music.lst

51单片机的键盘扫描程序,当有键盘输入是,将在LED上显示,且蜂鸣器将发出相应的响声.

C51 COMPILER V7.06   MUSIC                                                                 07/13/2005 16:32:04 PAGE 1   


C51 COMPILER V7.06, COMPILATION OF MODULE MUSIC
OBJECT MODULE PLACED IN music.obj
COMPILER INVOKED BY: C:\Keil\C51\BIN\C51.EXE include\music.c WARNINGLEVEL(1) BROWSE DEBUG OBJECTEXTEND PRINT(.\music.lst
                    -) OBJECT(music.obj)

stmt level    source

   1          //music.c
   2          #include"general.h"
   3          #include"sys12M.h"
   4          #include"music.h"
   5          sbit vol  = P3^5;
   6          WORD smicor;
   7          //**********************************
   8          WORD code music_code[3][8] = {
   9                                                                          {0,1500,1500,1500,1500,1500,1500,1500},
  10                                                                          {0,1137,1013,902,852,759,676,602},
  11                                                                          {0,500,500,500,500,500,500,500}
  12                                                            };
  13          //***********************************
  14          void music_init(void)
  15          {
  16   1              TMOD = TMOD & 0x0F;
  17   1              TMOD = TMOD | 0x10;
  18   1              EA = 1;
  19   1              ET1 = 1;
  20   1      }
  21          //**************************
  22          void micor_play(MIC micor)
  23          {
  24   1              BYTE i,j;
  25   1              WORD delayor;
  26   1              i = micor.step;
  27   1              j = micor.actor;
  28   1              smicor = music_code[i][j]; 
  29   1              if(smicor) set_timer(smicor,1);
  30   1              else vol = 1;
  31   1              i = micor.tmic;
  32   1              delayor = (WORD)(i*PAT);
  33   1              delay(delayor);
  34   1              TR1 = 0;
  35   1      }
  36          //***********************************
  37          void on_timer1(void) interrupt 3
  38          {
  39   1              TR1 = 0;
  40   1              vol = !vol;
  41   1              set_timer(smicor,1);
  42   1      }
  43          //***********************************
  44          void music_play(MIC *pmic,BYTE nmic)
  45          {
  46   1              BYTE i;
  47   1              for(i=0;i<nmic;i++) micor_play(pmic[i]);
  48   1      }
  49          


MODULE INFORMATION:   STATIC OVERLAYABLE
   CODE SIZE        =    205    ----
   CONSTANT SIZE    =     48    ----
C51 COMPILER V7.06   MUSIC                                                                 07/13/2005 16:32:04 PAGE 2   

   XDATA SIZE       =   ----    ----
   PDATA SIZE       =   ----    ----
   DATA SIZE        =      2       9
   IDATA SIZE       =   ----    ----
   BIT SIZE         =   ----    ----
END OF MODULE INFORMATION.


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