led_1.lst

用89C2051实现的软PLC。PLC程序存在24C04,用按健输入程序

C51 COMPILER V6.23a  LED_1                                                                 12/13/2002 12:45:20 PAGE 1   


C51 COMPILER V6.23a, COMPILATION OF MODULE LED_1
OBJECT MODULE PLACED IN Led_1.OBJ
COMPILER INVOKED BY: D:\KEIL\C51\BIN\C51.EXE Led_1.c BROWSE DEBUG OBJECTEXTEND

stmt level    source

   1          #include "reg51.h"
   2          
   3          void Show(unsigned char);
   4          extern bit light_on;
   5          sbit LED_CLK = P1^4;
   6          sbit LED_DATA = P1^5;
   7          unsigned char code LED[16] = {0x03,0x9f,0x25,0x0d,0x99,0x49,0x41,0x1f,
   8                                        0x01,0x09,0x11,0xc1,0x63,0x85,0x61,0x71};
   9          
  10          void Led_Show(unsigned char out_data, bit point )
  11          {
  12   1         unsigned char temp_data;
  13   1      
  14   1         temp_data = out_data & 0x0f;
  15   1         temp_data = LED[temp_data];
  16   1         if (light_on == 0)
  17   1         {
  18   2            if (point == 1)
  19   2               temp_data = temp_data & 0xfe;
  20   2         }
  21   1         else 
  22   1               temp_data = 0xff;
  23   1         Show(temp_data);
  24   1         temp_data = (out_data & 0xf0) >> 4;
  25   1         temp_data = LED[temp_data];
  26   1         if (light_on == 0)
  27   1         {
  28   2            if (point == 1)
  29   2                temp_data = temp_data & 0xfe;
  30   2         }
  31   1         else 
  32   1                temp_data = 0xff;
  33   1         Show(temp_data);
  34   1      }
  35          
  36          void Show(unsigned char out_data)
  37          { 
  38   1         unsigned char and_data = 1;
  39   1      
  40   1         LED_CLK = 0;
  41   1         do { 
  42   2              if (out_data & and_data)  
  43   2                          LED_DATA = 1;
  44   2              else 
  45   2                  LED_DATA = 0;
  46   2              LED_CLK = 1;
  47   2                      LED_CLK = 0;
  48   2             }while(and_data = and_data << 1);
  49   1      }
  50          
  51          void On_Light(unsigned char out_data,bit b,unsigned char on_data)
  52          {
  53   1          Show(on_data);
  54   1          Led_Show(out_data,b);
  55   1      }   
C51 COMPILER V6.23a  LED_1                                                                 12/13/2002 12:45:20 PAGE 2   



MODULE INFORMATION:   STATIC OVERLAYABLE
   CODE SIZE        =    109    ----
   CONSTANT SIZE    =     16    ----
   XDATA SIZE       =   ----    ----
   PDATA SIZE       =   ----    ----
   DATA SIZE        =   ----       3
   IDATA SIZE       =   ----    ----
   BIT SIZE         =   ----       2
END OF MODULE INFORMATION.


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