C51 COMPILER V9.54   LED                                                                   04/22/2018 23:23:55 PAGE 1   


C51 COMPILER V9.54, COMPILATION OF MODULE LED
OBJECT MODULE PLACED IN .\Objects\led.obj
COMPILER INVOKED BY: C:\Keil_v5\C51\BIN\C51.EXE led.c OPTIMIZE(8,SPEED) BROWSE DEBUG OBJECTEXTEND PRINT(.\Listings\led.l
                    -st) TABS(2) OBJECT(.\Objects\led.obj)

line level    source

   1          #include "reg51.h"
   2          //#include <at89x51.h>
   3          
   4          bit lightoff = 1;
   5          bit lighton = 0;
   6          sbit P1_0 = P1^0;
   7          sbit P1_1 = P1^1;
   8          sbit P1_2 = P1^2;
   9          sbit P1_3 = P1^3;
  10          sbit P1_4 = P1^4;
  11          sbit P1_5 = P1^5;
  12          sbit P1_6 = P1^6;
  13          sbit P1_7 = P1^7;
  14          void delay_1500ms();
  15          
  16          int main () {
  17   1        P1 = 0xFF;
  18   1        while (1) {
  19   2          delay_1500ms();
  20   2          
  21   2          P1_0 = lighton;
  22   2          delay_1500ms();
  23   2          
  24   2          P1_1 = lighton;
  25   2          delay_1500ms();
  26   2          
  27   2          P1_2 = lighton;
  28   2          delay_1500ms();
  29   2          
  30   2          P1_3 = lighton;
  31   2          delay_1500ms();
  32   2          
  33   2          P1_4 = lighton;
  34   2          delay_1500ms();
  35   2          
  36   2          P1_5 = lighton;
  37   2          delay_1500ms();
  38   2          
  39   2          P1_6 = lighton;
  40   2          delay_1500ms();
  41   2          
  42   2          P1_7 = lighton;
  43   2          delay_1500ms();
  44   2          
  45   2          P1_7 = lightoff;
  46   2          delay_1500ms();
  47   2          
  48   2          P1_6 = lightoff;
  49   2          delay_1500ms();
  50   2          
  51   2          P1_5 = lightoff;
  52   2          delay_1500ms();
  53   2          
  54   2          P1_4 = lightoff;
C51 COMPILER V9.54   LED                                                                   04/22/2018 23:23:55 PAGE 2   

  55   2          delay_1500ms();
  56   2          
  57   2          P1_3 = lightoff;
  58   2          delay_1500ms();
  59   2          
  60   2          P1_2 = lightoff;
  61   2          delay_1500ms();
  62   2          
  63   2          P1_1 = lightoff;
  64   2          delay_1500ms();
  65   2          
  66   2          P1_0 = lightoff;
  67   2        }  // end of while(1)
  68   1      }  // end of main()
  69          
  70          void delay_1500ms() {
  71   1        unsigned short kk;
  72   1        for (kk = 0; kk < 33000; kk++);
  73   1      }


MODULE INFORMATION:   STATIC OVERLAYABLE
   CODE SIZE        =    143    ----
   CONSTANT SIZE    =   ----    ----
   XDATA SIZE       =   ----    ----
   PDATA SIZE       =   ----    ----
   DATA SIZE        =   ----    ----
   IDATA SIZE       =   ----    ----
   BIT SIZE         =      2    ----
END OF MODULE INFORMATION.


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