// this source file present of differrent function between delay();
// delay2(5000);
#include <AT89X51.H>

void delay(void);
void delay2(unsigned time);
void main(void)
{

  while(1)
 {
   P0=0X00;
   delay();
   P1=0XF0;
   delay2(5000);

 }


}

void delay(void)
{
   unsigned int x;
 for(x=0;x<5000;x++);
}
void delay2(unsigned int time)
{unsigned int x;
 for(x=0;x<time;x++);
}