AdsServerOnWriteControlAsync Method

Called when an ADS Write Control indication is received.


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

Syntax

C#

protected virtual Task<ResultAds> OnWriteControlAsync(
    AmsAddress sender,
    uint invokeId,
    AdsState adsState,
    ushort deviceState,
    ReadOnlyMemory<byte> data,
    CancellationToken cancel
)

Parameters

sender  AmsAddress

The sender address of the request.

invokeId  UInt32

The invoke identifier of the request.

adsState  AdsState

The requested new ADS state of this ADS device

deviceState  UInt16

The requested new device state of this ADS device

data  ReadOnlyMemoryByte

Additional data to write.

cancel  CancellationToken

The cancellation token.

Return Value

Task ResultAds
A task that represents the asynchronous WriteControlIndicationAsync(AmsAddress, UInt32, AdsState, UInt16, ReadOnlyMemoryByte, CancellationToken) operation. The TaskTResult parameter contains the AdsErrorCode as Result.

Remarks

Overwrite this method in derived classes to react on ADS Write Control indications. The default implementation replies with an ADS ServiceNotSupported error code (0x701).

Reference

AdsServer Class TwinCAT.Ads.Server Namespace

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