input.lst

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C51 COMPILER V7.01  INPUT                                                                  12/31/2005 12:42:50 PAGE 1   


C51 COMPILER V7.01, COMPILATION OF MODULE INPUT
OBJECT MODULE PLACED IN Input.OBJ
COMPILER INVOKED BY: F:\Keil\C51\BIN\C51.EXE Input.c BROWSE DEBUG OBJECTEXTEND

stmt level    source

   1          
   2          //scan the Alarm input
   3          #include "reg52.h"
   4          #include "main.h"
   5          
   6          
   7          unsigned char data in_buf = 0;
   8          unsigned char data i;
   9          unsigned char data in_status = 0;
  10          unsigned char data P0_status;
  11          extern P0_buf;
  12          extern P2_buf;
  13          extern bit Ysd_flag;
  14          
  15          
  16          extern void delay50us(unsigned char count);
  17          
  18          extern void input(void)
  19          {
  20   1       LE = 0;
  21   1       for(i=0;i<8;i++)
  22   1      {
  23   2       P0 = 0xFF & (0xFF-i);
  24   2       delay50us(1);
  25   2       if(com_input == 0)
  26   2        {
  27   3         in_status = 0x01<<i;
  28   3         P0_buf = P0_buf | in_status;
  29   3        }
  30   2       else
  31   2        {
  32   3         in_status = 0x01<<i;
  33   3         in_status = ~in_status;
  34   3         P0_buf = P0_buf & in_status;
  35   3        }
  36   2       }
  37   1       delay50us(1);
  38   1       P0 = ~P0_buf;
  39   1      
  40   1       P2_buf = P0_buf; 
  41   1       P0_buf = P0;
  42   1       LE = 1;
  43   1       }


MODULE INFORMATION:   STATIC OVERLAYABLE
   CODE SIZE        =     99    ----
   CONSTANT SIZE    =   ----    ----
   XDATA SIZE       =   ----    ----
   PDATA SIZE       =   ----    ----
   DATA SIZE        =      4    ----
   IDATA SIZE       =   ----    ----
   BIT SIZE         =   ----    ----
END OF MODULE INFORMATION.


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