aud_drv.lst

一个可作为mp3播放器固件的代码集,包括解码,播放,控制,任务管理等.

C51 COMPILER V7.50   AUD_DRV                                                               09/20/2005 21:47:36 PAGE 1   


C51 COMPILER V7.50, COMPILATION OF MODULE AUD_DRV
OBJECT MODULE PLACED IN aud_drv.obj
COMPILER INVOKED BY: e:\Keil\C51\BIN\C51.EXE lib_mcu\aud\aud_drv.c OPTIMIZE(7,SPEED) BROWSE INCDIR(.\modules\system;.\;.
                    -\;.\lib_refd) DEFINE(KEIL) DEBUG OBJECTEXTEND PRINT(.\aud_drv.lst) OBJECT(aud_drv.obj)

line level    source

   1          /*C**************************************************************************
   2          * NAME:         aud_drv.c
   3          *----------------------------------------------------------------------------
   4          * Copyright (c) 2003 Atmel.
   5          *----------------------------------------------------------------------------
   6          * RELEASE:      snd1c-refd-nf-4_0_3      
   7          * REVISION:     1.3     
   8          *----------------------------------------------------------------------------
   9          * PURPOSE:
  10          * This file contains the audio interface driver routines
  11          *
  12          * NOTES:
  13          * Driver Configuration:
  14          *   - None
  15          * Global Variables:
  16          *   - None
  17          *****************************************************************************/
  18          
  19          /*_____ I N C L U D E S ____________________________________________________*/
  20          
  21          #include "config.h"                         /* system configuration */
  22          #include "aud_drv.h"                        /* audio driver definition */
  23          
  24          
  25          /*_____ M A C R O S ________________________________________________________*/
  26          
  27          
  28          /*_____ D E F I N I T I O N ________________________________________________*/
  29          
  30          
  31          /*_____ D E C L A R A T I O N ______________________________________________*/
  32          
  33          
  34          /*F**************************************************************************
  35          * NAME: aud_set_prio
  36          *----------------------------------------------------------------------------
  37          * PARAMS:
  38          *
  39          * return:
  40          *----------------------------------------------------------------------------
  41          * PURPOSE:
  42          * Set the audio interface priority interrupt
  43          *----------------------------------------------------------------------------
  44          * EXAMPLE:
  45          *----------------------------------------------------------------------------
  46          * NOTE:
  47          *----------------------------------------------------------------------------
  48          * REQUIREMENTS: 
  49          * ram/xram:
  50          * cycle:
  51          * stack: 
  52          * code:
  53          *****************************************************************************/
  54          void aud_set_prio (Byte priority)
C51 COMPILER V7.50   AUD_DRV                                                               09/20/2005 21:47:36 PAGE 2   

  55          {
  56   1        if ((priority == 1) || (priority == 3))     /* set LSB priority bit */
  57   1        {
  58   2          IPL0 |=  MSK_EAUD;
  59   2        }
  60   1        if ((priority == 2) || (priority == 3))     /* set MSB priority bit */
  61   1        {
  62   2          IPH0 |= MSK_EAUD;
  63   2        }
  64   1      }
  65          
  66          
  67          /*F**************************************************************************
  68          * NAME: aud_stop
  69          *----------------------------------------------------------------------------
  70          * PARAMS:
  71          *
  72          * return:
  73          *----------------------------------------------------------------------------
  74          * PURPOSE:
  75          * Disable the audio interface
  76          *----------------------------------------------------------------------------
  77          * EXAMPLE:
  78          *----------------------------------------------------------------------------
  79          * NOTE:
  80          *----------------------------------------------------------------------------
  81          * REQUIREMENTS: 
  82          * ram/xram:
  83          * cycle:
  84          * stack: 
  85          * code:
  86          *****************************************************************************/
  87          void aud_stop (void)
  88          {
  89   1        Aud_disable();
  90   1        Aud_disable_int();
  91   1      }
  92          
  93          
  94          /*L**************************************************************************
  95          * NAME: aud_int
  96          *----------------------------------------------------------------------------
  97          * PARAMS:
  98          *
  99          * return:
 100          *----------------------------------------------------------------------------
 101          * PURPOSE:
 102          * Audio interrupt function
 103          *----------------------------------------------------------------------------
 104          * EXAMPLE:
 105          *----------------------------------------------------------------------------
 106          * NOTE:
 107          * ## Defined in an other c file ##
 108          * IRQ_AUD defined in extxxxx.h
 109          *----------------------------------------------------------------------------
 110          * REQUIREMENTS: 
 111          * ram/xram:
 112          * cycle:
 113          * stack: 
 114          * code:
 115          *****************************************************************************/
 116          //Interrupt(aud_int (void), IRQ_AUD)
C51 COMPILER V7.50   AUD_DRV                                                               09/20/2005 21:47:36 PAGE 3   



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)