Contiki 2.6

sensor-output.c

00001 /*
00002  * Copyright (c) 2005, Swedish Institute of Computer Science
00003  * All rights reserved.
00004  *
00005  * Redistribution and use in source and binary forms, with or without
00006  * modification, are permitted provided that the following conditions
00007  * are met:
00008  * 1. Redistributions of source code must retain the above copyright
00009  *    notice, this list of conditions and the following disclaimer.
00010  * 2. Redistributions in binary form must reproduce the above copyright
00011  *    notice, this list of conditions and the following disclaimer in the
00012  *    documentation and/or other materials provided with the distribution.
00013  * 3. Neither the name of the Institute nor the names of its contributors
00014  *    may be used to endorse or promote products derived from this software
00015  *    without specific prior written permission.
00016  *
00017  * THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND
00018  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
00019  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
00020  * ARE DISCLAIMED.  IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE
00021  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
00022  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
00023  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
00024  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
00025  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
00026  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
00027  * SUCH DAMAGE.
00028  *
00029  * This file is part of the Contiki operating system.
00030  *
00031  * @(#)$Id: sensor-output.c,v 1.4 2010/01/15 10:37:04 nifi Exp $
00032  */
00033 #include "contiki-esb.h"
00034 
00035 #include <stdio.h>
00036 
00037 PROCESS(sensor_output_process, "Sensor output");
00038 
00039 AUTOSTART_PROCESSES(&sensor_output_process);
00040 
00041 /*---------------------------------------------------------------------------*/
00042 PROCESS_THREAD(sensor_output_process, ev, data)
00043 {
00044   struct sensors_sensor *s;
00045 
00046   PROCESS_BEGIN();
00047 
00048   /* Activate some sensors to get sensor events */
00049   button_sensor.configure(SENSORS_ACTIVE, 1);
00050   pir_sensor.configure(SENSORS_ACTIVE, 1);
00051   vib_sensor.configure(SENSORS_ACTIVE, 1);
00052 
00053   while(1) {
00054     PROCESS_WAIT_EVENT_UNTIL(ev == sensors_event);
00055 
00056     s = (struct sensors_sensor *)data;
00057     printf("%s %d\n", s->type, s->value(0));
00058 
00059     if (data == &button_sensor) leds_invert(LEDS_YELLOW);
00060     if (data == &pir_sensor) leds_invert(LEDS_GREEN);
00061     if (data == &vib_sensor) leds_invert(LEDS_RED);
00062   }
00063 
00064   PROCESS_END();
00065 }
00066 /*---------------------------------------------------------------------------*/