IAdsHandle.ReadWrite Method
Writes data synchronously to an ADS device and then Reads data from that target.
          Namespace:  TwinCAT.Ads
Assembly:  TwinCAT.Ads.Abstractions (in
TwinCAT.Ads.Abstractions.dll) Version: 6.0.328+39e3229
Syntax
C#
int ReadWrite(
uint variableHandle,
Memory<byte> readBuffer,
ReadOnlyMemory<byte> writeBuffer
)
Parameters
| 
                   variableHandle  | 
                   Type: System.UInt32  | 
| 
                   readBuffer  | 
                   Type: System.Memory.Byte.  | 
| 
                   writeBuffer  | 
                   Type: System.ReadOnlyMemory.Byte.  | 
Return Value
Type: Int32
Number of successfully returned data bytes.