irm_int.lst

使用isis模拟的红外编解码实验

C51 COMPILER V8.02   IRM_INT                                                               02/08/2009 11:41:36 PAGE 1   


C51 COMPILER V8.02, COMPILATION OF MODULE IRM_INT
OBJECT MODULE PLACED IN irm_int.OBJ
COMPILER INVOKED BY: C:\Keil\C51\BIN\C51.EXE irm_int.c OPTIMIZE(4,SPEED) BROWSE DEBUG OBJECTEXTEND

line level    source

   1          #include "irm_int.h"
   2          unsigned char irm_code;//红外解码键值返回全局变量
   3          
   4          void irm_int2_init(void)
   5          {
   6   1              EA = 1;
   7   1              IT0 = 1;//下降沿中断
   8   1              EX0 = 1;
   9   1              irm_code=0xff;
  10   1      }
  11          
  12          void irm_int(void) interrupt 0
  13          {
  14   1              unsigned char i,flag;
  15   1              unsigned int counter;
  16   1              unsigned int temp=0;
  17   1              EA=0;
  18   1              temp=0xff;
  19   1              counter=0;
  20   1              flag=0; 
  21   1              for(i=0;i<13;i++) {                                                                                                                                      
  22   2                      counter=0;
  23   2                      while(!IRM_DQ) {if(++counter>300) break;}
  24   2                      if((counter>10)&&(counter<300)) {
  25   3                              if(flag==0) temp<<=1; 
  26   3                              if(counter>200) temp++;
  27   3                              else flag ^= 0xff;
  28   3                      }
  29   2                      counter=0;
  30   2                      while(IRM_DQ) {if(++counter>300) break;}
  31   2                      if((counter>10)&&(counter<300)) {
  32   3                              if(flag==0) temp<<=1; 
  33   3                              if(counter>200) temp++;
  34   3                              else flag ^= 0xff;
  35   3                      }
  36   2              }
  37   1              irm_code=(unsigned char)(temp&0x00ff);
  38   1              IE0 = 0;
  39   1              EA = 1;         
  40   1      }
  41                  


MODULE INFORMATION:   STATIC OVERLAYABLE
   CODE SIZE        =    224    ----
   CONSTANT SIZE    =   ----    ----
   XDATA SIZE       =   ----    ----
   PDATA SIZE       =   ----    ----
   DATA SIZE        =      1       2
   IDATA SIZE       =   ----    ----
   BIT SIZE         =   ----    ----
END OF MODULE INFORMATION.


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