idereset.lst

用C51单片机实现的MP3播放器的c代码程序。

C51 COMPILER V7.20   IDERESET                                                              05/26/2005 07:10:17 PAGE 1   


C51 COMPILER V7.20, COMPILATION OF MODULE IDERESET
OBJECT MODULE PLACED IN ..\..\IDERESET.obj
COMPILER INVOKED BY: e:\Keil\C51\BIN\C51.EXE IDERESET.C LARGE BROWSE DEBUG OBJECTEXTEND OBJECT(..\..\IDERESET.obj)

line level    source

   1          #ifndef _IDEIO_DEFINE
   2           #include "IDEIO.c"
   3          #endif
   4          
   5          BYTE IDEReset(BYTE bRestMode);
   6          
   7          BYTE IDEReset(BYTE bRestMode)
   8          {
   9   1              register WORD i;
  10   1              register BYTE status;
  11   1              if (bRestMode==IDE_RESET_HARDWARE)                      //hardware reset
  12   1              {
  13   2                      IDE_IO_RESET=0;
  14   2                      for (i=0;i<10;i++);
  15   2                      IDE_IO_RESET=1;
  16   2              }
  17   1              else if (bRestMode==IDE_RESET_SOFTWARE)         //software reset
  18   1              {
  19   2                      IDE_WRITE_LSB(IDE_ADDR_CTRL_CONTROL,IDE_CTRL_SRST);                                     //enable interrupt mode
  20   2              }
  21   1              //检查状态
  22   1              for(i=0;i<65535;i++)
  23   1              {
  24   2                      IDE_READ_LSB(IDE_ADDR_CTRL_STATUS,status);
  25   2                      if (status&IDE_STATUS_DRDY) return(IDE_SUCCESSFUL);
  26   2                      for(status=0;status<255;status++);
  27   2              }
  28   1              return(IDE_ERROR_RESET);
  29   1      }


MODULE INFORMATION:   STATIC OVERLAYABLE
   CODE SIZE        =    117    ----
   CONSTANT SIZE    =   ----    ----
   XDATA SIZE       =   ----       2
   PDATA SIZE       =   ----    ----
   DATA SIZE        =   ----    ----
   IDATA SIZE       =   ----    ----
   BIT SIZE         =   ----    ----
END OF MODULE INFORMATION.


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