.NET Based OPC UA Client/Server SDK  3.0.10.493
UnifiedAutomation.UaBase.AccessLevels Class Reference

Flags that can be set for the AccessLevel attribute. More...

Public Attributes

const byte None = 0x0
 The Variable value cannot be accessed. More...
 
const byte CurrentRead = 0x1
 The current value of the Variable may be read. More...
 
const byte CurrentWrite = 0x2
 The current value of the Variable may be written. More...
 
const byte CurrentReadOrWrite = 0x3
 The current value of the Variable may be read or written. More...
 
const byte HistoryRead = 0x4
 The history for the Variable may be read. More...
 
const byte HistoryWrite = 0x8
 The history for the Variable may be updated. More...
 
const byte HistoryReadOrWrite = 0xC
 The history for the Variable may be read or updated. More...
 
const byte SemanticChange = 0x10
 Indicates if the Variable generates SemanticChangeEvents when its value changes. More...
 
const byte StatusWrite = 0x20
 Indicates Indicates if the current status is writable. More...
 
const byte TimestampWrite = 0x40
 Indicates Indicates if the current timestamp is writable. More...
 

Detailed Description

Flags that can be set for the AccessLevel attribute.

Member Data Documentation

const byte UnifiedAutomation.UaBase.AccessLevels.CurrentRead = 0x1

The current value of the Variable may be read.

const byte UnifiedAutomation.UaBase.AccessLevels.CurrentReadOrWrite = 0x3

The current value of the Variable may be read or written.

const byte UnifiedAutomation.UaBase.AccessLevels.CurrentWrite = 0x2

The current value of the Variable may be written.

const byte UnifiedAutomation.UaBase.AccessLevels.HistoryRead = 0x4

The history for the Variable may be read.

const byte UnifiedAutomation.UaBase.AccessLevels.HistoryReadOrWrite = 0xC

The history for the Variable may be read or updated.

const byte UnifiedAutomation.UaBase.AccessLevels.HistoryWrite = 0x8

The history for the Variable may be updated.

const byte UnifiedAutomation.UaBase.AccessLevels.None = 0x0

The Variable value cannot be accessed.

const byte UnifiedAutomation.UaBase.AccessLevels.SemanticChange = 0x10

Indicates if the Variable generates SemanticChangeEvents when its value changes.

const byte UnifiedAutomation.UaBase.AccessLevels.StatusWrite = 0x20

Indicates Indicates if the current status is writable.

const byte UnifiedAutomation.UaBase.AccessLevels.TimestampWrite = 0x40

Indicates Indicates if the current timestamp is writable.


The documentation for this class was generated from the following file: