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

72 result(s) for DataSetReader

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

3.1.4 DataSetReader

DataSetReader entity receiving DataSetMessages from a Message Oriented Middleware Note 1 to entry: A DataSetReader is the component that extracts a DataSetMessage from a NetworkMessage received from the Message Oriented
OPC-10000-14 – OPC Unified Architecture - Part 14: PubSub

5.4.2.1 General

DataSetMessage has been selected as relevant, it will be forwarded to the corresponding DataSetReader for decoding into a DataSet . See 5.4.2.2 for further information about this DataSet reading process
OPC-10000-14 – OPC Unified Architecture - Part 14: PubSub

5.4.2.2 Message reception

same as for the Publisher . Each DataSetMessage of interest is passed on to a DataSetReader . Here, the DataSetMetaData is used to decode the DataSetMessage content to a DataSet . The DataSetMetaData
OPC-10000-14 – OPC Unified Architecture - Part 14: PubSub

5.4.5.3 Key acquisition handshakes

initial pull or push fails, the affected PubSub components like WriterGroup or DataSetReader stay in the PreOperational state. If the updates fail and the PubSub components do not have
OPC-10000-14 – OPC Unified Architecture - Part 14: PubSub

5.4.6.2.2 Broker-less model with OPC UA UDP

maps data fields from UADP DataSetMessages to internal Variables can be configured through the DataSetReader Object and dispatcher in the Subscriber . The configuration of a DataSetReader defines how to decode
OPC-10000-14 – OPC Unified Architecture - Part 14: PubSub

5.4.6.4 QoS configuration

shown in Figure 18 and Figure 19 the PriorityLabel from a WriterGroup , DataSetReader or PubSubConnection TransportSettings will be translated into actual values to be used on the wire. Together with
OPC-10000-14 – OPC Unified Architecture - Part 14: PubSub

6.1 Overview

related to a particular NetworkMessage . The NetworkMessage related filter settings are on the DataSetReaders . DataSetReader parameters represent settings for filtering of received NetworkMessages and DataSetMessages as well as settings ... SubscribedDataSet parameters define the processing of the decoded DataSet in the Subscriber for one DataSetReader . PublishSubscribe is the overall management of the PubSub groupings. It contains a list of PublishedDataSets
OPC-10000-14 – OPC Unified Architecture - Part 14: PubSub

6.2.1 PubSubState state machine

include setup of network communication and security keys. If the PubSub component is a DataSetReader , the state shall change to Operational after the first key frame or event DataSetMessage
OPC-10000-14 – OPC Unified Architecture - Part 14: PubSub

6.2.7.1 PublisherId

inside a PubSubConnection . The filter setting on the Subscriber side is contained in the DataSetReader parameters. Valid DataTypes are UInteger and String . A zero UInteger and a Null or empty
OPC-10000-14 – OPC Unified Architecture - Part 14: PubSub

6.2.9.4 DataSetMetaData

Publisher . If the DataSetMetaData changes in the Publisher and the MajorVersion was changed, the DataSetReader needs an update of the DataSetMetaData for further operation. If the update cannot be retrieved ... duration of the MessageReceiveTimeout , the State of the DataSetReader shall change to Error . The related PublishedDataSet is defined in 6.2.3 . The DataSetMetaDataType is defined in 6.2.3.2.3 . The options for retrieving
OPC-10000-14 – OPC Unified Architecture - Part 14: PubSub

6.2.9.6 MessageReceiveTimeout

maximum acceptable time between two DataSetMessages . The time starts when the state of the DataSetReader changes to Operational . If there is no new DataSetMessage received within this period, the DataSetReader
OPC-10000-14 – OPC Unified Architecture - Part 14: PubSub

6.2.9.11 SecurityKeyServices

overwrite the SecurityKeyServices parameter of the ReaderGroup if the SKS is different for the DataSetReader
OPC-10000-14 – OPC Unified Architecture - Part 14: PubSub

6.2.9.12 DataSetReaderProperties

parameter is an array of DataType KeyValuePair that specifies additional properties for the configured DataSetReader . The KeyValuePair DataType is defined in OPC 10000-5 and consists of a QualifiedName
OPC-10000-14 – OPC Unified Architecture - Part 14: PubSub

6.2.9.13.1 DataSetReaderDataType

DataSetReaderDataType This Structure DataType is used to represent the DataSetReader parameters. The DataSetReaderDataType is formally defined in Table 59 . Table 59 - DataSetReaderDataType structure Name Type Description Allow Subtypes DataSetReaderDataType Structure ... Name String The name of the DataSetReader. The name shall be unique across a ReaderGroup . It is recommended to use a human readable name. Enabled Boolean The enabled state
OPC-10000-14 – OPC Unified Architecture - Part 14: PubSub

6.2.9.13.2 DataSetReaderTransportDataType

DataSetReaderTransportDataType This Structure DataType is an abstract base type for transport-specific DataSetReader parameters. The DataSetReaderTransportDataType is formally defined in Table 61 . Table 61 - DataSetReaderTransportDataType structure Name Type Description DataSetReaderTransportDataType
OPC-10000-14 – OPC Unified Architecture - Part 14: PubSub

6.2.9.13.3 DataSetReaderMessageDataType

DataSetReaderMessageDataType This Structure DataType is an abstract base type for message mapping specific DataSetReader parameters. The DataSetReaderMessageDataType is formally defined in Table 63 . Table 63 - DataSetReaderMessageDataType structure Name Type Description
OPC-10000-14 – OPC Unified Architecture - Part 14: PubSub

6.2.10.2.3 FieldTargetDataType

relation between a field in a DataSetMessage and a target Variable in a DataSetReader . The FieldTargetDataType is formally defined in Table 69 . Table 69 - FieldTargetDataType structure Name Type Description FieldTargetDataType ... used to define the override value handling behaviour if the State of the DataSetReader is not Operational or if the corresponding field in the DataSet contains a Bad StatusCode
OPC-10000-14 – OPC Unified Architecture - Part 14: PubSub

6.2.11.1 Published data items

allow writing of the StatusCode and the OverrideValueHandling is set to Disabled , the DataSetReader shall indicate the configuration error by setting the DataSetReader state to Error . In all other configurations
OPC-10000-14 – OPC Unified Architecture - Part 14: PubSub

6.3.1.1.1 Relationship of Timing parameters

UADP WriterGroup . The ReceiveOffset and the ProcessingOffset are defined as parameters of the UADP DataSetReader in 6.3.1.4 . Figure 29 - Timing offsets in a PublishingInterval
OPC-10000-14 – OPC Unified Architecture - Part 14: PubSub

6.3.1.4.10 UadpDataSetReaderMessageDataType

UadpDataSetReaderMessageDataType This Structure DataType is used to represent UADP message mapping specific DataSetReader parameters. It is a subtype of the DataSetReaderMessageDataType defined in 6.2.9.13.3 . The UadpDataSetReaderMessageDataType is formally defined
OPC-10000-14 – OPC Unified Architecture - Part 14: PubSub

6.3.2.4.3 JsonDataSetReaderMessageDataType structure

JsonDataSetReaderMessageDataType structure This Structure DataType is used to represent JSON DataSetMessage mapping specific DataSetReader parameters. It is a subtype of the DataSetReaderMessageDataType defined in 6.2.9.13.3 . The JsonDataSetReaderMessageDataType is formally defined
OPC-10000-14 – OPC Unified Architecture - Part 14: PubSub

6.4.1.6.1 Address

Address parameter contains the network address information for the communication middleware related to the DataSetReader . The different Structure DataTypes used to represent the Address are defined in 6.2.7.5.3 . The parameter
OPC-10000-14 – OPC Unified Architecture - Part 14: PubSub

6.4.1.6.2 QosCategory

QosCategory Selects the general categorty of QoS the DataSetReader requires. Further details are defined in 6.4.1.1.1 . The parameter shall be null or empty if no QoS related parameters
OPC-10000-14 – OPC Unified Architecture - Part 14: PubSub

6.4.1.6.3 DatagramQos

DatagramQos The DatagramQos parameter contains the QoS related parameters for the DataSetReader as array of ReceiveQosDataType Structures . The abstract ReceiveQosDataType is defined in 6.4.1.1.5 . The concrete subtypes are used
OPC-10000-14 – OPC Unified Architecture - Part 14: PubSub

6.4.1.6.4 Topic

data stream from the Publisher that contains the DataSetMessages of interest for the DataSetReader . The Topic is defined by the Publisher
OPC-10000-14 – OPC Unified Architecture - Part 14: PubSub

6.4.2.6.1 QueueName

QueueName parameter with DataType String specifies the queue in the Broker where the DataSetReader can receive NetworkMessages with the DataSet of interest sent by the Publisher . This could
OPC-10000-14 – OPC Unified Architecture - Part 14: PubSub

6.4.2.6.4 RequestedDeliveryGuarantee

RequestedDeliveryGuarantee The RequestedDeliveryGuarantee parameter with DataType BrokerTransportQualityOfService specifies the delivery guarantees the DataSetReader negotiates with the broker for all messages received. The DataType BrokerTransportQualityOfService is defined in 6.4.2.1 . The value ... NotSpecified is not allowed on the DataSetReader . If the selected delivery guarantee cannot be applied, the DataSetReader shall set the state to Error
OPC-10000-14 – OPC Unified Architecture - Part 14: PubSub

7.2.4.1 General

such fields are not present, the Subscriber must know the missing information from the DataSetReader configuration. One scenario is that a Publisher is sending NetworkMessages with a fixed layout ... case the DataSetWriterId , the offset and size of the DataSetMessages is known from the DataSetReader configuration. The identification is done in this case by the group header with the WriterGroupId
OPC-10000-14 – OPC Unified Architecture - Part 14: PubSub

7.2.4.4.2 NetworkMessage layout

DataSetMessages , the Subscriber must know the number and size of DataSetMessages from the DataSetReader configuration. The group header is the default option to provide a reference to this information ... this case the number and size of the DataSetMessages is known from the DataSetReader configuration for the combination of WriterGroupId and NetworkMessageNumber . Timestamp DateTime The time the NetworkMessage was created
OPC-10000-14 – OPC Unified Architecture - Part 14: PubSub

7.3.4.3 Authentication

shall be performed according to the configured AuthenticationProfileUri of the PubSubConnection , DataSetWriterGroup , DataSetWriter or DataSetReader entities. If no authentication information is provided in the form of ResourceUri and AuthenticationProfileUri , SASL
OPC-10000-14 – OPC Unified Architecture - Part 14: PubSub

9.1.1 General

creating DataSetMessages for delivery through a Message Oriented Middleware . On the Subscriber side, a DataSetReader represents the transport settings for receiving DataSetMessages from a Message Oriented Middleware and the SubscribedDataSet ... example defines two PublishedDataSets published through one connection and one group and one DataSetReader used to subscribe one DataSet . Figure 44 depicts the information flow and the related ObjectTypes from
OPC-10000-14 – OPC Unified Architecture - Part 14: PubSub

9.1.3.2 PublishSubscribeType

status and the relation to other PubSub Objects like PubSubConnection , PubSubGroup , DataSetWriter and DataSetReader are defined in 6.2.1 . The Diagnostics Object provides the current diagnostic information for the PublishSubscribe Object
OPC-10000-14 – OPC Unified Architecture - Part 14: PubSub

9.1.3.3 SetSecurityKeys

ApplicationUri that matches the ApplicationUri in the SecurityKeyServices parameter of the WriterGroup , ReaderGroup or DataSetReader objects using the SecurityGroupId . Signature SetSecurityKeys ( [in] String SecurityGroupId, [in] String SecurityPolicyUri, [in] IntegerId CurrentTokenId
OPC-10000-14 – OPC Unified Architecture - Part 14: PubSub

9.1.3.5 RemoveConnection Method (Deprecated)

Object . A successful removal of the PubSubConnection Object removes all associated groups, DataSetWriter and DataSetReader Objects . Before the Objects are removed, their state is set to Disabled . The Client should
OPC-10000-14 – OPC Unified Architecture - Part 14: PubSub

9.1.3.7.2 PubSubConfigurationRefMask

referenced DataSetWriter . ReferenceReader 5 The element operation is applied to the referenced DataSetReader . ReferenceWriterGroup 6 The element operation is applied to the referenced WriterGroup . ReferenceReaderGroup 7 The element operation
OPC-10000-14 – OPC Unified Architecture - Part 14: PubSub

9.1.5.2 PubSubConnectionType

status and the relation to other PubSub Objects like PublishSubscribe , PubSubGroup , DataSetWriter and DataSetReader are defined in 6.2.1 . The Diagnostics Object provides the current diagnostic information for a PubSubConnectionType Object
OPC-10000-14 – OPC Unified Architecture - Part 14: PubSub

9.1.5.5 RemoveGroup Method (Deprecated)

connection. A successful removal of the PubSubGroup Object removes all associated DataSetWriter or DataSetReader Objects . Before the Objects are removed, their state is set to Disabled . The Client should
OPC-10000-14 – OPC Unified Architecture - Part 14: PubSub

9.1.6.2 PubSubGroupType

status and the relation to other PubSub Objects like PubSubConnection , DataSetWriter and DataSetReader are defined
OPC-10000-14 – OPC Unified Architecture - Part 14: PubSub

9.1.6.9 ReaderGroupType

ReaderGroupType This ObjectType is a concrete type for Objects representing DataSetReader groupings for PubSub connections. The ReaderGroupType is formally defined in Table 282 . Table 282 - ReaderGroupType definition Attribute Value BrowseName
OPC-10000-14 – OPC Unified Architecture - Part 14: PubSub

9.1.6.10 AddDataSetReader Method (Deprecated)

parameters and the DataSetReaderDataType are defined in 6.2.9 . DataSetReaderNodeId The NodeId of the new DataSetReader Object. Method Result Codes ResultCode Description Bad_InvalidArgument The Server is not able to apply ... group. Bad_ResourceUnavailable The Server does not have enough resources to add the DataSetReader . Bad_UserAccessDenied The Session user does not have rights to create the DataSetReader . Table 283 specifies
OPC-10000-14 – OPC Unified Architecture - Part 14: PubSub

9.1.6.11 RemoveDataSetReader Method (Deprecated)

RemoveDataSetReader Method (Deprecated) This deprecated Method is used to remove a DataSetReader Object from the group. The state of the DataSetReader is set to Disabled before the Object is removed ... Server . Signature RemoveDataSetReader ( [in] NodeId DataSetReaderNodeId ); Argument Description DataSetReaderNodeId NodeId of the DataSetReader to remove from the group. Method Result Codes ResultCode Description Bad_NodeIdUnknown The DataSetReaderNodeId is unknown
OPC-10000-14 – OPC Unified Architecture - Part 14: PubSub

9.1.8.1 Overview

Overview Figure 50 depicts the ObjectType for the PubSub DataSetReader model and its components and the relations to other parts of the model. Figure 50 - DataSet Reader model overview
OPC-10000-14 – OPC Unified Architecture - Part 14: PubSub

9.1.8.2 DataSetReaderType

DataSetWriterId is defined in 6.2.9.3 . The DataSetMetaData is defined in 6.2.9.4 . If the DataSetReader receives an updated DataSetMetaData , the DataSetReader shall update the Property DataSetMetaData . The DataSetFieldContentMask is defined ... mapping defines specific parameters. The Status Object provides the current operational state of the DataSetReader . The PubSubStatusType is defined in 9.1.10 . The state machine for the status and the relation
OPC-10000-14 – OPC Unified Architecture - Part 14: PubSub

9.1.8.5 CreateTargetVariables Method

ResultCode Description Bad_NothingToDo An empty list of Variables was provided. Bad_InvalidState The DataSetReader is not configured yet or the ConfigurationVersion does not match the version in the Publisher ... AddDataConnections . Bad_TooManyMonitoredItems The Server has reached its maximum number of items for the DataSetReader object. Bad_InvalidState The TargetNodeId is already used by another connection. Bad_TypeMismatch The Server
OPC-10000-14 – OPC Unified Architecture - Part 14: PubSub

9.1.8.6 CreateDataSetMirror Method

NodeId of the created parent Node . Method Result Codes ResultCode Description Bad_InvalidState The DataSetReader is not configured yet or the ConfigurationVersion does not match the version in the Publisher
OPC-10000-14 – OPC Unified Architecture - Part 14: PubSub

9.1.9.2.2 AddTargetVariables Method

ResultCode Description Bad_NothingToDo An empty list of Variables was provided. Bad_InvalidState The DataSetReader is not configured yet or the ConfigurationVersion does not match the version in the Publisher ... AddDataConnections . Bad_TooManyMonitoredItems The Server has reached its maximum number of items for the DataSetReader object. Bad_InvalidState The TargetNodeId is already used by another target Variable . Bad_TypeMismatch
OPC-10000-14 – OPC Unified Architecture - Part 14: PubSub

9.1.9.2.3 RemoveTargetVariables Method

ResultCode Description Bad_NothingToDo An empty list of Variables was provided. Bad_InvalidState The DataSetReader is not configured yet or the ConfigurationVersion does not match the version in the DataSetMetaData
OPC-10000-14 – OPC Unified Architecture - Part 14: PubSub

9.1.9.4.3 RemoveSubscribedDataSet Method

remove a standalone subscribed DataSet Object from a subscribed DataSet Folder . If a DataSetReader is connected, the DataSetReader is removed too. The Client shall be authorized to modify the configuration
OPC-10000-14 – OPC Unified Architecture - Part 14: PubSub

9.1.9.4.5 RemoveDataSetFolder Method

successful removal of the SubscribedDataSetFolderType Object removes all associated StandaloneSubscribedDataSetType Objects and their associated DataSetReader Objects . Before the Objects are removed, their state is changed to Disabled . The Client shall
OPC-10000-14 – OPC Unified Architecture - Part 14: PubSub

9.1.9.5 StandaloneSubscribedDataSetType

ObjectType represents a Subscriber defined standalone DataSet . A standalone subscribed DataSet can exist without DataSetReader and is used to define a DataSet from the Subscriber side. A DataSetReader ... Property with DataType Boolean indicates if the standalone subscribed DataSet is connected to a DataSetReader . A standalone subscribed DataSet can only be connected to one DataSetReader . If a DataSetReader
OPC-10000-14 – OPC Unified Architecture - Part 14: PubSub

9.1.10.1 PubSubStatusType

indicate and change the status of a PubSub Object like PubSubConnection, DataSetWriter or DataSetReader . The PubSubStatusType is formally defined in Table 307 . Table 307 - PubSubStatusType definition Attribute Value BrowseName PubSubStatusType
OPC-10000-14 – OPC Unified Architecture - Part 14: PubSub

9.2.1.3 UadpDataSetReaderMessageType

UadpDataSetReaderMessageType This ObjectType represents UADP message mapping specific parameters for a DataSetReader . The UadpDataSetWriterMessageType is formally defined in Table 338 . Table 338 - UadpDataSetReaderMessageType definition Attribute Value BrowseName UadpDataSetReaderMessageType IsAbstract False
OPC-10000-14 – OPC Unified Architecture - Part 14: PubSub

9.2.2.3 JsonDataSetReaderMessageType

JsonDataSetReaderMessageType This ObjectType represents UADP message mapping specific parameters for a DataSetReader . The JsonDataSetReaderMessageType is formally defined in Table 341 . Table 341 - JsonDataSetReaderMessageType definition Attribute Value BrowseName JsonDataSetReaderMessageType IsAbstract False
OPC-10000-14 – OPC Unified Architecture - Part 14: PubSub

9.3.1.4 DatagramDataSetReaderTransportType

DatagramDataSetReaderTransportType This ObjectType represents datagram transport protocol mapping specific parameters for a DataSetReader . The DatagramDataSetReaderTransportType is formally defined in Table 344 . Table 344 - DatagramDataSetReaderTransportType definition Attribute Value BrowseName DatagramDataSetReaderTransportType IsAbstract
OPC-10000-14 – OPC Unified Architecture - Part 14: PubSub

9.3.2.4 BrokerDataSetReaderTransportType

BrokerDataSetReaderTransportType This ObjectType represents broker transport protocol mapping specific parameters for a DataSetReader . The BrokerDataSetReaderTransportType is formally defined in Table 349 . Table 349 - BrokerDataSetReaderTransportType definition Attribute Value BrowseName BrokerDataSetReaderTransportType IsAbstract
OPC-10000-14 – OPC Unified Architecture - Part 14: PubSub

B.2.4 Authentication

Authentication is performed according to the configured AuthenticationProfileUri of the PubSubConnection , DataSetWriterGroup , DataSetWriter or DataSetReader entities. If no authentication information is provided in the form of ResourceUri and AuthenticationProfileUri , SASL
OPC-10000-14 – OPC Unified Architecture - Part 14: PubSub

B.3.3 Authentication

Authentication is performed according to the configured AuthenticationProfileUri of the PubSubConnection , DataSetWriterGroup , DataSetWriter or DataSetReader entities. If no authentication information is provided in the form of ResourceUri and AuthenticationProfileUri , SASL
OPC-10000-22 – OPC Unified Architecture - Part 22: Base Network Model

5.5.2.2 PriorityMappingTableType definition

structure with a PriorityLabel . For the subscriber side these values are specified on the DataSetReader level. AddPriorityMappingEntry allows to add an entry to this instance of PriorityMappingTableType . DeletePriorityMappingEntry allows
OPC-10000-81 – OPC Unified Architecture - Part 81: UAFX Connecting Devices and Information Model

5.5.6.2.2 Single Connection using unicast network messages

Each FunctionalEntity contains a PubSubConnectionEndpoint (Con_A1 and Con_B1), which references a DataSetReader and a DataSetWriter . The PubSub instances are configured to exchange data between AutomationComponents
OPC-10000-81 – OPC Unified Architecture - Part 81: UAFX Connecting Devices and Information Model

6.2.4.2 EstablishConnections signature

match the ConnectionEndpoint . Bad_ConfigurationError The version of the DataSet related to the DataSetReader and/or DataSetWriter referenced by the CommunicationLinks does not match the expected version. Bad_NothingToDo Establishing communication
OPC-10000-81 – OPC Unified Architecture - Part 81: UAFX Connecting Devices and Information Model

6.2.4.3.9.2 PubSub

described in 6.2.4.3.11 . The EstablishConnections implementation shall verify the SubscribedDataSet associated with the referenced DataSetReader for each element in ConnectionEndpointConfigurations having a ToDataSetReader Reference . If ExpectedSubscribedDataSetVersion MajorVersion ... implementation shall verify that ConnectionEndpoints with their IsPersistent Property set to TRUE reference a DataSetReader and/or DataSetWriter which are persisted, including all parent Objects , i.e., WriterGroup , ReaderGroup , PubSubConnection and PublishSubscribe
OPC-10000-81 – OPC Unified Architecture - Part 81: UAFX Connecting Devices and Information Model

6.2.4.3.10.2 PubSub

PubSub The EstablishConnections implementation shall enable the DataSetReader and DataSetWriter referenced by ToDataSetReader and/or ToDataSetWriter References for each element in ConnectionEndpointConfigurations . It shall also ensure that the parent Objects ( WriterGroup
OPC-10000-81 – OPC Unified Architecture - Part 81: UAFX Connecting Devices and Information Model

6.2.5.2 CloseConnections behaviour

communication model for a ConnectionEndpoint , the Method implementation shall only disable the DataSetReader and DataSetWriter referenced by ToDataSetReader and/or ToDataSetWriter References if no further References from other ConnectionEndpoints exist. Their
OPC-10000-81 – OPC Unified Architecture - Part 81: UAFX Connecting Devices and Information Model

6.6.3 PubSubConnectionEndpointType definition

Server 0:PublishSubscribe 0:<PubSubConnection> 0:<ReaderGroup> 0:<DataSetReader> 3:ToDataSetWriter True 0:Objects 0:Server 0:PublishSubscribe 0:<PubSubConnection ... Reference (see 6.2.4.3.9.2 ). If present, the ToDataSetReader Reference (see 11.21 ) shall point to the DataSetReader with which this ConnectionEndpoint is associated. It shall be present if the PubSubConnectionEndpoint references InputVariables
OPC-10000-81 – OPC Unified Architecture - Part 81: UAFX Connecting Devices and Information Model

6.7.5.3.1 ActionEstablishConnectionsEnabled / ActionEstablishConnectionsDisabled / ActionEstablishConnections

command sequence. A disabled communication model has Enabled flags set to FALSE for all DataSetReader and DataSetWriter configuration elements and to TRUE for all other elements ( WriterGroup , ReaderGroup , PubSubConnection ... command sequence. A disabled communication model has Enabled flags set to FALSE for all DataSetReader and DataSetWriter configuration elements and to TRUE for all other elements ( WriterGroup , ReaderGroup , PubSubConnection
OPC-10000-81 – OPC Unified Architecture - Part 81: UAFX Connecting Devices and Information Model

6.16.3.2 PubSubCommunicationModelConfigurationType definition

PubSubConfiguration , the entity generating the ConnectionConfigurationSet may set their names (i.e., PubSubConnection , ReaderGroup , WriterGroup , DataSetReader , DataSetWriter ) to a specific value or to null. If set to null, a unique name
OPC-10000-81 – OPC Unified Architecture - Part 81: UAFX Connecting Devices and Information Model

10.13.3 PubSubCommunicationLinkConfigurationDataType

EstablishConnections Method and provides the configuration of references between a ConnectionEndpoint and a DataSetReader and/or a DataSetWriter . NOTE The PubSub configuration elements, including the DataSetReader and/or DataSetWriter to be used ... Description PubSubCommunicationLinkConfigurationDataType Structure Subtype of CommunicationLinkConfigurationDataType DataSetReaderRef 0:PubSubConfigurationRefDataType If not null, specifies the DataSetReader as supplied with the PubSubCommunicationConfigurationDataType . The ConfigurationMask shall contain a ReferenceReader bit only. ExpectedSubscribedDataSetVersion
OPC-10000-81 – OPC Unified Architecture - Part 81: UAFX Connecting Devices and Information Model

E.4.1 Overview

configuration information in Flow1 and Sub1 to update the communication model. CommunicationLinks indicate which DataSetReader and DataSetWriter contained in the communication model are relevant for this ConnectionEndpoint . This information
OPC-10000-81 – OPC Unified Architecture - Part 81: UAFX Connecting Devices and Information Model

E.4.7 PubSub DataSets

DataSets within the PubSubConfiguration , e.g. PublishedDataSets in publishedDataSets and SubscribedDataSets as part of the DataSetReader . Preconfigured DataSets are used by setting the dataSetName in the DataSetWriter or DataSetReader
OPC-10000-81 – OPC Unified Architecture - Part 81: UAFX Connecting Devices and Information Model

E.6.1 Overview

with dashed-dotted lines): ConnectionEndpointParameter Variables CommunicationLinks, PreconfiguredPublishedDataSet, and PreconfiguredSubscribedDataSet are related to DataSetReader and DataSetWriter in the PubSubConfiguration; PubSubCommunicationFlowConfiguration Object including its SubscriberConfiguration child Objects and SecurityKeyServerAddress Object, contain
OPC-10000-81 – OPC Unified Architecture - Part 81: UAFX Connecting Devices and Information Model

E.6.3 ConnectionConfigurationSet and ReaderGroup

configured on the ReaderGroup and do not need to be repeated in each DataSetReader . For the example illustrated in Figure E.5 , a ReaderGroup in AC_A is generated based
OPC-10000-81 – OPC Unified Architecture - Part 81: UAFX Connecting Devices and Information Model

E.6.5 ConnectionConfigurationSet and DataSetReader

E.6.5 ConnectionConfigurationSet and DataSetReader As illustrated in Figure E.29 , the configuration of the DataSetReader can be derived from the ConnectionEndpointParameter , the SubscriberConfiguration and its parent Object . Figure E.29 - ConnectionConfigurationSet ... DataSetReader It is recommended to update PublisherId, WriterGroupId and DataSetWriterId after issuing the ReserveCommunicationIdsCmd ; see E.2 for details. The values are set to correspond to the Publisher of the DataSetMessage