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78 lines
2.0 KiB
C
78 lines
2.0 KiB
C
/*
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* Copyright (C) 2018 Gunar Schorcht
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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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* @brief Auto initialization of Sensirion SHT30/SHT31/SHT35 device driver
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* @author Gunar Schorcht <gunar@schorcht.net>
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* @file
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*/
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#include "assert.h"
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#include "log.h"
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#include "saul_reg.h"
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#include "sht3x.h"
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#include "sht3x_params.h"
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/**
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* @brief Define the number of configured sensors
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*/
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#define SHT3X_NUM ARRAY_SIZE(sht3x_params)
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/**
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* @brief Allocation of memory for device descriptors
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*/
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sht3x_dev_t sht3x_devs[SHT3X_NUM];
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/**
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* @brief Memory for the SAUL registry entries
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*/
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static saul_reg_t saul_entries[SHT3X_NUM * 2];
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/**
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* @brief Define the number of saul info
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*/
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#define SHT3X_INFO_NUM ARRAY_SIZE(sht3x_saul_info)
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/**
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* @name Reference the driver structs.
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* @{
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*/
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extern const saul_driver_t sht3x_saul_driver_temperature;
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extern const saul_driver_t sht3x_saul_driver_humidity;
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/** @} */
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void auto_init_sht3x(void)
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{
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assert(SHT3X_INFO_NUM == SHT3X_NUM);
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for (unsigned i = 0; i < SHT3X_NUM; i++) {
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LOG_DEBUG("[auto_init_saul] initializing sht3x #%u\n", i);
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if (sht3x_init(&sht3x_devs[i],
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&sht3x_params[i]) != SHT3X_OK) {
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LOG_ERROR("[auto_init_saul] error initializing sht3x #%u\n", i);
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continue;
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}
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/* temperature */
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saul_entries[(i * 2)].dev = &(sht3x_devs[i]);
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saul_entries[(i * 2)].name = sht3x_saul_info[i].name;
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saul_entries[(i * 2)].driver = &sht3x_saul_driver_temperature;
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/* relative humidity */
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saul_entries[(i * 2) + 1].dev = &(sht3x_devs[i]);
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saul_entries[(i * 2) + 1].name = sht3x_saul_info[i].name;
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saul_entries[(i * 2) + 1].driver = &sht3x_saul_driver_humidity;
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/* register to saul */
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saul_reg_add(&(saul_entries[(i * 2)]));
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saul_reg_add(&(saul_entries[(i * 2) + 1]));
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}
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}
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