kg19-3.lst

51单片机开发入门与典型实例

C51 COMPILER V6.12  KG19_3                                                                 01/06/2007 22:12:40 PAGE 1   


C51 COMPILER V6.12, COMPILATION OF MODULE KG19_3
OBJECT MODULE PLACED IN .\kg19-3.OBJ
COMPILER INVOKED BY: C:\Keil\C51\BIN\C51.EXE .\kg19-3.c DEBUG OBJECTEXTEND

stmt level    source

   1          /* 文件名：kg19-3.c */
   2          /* 程序功能：多路开关控制灯 */
   3          #include <AT89X51.H>     
   4           main(  )
   5            {
   6   1          unsigned char sw1,sw2,sw3,sw4;
   7   1          while(1)
   8   1           {
   9   2             sw1=P3_0;
  10   2             sw2=P3_1;
  11   2             sw3=P3_2;
  12   2             sw4=P3_3;
  13   2             if ((sw1||sw2||sw3||sw4)==0)
  14   2               {
  15   3                P1=0x7f;
  16   3               }
  17   2             else
  18   2               {
  19   3                P1=0xfe;
  20   3               }
  21   2            }
  22   1         }


MODULE INFORMATION:   STATIC OVERLAYABLE
   CODE SIZE        =     56    ----
   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)