/*-------------------------------------------------------------------------------------------------------------------------

FILE NAME      : COUNTER.C

DEscrīptION  : 定时器用作计数器，用于对外部脉冲进行计数。

//-------------------------------------------------------Include files----------------------------------------------------//

#include  <lpc2103.h>

//---------------------------------------------------------Variable ------------------------------------------------------//

//----------------------------------------------------Function prototype----------------------------------------------//

//--------------------------------------------------------Function -----------------------------------------------------//

//---------------------------------------------------------Define-------------------------------------------------------//

/*---------------------------------------------------------------------------------------------------------------------

NAME                : main()

FUNCTION        : Timer1的计数器实验——CAP1.3下降沿

ENTRY  TYPE : void

RETURN TYPE : int

PURPOSE          :

VERSION           : 0.0.0

DEscrīptION  :

CREATE DATE : 12.07.2006

LOGS                  :--\

- 1.create;

---------------------------------------------------------------------------------------------------------------------*/

int main(void)

{

  PINSEL1=1<<5;               //P0.18连接捕获1.3

  T1CCR=1<<10;                //设置CAP1.3下降沿捕获

  T1CTCR =(0x02<<0)|      //计数器，在CAP的下降沿递增

                (0x03<<2);     //选择CAP1.3   

  T1TC=0;

  T1TCR = 0x01;                 //启动定时器

  while(1);

  return(0); 

}

//------------------------------------------------- End of file ----------------------------------------------------------//