#include <reg8253.h>

unsigned char Total;        
unsigned char Loops;        
bit TimerOK;                 


void main(void)  
               {
      
                    Timer0();
                 Delay();      
               }    
                        
void Timer0(void)
    {
    
    TCON=0x20;     //    Cleared to use timer 1 overflow as receive clock for serial port in mode 1 o
                 //  Set to use Timer 2 overflow as receive clock for serial port in mode 1 or 3.             
    TMOD=0x01;     // Timer enable up/down mode                                                          
    
    TL0=0;         // Low byte register Timer 0
    TH0=0;         // Hight byte register Timer 1                                                          
    
    TR0=1;       // run Timer 0
        
    }

void Delay(void)
      {
         unsigned char i;      
       for (i=0; i< 100;i++)
      
         {
             Loops++;        
         }                   
      }