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131 lines
4.0 KiB
C
131 lines
4.0 KiB
C
/*
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* Copyright (c) 2017, Peter Sjodin, KTH Royal Institute of Technology
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* All rights reserved.
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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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* 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 Institute nor the names of its contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR 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, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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* This file is part of the Contiki operating system.
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*
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* Author : Peter Sjodin, KTH Royal Institute of Technology
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* Created : 2017-04-21
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*/
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#include <stdlib.h>
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#include "contiki.h"
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#include "lib/sensors.h"
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#include "pms5003.h"
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#include "pms5003-sensor.h"
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const struct sensors_sensor pms5003_sensor;
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enum {
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ON, OFF
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};
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static uint8_t state = OFF;
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/*---------------------------------------------------------------------------*/
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PROCESS(pms5003_sensor_process, "PMS5003 sensor process");
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/*---------------------------------------------------------------------------*/
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static int
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value(int type)
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{
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switch(type) {
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case PMS5003_SENSOR_PM1:
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return pms5003_pm1();
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case PMS5003_SENSOR_PM2_5:
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return pms5003_pm2_5();
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case PMS5003_SENSOR_PM10:
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return pms5003_pm10();
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case PMS5003_SENSOR_PM1_ATM:
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return pms5003_pm1_atm();
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case PMS5003_SENSOR_PM2_5_ATM:
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return pms5003_pm2_5_atm();
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case PMS5003_SENSOR_PM10_ATM:
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return pms5003_pm10_atm();
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case PMS5003_SENSOR_DB0_3:
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return pms5003_db0_3();
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case PMS5003_SENSOR_DB0_5:
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return pms5003_db0_5();
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case PMS5003_SENSOR_DB1:
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return pms5003_db1();
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case PMS5003_SENSOR_DB2_5:
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return pms5003_db2_5();
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case PMS5003_SENSOR_DB5:
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return pms5003_db5();
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case PMS5003_SENSOR_DB10:
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return pms5003_db10();
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case PMS5003_SENSOR_TIMESTAMP:
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return pms5003_timestamp();
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}
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return 0;
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}
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/*---------------------------------------------------------------------------*/
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static int
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status(int type)
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{
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switch(type) {
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case SENSORS_ACTIVE:
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case SENSORS_READY:
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return state == ON;
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}
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return 0;
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}
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/*---------------------------------------------------------------------------*/
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static int
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configure(int type, int c)
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{
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switch(type) {
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case SENSORS_ACTIVE:
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if(c) {
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if(!status(SENSORS_ACTIVE)) {
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pms5003_init();
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process_start(&pms5003_sensor_process, NULL);
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state = ON;
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}
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} else {
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pms5003_off();
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state = OFF;
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}
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}
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return 0;
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}
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/*---------------------------------------------------------------------------*/
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SENSORS_SENSOR(pms5003_sensor, "pms5003",
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value, configure, status);
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/*---------------------------------------------------------------------------*/
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PROCESS_THREAD(pms5003_sensor_process, ev, data)
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{
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PROCESS_BEGIN();
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while(1) {
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do {
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PROCESS_WAIT_EVENT();
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} while(ev != pms5003_event);
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sensors_changed(&pms5003_sensor);
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}
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PROCESS_END();
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}
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