AdsClientReadStateAsync Method
Reads the ADS status and the device status from an ADS server.
Namespace: TwinCAT.Ads
Assembly: TwinCAT.Ads (in TwinCAT.Ads.dll)
Version: 7.0.0+e56d35ccc4675faac24789a4aab60071fc61d470
Syntax
C#
public Task<ResultReadDeviceState> ReadStateAsync(
CancellationToken cancel
)Parameters
|
cancel CancellationToken |
The cancellation token |
Return Value
Task
ResultReadDeviceState
A task that represents the asynchronous 'ReadState'
operation. The ResultReadDeviceState
parameter contains the state (State) as long as
the ErrorCode of the ADS
communication after execution.
Implements
IAdsStateProviderReadStateAsync(CancellationToken)
ITcAdsRawReadStateAsync(CancellationToken)
Exceptions
|
Exception |
Condition |
|---|---|
Remarks
Not all ADS Servers support the State ADS Request