main.lst

CT107D测试程序(含超声测距)

C51 COMPILER V9.02   MAIN                                                                  06/18/2011 10:47:34 PAGE 1   


C51 COMPILER V9.02, COMPILATION OF MODULE MAIN
OBJECT MODULE PLACED IN .\output\main.obj
COMPILER INVOKED BY: E:\Keil\C51\BIN\C51.EXE main.c BROWSE DEBUG OBJECTEXTEND PRINT(.\list\main.lst) OBJECT(.\output\mai
                    -n.obj)

line level    source

   1          /* ========================================================================== */
   2          /*   File name:  main.c                                                       */
   3          /*   Description:  独立按键测试程序                                           */
   4          /*   Date:  2011-6-17                                                         */
   5          /* ========================================================================== */
   6          
   7          #include "reg52.h"
   8          
   9          void main(void)
  10          {
  11   1        while(1)
  12   1        {
  13   2          switch(P3)
  14   2          {
  15   3            case 0xFE:    //S1
  16   3            {
  17   4                      P0 = 0xFC;  
  18   4              P2 |= 0xE0;
  19   4              P2 &= 0x9F;
  20   4              break;
  21   4            }
  22   3                case 0xFD:    //S2
  23   3            {
  24   4                  P0 = 0xF3;  
  25   4              P2 |= 0xE0;
  26   4              P2 &= 0x9F;
  27   4              break;
  28   4                }
  29   3            case 0xFB:    //S3
  30   3            {
  31   4                  P0 = 0xCF;  
  32   4              P2 |= 0xE0;
  33   4              P2 &= 0x9F;
  34   4              break;
  35   4                }
  36   3            case 0xF7:        //S4
  37   3            {
  38   4                  P0 = 0x3F;  
  39   4              P2 |= 0xE0;
  40   4              P2 &= 0x9F;
  41   4              break;
  42   4                }
  43   3          }
  44   2        }
  45   1      }


MODULE INFORMATION:   STATIC OVERLAYABLE
   CODE SIZE        =     50    ----
   CONSTANT SIZE    =   ----    ----
   XDATA SIZE       =   ----    ----
   PDATA SIZE       =   ----    ----
   DATA SIZE        =   ----    ----
   IDATA SIZE       =   ----    ----
C51 COMPILER V9.02   MAIN                                                                  06/18/2011 10:47:34 PAGE 2   

   BIT SIZE         =   ----    ----
END OF MODULE INFORMATION.


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