ConnectionStateExtensionWaitForTargetStateAsync Method

Waits until the target AdsServer reaches the requested state (asynchronous)


Namespace: TwinCAT.Ads.Extensions
Assembly: TwinCAT.Ads (in TwinCAT.Ads.dll) Version: 7.0.0+e56d35ccc4675faac24789a4aab60071fc61d470

Syntax

C#

public static Task<ResultWriteControl> WaitForTargetStateAsync(
    this IAdsConnection client,
    IList<AdsState> endingStates,
    TimeSpan pollingRate,
    TimeSpan waitTimeout,
    CancellationToken cancel
)

Parameters

client  IAdsConnection

The client.

endingStates  IListAdsState

The requested states / endingStates

pollingRate  TimeSpan

The polling rate.

waitTimeout  TimeSpan

The timeout.

cancel  CancellationToken

The cancellation token that can be used by other objects or threads to receive notice of cancellation.

Return Value

Task ResultWriteControl
A Task<System.Boolean> representing if the requested state was reached (true), or the method ran into timeout (false).

Usage Note

In Visual Basic and C#, you can call this method as an instance method on any object of type IAdsConnection. When you use instance method syntax to call this method, omit the first parameter. For more information, see Extension Methods (Visual Basic) or Extension Methods (C# Programming Guide).

Remarks

The polling rate should not be faster than the client timeout.

Reference

ConnectionStateExtension Class TwinCAT.Ads.Extensions Namespace

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