Public Function onAddItem( _
   ByVal AppItemHandle As Integer, _
   ByVal ItemId As String, _
   ByVal AccessRights As Integer, _
   ByVal InitValue As Object, _
   ByVal quality As Short, _
   ByVal timestamp As Date, _
   ByVal scanRate As Integer _
) As Integer

public int onAddItem( 
   int AppItemHandle,
   string ItemId,
   int AccessRights,
   object InitValue,
   short quality,
   DateTime timestamp,
   int scanRate
)

Parameters

AppItemHandle

Handle that identifies the item in the plug-in

ItemId

Fully qualified identifier of the item.
The identified has the syntax aaa.bbb.ccc for the item ccc in the branch bbb that is in the branch aaa. The branch aaa is in the root branch for the DA plugin (defined in the uaPLUS.daRootName property) or in the config setting DArootName.

AccessRights

InitValue

Initial value. It also defines the data type of the DA item node.

quality

OPC DA quality value.

timestamp

UTC time stamp.

scanRate

Minimal sampling interval fo the node.

Target Platforms: Windows XP Professional, Windows Server 2003 family, Windows Vista, Windows 7, Windows Server 2008 family

Reference