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86 lines
2.3 KiB
C
86 lines
2.3 KiB
C
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/*
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* Copyright (C) 2020 Puhang Ding
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* 2020 Nishchay Agrawal
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*
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* This file is subject to the terms and conditions of the GNU Lesser
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* General Public License v2.1. See the file LICENSE in the top level
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* directory for more details.
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*/
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/**
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* @ingroup sys_auto_init_saul
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* @{
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*
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* @file
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* @brief Auto initialization of SCD30 driver.
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*
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* @author Puhang Ding <czarsir@gmail.com>
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* @author Nishchay Agrawal <f2016088@pilani.bits-pilani.ac.in>
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*
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* @}
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*/
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#include "saul_reg.h"
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#include "log.h"
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#include "scd30.h"
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#include "scd30_params.h"
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#include "scd30_internal.h"
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/**
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* @brief Allocation of memory for device descriptors
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*/
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static scd30_t scd30_devs[SCD30_NUMOF];
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/**
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* @brief Reference the driver structs.
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* @{
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*/
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extern const saul_driver_t scd30_co2_saul_driver;
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extern const saul_driver_t scd30_temp_saul_driver;
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extern const saul_driver_t scd30_hum_saul_driver;
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/** @} */
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/**
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* @brief Memory for the SAUL registry entries
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*/
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#define SENSORS_NUMOF 3
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static saul_reg_t saul_entries[SCD30_NUMOF * SENSORS_NUMOF];
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void auto_init_scd30(void)
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{
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size_t sensor_no = 0;
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for (size_t i = 0; i < SCD30_NUMOF; i++) {
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int res = scd30_init(&scd30_devs[i], &scd30_params[i]);
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if (res < 0) {
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LOG_ERROR("[auto_init_saul] error initializing SCD30 #%u\n", i);
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continue;
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}
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/*** CO2 concentration ***/
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saul_entries[sensor_no].dev = &scd30_devs[i];
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saul_entries[sensor_no].name = scd30_saul_info[i].name;
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saul_entries[sensor_no].driver = &scd30_co2_saul_driver;
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saul_reg_add(&saul_entries[sensor_no]);
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sensor_no++;
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/*** Temperature ***/
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saul_entries[sensor_no].dev = &scd30_devs[i];
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saul_entries[sensor_no].name = scd30_saul_info[i].name;
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saul_entries[sensor_no].driver = &scd30_temp_saul_driver;
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saul_reg_add(&saul_entries[sensor_no]);
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sensor_no++;
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/*** Relative Humidity ***/
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saul_entries[sensor_no].dev = &scd30_devs[i];
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saul_entries[sensor_no].name = scd30_saul_info[i].name;
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saul_entries[sensor_no].driver = &scd30_hum_saul_driver;
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saul_reg_add(&saul_entries[sensor_no]);
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sensor_no++;
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scd30_set_param(&scd30_devs[i], SCD30_START, SCD30_DEF_PRESSURE);
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}
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}
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