定时计数器的应用(一).lst

基于Proteus的51系列单片机设计与仿真

C51 COMPILER V7.06   __蔩计数器_挠_用_一_                                                  05/02/2008 22:35:11 PAGE 1   


C51 COMPILER V7.06, COMPILATION OF MODULE __蔩计数器_挠_用_一_
OBJECT MODULE PLACED IN 定时计数器的应用(一).OBJ
COMPILER INVOKED BY: C:\Keil\C51\BIN\C51.EXE 定时计数器的应用(一).c BROWSE DEBUG OBJECTEXTEND

stmt level    source

   1          /*************************************************************************************
   2                                           定时/计数器的应用（一）
   3          ****************************************************************************************/
   4          #include"reg51.h"
   5          #define uint unsigned int
   6          #define uchar unsigned char
   7          sbit P0_0=P0^0;  //定义位变量
   8          sbit P0_1=P0^1; 
   9          uint t=0;
  10          void time0_server_(void) interrupt 1
  11          {   TH0=0x3C;      //定时时间为 50ms  12MHZ的晶振
  12   1          TL0=0xB0;
  13   1              t++;
  14   1      }
  15          void Init_t0(void)    //定时器初始化
  16          {     TMOD=0X01;     //选择方式1
  17   1                TH0=0x3C;
  18   1            TL0=0xB0;
  19   1                EA=1;
  20   1            ET0=1;
  21   1            TR0=1;  
  22   1      }
  23          void main(void)
  24          {     
  25   1              P0_0=1;
  26   1          P0_1=0;
  27   1              Init_t0();
  28   1              while(1) 
  29   1              {
  30   2                      if(t==20)      // 1s 闪一次
  31   2                                      {       t=0;
  32   3                                              P0_0=~P0_0;
  33   3                          P0_1=~P0_1;
  34   3                                       }
  35   2                   }        
  36   1      }


MODULE INFORMATION:   STATIC OVERLAYABLE
   CODE SIZE        =     60    ----
   CONSTANT SIZE    =   ----    ----
   XDATA SIZE       =   ----    ----
   PDATA SIZE       =   ----    ----
   DATA SIZE        =      2    ----
   IDATA SIZE       =   ----    ----
   BIT SIZE         =   ----    ----
END OF MODULE INFORMATION.


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