public void RunPLC01Scan(object msgobj)
{
MainNetworkClass networkmain = (MainNetworkClass)msgobj;
byte[] tmpRx = new byte[411];
byte[] tmpRx1 = new byte[611];
byte[] tmpRx2 = new byte[811];
bool plc1Break = false;
PLCTelnet = new TelnetClient();
//check for TCP network connection for PLC
while (!bTerminate)
{
Thread.Sleep(100);
try
{
if (PLCTelnet.connected == false)
{
XmlDocument doc = new XmlDocument();
doc.Load(@"Config.xml");
XmlNode node = doc.SelectSingleNode(@"/CONFIG/PLCCONTROLLER1/ADD");
System.Net.IPAddress address = System.Net.IPAddress.Parse(node.InnerText);
node = doc.SelectSingleNode(@"/CONFIG/PLCCONTROLLER1/PORT");
PLCNetworkAddress = "Trying to connect to " + address.ToString() + " Port : " + node.InnerText;
if (PLCTelnet.ConnectToHost(address, int.Parse(node.InnerText)) == false)
{
PLCNetworkAddress = "Connected to PLCServer1 "
+ address.ToString()
+ " Port : "
+ node.InnerText
+ " Fail"; //not connected
Thread.Sleep(100); // try to connect to server
if (!plc1Break)
{
MyEventQ.AddQ("5;PLCCommunicationBreak;PLC Number;1");//Push message to stack
EvtLog.Info("5;PLCCommunicationBreak;PLC Number;1");
plc1Break = true;
}
continue;
}
else
{
PLCNetworkAddress = "Connected to PLCServer1 " + address.ToString() + " Port : " + node.InnerText;//connected
}
plc1Break = false;
}
//PLC Read Write Cycle
if (PLCTelnet.connected)
{
//get read data from PLC
PLCTelnet.SendDataToHost(PLCQueryCmd);//query data from plc D000 to D199
string tmpstr100;
tmpstr100 = PLCTelnet.GetDataFromHost(ref tmpRx, tmpRx.Length);
if (tmpstr100.StartsWith("d00000ffff") && tmpstr100.Length == 822)
{
Array.Copy(tmpRx, PLCQueryRx, PLCQueryRx.Length);
}
else
{
tmpstr100 = "No Data";
}
int timeoutcounter = 0;
while ((tmpstr100 == "No Data") && PLCTelnet.connected)
{
Thread.Sleep(waitdelay);
//tmpstr100 = PLCTelnet.GetDataFromHost(ref PLCQueryRx, PLCQueryRx.Length);
tmpstr100 = PLCTelnet.GetDataFromHost(ref tmpRx, tmpRx.Length);
//tmpstr100 = PLCTelnet.GetDataFromHost(ref PLCQueryRx, PLCQueryRx.Length);
if (tmpstr100.StartsWith("d00000ffff") && (tmpstr100.Length == 822))
{
Array.Copy(tmpRx, PLCQueryRx, PLCQueryRx.Length);
}
else
{
tmpstr100 = "No Data";
}
//log.Info(tmpstr100);
timeoutcounter++;
if (timeoutcounter == 10)
{
//assume connection broken
PLCTelnet.Close();
break;
}
}
//Update 14/12/2015 May Pon
#region READ PLC1 Memory 6100 to 6499
timeoutcounter = 0;
if (PLCTelnet.connected == false)
{
continue;
}
PLCTelnet.SendDataToHost(PLCQueryCmdPara);//query data from plc dm700 to dm999
//tmpstr100 = PLCTelnet.GetDataFromHost(ref PLCQueryRx7, PLCQueryRx7.Length);
tmpstr100 = PLCTelnet.GetDataFromHost(ref tmpRx2, tmpRx2.Length);
//tmpstr100 = PLCTelnet.GetDataFromHost(ref PLCQueryRx, PLCQueryRx.Length);
if (tmpstr100.StartsWith("d00000ffff") && (tmpstr100.Length == 1622))
{
Array.Copy(tmpRx2, PLCQueryRxPara, PLCQueryRxPara.Length);
}
else
{
tmpstr100 = "No Data";
}
while ((tmpstr100 == "No Data") && PLCTelnet.connected)
{
Thread.Sleep(waitdelay);
tmpstr100 = PLCTelnet.GetDataFromHost(ref tmpRx2, tmpRx2.Length);
//tmpstr100 = PLCTelnet.GetDataFromHost(ref PLCQueryRx, PLCQueryRx.Length);
if ((tmpstr100.StartsWith("d00000ffff") && (tmpstr100.Length == 1622)))
{
Array.Copy(tmpRx2, PLCQueryRxPara, PLCQueryRxPara.Length);
}
else
{
tmpstr100 = "No Data";
}
timeoutcounter++;
if (timeoutcounter == 10)
{
//assume connection broken
PLCTelnet.Close();
break;
}
}
#endregion
//Update 25/7/2015
#region READ PLC1 Memory 700 to 999
//timeoutcounter = 0;
//if (PLCTelnet.connected == false) continue;
//PLCTelnet.SendDataToHost(PLCQueryCmd7);//query data from plc dm700 to dm999
////tmpstr100 = PLCTelnet.GetDataFromHost(ref PLCQueryRx7, PLCQueryRx7.Length);
//tmpstr100 = PLCTelnet.GetDataFromHost(ref tmpRx1, tmpRx1.Length);
////tmpstr100 = PLCTelnet.GetDataFromHost(ref PLCQueryRx, PLCQueryRx.Length);
//if (tmpstr100.StartsWith("d00000ffff") && (tmpstr100.Length == 1222))
//{
// Array.Copy(tmpRx1, PLCQueryRx7, PLCQueryRx7.Length);
//}
//else
// tmpstr100 = "No Data";
//log.Info(tmpstr100);
//while ((tmpstr100 == "No Data") && PLCTelnet.connected)
//{
// Thread.Sleep(waitdelay);
// tmpstr100 = PLCTelnet.GetDataFromHost(ref tmpRx1, tmpRx1.Length);
// //tmpstr100 = PLCTelnet.GetDataFromHost(ref PLCQueryRx, PLCQueryRx.Length);
// if ((tmpstr100.StartsWith("d00000ffff") && (tmpstr100.Length == 1222)))
// {
// Array.Copy(tmpRx1, PLCQueryRx7, PLCQueryRx7.Length);
// }
// else
// tmpstr100 = "No Data";
// log.Info(tmpstr100);
// timeoutcounter++;
// if (timeoutcounter == 10)
// {
// //assume connection broken
// PLCTelnet.Close();
// break;
// }
//}
#endregion
timeoutcounter = 0;
if (PLCTelnet.connected == false)
{
continue;
}
PLCTelnet.SendDataToHost(PLCWriteCommand);
tmpstr100 = PLCTelnet.GetDataFromHost(ref PLCWriteCommandRX, PLCWriteCommandRX.Length);//write to dm 200 to dm 599
// log.Info("PLC 1 Write " + tmpstr100);
while ((tmpstr100 == "No Data") && PLCTelnet.connected)
{
Thread.Sleep(waitdelay);
tmpstr100 = PLCTelnet.GetDataFromHost(ref PLCWriteCommandRX, PLCWriteCommandRX.Length);
// log.Info("PLC 1 Write " + tmpstr100);
timeoutcounter++;
if (timeoutcounter == 10)
{
//assume connection broken
PLCTelnet.Close();
break;
}
}
}
}
catch (Exception ex)
{
log.Info("PLC01Polling Thread Error " + ex.ToString());
}
}//while ! terminated loop
}
public void RunPLC02Scan(object msgobj)
{
MainNetworkClass networkmain = (MainNetworkClass)msgobj;
PLCTelnet2 = new TelnetClient();
byte[] tmpRx6 = new byte[411];
byte[] tmpRxPlc2 = new byte[1011];
bool plc2Break = false;
while (!bTerminate)
{
Thread.Sleep(100);
try
{
if (PLCTelnet2.connected == false)
{
XmlDocument doc = new XmlDocument();
doc.Load(@"Config.xml");
XmlNode node = doc.SelectSingleNode(@"/CONFIG/PLCCONTROLLER2/ADD");
System.Net.IPAddress address = System.Net.IPAddress.Parse(node.InnerText);
node = doc.SelectSingleNode(@"/CONFIG/PLCCONTROLLER2/PORT");
PLC2NetworkAddress = "Trying to connect to " + address.ToString() + " Port : " + node.InnerText;
if (PLCTelnet2.ConnectToHost(address, int.Parse(node.InnerText)) == false)
{
PLC2NetworkAddress = "Connected to PLCServer2 "
+ address.ToString()
+ " Port : "
+ node.InnerText + " Fail"; //not connected
Thread.Sleep(100); // try to connect to server
if (!plc2Break)
{
MyEventQ.AddQ("5;PLCCommunicationBreak;PLC Number;2");//Push message to stack
EvtLog.Info("5;PLCCommunicationBreak;PLC Number;2");
plc2Break = true;
}
continue;
}
else
{
PLC2NetworkAddress = "Connected to PLCServer2 " + address.ToString() + " Port : " + node.InnerText;//connected
}
plc2Break = false;
}
if (PLCTelnet2.connected)
{
string tmpstr;
int timeoutcounter = 0;
PLCTelnet2.SendDataToHost(PLCQueryCmd6);//PLC02 Read Cycle
Thread.Sleep(waitdelay);
tmpstr = PLCTelnet2.GetDataFromHost(ref tmpRx6, PLCQueryRx6.Length);
//tmpstr100 = PLCTelnet.GetDataFromHost(ref PLCQueryRx, PLCQueryRx.Length);
if (tmpstr != "No Data")
{
if ((tmpstr.StartsWith("d00000ffff")) && (tmpstr.Length == 822))
{
Array.Copy(tmpRx6, PLCQueryRx6, PLCQueryRx6.Length);
}
else
{
PLCTelnet2.Close();
}
}
// log.Info(tmpstr);
while ((tmpstr == "No Data") && PLCTelnet.connected)
{
Thread.Sleep(waitdelay);
tmpstr = PLCTelnet2.GetDataFromHost(ref tmpRx6, PLCQueryRx6.Length);
if (tmpstr != "No Data")
{
if ((tmpstr.StartsWith("d00000ffff")) && (tmpstr.Length == 822))
{
Array.Copy(tmpRx6, PLCQueryRx6, PLCQueryRx6.Length);
}
else
{
PLCTelnet2.Close();
break;
}
}
//No Data loop again
// log.Info(tmpstr);
timeoutcounter++;
if (timeoutcounter == 10)
{
//assume connection broken
PLCTelnet2.Close();
break;
}
}
#region READ PLC2 Memory 6100 to 6499
timeoutcounter = 0;
if (PLCTelnet2.connected == false)
{
continue;
}
PLCTelnet2.SendDataToHost(PLCQueryCmdParaPlc2);//query data from plc dm700 to dm999
//tmpstr100 = PLCTelnet.GetDataFromHost(ref PLCQueryRx7, PLCQueryRx7.Length);
tmpstr = PLCTelnet2.GetDataFromHost(ref tmpRxPlc2, tmpRxPlc2.Length);
//tmpstr100 = PLCTelnet.GetDataFromHost(ref PLCQueryRx, PLCQueryRx.Length);
if (tmpstr.StartsWith("d00000ffff") && (tmpstr.Length == 2022))
{
Array.Copy(tmpRxPlc2, PLCQueryRxParaPlc2, PLCQueryRxParaPlc2.Length);
}
else
{
tmpstr = "No Data";
}
while ((tmpstr == "No Data") && PLCTelnet2.connected)
{
Thread.Sleep(waitdelay);
tmpstr = PLCTelnet2.GetDataFromHost(ref tmpRxPlc2, tmpRxPlc2.Length);
//tmpstr = PLCTelnet.GetDataFromHost(ref PLCQueryRx, PLCQueryRx.Length);
if ((tmpstr.StartsWith("d00000ffff") && (tmpstr.Length == 2022)))
{
Array.Copy(tmpRxPlc2, PLCQueryRxParaPlc2, PLCQueryRxParaPlc2.Length);
}
else
{
tmpstr = "No Data";
}
timeoutcounter++;
if (timeoutcounter == 10)
{
//assume connection broken
PLCTelnet2.Close();
break;
}
}
#endregion
timeoutcounter = 0;
PLCTelnet2.SendDataToHost(PLCWriteCommand6);//PLC02 Write cycle
Thread.Sleep(waitdelay);
tmpstr = PLCTelnet2.GetDataFromHost(ref PLCWriteCommandRX6, PLCWriteCommandRX6.Length);
// log.Info("PLC 2 Write " + tmpstr);
while ((tmpstr == "No Data") && PLCTelnet.connected)
{
Thread.Sleep(waitdelay);
tmpstr = PLCTelnet2.GetDataFromHost(ref PLCWriteCommandRX6, PLCWriteCommandRX6.Length);
// log.Info("PLC 2 Write " + tmpstr);
timeoutcounter++;
if (timeoutcounter == 10)
{
//assume connection broken
PLCTelnet2.Close();
break;
}
}
}
}
catch (Exception ex)
{
log.Error(ex.ToString());
}
}
}
