Fri, 07 Apr 2023 14:31:17 +0200
The esp-idf-lib apds9930 component is now working. In nvsio stop logging not updated values. Store gain and aglbit values in nvs.
/* * Copyright (c) 2021 Ruslan V. Uss <unclerus@gmail.com> * * 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 copyright holder nor the names of itscontributors * may be used to endorse or promote products derived from this software without * specific prior written permission. * * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS 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 COPYRIGHT HOLDER 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. */ /** * @file bh1900nux.h * @defgroup bh1900nux bh1900nux * @{ * * ESP-IDF driver for BH1900NUX temperature sensor * * Copyright (c) 2021 Ruslan V. Uss <unclerus@gmail.com> * * BSD Licensed as described in the file LICENSE */ #ifndef __BH1900NUX_H__ #define __BH1900NUX_H__ #include <stdbool.h> #include <i2cdev.h> #include <esp_err.h> #define BH1900NUX_I2C_ADDR_BASE 0x48 //!< See full list in datasheet #ifdef __cplusplus extern "C" { #endif /** * Fault queue size */ typedef enum { BH1900NUX_FAULTS_1 = 0, //!< 1 fault to trigger ALERT pin BH1900NUX_FAULTS_2, //!< 2 faults to trigger ALERT pin BH1900NUX_FAULTS_4, //!< 4 faults to trigger ALERT pin BH1900NUX_FAULTS_6 //!< 6 faults to trigger ALERT pin } bh1900nux_fault_queue_t; /** * ALERT pin polarity */ typedef enum { BH1900NUX_ALERT_LOW = 0, //!< ALERT active low (default) BH1900NUX_ALERT_HIGH //!< ALERT active high } bh1900nux_alert_polarity_t; /** * Device operating mode */ typedef enum { BH1900NUX_MODE_CONTINUOUS = 0, //!< Continuous measurement mode (default) BH1900NUX_MODE_SHUTDOWN //!< Shutdown mode } bh1900nux_mode_t; /** * Delay between measurements in continuous mode */ typedef enum { BH1900NUX_WT_0 = 0, //!< 186240 * 16 / 450000 ~ 6.622s (Fosc = 450kHz) BH1900NUX_WT_1, //!< 186240 * 4 / 450000 ~ 1.655s (Fosc = 450kHz) BH1900NUX_WT_2, //!< 186240 / 450000 ~ 0.414s (Fosc = 450kHz) BH1900NUX_WT_3, //!< 93120 / 450000 ~ 0.207s (Fosc = 450kHz) } bh1900nux_wait_time_t; /** * Device descriptor */ typedef struct { i2c_dev_t i2c_dev; bh1900nux_mode_t mode; } bh1900nux_t; /** * @brief Initialize device descriptor * * @param dev Device descriptor * @param port I2C port number * @param addr I2C address * @param sda_gpio SDA GPIO * @param scl_gpio SCL GPIO * @return `ESP_OK` on success */ esp_err_t bh1900nux_init_desc(bh1900nux_t *dev, uint8_t addr, i2c_port_t port, gpio_num_t sda_gpio, gpio_num_t scl_gpio); /** * @brief Free device descriptor * * @param dev Device descriptor * @return `ESP_OK` on success */ esp_err_t bh1900nux_free_desc(bh1900nux_t *dev); /** * @brief Software reset * * @param dev Device descriptor * @return `ESP_OK` on success */ esp_err_t bh1900nux_reset(bh1900nux_t *dev); /** * @brief Set device operating mode * * @param dev Device descriptor * @param mode Operating mode * @return `ESP_OK` on success */ esp_err_t bh1900nux_set_mode(bh1900nux_t *dev, bh1900nux_mode_t mode); /** * @brief Read current device config * * @param dev Device descriptor * @param[out] wt Delay between measurements * @param[out] fq Fault queue size * @param[out] ap ALERT pin polarity * @return `ESP_OK` on success */ esp_err_t bh1900nux_get_config(bh1900nux_t *dev, bh1900nux_wait_time_t *wt, bh1900nux_fault_queue_t *fq, bh1900nux_alert_polarity_t *ap); /** * @brief Configure device * * @param dev Device descriptor * @param wt Delay between measurements * @param fq Fault queue size * @param ap ALERT pin polarity * @return `ESP_OK` on success */ esp_err_t bh1900nux_set_config(bh1900nux_t *dev, bh1900nux_wait_time_t wt, bh1900nux_fault_queue_t fq, bh1900nux_alert_polarity_t ap); /** * @brief Made a single-shot measurement * * Works only when device is in shutdown mode. * * @param dev Device descriptor * @param[out] temp Temperature, deg.C * @return `ESP_OK` on success */ esp_err_t bh1900nux_one_shot(bh1900nux_t *dev, float *temp); /** * @brief Read temperature register * * @param dev Device descriptor * @param[out] temp Temperature, deg.C * @return `ESP_OK` on success */ esp_err_t bh1900nux_get_temperature(bh1900nux_t *dev, float *temp); /** * @brief Read lower temperature limit register * * @param dev Device descriptor * @param[out] temp Temperature, deg.C * @return `ESP_OK` on success */ esp_err_t bh1900nux_get_t_low(bh1900nux_t *dev, float *temp); /** * @brief Write lower temperature limit register * * @param dev Device descriptor * @param temp Temperature, deg.C * @return `ESP_OK` on success */ esp_err_t bh1900nux_set_t_low(bh1900nux_t *dev, float temp); /** * @brief Read higher temperature limit register * * @param dev Device descriptor * @param[out] temp Temperature, deg.C * @return `ESP_OK` on success */ esp_err_t bh1900nux_get_t_high(bh1900nux_t *dev, float *temp); /** * @brief Write higher temperature limit register * * @param dev Device descriptor * @param temp Temperature, deg.C * @return `ESP_OK` on success */ esp_err_t bh1900nux_set_t_high(bh1900nux_t *dev, float temp); #ifdef __cplusplus } #endif /**@}*/ #endif /* __BH1900NUX_H__ */