ex4-3.lst

22个51单片机的实例

C51 COMPILER V8.05a   EX4_3                                                                10/02/2008 10:06:03 PAGE 1   


C51 COMPILER V8.05a, COMPILATION OF MODULE EX4_3
OBJECT MODULE PLACED IN ex4-3.OBJ
COMPILER INVOKED BY: C:\Keil\C51\BIN\C51.EXE ex4-3.c DEBUG OBJECTEXTEND

line level    source

   1          #include <reg51.h>
   2          #include <stdio.h>
   3          
   4          #define DELAYTIME   65000 //定义延迟时间常数
   5          unsigned int temp1;
   6          unsigned char i;
   7          
   8          void delay(unsigned int temp)//延时程序
   9          {
  10   1        while(--temp);
  11   1      }
  12          
  13          
  14          
  15          
  16          void main()
  17          {
  18   1      
  19   1              P2=255;//初始状态显示0XFF
  20   1              while(1)
  21   1                      {
  22   2                  for(i=0;i<=255;i++)
  23   2                              {
  24   3                                      P2=i;//显示i,16进制，从0X00到0XFF，P2口输出其段选码
  25   3                                      temp1=DELAYTIME;
  26   3                                      delay(temp1);
  27   3                              }
  28   2              
  29   2                              temp1=DELAYTIME;
  30   2                              delay(temp1);
  31   2                              temp1=DELAYTIME;
  32   2                              delay(temp1);
  33   2                      }
  34   1      }


MODULE INFORMATION:   STATIC OVERLAYABLE
   CODE SIZE        =     49    ----
   CONSTANT SIZE    =   ----    ----
   XDATA SIZE       =   ----    ----
   PDATA SIZE       =   ----    ----
   DATA SIZE        =      3    ----
   IDATA SIZE       =   ----    ----
   BIT SIZE         =   ----    ----
END OF MODULE INFORMATION.


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