text1.lst

一次拟合算法,AD转换后的预处理算法,串口,定时器,积分,排序,三角形,延时,一元二次方程.

C51 COMPILER V7.06   TEXT1                                                                 10/07/2004 21:39:03 PAGE 1   


C51 COMPILER V7.06, COMPILATION OF MODULE TEXT1
OBJECT MODULE PLACED IN Text1.OBJ
COMPILER INVOKED BY: C:\Keil\C51\BIN\C51.EXE Text1.c BROWSE DEBUG OBJECTEXTEND

stmt level    source

   1          #include <reg52.h>
   2          #include <stdio.h>
   3          #include <math.h>
   4          
   5          #define uint unsigned int
   6          #define uchar unsigned char
   7          
   8          float integrate1(uint a ,uint b,uint a2,uint a1,uint a0,uchar m);
   9          
  10          
  11          void main(void){
  12   1        uint a2, a1, a0,a,b;
  13   1        float result;
  14   1        uchar m;
  15   1      
  16   1        /*------------------------------------------------
  17   1      Setup the serial port for 1200 baud at 16MHz.
  18   1      ------------------------------------------------*/
  19   1      #ifndef MONITOR51
  20   1          SCON  = 0x50;                       /* SCON: mode 1, 8-bit UART, enable rcvr      */
  21   1          TMOD |= 0x20;               /* TMOD: timer 1, mode 2, 8-bit reload        */
  22   1          TH1   = 221;                /* TH1:  reload value for 1200 baud @ 16MHz   */
  23   1          TR1   = 1;                  /* TR1:  timer 1 run                          */
  24   1          TI    = 1;                  /* TI:   set TI to send first char of UART    */
  25   1      #endif
  26   1      
  27   1      //------------------------------------------------
  28   1        printf ("Please enter tree unsigned int data\n");
  29   1        scanf ("%u %u %u", &a2, &a1, &a0);
  30   1        printf ("f(x)=%dx^2+%dx+%d\n", a2,a1,a0);
  31   1      
  32   1        printf ("Please enter a unsigned char data\n");
  33   1        scanf ("%bu", &m);
  34   1      
  35   1        printf ("Please enter two unsigned int data\n");
  36   1        scanf ("%u %u", &a, &b);
  37   1      
  38   1        result=integrate1(a ,b,a2,a1,a0,m);
  39   1        printf ("The result=%f\n",result);  
  40   1        
  41   1       
  42   1       
  43   1       }
  44          
  45          
  46          //矩形法求积分//
  47          float integrate1(uint a ,uint b,uint a2,uint a1,uint a0,uchar m)
  48          {       
  49   1               uchar i;
  50   1               float x=0,dx=0,xi=a,sum;
  51   1               dx=(float)(b-a)/(float)m;
  52   1               for(i=0;i<m;i++){
  53   2                 xi=a+i*dx;
  54   2                 sum=sum+(a2*xi*xi+a1*xi+a0)*dx;
  55   2                 }
C51 COMPILER V7.06   TEXT1                                                                 10/07/2004 21:39:03 PAGE 2   

  56   1                 return sum;
  57   1      }
  58          


MODULE INFORMATION:   STATIC OVERLAYABLE
   CODE SIZE        =    515    ----
   CONSTANT SIZE    =    161    ----
   XDATA SIZE       =   ----    ----
   PDATA SIZE       =   ----    ----
   DATA SIZE        =   ----      39
   IDATA SIZE       =   ----    ----
   BIT SIZE         =   ----    ----
END OF MODULE INFORMATION.


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