////  $Id: eint0.c 159 2008-10-17 01:32:05Z jcw $//  $Revision: 159 $//  $Author: jcw $//  $Date: 2008-10-16 21:32:05 -0400 (Thu, 16 Oct 2008) $//  $HeadURL: http://tinymicros.com/svn_public/arm/lpc2148_demo/trunk/eints/eint0.c $//#include "FreeRTOS.h"#include "eint0.h"#include "eint0ISR.h"//////void eint0Init (void){  portENTER_CRITICAL ();  PCB_PINSEL1 = (PCB_PINSEL1 & ~PCB_PINSEL1_P016_MASK) | PCB_PINSEL1_P016_EINT0;  SCB_EXTPOLAR &= ~SCB_EXTPOLAR_EINT0;  SCB_EXTMODE  |=  SCB_EXTMODE_EINT0;  SCB_EXTINT   |=  SCB_EXTINT_EINT0;  VIC_IntSelect &= ~VIC_IntSelect_EINT0;  VIC_VectAddr4 = (portLONG) eint0ISR;  VIC_VectCntl4 = VIC_VectCntl_ENABLE | VIC_Channel_EINT0;  VIC_IntEnable = VIC_IntEnable_EINT0;  portEXIT_CRITICAL ();}void eint0Deinit (void){  VIC_IntEnClr = VIC_IntEnClr_EINT0;  PCB_PINSEL1 = (PCB_PINSEL1 & ~PCB_PINSEL1_P016_MASK) | PCB_PINSEL1_P016_GPIO;}