cfg.OPCName, cfg.Host));
server.Connect();
BuildSubcribtion(server, cfg);
System.Threading.Thread.Sleep(cfg.Period * 10);
server.Disconnect();
Console.WriteLine("Press any key ....");
Console.ReadLine();
}
public void read_group(string opcserver, string group_name, List <string> items)
{
Uri url = UrlBuilder.Build(opcserver);
using (var server = new OpcDaServer(url))
{
// Connect to the server first.
server.Connect();
// Create a group with items.
OpcDaGroup group = server.AddGroup(group_name);
IList <OpcDaItemDefinition> definitions = new List <OpcDaItemDefinition>();
int i = 0;
foreach (string id in items)
{
LogHelper.Log("id: " + id);
var definition = new OpcDaItemDefinition
{
ItemId = id,
IsActive = true
};
definitions.Insert(i++, definition);
}
group.IsActive = true;
OpcDaItemResult[] results = group.AddItems(definitions);
OpcDaItemValue[] itemValues = group.Read(group.Items, OpcDaDataSource.Device);
// Handle adding results.
JsonObject data = new JsonObject();
foreach (OpcDaItemValue item in itemValues)
{
if (item.Item != null && item.Value != null)
{
data.Add(item.Item.ItemId, item.Value);
}
}
server.Disconnect();
}
}
private void OpcConnect()
{
try
{
Uri url = UrlBuilder.Build("CoDeSys.OPC.DA");
using (var server = new OpcDaServer(url))
{
server.Connect();
OpcDaGroup group = server.AddGroup("MyGroup");
group.IsActive = true;
var definition1 = new OpcDaItemDefinition
{
ItemId = "PLC_GW3.Application.GVL.ROLL_X",
IsActive = true
};
var definition2 = new OpcDaItemDefinition
{
ItemId = "PLC_GW3.Application.GVL.PITCH_Y",
IsActive = true
};
var definition3 = new OpcDaItemDefinition
{
ItemId = "PLC_GW3.Application.GVL.YAW_Z",
IsActive = true
};
OpcDaItemDefinition[] definitions = { definition1, definition2, definition3 };
OpcDaItemResult[] results = group.AddItems(definitions);
foreach (OpcDaItemResult result in results)
{
if (result.Error.Failed)
{
throw new Exception("Definicje nie weszły");
}
}
while (_continue)
{
try
{
OpcDaItemValue[] values = group.Read(group.Items, OpcDaDataSource.Device);
Dispatcher.Invoke((Action)(() =>
{
dataCont.x = Convert.ToInt32(values[0].Value) / 10;
dataCont.y = Convert.ToInt32(values[1].Value) / 10;
dataCont.z = Convert.ToInt32(values[2].Value) / 10;
ChartUpdate((double)dataCont.x, (double)dataCont.y, (double)dataCont.z);
}));
Thread.Sleep(80);
}
catch (NotSupportedException en)
{
_continue = false;
MessageBox.Show(en.Message + "\n" + en.StackTrace + "\n" + en.Source);
}
}
server.Disconnect();
}
}
catch (Exception en)
{
MessageBox.Show(en.Message);
}
}
public void TestCleanup()
{
_server.Disconnect();
}
static void Main(string[] args)
{
MySQL_Connect bazaDanych = new MySQL_Connect();
int czasOdpOPC = 5; // Czas odpytywania serwera OPC w sekundach
string query, ssId, varState, val;
Console.WriteLine("Oczekiwanie na połączenie z serwerem OPC...");
// Cykliczne odpytywanie servera OPC
try
{
Uri url = UrlBuilder.Build("Matrikon.OPC.Simulation.1");
using (var server = new OpcDaServer(url))
{
// Connect to the server first.
server.Connect();
Console.WriteLine(server.GetStatus().CurrentTime);
Console.WriteLine(value: server.IsConnected);
String[] list = { "MojaGrupa.OUTPUT", "MojaGrupa.LEVEL 1",
"MojaGrupa.LEVEL 2", "MojaGrupa.LEVEL 3",
"MojaGrupa.VALVE 1", "MojaGrupa.VALVE 2",
"MojaGrupa.VALVE 3", "MojaGrupa.VALVE 4" };// lista tagów które chcemy odczytać w kolejności zdefiniowanej w tabeli State_Space_Id
TimeSpan[] tab = new TimeSpan[list.Length];
for (int i = 0; i < tab.Length; i++)
{
tab[i] = TimeSpan.FromSeconds(1);
}
int t = 0;
int sim = 0;
while (sim < 12)
{
OpcDaVQTE[] vqt = server.Read(list.ToList(), tab.ToList());
// logowanie asynchroniczne
// Jezeli wartosc przekracza limit to historii zmienic variable_state_id na andon !!!
//
//
// logowanie cykliczne
if (t == czasOdpOPC)
{
for (int i = 0; i < list.Length; i++)
{
// parametry logowania
val = vqt[i].Value.ToString();
int ssIdInt = i + 1;
ssId = ssIdInt.ToString();
if (ssIdInt > 1 && ssIdInt < 5)
{
varState = VariableState(val, ssIdInt, bazaDanych).ToString();
}
else
{
varState = 2.ToString();
}
val = val.Replace(',', '.');
query = "INSERT INTO scada.history(variable_state_id, state_space_id, event_id, value, date) VALUES(1," + ssId + ",1," + val + ", now())";
//query = "INSERT INTO scada.state_space (tag, name) VALUES ('Output32', 'wyjscie')";
//Console.WriteLine(list[i]);
//Console.WriteLine(vqt[i].Value.ToString());
//Console.WriteLine(query);
bazaDanych.Insert(query);
}
t = 0;
}
Console.WriteLine(vqt[0].Value.ToString());
Console.WriteLine(vqt[0].Quality.ToString());
Console.WriteLine(vqt[0].Timestamp.ToString());
Console.WriteLine("------------------");
t += 1;
sim += 1;
Thread.Sleep(1000);
}
server.Disconnect();
}
}
catch (Exception e)
{
Console.WriteLine("Cannot connect to OPC server");
Console.WriteLine(e);
}
finally
{
//server.Disconnect();
}
//Console.ReadKey();
}
