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Scope: Core (OPC-10000-*) All specs

16 result(s) for WriterGroupId

OPC-10000-14 – OPC Unified Architecture - Part 14: PubSub

6.2.6.1 WriterGroupId

WriterGroupId The WriterGroupId with DataType UInt16 is an identifier for the WriterGroup and shall be unique across all WriterGroups for a PublisherId. All values, except for 0, are valid ... value 0 is defined as null value. The WriterGroupId shall be within the range 0x0001 - 0x7FFF for external assignment by configuration tools, and 0x8000 - 0xFFFF for internal assignment like through
OPC-10000-14 – OPC Unified Architecture - Part 14: PubSub

6.2.9.2 WriterGroupId

WriterGroupId The parameter WriterGroupId with DataType UInt16 defines the identifier of the corresponding WriterGroup . The default value 0 is defined as null value, and means this parameter shall be ignored
OPC-10000-14 – OPC Unified Architecture - Part 14: PubSub

6.3.1.1.4 NetworkMessageContentMask

included in the NetworkMessage s. GroupHeader 1 The GroupHeader is included in the NetworkMessages . WriterGroupId 2 The WriterGroupId field is included in the GroupHeader . The flag is only valid
OPC-10000-14 – OPC Unified Architecture - Part 14: PubSub

6.4.1.3.8 Topic

Middleware . A unique default name can be created by combining the PublisherId with the WriterGroupId using '.' As separator
OPC-10000-14 – OPC Unified Architecture - Part 14: PubSub

7.2.4.1 General

configuration. The identification is done in this case by the group header with the WriterGroupId and NetworkMessageNumber . The UADP-Periodic-Fixed header layout for this scenario is defined in A.2.1
OPC-10000-14 – OPC Unified Architecture - Part 14: PubSub

7.2.4.4.2 NetworkMessage layout

sender and the receiver shall skip messages where the reserved bits are not false. WriterGroupId UInt16 Unique id for the WriterGroup in the Publisher. A Subscriber can skip NetworkMessages from ... NetworkMessage Number UInt16 Unique number of a NetworkMessage across the combination of PublisherId and WriterGroupId within one PublishingInterval . The number is needed if the DataSetMessages for one group are split
OPC-10000-14 – OPC Unified Architecture - Part 14: PubSub

7.2.4.6.12.4 Publisher information probe message

Table 181 . Table 181 - WriterGroup settings for Publisher information probe Name Type Description WriterGroupId UInt16 This option allows a Publisher information probe for a WriterGroup and the contained DataSetWriters ... only the WriterGroupId is known from NetworkMessages . For WriterGroup configuration probes, the DataSetWriters that belong to the WriterGroup are sent together in one DataSetWriter configuration message. IncludeDataSetWriters Boolean Flag indicating
OPC-10000-14 – OPC Unified Architecture - Part 14: PubSub

9.1.3.7.2 PubSubConfigurationRefMask

PublisherId is null, the default PublisherId for the transport profile is assigned. If WriterGroupId or DataSetWriterId are null, unique IDs are assigned. If this bit is set, the ElementModify
OPC-10000-14 – OPC Unified Architecture - Part 14: PubSub

9.1.3.7.4 PubSubConfigurationValueDataType

PublisherId . If ConfigurationElement references a WriterGroup , Identifier will contain the value of the WriterGroupId . If ConfigurationElement references a DataSetWriter , Identifier will contain the value of the DataSetWriterId . The PubSubConfigurationValueDataType representation
OPC-10000-14 – OPC Unified Architecture - Part 14: PubSub

9.1.6.3 WriterGroupType

Node Class BrowseName DataType TypeDefinition ModellingRule Subtype of PubSubGroupType defined in 9.1.6.2 HasProperty Variable WriterGroupId UInt16 PropertyType Mandatory HasProperty Variable PublishingInterval Duration PropertyType Mandatory HasProperty Variable KeepAliveTime Duration PropertyType Mandatory ... Method RemoveDataSetWriter Deprecated Method described in 9.1.6.5 . Optional Conformance Units PubSub Model Base The WriterGroupId is defined in 6.2.6.1 . The PublishingInterval is defined in 6.2.6.2 . The KeepAliveTime is defined
OPC-10000-14 – OPC Unified Architecture - Part 14: PubSub

9.1.8.2 DataSetReaderType

BaseObjectType defined in OPC 10000-5 HasProperty Variable PublisherId BaseDataType PropertyType Mandatory HasProperty Variable WriterGroupId UInt16 PropertyType Mandatory HasProperty Variable DataSetWriterId UInt16 PropertyType Mandatory HasProperty Variable DataSetMetaData DataSetMetaDataType PropertyType Mandatory ... Method CreateDataSetMirror Defined in 9.1.8.6 . Optional Conformance Units PubSub Model Base The Properties PublisherId, WriterGroupId, DataSetWriterId and DataSetClassId define filters for received NetworkMessages . If the value of the Property
OPC-10000-14 – OPC Unified Architecture - Part 14: PubSub

A.2.1.2 Overview

NetworkMessage header and the GroupHeader will be used for this purpose. PublisherId and WriterGroupId identify the WriterGroup . The NetworkMessageNumber is important for WriterGroups which distribute their DataSet s over more
OPC-10000-14 – OPC Unified Architecture - Part 14: PubSub

A.2.1.4 Header layout for NetworkMessages

contain the following fields according to this header layout: Version / Flags ExtendedFlags1 PublisherId GroupFlags WriterGroupId GroupVersion NetworkMessageNumber SequenceNumber Additional restrictions: The datatype for the PublisherId shall be UInt16 or UInt64 ... enabled = 1 Bit 3: SequenceNumber enabled = 1 Bits 4-6: 0 Bit 7: 0 WriterGroupId UInt16 Configured value for the WriterGroup. GroupVersion VersionTime Configured value for the WriterGroup. NetworkMessage Number
OPC-10000-81 – OPC Unified Architecture - Part 81: UAFX Connecting Devices and Information Model

6.16.3.2 PubSubCommunicationModelConfigurationType definition

requires certain elements of the PubSub configuration model to be unique (e.g., WriterGroupId and DataSetWriterId ), such scenarios may lead to conflicting PubSub configurations (e.g., identical WriterGroupIds configured by two different ... elements in PubSubConfiguration , the entity generating the ConnectionConfigurationSet may set their identifiers (i.e., PublisherId , WriterGroupId , WriterId ) to a specific value or to null. If set to null, a unique identifier
OPC-10000-81 – OPC Unified Architecture - Part 81: UAFX Connecting Devices and Information Model

E.2.2.1 For logical connections between two AutomationComponents

PubSub as a communication model, OPC 10000-14 requires certain configuration values (e.g., PublisherId , WriterGroupId , and DataSetWriterId ) to match the Publisher and its corresponding Subscribers . However, unique IDs could
OPC-10000-81 – OPC Unified Architecture - Part 81: UAFX Connecting Devices and Information Model

E.6.2 ConnectionConfigurationSet and WriterGroup

E.26 , will be updated. Figure E.26 - ConnectionConfigurationSet and WriterGroup It is recommended to update WriterGroupId and PublisherId after issuing the ReserveCommunicationIdsCmd ; see E.2 for details. Depending on the transport profile