key2.lst

单片及c语言轻松入门的随书光盘

C51 COMPILER V7.06   KEY2                                                                  03/01/2006 14:57:07 PAGE 1   


C51 COMPILER V7.06, COMPILATION OF MODULE KEY2
OBJECT MODULE PLACED IN KEY2.OBJ
COMPILER INVOKED BY: d:\Keil\C51\BIN\C51.EXE KEY2.c BROWSE DEBUG OBJECTEXTEND

stmt level    source

   1          #include "reg51.h"
   2          void main()
   3          {       for(;;)
   4   1              {       P3|=0x3c;       /*将P3.2~P3.5位置高电平*/
   5   2                      if((P3|0xfb)!=0xff)  /*判断K1是否被按下*/
   6   2                              P1=0;            /*按下去了，点亮全部LED*/
   7   2                      else
   8   2                              P1=0xff;     /*否则熄灭所有灯*/
   9   2              }
  10   1      }


MODULE INFORMATION:   STATIC OVERLAYABLE
   CODE SIZE        =     20    ----
   CONSTANT SIZE    =   ----    ----
   XDATA SIZE       =   ----    ----
   PDATA SIZE       =   ----    ----
   DATA SIZE        =   ----    ----
   IDATA SIZE       =   ----    ----
   BIT SIZE         =   ----    ----
END OF MODULE INFORMATION.


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