Annex A (normative) Common Types ToC Previous Next

A.1 DataType Schema Header Structures ToC Previous Next

A.1.2 DataTypeDescription ToC Previous Next index

This Structure DataType is the abstract base type for all DataType descriptions containing the DataType NodeId and the definition for custom DataTypes like Structures and Enumerations. The DataTypeDescription is formally defined in Table A.3.

Table A.3 – DataTypeDescription Structure

Name Type Description
DataTypeDescription Structure  
   dataTypeId NodeId The NodeId of the DataType.
   name QualifiedName A unique name for the data type.

The DataTypeDescription Structure representation in the AddressSpace is defined in Table A.4.

Table A.4 – DataTypeDescription Definition

Attributes Value    
BrowseName DataTypeDescription    
IsAbstract True    
References NodeClass BrowseName IsAbstract
Subtype of Structure defined in OPC 10000-5.      
HasSubtype DataType StructureDescription FALSE
HasSubtype DataType EnumDescription FALSE

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