SystemServiceExtension.PollSystemServiceState Method

Polls the state of the system service.

Namespace:  TwinCAT.SystemService
Assembly:  TwinCAT.Ads (in TwinCAT.Ads.dll) Version: 6.0.328+39e3229

Syntax

C#

public static IObservable<ResultValue<AdsSysServState>> PollSystemServiceState(
    this IAdsConnection connection,
    IObservable<Unit> trigger
)

Parameters

connection

Type: TwinCAT.Ads.IAdsConnection
The client (should be an IAdsConnection on port 10000 with FastWriteThrough)

trigger

Type: System.IObservable.Unit.
The trigger.

Return Value

Type: IObservable.ResultValue.AdsSysServState..
IObservable<ResultValue<AdsSysServState>>.

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).

Reference

SystemServiceExtension Class

TwinCAT.SystemService Namespace