public void connectPLC()
{
int iReturnCode; //Return code
int iLogicalStationNumber = 1; //LogicalStationNumber for ActUtlType
//
//Processing of Open method
//
try
{
//Set the value of 'LogicalStationNumber' to the property.
lpcom_ReferencesUtlType.ActLogicalStationNumber = iLogicalStationNumber;
////Set the value of 'Password'.
//lpcom_ReferencesUtlType.ActPassword = txt_Password.Text;
//The Open method is executed.
iReturnCode = lpcom_ReferencesUtlType.Open();
//}
//When the Open method is succeeded, disable the TextBox of 'LogocalStationNumber'.
if (iReturnCode == 0)
{
isPLCConnected = true;
Thread PLC_Thread = new Thread(new ThreadStart(PLC_MONITOR));
PLC_Thread.IsBackground = true;
PLC_Thread.Start();
}
//The return code of the method is displayed by the hexadecimal.
}
//Exception processing
catch (Exception exception)
{
MessageBox.Show(exception.Message, "", MessageBoxButtons.OK, MessageBoxIcon.Error);
}
}
public void PLCOpen()
{
int iReturnCode; //Return code
//LogicalStationNumber for ActUtlType
//
//Processing of Open method
//
try
{
//Form_menu.StatusPLCLog("Open PLC Connection");
StatusPLCLog = "Open PLC Connection";
//Check the 'LogicalStationNumber'.(If succeeded, the value is gotten.)
if (GetLogicalStationNumber(out int iLogicalStationNumber) != true)
{
//If failed, this process is end.
return;
}
//Set the value of 'LogicalStationNumber' to the property.
plc.ActLogicalStationNumber = iLogicalStationNumber;
//Set the value of 'Password'.
//plc.ActPassword = txt_Password.Text;
//The Open method is executed.
iReturnCode = plc.Open();
//When the Open method is succeeded, set the connected status.
if (iReturnCode == 0)
{
Connected = true;
//Form_menu.StatusPLCLog("Open PLC Connection Succeed");
StatusPLCLog = "Open PLC Connection Succeed";
//ButtonSendingStatus(true);
}
else
{
Connected = false;
//Form_menu.StatusPLCLog("Open PLC Connection Failed");
StatusPLCLog = "Open PLC Connection Failed";
//ButtonSendingStatus(false);
}
_plcConnectionStatus = iReturnCode;
}
//Exception processing
catch (Exception exception)
{
Debug.WriteLine(exception.Message);
//MessageBox.Show(exception.Message,
// "Open Method", MessageBoxButtons.OK, MessageBoxIcon.Error);
return;
}
}
