testetimer.c

来自「Contiki是一个开源」· C语言 代码 · 共 59 行

/*
 * Copyright (c) 2006, Swedish Institute of Computer Science.
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 * 2. Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in the
 *    documentation and/or other materials provided with the distribution.
 * 3. Neither the name of the Institute nor the names of its contributors
 *    may be used to endorse or promote products derived from this software
 *    without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND
 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
 * ARE DISCLAIMED.  IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE
 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
 * SUCH DAMAGE.
 *
 * $Id: testetimer.c,v 1.2 2008/10/03 09:39:38 fros4943 Exp $
 */

#include "contiki.h"
#include "sys/etimer.h"

#include <stdio.h>

PROCESS(test_etimer_process, "Event timer test process");
AUTOSTART_PROCESSES(&test_etimer_process);

PROCESS_THREAD(test_etimer_process, ev, data)
{
  static struct etimer et;
  static u16_t counter = 0;

  PROCESS_BEGIN();

  printf("Starting event timer test process (counter=%i)\n", counter);

  while(1) {
    etimer_set(&et, CLOCK_SECOND/2);
    PROCESS_WAIT_EVENT_UNTIL(etimer_expired(&et));

    counter++;
    printf("Event timer triggered event at time %lu (counter=%i)\n", clock_time(), counter);
  }

  PROCESS_END();
}