/// <summary>
/// Connect to the MCU.
/// </summary>
/// <param name="comPort">Com port over which to connect to the MCU.</param>
public virtual bool Connect(string Address, int rack, int slot)
{
// We're connecting...
this.State = PLCState.Connecting;
try
{
// Open the specified port
fds.rfd = libnodave.openSocket(102, Address);
fds.wfd = fds.rfd;
//If connection successful
if (fds.rfd > 0)
{
PLCInterface = new libnodave.daveInterface(fds, "IF1", 0, libnodave.daveProtoISOTCP,
libnodave.daveSpeed187k);
PLCInterface.setTimeout(1000000);
// res=di.initAdapter(); // does nothing in ISO_TCP. But call it to keep your programs indpendent of protocols
PLCConnection = new libnodave.daveConnection(PLCInterface, 0, rack, slot);
if (0 == PLCConnection.connectPLC())
{
// Now we're connected!
this.State = PLCState.Connected;
}
}
}
catch
(Exception ex)
{
MessageBox.Show("Exception Connecting to Port!\r\n\r\n" + ex.Message);
// logger.ErrorException("Exception Connecting to Port", ex);
this.State = PLCState.Disconnected;
return false;
}
return true;
}
/// <summary>
/// Connect to the MCU.
/// </summary>
/// <param name="comPort">Com port over which to connect to the MCU.</param>
public virtual bool Connect(string Address, int rack, int slot)
{
// We're connecting...
this.State = PLCState.Connecting;
try
{
// Open the specified port
fds.rfd = libnodave.openSocket(102, Address);
fds.wfd = fds.rfd;
//If connection successful
if (fds.rfd > 0)
{
PLCInterface = new libnodave.daveInterface(fds, "IF1", 0, libnodave.daveProtoISOTCP,
libnodave.daveSpeed187k);
PLCInterface.setTimeout(1000000);
// res=di.initAdapter(); // does nothing in ISO_TCP. But call it to keep your programs indpendent of protocols
PLCConnection = new libnodave.daveConnection(PLCInterface, 0, rack, slot);
if (0 == PLCConnection.connectPLC())
{
// Now we're connected!
this.State = PLCState.Connected;
}
}
}
catch
(Exception ex)
{
MessageBox.Show("Exception Connecting to Port!\r\n\r\n" + ex.Message);
// logger.ErrorException("Exception Connecting to Port", ex);
this.State = PLCState.Disconnected;
return(false);
}
return(true);
}
/// <summary>
/// Disconnects from the PLC by closing the port
/// </summary>
public virtual void Disconnect()
{
if (this.State != PLCState.Disconnected)
{
// Now we're disconnecting
this.State = PLCState.Disconnecting;
PLCConnection.disconnectPLC();
// di.disconnectAdapter(); // does nothing in ISO_TCP. But call it to keep your programs indpendent of protocols
libnodave.closeSocket(fds.rfd);
// Now we're disconnected
this.State = PLCState.Disconnected;
}
}
/// <summary>
/// Disconnects from the PLC by closing the port
/// </summary>
public virtual void Disconnect()
{
if (this.State != PLCState.Disconnected)
{
// Now we're disconnecting
this.State = PLCState.Disconnecting;
PLCConnection.disconnectPLC();
// di.disconnectAdapter(); // does nothing in ISO_TCP. But call it to keep your programs indpendent of protocols
libnodave.closeSocket(fds.rfd);
// Now we're disconnected
this.State = PLCState.Disconnected;
}
}
/// <summary>
/// Initializes a new instance of the MCUEngine class.
/// </summary>
public PLCEngine()
{
// Start in the Disconnected state
this.State = PLCState.Disconnected;
}
