AdsClient.ReadStateAsync 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
IAdsStateProvider.ReadStateAsync(CancellationToken)
ITcAdsRaw.ReadStateAsync(CancellationToken)
Exceptions
|
Exception |
Condition |
|---|---|
Remarks
Not all ADS Servers support the State ADS Request