dac0832.lst

DA0832+AD0809资料

C51 COMPILER V7.09   DAC0832                                                               08/21/2007 11:48:45 PAGE 1   


C51 COMPILER V7.09, COMPILATION OF MODULE DAC0832
OBJECT MODULE PLACED IN DAC0832.OBJ
COMPILER INVOKED BY: C:\Keil\C51\BIN\C51.EXE DAC0832.C BROWSE DEBUG OBJECTEXTEND

line level    source

   1          #include<reg51.h>
   2          #include<absacc.h> 
   3          #define DAC0832 XBYTE[0x7fff]   /* 定义DAC0832端口地址 */
   4          #define uchar unsigned char
   5          
   6          void delay(uchar t)
   7           {                  /* 延时函数 */
   8   1         while(t--);
   9   1      }
  10          
  11          
  12          void saw(void) {                /* 锯齿波发生函数 */
  13   1        uchar i;
  14   1        for (i=0;i<255;i++) {
  15   2           DAC0832=i;
  16   2        }
  17   1      }
  18          
  19          
  20          void square(void) 
  21          {             /* 方波发生函数 */
  22   1        DAC0832=0x00;
  23   1        delay(0x10);
  24   1        DAC0832=0xff;
  25   1        delay(0x10);
  26   1      }
  27          void main(void)
  28           {
  29   1        uchar i,j;
  30   1        i=j=0xff;
  31   1        //while(i--){saw(); }                     /* 产生一段锯齿波 *
  32   1        while(j--)
  33   1         {                 
  34   2          square();                    /* 产生一段方波 */ 
  35   2        }
  36   1      }


MODULE INFORMATION:   STATIC OVERLAYABLE
   CODE SIZE        =     54    ----
   CONSTANT SIZE    =   ----    ----
   XDATA SIZE       =   ----    ----
   PDATA SIZE       =   ----    ----
   DATA SIZE        =   ----       1
   IDATA SIZE       =   ----    ----
   BIT SIZE         =   ----    ----
END OF MODULE INFORMATION.


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