INotificationClient.WriteRequestStart (METH) ¶ METHOD WriteRequestStart This method will be called when a write operation on one or more variables will be executed. InOut: Scope Name Type Comment Input datasourceName ItemName The name of the datasource where the operation will be executed. For details of the format of this parameter have a look at ItemName or ItemNameType

ITraceAddressInfoWriter (ITF) ¶ INTERFACE ITraceAddressInfoWriter EXTENDS __SYSTEM.IQueryInterface Implementors of this interface are able to write the address info of a variable to the service calls of CmpTraceMgr. Methods: GetAddressFlags GetSize GetType Release WriteAddressInfo Structure: GetAddressFlags (Method) GetSize (Method) GetType (Method) Release (Method) WriteAddressInfo (Method)

ITraceAddressInfoWriter.GetAddressFlags (METH) ¶ METHOD GetAddressFlags : ETraceAddressFlags Returns an <c>ETraceAddressFlags</c> value, that indicates, which type of address info will be written in method <c>WriteAddressInfo</c>. InOut: Scope Name Type Comment Return GetAddressFlags ETraceAddressFlags See summary

ITraceAddressInfoWriter.GetSize (METH) ¶ METHOD GetSize : __UXINT InOut: Scope Name Type Comment Return GetSize __UXINT The size of the variable, whose address info will be written

ITraceAddressInfoWriter.GetType (METH) ¶ METHOD GetType : IBaseLibrary.TypeClass InOut: Scope Name Type Comment Return GetType IBaseLibrary.TypeClass The typeclass of the variable, whose address info will be written

ITraceAddressInfoWriter.Release (METH) ¶ METHOD Release Releases itself

ITraceAddressInfoWriter.WriteAddressInfo (METH) ¶ METHOD WriteAddressInfo : UDINT Writes the address info to an ICDSV3ServiceWriter instance. InOut: Scope Name Type Comment Return WriteAddressInfo UDINT Error code Input itfCDSV3ServiceWriter ICDSV3ServiceWriter See summary xHasToSwap BOOL A flag indicating, whether swapping is needed

ItemAccess (ENUM) ¶ TYPE ItemAccess : This enumeration represents the access rights of a IDataItemBase Attributes: qualified_only InOut: Name Comment None The item cannot be accessed at all Read The item is read only and cannot be written to the connected data source ReadWrite The item can be read from the connected data source as well as be written to it

ItemName (STRUCT) ¶ TYPE ItemName : STRUCT InOut: Name Type nameType ItemNameType nameData POINTER TO BYTE

ItemNameType (ENUM) ¶ TYPE ItemNameType : This enumeration represents the type of the name of an item Attributes: qualified_only InOut: Name Comment NormalString The name represents a POINTER TO a zero terminated STRING of the according length. Take care when derefercing using IEC operators!