方波pwm.lst

基于51单片机控制电机或舵机等

C51 COMPILER V7.08   方瞋PWM                                                               08/24/2007 15:18:50 PAGE 1   


C51 COMPILER V7.08, COMPILATION OF MODULE 方瞋PWM
OBJECT MODULE PLACED IN 方波PWM.OBJ
COMPILER INVOKED BY: D:\单片机~1\C51\Bin\c51.exe 方波PWM.c DB OE SMALL ROM(LARGE)

line level    source

*** WARNING C500 IN LINE 1 OF 方波PWM.C: MISSING DEVICE (SECURITY KEY NOT FOUND)
   1          #include<reg51.h>
   2          #define uchar unsigned char
   3          #define uint  unsigned  int
   4          sbit p00=P0^0;
   5          sbit p30=P3^0;
   6          sbit p31=P3^1;
   7          void main()
   8          { 
   9   1        uint a,b,c,d;
  10   1        a=10;
  11   1        b=10;  
  12   1        while(1)
  13   1        {
  14   2         if(p30){a++;b--;}
  15   2         if(p31){a--;b++;}
  16   2         d=b;   
  17   2         c=a;  
  18   2         p00=1;
  19   2         while(c--);  
  20   2         p00=0;
  21   2         while(d--);
  22   2        } 
  23   1      }
  24            
  25          


MODULE INFORMATION:   STATIC OVERLAYABLE
   CODE SIZE        =     72    ----
   CONSTANT SIZE    =   ----    ----
   XDATA SIZE       =   ----    ----
   PDATA SIZE       =   ----    ----
   DATA SIZE        =   ----       2
   IDATA SIZE       =   ----    ----
   BIT SIZE         =   ----    ----
END OF MODULE INFORMATION.


C51 COMPILATION COMPLETE.  1 WARNING(S),  0 ERROR(S)