Contiki 2.6

sensinode-sensors.c

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00001 /*
00002  * Copyright (c) 2010, Loughborough University - 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 
00032 /**
00033  * \file
00034  *         This module centrally controls all sensors on sensinode devices
00035  *
00036  *         It respects configuration in contiki-conf.h
00037  *
00038  * \author
00039  *         George Oikonomou - <oikonomou@users.sourceforge.net>
00040  */
00041 
00042 #include "dev/sensinode-sensors.h"
00043 #include "sys/energest.h"
00044 
00045 const struct sensors_sensor *sensors[] = {
00046 #if ADC_SENSOR_ON
00047     &adc_sensor,
00048 #endif
00049 #if BUTTON_SENSOR_ON
00050     &button_1_sensor,
00051     &button_2_sensor,
00052 #endif
00053     0
00054 };
00055 
00056 unsigned char sensors_flags[(sizeof(sensors) / sizeof(struct sensors_sensor *))];
00057 
00058 /*---------------------------------------------------------------------------*/
00059 void
00060 sensinode_sensors_activate()
00061 {
00062   struct sensors_sensor *sensor;
00063   sensor = sensors_first();
00064   while (sensor) {
00065     sensor->configure(SENSORS_ACTIVE, 1);
00066     sensor = sensors_next(sensor);
00067   }
00068   ENERGEST_ON(ENERGEST_TYPE_SENSORS);
00069 }
00070 /*---------------------------------------------------------------------------*/
00071 void
00072 sensinode_sensors_deactivate()
00073 {
00074   struct sensors_sensor *sensor;
00075   sensor = sensors_first();
00076   while (sensor) {
00077     sensor->configure(SENSORS_ACTIVE, 0);
00078     sensor = sensors_next(sensor);
00079   }
00080   ENERGEST_OFF(ENERGEST_TYPE_SENSORS);
00081 }