AttributeWriteMask 
The fields of the AttributeWriteMask DataType are defined in the following table:
| Name | Bit No. | Description |
|---|---|---|
| AccessLevel | 0 | |
| ArrayDimensions | 1 | |
| BrowseName | 2 | |
| ContainsNoLoops | 3 | |
| DataType | 4 | |
| Description | 5 | |
| DisplayName | 6 | |
| EventNotifier | 7 | |
| Executable | 8 | |
| Historizing | 9 | |
| InverseName | 10 | |
| IsAbstract | 11 | |
| MinimumSamplingInterval | 12 | |
| NodeClass | 13 | |
| NodeId | 14 | |
| Symmetric | 15 | |
| UserAccessLevel | 16 | |
| UserExecutable | 17 | |
| UserWriteMask | 18 | |
| ValueRank | 19 | |
| WriteMask | 20 | |
| ValueForVariableType | 21 | |
| DataTypeDefinition | 22 | |
| RolePermissions | 23 | |
| AccessRestrictions | 24 | |
| AccessLevelEx | 25 |
The representation of the AttributeWriteMask DataType in the address space is shown in the following table:
| Name | Attribute |
|---|---|
| NodeId | i=347 |
| NamespaceUri | http://opcfoundation.org/UA/ |
| BrowseName | AttributeWriteMask |
| IsAbstract | False |
| SubtypeOf | UInt32 |
| Categories |
The references from the AttributeWriteMask DataType Node are shown in the following table:
| Reference | NodeClass | BrowseName | DataType | TypeDefinition | ModellingRule |
|---|---|---|---|---|---|
| HasProperty | Variable | OptionSetValues | LocalizedText[] | PropertyType | Mandatory |