定时器0.lst

51单片机开发板提供的参考程序

C51 COMPILER V7.06   __蔩器0                                                               04/14/2008 10:23:49 PAGE 1   


C51 COMPILER V7.06, COMPILATION OF MODULE __蔩器0
OBJECT MODULE PLACED IN 定时器0.OBJ
COMPILER INVOKED BY: C:\Keil\C51\BIN\C51.EXE 定时器0.c BROWSE DEBUG OBJECTEXTEND

stmt level    source

   1          /*copyright 2007,ShangHai  HaoTun Electronic Technology co.,Ltd
   2           *
   3           *This sample is used for Timer0 16bit timer mode.
   4           *
   5           *write by Shifang 2007-4-26
   6           *
   7           *V1.1
   8           */
   9          #include<reg52.h>
  10          
  11          
  12          sbit LED=P1^2;
  13          
  14          
  15          void Init_Timer0(void)
  16          {
  17   1       TMOD |= 0x01;                       
  18   1       TH0=0x00;                      /* Init value */
  19   1       TL0=0x00;
  20   1       EA=1;                      /* interupt enable */
  21   1       ET0=1;                     /* enable timer0 interrupt */
  22   1       TR0=1;  
  23   1      }
  24          
  25          main()
  26          {
  27   1       Init_Timer0();
  28   1       while(1);
  29   1      }
  30          
  31          void Timer0_isr(void) interrupt 1 using 1
  32          {
  33   1       TH0=0x00;              /* Init value */
  34   1       TL0=0x00;
  35   1      
  36   1       LED=~LED;//指示灯反相
  37   1      
  38   1      }


MODULE INFORMATION:   STATIC OVERLAYABLE
   CODE SIZE        =     29    ----
   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)