keyboard.lst

用89C51SND1C实现MP3播放器的源代码.用KEIL c51编写.

C51 COMPILER V6.23a  KEYBOARD                                                              11/27/2003 16:34:18 PAGE 1   


C51 COMPILER V6.23a, COMPILATION OF MODULE KEYBOARD
OBJECT MODULE PLACED IN KeyBoard.OBJ
COMPILER INVOKED BY: d:\SoftDev\Keil\C51\BIN\C51.EXE KeyBoard.c LARGE BROWSE DEBUG OBJECTEXTEND

stmt level    source

   1          /****************************************************************/
   2          /*                                      UP-MP3DIY100                                                            */
   3          /*              Beijing Universal Pioneering Technology Co., LTD                */
   4          /*              CopyRighted,All right Reserved  www.up-tech.com                 */
   5          /*                                              July,2003                                                               */
   6          /*                              010-62387873  62381842                                                  */
   7          /****************************************************************/
   8          
   9          #include "REGSND1.H"
  10          #include "uart.h"
  11          
  12          
  13          void w1_interrupt() interrupt 1
  14          {
  15   1              return;
  16   1      }
  17          
  18          void w2_interrupt() interrupt 2
  19          {
  20   1              return;
  21   1      }
  22          
  23          void w3_interrupt() interrupt 3
  24          {
  25   1              return;
  26   1      }
  27          
  28          void w4_interrupt() interrupt 4
  29          {
  30   1              return;
  31   1      }
  32          
  33          void mp3_interrupt() interrupt 5
  34          {
  35   1      
  36   1              EA=1;
  37   1              return;
  38   1      }
  39          
  40          void o_interrupt() interrupt 10
  41          {
  42   1              printu("in other \n");
  43   1              return;
  44   1      }
  45          
  46          
  47          
  48          void ef() interrupt 12 
  49          {
  50   1              printu("in other");
  51   1      }
  52          
  53          void KeyBoardInit()
  54          {
  55   1              P1=0x0f;
C51 COMPILER V6.23a  KEYBOARD                                                              11/27/2003 16:34:18 PAGE 2   

  56   1              KBCON=0x00;//Low Level,Enable Interrupt
  57   1              IEN1=IEN1|EKB;  //Enable KeyBoard Interrupt
  58   1      
  59   1      }
  60          #define VOLUME          1
  61          #define EFFECTION       2
  62          #define SELECTSONG      3
  63          #define PLAY            1
  64          #define STOP            0
  65          unsigned char CurrentFun=SELECTSONG;
  66          unsigned char PlayState=STOP;
  67          
  68          
  69          
  70          void Func()
  71          {
  72   1              if(CurrentFun<3) CurrentFun++;
  73   1              else if(CurrentFun==3) CurrentFun=1;
  74   1              printuf("CurrentFun:%x\n",CurrentFun);
  75   1      }
  76          void Next()
  77          {
  78   1              printu("Next\n");
  79   1      
  80   1      }
  81          void Previous()
  82          {
  83   1              printu("Previous\n");
  84   1      
  85   1      }
  86          void PlayPause()
  87          {
  88   1              PlayState=!PlayState;
  89   1              printu("PlayPause\n");
  90   1      
  91   1      }
  92          
  93          
  94          void key_interrupt() interrupt 11
  95          {
  96   1                      unsigned char i=0;
  97   1                      EA=0;
  98   1                      IEN1&=(~EKB);   //Enable KeyBoard Interrupt
  99   1                      i=KBSTA;
 100   1                      switch(i){
 101   2                              case 1: Func();break;
 102   2                              case 2: Next();break;
 103   2                              case 4: Previous();break;
 104   2                              case 8: PlayPause();break;
 105   2                              default:break;
 106   2                      }
 107   1                      IEN1|=EKB;      //Enable KeyBoard Interrupt
 108   1                      EA=1;
 109   1                      return;
 110   1              
 111   1      }
 112          
 113          
 114          void main()
 115          {
 116   1              int i=0;
 117   1              P3_5=0;
C51 COMPILER V6.23a  KEYBOARD                                                              11/27/2003 16:34:18 PAGE 3   

 118   1              printu("UP-TECH MP3 Keyboard Test\n");
 119   1              printu("Please Press the Keyboard\n");
 120   1              KeyBoardInit();
 121   1              EA=1;
 122   1      
 123   1              while(1)
 124   1              {
 125   2              for(i=0;i<0x6fff;i++) ;//延时
 126   2              P3_5=!P3_5;//LED状态取反
 127   2              }
 128   1              
 129   1      
 130   1      }
 131          
 132          


MODULE INFORMATION:   STATIC OVERLAYABLE
   CODE SIZE        =    402    ----
   CONSTANT SIZE    =    116    ----
   XDATA SIZE       =      2       2
   PDATA SIZE       =   ----    ----
   DATA SIZE        =   ----    ----
   IDATA SIZE       =   ----    ----
   BIT SIZE         =   ----    ----
END OF MODULE INFORMATION.


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