Contiki 2.6
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00001 /* 00002 * Copyright (c) 2010, 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 * @(#)$Id: temperature-sensor.c,v 1.1 2010/08/25 19:34:06 nifi Exp $ 00030 */ 00031 00032 /** 00033 * \file 00034 * Sensor driver for reading the built-in temperature sensor in the CPU. 00035 * \author 00036 * Adam Dunkels <adam@sics.se> 00037 * Joakim Eriksson <joakime@sics.se> 00038 * Niclas Finne <nfi@sics.se> 00039 */ 00040 00041 #include "dev/temperature-sensor.h" 00042 #include "dev/sky-sensors.h" 00043 #include "contiki.h" 00044 00045 #define INPUT_CHANNEL (1 << INCH_10) 00046 #define INPUT_REFERENCE SREF_1 00047 #define TEMPERATURE_MEM ADC12MEM10 00048 00049 const struct sensors_sensor temperature_sensor; 00050 00051 /*---------------------------------------------------------------------------*/ 00052 static int 00053 value(int type) 00054 { 00055 return TEMPERATURE_MEM; 00056 } 00057 /*---------------------------------------------------------------------------*/ 00058 static int 00059 configure(int type, int c) 00060 { 00061 return sky_sensors_configure(INPUT_CHANNEL, INPUT_REFERENCE, type, c); 00062 } 00063 /*---------------------------------------------------------------------------*/ 00064 static int 00065 status(int type) 00066 { 00067 return sky_sensors_status(INPUT_CHANNEL, type); 00068 } 00069 /*---------------------------------------------------------------------------*/ 00070 SENSORS_SENSOR(temperature_sensor, TEMPERATURE_SENSOR, 00071 value, configure, status);