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service:wince:drvlib:ac97:ac97_read

AC97_Read

This function is responsible for reading the codec register specified by the Offset parameter and returning it back to the calling function. The contents will be passed by referencing the Data pointer.

short int AC97_Read(           
  BYTE Offset, 
  unsigned short int * Data,
  BYTE DevId
);

Parameters

Offset
Offset-parameter of the codec-register.

Data
Pointer to the variable that receives the data read.

DevId
0, reserved for future use.

Return Values

If the function succeeds, the return value is SUCCESS.
If the function fails, the return value is FALSE.

Remarks

Don't call AC97_Lock before using this function. It will use the same Mutex to lock access to the AC97-Link!!

Requirements

OS Versions: Windows CE 4.2 and later.
Header: drvlib_app.h
Link Library: drvlib_app.lib

See Also

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service/wince/drvlib/ac97/ac97_read.txt · Zuletzt geändert: 2008/04/30 17:20 von