TwclCustomDataProcessor.WriteData(Pointer,Cardinal,Cardinal) Method
Implements a connection-dependent code that sends data to the connected device.
protected function WriteData(const Data: Pointer; const Size: Cardinal; out Written: Cardinal): Integer; virtual; abstract;
Parameters
- Data
- Type: Pointer
The pointer to the data buffer that should be sent to the connected device.
- Size
- Type: Cardinal
The data buffer size.
- Written
- Type: Cardinal
The amount of bytes actually written to the device.
Return Value
Type: Integer
If the function succeed the return value is wclErrors.WCL_E_SUCCESS. Otherwise the method returns one of the WCL error codes.
A derived class must override this method to implement a connection-dependent code that sends data to the connected device.