jiang2.lst

通过对单片机简单i/o口的设置

C51 COMPILER V7.06   JIANG2                                                                10/02/2008 14:39:14 PAGE 1   


C51 COMPILER V7.06, COMPILATION OF MODULE JIANG2
OBJECT MODULE PLACED IN jiang2.OBJ
COMPILER INVOKED BY: C:\Keil\C51\BIN\C51.EXE jiang2.c BROWSE DEBUG OBJECTEXTEND

stmt level    source

   1          #include <reg52.h>
   2          unsigned int i;
   3          sbit a1=P1^0;
   4          sbit a2=P1^1;
   5          sbit a3=P1^2;
   6          sbit a4=P1^3;
   7          sbit a5=P1^4;
   8          sbit a6=P1^5;
   9          sbit a7=P1^6;
  10          sbit a8=P1^7;
  11          void delay(unsigned int i);
  12          void main()
  13          {
  14   1              for(i=500;i>0;i--)
  15   1                      {
  16   2                              a1=a3=a5=a7=0xff;
  17   2                              delay(i);
  18   2                              a1=a3=a5=a7=0;
  19   2                              delay(500-i);
  20   2                      }
  21   1              for(i=500;i>0;i--)
  22   1                      {
  23   2                              a1=a3=a5=a7=0;
  24   2                              delay(i);
  25   2                              a1=a3=a5=a7=0xff;
  26   2                              delay(500-i);
  27   2                      }
  28   1              for(i=500;i>0;i--)
  29   1                      {
  30   2                              a2=a4=a6=a8=0xff;
  31   2                              delay(i);
  32   2                              a2=a4=a6=a8=0;
  33   2                              delay(500-i);
  34   2                      }
  35   1              for(i=500;i>0;i--)
  36   1                      {
  37   2                              a2=a4=a6=a8=0;
  38   2                              delay(i);
  39   2                              a2=a4=a6=a8=0xff;
  40   2                              delay(500-i);
  41   2                      }
  42   1      }
  43          void delay(unsigned int i)
  44          {
  45   1              /*      unsigned int j;*/
  46   1                      for(;i>0;i--);
  47   1                      //      for(j=100;j>0;j--);
  48   1      }


MODULE INFORMATION:   STATIC OVERLAYABLE
   CODE SIZE        =    233    ----
   CONSTANT SIZE    =   ----    ----
   XDATA SIZE       =   ----    ----
   PDATA SIZE       =   ----    ----
C51 COMPILER V7.06   JIANG2                                                                10/02/2008 14:39:14 PAGE 2   

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


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