#include <LPC213x.H>
 #include "TIME_DELAY.h"
 #include <stdio.h> 
  void delay_1us(void)                 //1us延時函數
  {
   unsigned int i; 	 
  for(i=0;i<1000;i++);
  }

   void delay_nus(unsigned int n)
   {
     unsigned int i=0;
      for (i=0;i<n;i++)
         delay_1us();
   }
  void delay_1ms(void)                 //1ms延時函數
  {
   unsigned int i;
   for (i=0;i<1000;i++);
     delay_nus(i);  
  }
  
void delay_nms(unsigned int n)       //N ms延時函數
  {
   unsigned int i=0;
   for (i=0;i<n;i++)
       delay_1ms();
  }