Contiki 2.6

esb-sensors.c

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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: esb-sensors.c,v 1.3 2010/01/14 17:39:35 nifi Exp $
00032  */
00033 
00034 /**
00035  * \file
00036  *         Functions for turning the ESB sensors on or off
00037  * \author
00038  *         Adam Dunkels <adam@sics.se>
00039  *
00040  * This file will eventually be changed into a better API. This is
00041  * sufficient for now.
00042  */
00043 
00044 #include "dev/hwconf.h"
00045 #include "dev/irq.h"
00046 #include "sys/energest.h"
00047 
00048 HWCONF_PIN(SENSORSWITCH, 5, 5);
00049 
00050 /*---------------------------------------------------------------------------*/
00051 void
00052 esb_sensors_init(void)
00053 {
00054   SENSORSWITCH_SELECT();
00055   SENSORSWITCH_MAKE_OUTPUT();
00056 
00057   irq_init();
00058 }
00059 /*---------------------------------------------------------------------------*/
00060 void
00061 esb_sensors_on(void)
00062 {
00063   SENSORSWITCH_CLEAR();
00064   ENERGEST_ON(ENERGEST_TYPE_SENSORS);
00065 }
00066 /*---------------------------------------------------------------------------*/
00067 void
00068 esb_sensors_off(void)
00069 {
00070   SENSORSWITCH_SET();
00071   ENERGEST_OFF(ENERGEST_TYPE_SENSORS);
00072 }
00073 /*---------------------------------------------------------------------------*/