flowlight.lst

伴随音乐节奏变化的广告灯,C语言编写,使用了定时器与中断的方法

C51 COMPILER V7.50   FLOWLIGHT                                                             12/18/2008 00:28:46 PAGE 1   


C51 COMPILER V7.50, COMPILATION OF MODULE FLOWLIGHT
OBJECT MODULE PLACED IN FLOWLIGHT.OBJ
COMPILER INVOKED BY: d:\Keil\C51\BIN\C51.EXE FLOWLIGHT.C BROWSE DEBUG OBJECTEXTEND

line level    source

   1          //flow light and beep 
   2          #include <reg51.h>
   3          #include <intrins.h>
   4          unsigned char a,b,k,j;
   5          //sbit beep=P2^3;
   6          void delay10ms()
   7            {
   8   1          for(a=100;a>0;a--)
   9   1            for(b=225;b>0;b--);
  10   1         }                    
  11          void main()
  12          {
  13   1        k=0xfe;
  14   1        while(1)
  15   1        {
  16   2           delay10ms();
  17   2            
  18   2           // beep=0;
  19   2            delay10ms();
  20   2            //beep=1;
  21   2            j=_crol_(k,1);
  22   2            k=j;
  23   2            P2=j;
  24   2         }
  25   1      }


MODULE INFORMATION:   STATIC OVERLAYABLE
   CODE SIZE        =     41    ----
   CONSTANT SIZE    =   ----    ----
   XDATA SIZE       =   ----    ----
   PDATA SIZE       =   ----    ----
   DATA SIZE        =      4    ----
   IDATA SIZE       =   ----    ----
   BIT SIZE         =   ----    ----
END OF MODULE INFORMATION.


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