IF_AsyncManager - Start (Method)

Overview

Type:	Method
Available as of:	V1.2.3.0
Versions:	Current version

Task

Assign a function to an asynchronous task.

Description

The method Start is used to outsource the execution of a function (usually time consuming) into a separate task.

NOTE: Before using the method Start, the method Init must have been completed successfully.

NOTE: If you execute time-consuming functions in asynchronous tasks, online changes may be no longer possible because a suitable time slot may not be available within the 10 seconds of the timeout.

Interface

Input	Data type	Description
i_ifAsync	IF_Async	Input for assigning the function block that implements the interface IF_Async and whose method Job() is to be executed asynchronously.

Output	Data type	Description
q_xError	BOOL	If this output is set to TRUE, an error has been detected. For details, refer to q_etResult and q_etResultMsg.
q_etResult	ET_Result	Provides diagnostic and status information as a numeric value.
q_sResultMsg	STRING(80)	Provides additional diagnostic and status information as a text message.