8870.lst

AT89c2051控制9200b发双音频码用8870解码并将BCD码返回AT89C2051,然后比较的源代码和Hex文件。

C51 COMPILER V7.00  8870                                                                   11/26/2004 09:41:27 PAGE 1   


C51 COMPILER V7.00, COMPILATION OF MODULE 8870
OBJECT MODULE PLACED IN 8870.OBJ
COMPILER INVOKED BY: C:\KEIL\C51\BIN\C51.EXE 8870.c ROM(SMALL) BROWSE DEBUG OBJECTEXTEND

stmt level    source

   1          #include<At89x51.h>
   2          #include<INTRINS.H>
   3          unsigned int in,out,ms,zd0,zd1;
   4          unsigned int led[]={0x4f,0x12,0x06,0x4c,0x24,0x20,0x0f,0x00,0x0c,0x01,0x08,0x60,0x31,0x42,0x30,0x38};//led
             -显示
   5          
   6          void zhongduan0(void) interrupt 0 using 0 //8870 over
   7          {
   8   1       in=P0;
   9   1       P1=led[in];
  10   1       zd0=1;
  11   1      }
  12          
  13          void zhongduan1(void) interrupt 2 using 2 //button
  14          {
  15   1       P1=0x7f;
  16   1       out=1;zd1=0;
  17   1      }
  18          
  19          
  20          /*void timer0(void) interrupt 1 using 1
  21          {
  22           TH0=0x3c;TL0=0xae;
  23           ss--;j();
  24          }*/
  25          
  26          void timer1(void) interrupt 3 using 3 //定时器1程序
  27          {
  28   1       TH1=0xfe;TL1=0x0a;ms--;
  29   1      }
  30          
  31          void delay(unsigned int s) //1 ms延时程序
  32          {
  33   1       TR1=1;
  34   1       ms=s;
  35   1       while(ms){;}
  36   1       TR1=0;  
  37   1      }
  38          
  39          void start(void) //初始化程序
  40          {
  41   1       TMOD=0x11;TR0=0;TR1=0;IT1=1;EA=1;PT0=1;P1=0x7f;
  42   1       ET0=0; ET1=1;EX1=1;EX0=1;TH1=0xfe;TL1=0x0a;zd1=1;
  43   1      }
  44          
  45          void main(void) //主程序
  46          {
  47   1      start();
  48   1      S:
  49   1       while(1)
  50   1       {
  51   2        delay(100);
  52   2        if(zd0){zd0=0;if(out==in){out++;P2=out;}else{while(zd1){P1=led[in];}}}
  53   2        if(out>=16)break;
  54   2       }
C51 COMPILER V7.00  8870                                                                   11/26/2004 09:41:27 PAGE 2   

  55   1       while(1)
  56   1       {
  57   2        P1=0x7f;delay(100);if(out==1)goto S; 
  58   2       }
  59   1      }


MODULE INFORMATION:   STATIC OVERLAYABLE
   CODE SIZE        =    212    ----
   CONSTANT SIZE    =   ----    ----
   XDATA SIZE       =   ----    ----
   PDATA SIZE       =   ----    ----
   DATA SIZE        =     42    ----
   IDATA SIZE       =   ----    ----
   BIT SIZE         =   ----    ----
END OF MODULE INFORMATION.


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