aud_drv.lst

这是atmel公司的89C51SND1C的mp3源程序

C51 COMPILER V6.20c  AUD_DRV                                                               07/10/2002 15:17:33 PAGE 1   


C51 COMPILER V6.20c, COMPILATION OF MODULE AUD_DRV
OBJECT MODULE PLACED IN ..\obj\aud_drv.obj
COMPILER INVOKED BY: C:\KEIL\C51\BIN\C51.EXE ..\..\..\lib\aud\aud_drv.c BROWSE INCDIR(..\src\system;..\..\..\lib) DEFINE
                    -(KEIL) DEBUG OBJECTEXTEND PRINT(.\aud_drv.lst) OBJECT(..\obj\aud_drv.obj) 

stmt level    source

   1          /*C**************************************************************************
   2          * $RCSfile: aud_drv.c,v $
   3          *----------------------------------------------------------------------------
   4          * Copyright (c) 2002 Atmel.
   5          *----------------------------------------------------------------------------
   6          * RELEASE:      $Name: DEMO_FAT_1_2_5 $      
   7          * REVISION:     $Revision: 1.3 $     
   8          * FILE_CVSID:   $Id: aud_drv.c,v 1.3 2002/05/24 09:51:12 njourdan Exp $       
   9          *----------------------------------------------------------------------------
  10          * PURPOSE:
  11          * This file contains the audio interface driver routines
  12          *
  13          * NOTES:
  14          * Driver Configuration:
  15          *   - None
  16          * Global Variables:
  17          *   - None
  18          *****************************************************************************/
  19          
  20          /*_____ I N C L U D E S ____________________________________________________*/
  21          
  22          #include "config.h"                         /* system configuration */
  23          #include "aud_drv.h"                        /* audio driver definition */
  24          
  25          
  26          /*_____ M A C R O S ________________________________________________________*/
  27          
  28          
  29          /*_____ D E F I N I T I O N ________________________________________________*/
  30          
  31          
  32          /*_____ D E C L A R A T I O N ______________________________________________*/
  33          
  34          
  35          /*F**************************************************************************
  36          * NAME: aud_set_prio
  37          *----------------------------------------------------------------------------
  38          * PARAMS:
  39          *
  40          * return:
  41          *----------------------------------------------------------------------------
  42          * PURPOSE:
  43          * Set the audio interface priority interrupt
  44          *----------------------------------------------------------------------------
  45          * EXAMPLE:
  46          *----------------------------------------------------------------------------
  47          * NOTE:
  48          *----------------------------------------------------------------------------
  49          * REQUIREMENTS: 
  50          * ram/xram:
  51          * cycle:
  52          * stack: 
  53          * code:
  54          *****************************************************************************/
C51 COMPILER V6.20c  AUD_DRV                                                               07/10/2002 15:17:33 PAGE 2   

  55          void aud_set_prio (Byte priority)
  56          {
  57   1        if ((priority == 1) || (priority == 3))     /* set LSB priority bit */
  58   1        {
  59   2          IPL0 |=  MSK_EAUD;
  60   2        }
  61   1        if ((priority == 2) || (priority == 3))     /* set MSB priority bit */
  62   1        {
  63   2          IPH0 |= MSK_EAUD;
  64   2        }
  65   1      }
  66          
  67          
  68          /*F**************************************************************************
  69          * NAME: aud_stop
  70          *----------------------------------------------------------------------------
  71          * PARAMS:
  72          *
  73          * return:
  74          *----------------------------------------------------------------------------
  75          * PURPOSE:
  76          * Disable the audio interface
  77          *----------------------------------------------------------------------------
  78          * EXAMPLE:
  79          *----------------------------------------------------------------------------
  80          * NOTE:
  81          *----------------------------------------------------------------------------
  82          * REQUIREMENTS: 
  83          * ram/xram:
  84          * cycle:
  85          * stack: 
  86          * code:
  87          *****************************************************************************/
  88          void aud_stop (void)
  89          {
  90   1        Aud_disable();
  91   1        Aud_disable_int();
  92   1      }
  93          
  94          
  95          /*L**************************************************************************
  96          * NAME: aud_int
  97          *----------------------------------------------------------------------------
  98          * PARAMS:
  99          *
 100          * return:
 101          *----------------------------------------------------------------------------
 102          * PURPOSE:
 103          * Audio interrupt function
 104          *----------------------------------------------------------------------------
 105          * EXAMPLE:
 106          *----------------------------------------------------------------------------
 107          * NOTE:
 108          * ## Defined in an other c file ##
 109          * IRQ_AUD defined in extxxxx.h
 110          *----------------------------------------------------------------------------
 111          * REQUIREMENTS: 
 112          * ram/xram:
 113          * cycle:
 114          * stack: 
 115          * code:
 116          *****************************************************************************/
C51 COMPILER V6.20c  AUD_DRV                                                               07/10/2002 15:17:33 PAGE 3   

 117          //Interrupt(aud_int (void), IRQ_AUD)


MODULE INFORMATION:   STATIC OVERLAYABLE
   CODE SIZE        =     29    ----
   CONSTANT SIZE    =   ----    ----
   XDATA SIZE       =   ----    ----
   PDATA SIZE       =   ----    ----
   DATA SIZE        =   ----    ----
   IDATA SIZE       =   ----    ----
   BIT SIZE         =   ----    ----
END OF MODULE INFORMATION.


C51 COMPILATION COMPLETE.  0 WARNING(S),  0 ERROR(S)