format.lst

MP3播放器和U盘功能的源代码。采用集成了MP3解码芯片和USB接口芯片的AT89C51SND1C单片机

  73                                  'F', 'A', 'T', '1', '6', ' ', ' ', ' ',// Offset_U256_BS_FilSysType     54      //If non-zero, indicates the sec
             -tor number in the reserved    //
  74                                                                                          //area of the volume of a copy of the boot record.            //
  75          //Executable Code
  76                                  0, 0, 0, 0, 0,          0, 0, 0, 0, 0,          0, 0, 0, 0, 0,          0, 0, 0, 0, 0,          0, 0, 0, 0, 0,          0, 0, 0, 0, 0,          0, 0, 0
             -, 0, 0,                0, 0, 0, 0, 0,  
  77                                  0, 0, 0, 0, 0,          0, 0, 0, 0, 0,          0, 0, 0, 0, 0,          0, 0, 0, 0, 0,          0, 0,0 ,0, 0,           0, 0, 0, 0, 0,          0, 0, 0,
             - 0, 0,                0, 0, 0, 0, 0,  
  78                                  0, 0, 0, 0, 0,          0, 0, 0, 0, 0,          0, 0, 0, 0, 0,          0, 0, 0, 0, 0,          0, 0, 0, 0, 0,          0, 0, 0, 0, 0,          0, 0, 0
             -, 0, 0,                0, 0, 0, 0, 0,  
  79                                  0, 0, 0, 0, 0,          0, 0, 0, 0, 0,          0, 0, 0, 0, 0,          0, 0, 0, 0, 0,          0, 0, 0, 0, 0,          0, 0, 0, 0, 0,          0, 0, 0
             -, 0, 0,                0, 0, 0, 0, 0,  
  80                                  0, 0, 0, 0, 0,          0, 0, 0, 0, 0,          0, 0, 0, 0, 0,          0, 0, 0, 0, 0,          0, 0, 0, 0, 0,          0, 0, 0, 0, 0,          0, 0, 0
             -, 0, 0,                0, 0, 0, 0, 0,  
  81          
  82                                  0, 0, 0, 0, 0,          0, 0, 0, 0, 0,          0, 0, 0, 0, 0,          0, 0, 0, 0, 0,          0, 0, 0, 0, 0,          0, 0, 0, 0, 0,          0, 0, 0
             -, 0, 0,                0, 0, 0, 0, 0,  
  83                                  0, 0, 0, 0, 0,          0, 0, 0, 0, 0,          0, 0, 0, 0, 0,          0, 0, 0, 0, 0,          0, 0, 0, 0, 0,          0, 0, 0, 0, 0,          0, 0, 0
             -, 0, 0,                0, 0, 0, 0, 0,  
  84                                  0, 0, 0, 0, 0,          0, 0, 0, 0, 0,          0, 0, 0, 0, 0,          0, 0, 0, 0, 0,          0, 0, 0, 0, 0,          0, 0, 0, 0, 0,          0, 0, 0
             -, 0, 0,                0, 0, 0, 0, 0,  
  85                                  0, 0, 0, 0, 0,          0, 0, 0, 0, 0,          0, 0, 0, 0, 0,          0, 0, 0, 0, 0,          0, 0, 0, 0, 0,          0, 0, 0, 0, 0,          0, 0, 0
             -, 0, 0,                0, 0, 0, 0, 0,  
  86                                  0, 0, 0, 0, 0,          0, 0, 0, 0, 0,          0, 0, 0, 0, 0,          0, 0, 0, 0, 0,          0, 0, 0, 0,
  87          
  88                                  0x00,//active partion
  89                                  0x00,//head
  90                                  0x00,//partion begin
  91                                  0x00,//cylinder
  92                                  0x06,//is partion used
  93                                  0x00,//end head
  94                                  0x00,//partion end 
  95                                  0x00,//end cylinder
  96                                  0x00, 0x00, 0x00, 0x00,
C51 COMPILER V7.50   FORMAT                                                                02/08/2007 11:18:10 PAGE 3   

  97                                  0x00, 0x80, 0x00, 0x00,//fist partion
  98          
  99                                  0, 0, 0, 0, 0,          0, 0, 0, 0, 0,          0, 0, 0, 0, 0,          0,//second partion
 100                                  0, 0, 0, 0, 0,          0, 0, 0, 0, 0,          0, 0, 0, 0, 0,          0,//third partion
 101                                  0, 0, 0, 0, 0,          0, 0, 0, 0, 0,          0, 0, 0, 0, 0,          0,//forth partion
 102          
 103                                  0x55, 0xAA      // Offset_short int_Signature           510     //0x55AA           
 104          
 105                                  };
 106          
 107          /*读取一个page的内容
 108          void ReadPage(unsigned int block, unsigned int page, unsigned char *pPage)
 109          {
 110                  int i;
 111                  unsigned int blockPage = (block << 5) | page;
 112          
 113                  K9F_FUN = COMMAND;
 114                  *((unsigned char xdata *)K9F5608) = 0x00;
 115                  K9F_FUN = ADDRESS;
 116              *((unsigned char xdata *)K9F5608) = 0;                                               //A0-A7
 117              *((unsigned char xdata *)K9F5608) = blockPage & 0xff;            //A9-A16
 118                  *((unsigned char xdata *)K9F5608) = (blockPage >> 8) & 0xff; //A17-A24 
 119                  K9F_FUN = D_DATA;
 120          
 121                  i = 512;
 122              while(!(K9F_FUN & RB));                  //等待操作的完成
 123          
 124                  while((i--)>0) 
 125                  {
 126                          *pPage++ = *((unsigned char xdata *)K9F5608); 
 127                  }
 128          }
 129          */
 130          
 131          int WritePage(unsigned int block, unsigned int page, unsigned char *pPage)  
 132          {
 133   1              int i = 512;
 134   1              unsigned int blockPage = (block << 5) + page;
 135   1      
 136   1              K9F_FUN = COMMAND;
 137   1              *((unsigned char xdata *)K9F5608) = 0x80;
 138   1              K9F_FUN = ADDRESS;
 139   1              *((unsigned char xdata *)K9F5608)  = 0;
 140   1              *((unsigned char xdata *)K9F5608)  = blockPage & 0xff;
 141   1              *((unsigned char xdata *)K9F5608)  = (blockPage >> 8) & 0xff;
 142   1          K9F_FUN = D_DATA;
 143   1      
 144   1              while (i--)
 145   1              {
 146   2                      *((unsigned char xdata *)K9F5608)= *pPage++;
 147   2              }         //data input->as the same as _WrPage528()
 148   1      //      __WrPage528(pPage); //which is written with assemble in flash.s
 149   1      
 150   1              K9F_FUN = COMMAND;
 151   1              *((unsigned char xdata *)K9F5608) = 0x10;
 152   1          delay();
 153   1              while(!(K9F_FUN & RB));                  //等待操作的完