Annex A (normative) Common Types ToC Previous Next

A.1 DataType Schema Header Structures ToC Previous Next

A.1.4 EnumDescription ToC Previous Next index

This Structure DataType provides the concrete DataTypeDescription for Enumeration DataTypes. It is a subtype of the DataTypeDescription DataType. The EnumDescription is formally defined in Table A.7.

Table A.7 – EnumDescription Structure

Name Type Description
EnumDescription Structure  
   enumDefinition EnumDefinition The definition of the enumeration DataType.
The EnumDefinition DataType is defined in OPC 10000-3.
   builtInType Byte The builtInType indicates if the DataType is an Enumeration or an OptionSet. If the builtInType is Int32, the DataType is an Enumeration. If the builtInType is one of the UInteger DataTypes or ExtensionObject, the DataType is an OptionSet.

Its representation in the AddressSpace is defined in Table A.8.

Table A.8 – EnumDescription Definition

Attributes Value
BrowseName EnumDescription
IsAbstract False
Subtype of DataTypeDescription defined in  

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