delay.c

一种多功能频率计

void DelayNS(unsigned dly)
{ unsigned i,j;
 for(j=1;j<dly;j++)
 for(i=0;i<100;i++);
}

void delay(unsigned x)
{ unsigned i,j;
 for(i=x;i>0;i--)
 for(j=50;j>0;j--);
}