nes-proj/examples/zolertia/z1/test-sht25.c

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/*
* Copyright (c) 2015, Zolertia <http://www.zolertia.com>
* 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.
*
* This file is part of the Contiki operating system.
*
*/
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/*---------------------------------------------------------------------------*/
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/**
* \file
* A quick program for testing the SHT25 temperature and humidity sensor
* \author
* Antonio Lignan <alinan@zolertia.com>
*/
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/*---------------------------------------------------------------------------*/
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#include <stdio.h>
#include "contiki.h"
#include "dev/sht25.h"
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/*---------------------------------------------------------------------------*/
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PROCESS(test_sht25_process, "SHT25 test");
AUTOSTART_PROCESSES(&test_sht25_process);
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/*---------------------------------------------------------------------------*/
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static struct etimer et;
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/*---------------------------------------------------------------------------*/
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PROCESS_THREAD(test_sht25_process, ev, data)
{
int16_t temperature, humidity;
PROCESS_BEGIN();
SENSORS_ACTIVATE(sht25);
while(1) {
etimer_set(&et, CLOCK_SECOND);
PROCESS_WAIT_EVENT_UNTIL(etimer_expired(&et));
temperature = sht25.value(SHT25_VAL_TEMP);
printf("Temperature %d.%d ºC\n", temperature / 100, temperature % 100);
humidity = sht25.value(SHT25_VAL_HUM);
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printf("Humidity %d.%d %%RH\n", humidity / 100, humidity % 100);
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}
PROCESS_END();
}
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/*---------------------------------------------------------------------------*/