main.lst

自制方波发生器及频率计 材料: AT89S52 + AT89C2051 1个8位共阳七段显示器 8个NPN三极管 11.0592Mhz晶振x2

C51 COMPILER V6.12  MAIN                                                                   12/02/2007 22:55:47 PAGE 1   


C51 COMPILER V6.12, COMPILATION OF MODULE MAIN
OBJECT MODULE PLACED IN .\main.OBJ
COMPILER INVOKED BY: C:\Keil\C51\BIN\C51.EXE .\main.c DEBUG OBJECTEXTEND

stmt level    source

   1          #include <reg51.h>
   2          
   3          sbit P1_0 = P1^0;
   4          
   5          #define HIGH_BIT 0xFD
   6          #define LOW_BIT 0xC0
   7          
   8          void Timer0() interrupt 1
   9          {
  10   1      	unsigned char i = 5;
  11   1      	TH0 = HIGH_BIT;
  12   1      	TL0 = LOW_BIT + 4 + 2;
  13   1      	
  14   1      	P1_0 = 0;
  15   1      	while (i--); // 10 cycles  = 10.85 ns
  16   1      	P1_0 = 1;
  17   1      }
  18          
  19          void main()
  20          {
  21   1      	TMOD = 0x01;
  22   1      	// 11.0592 Mhz  10 ms
  23   1      	TH0 = HIGH_BIT;
  24   1      	TL0 = LOW_BIT;
  25   1      	
  26   1      	EA=1;
  27   1      	ET0=1;
  28   1      	TR0=1;
  29   1      
  30   1      	for (;;) ;
  31   1      }


MODULE INFORMATION:   STATIC OVERLAYABLE
   CODE SIZE        =     55    ----
   CONSTANT SIZE    =   ----    ----
   XDATA SIZE       =   ----    ----
   PDATA SIZE       =   ----    ----
   DATA SIZE        =   ----    ----
   IDATA SIZE       =   ----    ----
   BIT SIZE         =   ----    ----
END OF MODULE INFORMATION.


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