This function will ensure that the AC 97 Link Controller is being used mutually exclusively. Use it with AC97_RawRead and AC97_RawWrite
short int AC97_Lock( void);
Parameters
none
Return Values
If the function succeeds, the return value is SUCCESS.
If the function fails, the return value is FALSE.
Remarks
No one else can access the AC97-Link till you call AC97_UnLock.
Requirements
OS Versions: Windows CE 4.2 and later.
Header: drvlib_app.h
Link Library: drvlib_app.lib