IFdtCommunication::SequenceEnd() method information

M&M FDT 1.2.1 Online Specification
IFdtCommunication::SequenceEnd() method information

Interfaces and Methods - Schemas - FDT Specification - Quicklinks - Abbreviations

4.5.3.6 IFdtCommunication::SequenceEnd()

This method can be called in the states:

HRESULT SequenceEnd (
[in] FdtXmlDocument fieldbusFrame,
[out, retval] VARIANT_BOOL* result
);

Description:

Closes the communication block started with SequenceBegin()

Parameters:

fieldbusFrame

Fieldbus-protocol-specific information closing a sequence of transaction calls. The structure is specified by a fieldbus specific schema e.g. like FDTHARTCommunicationSchema or FDTProfibusCommunicationSchema

Return Value:

result

TRUE Sequence is closed. FALSE No open sequence

Behavior:

Closes the communication block started with SequenceBegin() The actual communication to the device starts on SequenceStart().

Comments:

The default implementation is to hand down the function call through all communication components. Only the last communication component can decide whether it supports the functionality or not.

© by M&M Software GmbH, parts of this website taken from FDT Interface Specification Version 1.2.1, © by FDT Group, AISBL.
This website is published for support of M&M products as granted in license conditions, chapter 2.1.
Last updated 2015-02-05 15:17
Email: FDT Technical Support Line.