CONTROLLER Class - A class that handles the communications with the PLC Family.  See the specific help file for each INGEAR.NET component for more details.

• Properties:
  ErrorCode - The result of the last Controller method. See “ResultCode” class.
  ErrorString - A string representing the ErrorCode.
  IPAddress - The IP Address of the PLC.
  CPUType Sets/Returns the current Controller CPU Type.  (ABLINK and S7LINK only)
  DriverType Sets/Returns current Driver Type (ABLINK only)
  IsConnected - Value is TRUE if the Controller object is connected to a device.
  MyObject - A reference to a user-defined object.
  Path - The CIP route for the device. (For LOGIX, ABLINK, and S7LINK)
  Timeout - Number of milliseconds the controller will wait to connect before throwing an error.
• Methods:
  Connect - Attempt a connection to the device.
  CreateNewGroup- Creates a new instance of IGroup
  CreateNewTag- Creates new instance of Tag class
  Disconnect - Attempt to disconnect a device previously connected.
  GroupRead - Read a group of values contained in a TagGroup object.
  GroupWrite - Write a group of values contained in a TagGroup object.
  ReadTag - Read a value contained in a Tag object.
  WriteTag - Write a value contained in a Tag object.