p7_2.lst

单片机原理与应用实例教程 单片机原理与应用实例教程

C51 COMPILER V8.08   P7_2                                                                  08/13/2007 15:08:09 PAGE 1   


C51 COMPILER V8.08, COMPILATION OF MODULE P7_2
OBJECT MODULE PLACED IN P7_2.OBJ
COMPILER INVOKED BY: C:\Keil\C51\BIN\C51.EXE P7_2.C BROWSE DEBUG OBJECTEXTEND

line level    source

   1          /*开机红灯全亮，--1南北红，东西黄2南北红，东西绿3南北黄，东西红4南北绿，东西红循环*/
   2          #include "REG51.h"
   3          
   4          void Delay()
   5          {
   6   1              unsigned char i, j, k;
   7   1              for( i = 0; i < 0xff; i ++ )
   8   1              {
   9   2                      for( j = 0; j < 0xff; j ++ )
  10   2                      {
  11   3                              //for( k = 0; k < 0x5; k ++ )
  12   3                              //{
  13   3                              //}
  14   3                      }
  15   2              }
  16   1      }
*** WARNING C280 IN LINE 6 OF P7_2.C: 'k': unreferenced local variable
  17          
  18          sbit    RedLight        = P1^0;
  19          sbit    YellowLight     = P1^1;
  20          sbit    GreenLight      = P1^2;
  21          
  22          sbit    RedLight2       = P1^5;
  23          sbit    YellowLight2= P1^6;
  24          sbit    GreenLight2     = P1^7;
  25          main(){
  26   1              unsigned char type = 0;
  27   1              /*type = 0 红灯亮，type=1 黄灯亮，type=2绿灯亮，type=3黄灯亮*/
  28   1              
  29   1              while(1)
  30   1              {
  31   2                      if( type == 0 )                         
  32   2              {
  33   3                  RedLight            = 1;
  34   3                              YellowLight     = 0;
  35   3                              GreenLight              = 0;
  36   3                              RedLight2               = 1;
  37   3                              YellowLight2    = 0;
  38   3                              GreenLight2     = 0;  
  39   3                              Delay();
  40   3                              Delay();      
  41   3              }
  42   2                      else if( type == 1 || type == 3 ) 
  43   2              {
  44   3                              RedLight                = 0;
  45   3                              YellowLight     = 1;
  46   3                              GreenLight              = 0;
  47   3                              RedLight2               = 0;
  48   3                              YellowLight2    = 1;
  49   3                              GreenLight2     = 0; 
  50   3                              Delay();       
  51   3              }
  52   2              else
  53   2              {
  54   3                              RedLight                = 0;
C51 COMPILER V8.08   P7_2                                                                  08/13/2007 15:08:09 PAGE 2   

  55   3                              YellowLight     = 0;
  56   3                              GreenLight              = 1;
  57   3                              RedLight2               = 0;
  58   3                              YellowLight2    = 0;
  59   3                              GreenLight2     = 1;   
  60   3                              Delay();
  61   3                              Delay();     
  62   3              }
  63   2                      type ++;
  64   2                      if( type >= 4 )
  65   2                              type = 0;
  66   2          }      
  67   1      }


MODULE INFORMATION:   STATIC OVERLAYABLE
   CODE SIZE        =     83    ----
   CONSTANT SIZE    =   ----    ----
   XDATA SIZE       =   ----    ----
   PDATA SIZE       =   ----    ----
   DATA SIZE        =   ----       1
   IDATA SIZE       =   ----    ----
   BIT SIZE         =   ----    ----
END OF MODULE INFORMATION.


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