113 lines
4.3 KiB
C
113 lines
4.3 KiB
C
/*
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* Copyright (c) 2016, Zolertia - http://www.zolertia.com
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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*
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. Neither the name of the copyright holder nor the names of its
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* contributors may be used to endorse or promote products derived
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* from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
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* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
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* COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
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* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
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* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
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* STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
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* OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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/*---------------------------------------------------------------------------*/
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/**
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* \addtogroup remote-examples
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* @{
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* \defgroup remote-iaq-test
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*
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* RE-Mote external IAQ test application
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* Example of iAQ-Core implementation and simple operation reading the value
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* of CO2, TVOC sensor and Status. The test checks for a each 5 minutes in
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* order to get the first true measurement as datasheet recomendation
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* (standard result of 0x82 is obtained in first time).
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* Then, once initialized, periodically each 5 seconds reads
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* the values of the IAQ sensor and shows in the screen, toggling the LED
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* red if CO2 was not initialized and LED green if the reading was succeed.
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*
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* @{
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* \file
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* RE-Mote implementation of external IAQ-CORE-C test application
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* \author
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* Aitor Mejias <amejias@zolertia.com>
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*/
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/*---------------------------------------------------------------------------*/
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#include "contiki.h"
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#include "iaq.h"
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#include "dev/i2c.h"
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#include "dev/leds.h"
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#include <stdio.h>
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#include <stdlib.h>
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/*---------------------------------------------------------------------------*/
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/* Standard warm up time iAQ Sensor */
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#define IAQ_INIT_WAIT 325L
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#define LOOP_PERIOD 5L
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#define LOOP_INTERVAL (CLOCK_SECOND * LOOP_PERIOD)
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/*---------------------------------------------------------------------------*/
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PROCESS(test_remote_iaq_process, "Test IAQ driver process");
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AUTOSTART_PROCESSES(&test_remote_iaq_process);
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/*---------------------------------------------------------------------------*/
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static struct etimer et;
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/*---------------------------------------------------------------------------*/
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PROCESS_THREAD(test_remote_iaq_process, ev, data)
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{
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static uint16_t count_delay = 0;
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static uint16_t status = 0;
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PROCESS_BEGIN();
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/* Configure IAQ and return structure with all parameters */
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SENSORS_ACTIVATE(iaq);
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while(1) {
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/* Wait a bit */
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etimer_set(&et, (LOOP_INTERVAL));
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PROCESS_WAIT_EVENT_UNTIL(etimer_expired(&et));
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status = iaq.status(IAQ_DRIVER_STATUS);
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if(status == IAQ_INIT_STATE) {
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count_delay += LOOP_PERIOD;
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leds_toggle(LEDS_RED);
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printf("Test-IAQ: Initializing Time-elapsed: %u seconds of aprox. %lu sec.\n",
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count_delay, IAQ_INIT_WAIT);
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} else if(status == IAQ_ACTIVE) {
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leds_off(LEDS_RED);
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leds_toggle(LEDS_GREEN);
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/* Get data from sensor: VOC, CO2 and internal status */
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printf("CO2 current value is: %d ppm\n", iaq.value(IAQ_VOC_VALUE));
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printf("TIAQ current value is: %d ppb\n", iaq.value(IAQ_CO2_VALUE));
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printf("Status is: 0x%0X\n", iaq.value(IAQ_STATUS));
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}
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else {
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printf("iAQ-Core Error: 0x%02X\n", status);
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}
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}
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PROCESS_END();
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}
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/*---------------------------------------------------------------------------*/
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/**
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* @}
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* @}
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*/
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