IAdsSymbolicAccessReadSymbolAsync Method
Reads the symbol information object specified by the instance path as an asynchronous operation.
Namespace: TwinCAT.Ads
Assembly: TwinCAT.Ads.Abstractions (in
TwinCAT.Ads.Abstractions.dll) Version:
7.0.0+e56d35ccc4675faac24789a4aab60071fc61d470
Syntax
C#
Task<ResultValue<IAdsSymbol>> ReadSymbolAsync(
string instancePath,
CancellationToken cancel
)Parameters
|
instancePath String |
Name of the symbol. |
|
cancel CancellationToken |
The cancel token. |
Return Value
Task
ResultValue
IAdsSymbol
A task that represents the asynchronous 'ReadSymbolInfo'
operation. The ResultValueTValue
parameter contains the read value (Value) and the
ErrorCode
after execution.
Reference
IAdsSymbolicAccess Interface TwinCAT.Ads Namespace ReadSymbol(String) TryReadSymbol(String, IAdsSymbol)
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