main.lst

CT107D测试程序(含超声测距)

C51 COMPILER V9.02   MAIN                                                                  01/01/2006 09:30:46 PAGE 1   


C51 COMPILER V9.02, COMPILATION OF MODULE MAIN
OBJECT MODULE PLACED IN .\output\main.obj
COMPILER INVOKED BY: D:\Keil\C51\BIN\C51.EXE main.c BROWSE DEBUG OBJECTEXTEND PRINT(.\list\main.lst) OBJECT(.\output\mai
                    -n.obj)

line level    source

   1          #include "reg52.h"
   2          #include "pcf8591.h"
   3          #include "math.h"
   4          
   5          unsigned char idata table[128];
   6          
   7          void main(void)
   8          {
   9   1      
  10   1        unsigned char i = 0;
  11   1      
  12   1        for(i=0;i<128;i++)
  13   1        {
  14   2              table[i] = 127*sin(2.0*3.1415/256.0*i*2)+128;  
  15   2        }
  16   1       
  17   1        iic_start();
  18   1        iic_sendbyte(0x90);
  19   1        iic_waitack();
  20   1        iic_sendbyte(0x40); //选择DAC功能
  21   1        iic_waitack();
  22   1      
  23   1        while(1)
  24   1        {
  25   2          for(i=0;i<128;i++)
  26   2              {
  27   3                iic_sendbyte(table[i]); //通过PCF8591输出正弦波
  28   3                iic_waitack();
  29   3              }
  30   2        }
  31   1      }


MODULE INFORMATION:   STATIC OVERLAYABLE
   CODE SIZE        =    109    ----
   CONSTANT SIZE    =   ----    ----
   XDATA SIZE       =   ----    ----
   PDATA SIZE       =   ----    ----
   DATA SIZE        =   ----       1
   IDATA SIZE       =    128    ----
   BIT SIZE         =   ----    ----
END OF MODULE INFORMATION.


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