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  Title  
 Function specifications 
  Function  
 Create handle (stream system) 
  Function Name  
 PCM_CreateStmHandle 
No
2.5
 

  format  PcmHn PCM_CreateStmHandle (PcmCreatePara * para, StmHn stm)
 Input  para: Creation parameter
 stm: Stream handle
 Output  None
 function value  handle (NULL if not created)
 Function  Creates a handle for playing a file in the stream system.
 Remarks -Up to 32 handles can be created at the same time.
. -The stream handle should be acquired in advance by the application program. 

  Title  
 Function specifications 
  Function  
 Erase handle (stream system) 
  Function Name  
 PCM_DestroyStmHandle 
No
2.6
 

  format  void PCM_DestroyStmHandle (PcmHn pcm)
 Input  pcm: Handle
 Output  None
 Function value  None
 Function  Deletes the handle.
 Remarks  If you delete a handle, that handle can no longer be used. 

  Title  
 Function specifications 
  Function  
 Playback Task 
  Function Name  
 PCM_Task 
No
2.7
 

  format  void PCM_Task (PcmHn pcm)
 Input  pcm: Handle
 Output  None
 Function value  None
 Function  Reads files from CD and transfers data to sound memory.
 Remarks  Please call this function periodically during playback.
.  Please call with a frequency equal to or greater than the frequency of V blank interrupts (once / 16 ms). 

  Title  
 Function specifications 
  Function  
 V blank IN processing function 
  Function Name  
 PCM_VblIn 
No
2.8
 

  format  void PCM_VblIn (void)
 Input  None
 Output  None
 Function value  None
 Function  Manages playback time.
 Remarks  When using this library, be sure to call this function with V blank IN interrupt processing.

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