AdsClientExtensions.ReadWithFallbackAsync Method (IAdsConnection, UInt32, UInt32, UInt32, Memory.Byte., CancellationToken)

Ads Read with fallback as an asynchronous operation.

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

Syntax

C#

public static Task<ResultRead> ReadWithFallbackAsync(
    this IAdsConnection connection,
    uint indexGroup,
    uint indexOffset,
    uint fallbackOffset,
    Memory<byte> buffer,
    CancellationToken cancel
)

Parameters

connection	Type: TwinCAT.Ads.IAdsConnection The connection.
indexGroup	Type: System.UInt32 The index group.
indexOffset	Type: System.UInt32 The index offset.
fallbackOffset	Type: System.UInt32 The fallback offset.
buffer	Type: System.Memory.Byte. The buffer.
cancel	Type: System.Threading.CancellationToken The cancel.

Return Value

Type: Task.ResultRead.
Task<ResultRead>.

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

AdsClientExtensions Class

ReadWithFallbackAsync Overload

TwinCAT.Ads Namespace