adc.lst

单片机驱动数模转换器ADC0809的接口程序员

C51 COMPILER V8.02   ADC                                                                   05/28/2008 20:45:52 PAGE 1   


C51 COMPILER V8.02, COMPILATION OF MODULE ADC
OBJECT MODULE PLACED IN ADC.OBJ
COMPILER INVOKED BY: C:\Keil\C51\BIN\C51.EXE ADC.C BROWSE DEBUG OBJECTEXTEND

line level    source

   1                     #include <AT89X52.H>
   2          unsigned char code dispbitcode[]={0xfe,0xfd,0xfb,0xf7,0xef,0xdf,0xbf,0x7f};
   3          unsigned char code dispcode[]={0x3f,0x06,0x5b,0x4f,0x66,0x6d,0x7d,0x07,0x7f,0x6f,0x00};
   4          unsigned char dispbuf[8]={10,10,10,10,10,0,0,0};        
   5          unsigned char dispcount;
   6          
   7          sbit ST=P3^0;
   8          sbit OE=P3^1;
   9          sbit EOC=P3^2;
  10          unsigned char channel=0xbc;//IN3
  11          unsigned char getdata;
  12          
  13          void main(void)
  14          {
  15   1        TMOD=0x01;
  16   1        TH0=(65536-4000)/256;
  17   1        TL0=(65536-4000)%256;
  18   1        TR0=1;
  19   1        ET0=1;
  20   1        EA=1;
  21   1        
  22   1        P3=channel;
  23   1      
  24   1        while(1)
  25   1          {
  26   2            ST=0;
  27   2            ST=1;
  28   2            ST=0;
  29   2            while(EOC==0);
  30   2            OE=1;
  31   2            getdata=P0;
  32   2            OE=0;
  33   2            dispbuf[2]=getdata/100;
  34   2            getdata=getdata%10;
  35   2            dispbuf[1]=getdata/10;
  36   2            dispbuf[0]=getdata%10;
  37   2          }
  38   1      }
  39          
  40          void t0(void) interrupt 1 using 0
  41          {
  42   1        TH0=(65536-4000)/256;
  43   1        TL0=(65536-4000)%256;
  44   1        P1=dispcode[dispbuf[dispcount]];
  45   1        P2=dispbitcode[dispcount];
  46   1        dispcount++;
  47   1        if(dispcount==8)
  48   1          {
  49   2            dispcount=0;
  50   2          }
  51   1      }


MODULE INFORMATION:   STATIC OVERLAYABLE
   CODE SIZE        =    126    ----
C51 COMPILER V8.02   ADC                                                                   05/28/2008 20:45:52 PAGE 2   

   CONSTANT SIZE    =     19    ----
   XDATA SIZE       =   ----    ----
   PDATA SIZE       =   ----    ----
   DATA SIZE        =     11    ----
   IDATA SIZE       =   ----    ----
   BIT SIZE         =   ----    ----
END OF MODULE INFORMATION.


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