bmp3_defs.h

/**
 * Copyright (C) 2017 - 2018 Bosch Sensortec GmbH
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are met:
 *
 * Redistributions of source code must retain the above copyright
 * notice, this list of conditions and the following disclaimer.
 *
 * 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.
 *
 * Neither the name of the copyright holder nor the names of the
 * contributors 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 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
 *
 * The information provided is believed to be accurate and reliable.
 * The copyright holder assumes no responsibility
 * for the consequences of use
 * of such information nor for any infringement of patents or
 * other rights of third parties which may result from its use.
 * No license is granted by implication or otherwise under any patent or
 * patent rights of the copyright holder.
 *
 * @file  bmp3_defs.h
 * @date  05 Apr 2018
 * @version 1.1.0
 * @brief
 *
 */

/*! @file bmp3_defs.h
    @brief Sensor driver for BMP3 sensor */
/*!
 * @defgroup BMP3 SENSOR API
 * @brief
 * @{*/
#ifndef BMP3_DEFS_H_
#define BMP3_DEFS_H_

/*! CPP guard */
#ifdef __cplusplus
extern "C"
{
#endif

/********************************************************/
/* header includes */
#ifdef __KERNEL__
#include <linux/types.h>
#include <linux/kernel.h>
#else
#include <stdint.h>
#include <stddef.h>
#endif

/*************************** Common macros   *****************************/

/**@}*/

/**\name C standard macros */
#ifndef NULL
#ifdef __cplusplus
#define NULL   0
#else
#define NULL   ((void *) 0)
#endif
#endif

#ifndef TRUE
#define TRUE                 (1)
#endif

#ifndef FALSE
#define FALSE                (0)
#endif

/********************************************************/
/**\name Macro definitions */

/**\name I2C addresses */
#define BMP3_I2C_ADDR_PRIM   (0x76)
#define BMP3_I2C_ADDR_SEC   (0x77)

/**\name BMP3 chip identifier */
#define BMP3_CHIP_ID   (0x50)
/**\name BMP3 pressure settling time (micro secs)*/
#define BMP3_PRESS_SETTLE_TIME   (392)
/**\name BMP3 temperature settling time (micro secs) */
#define BMP3_TEMP_SETTLE_TIME     (313)
/**\name BMP3 adc conversion time (micro secs) */
#define BMP3_ADC_CONV_TIME     (2000)

/**\name Register Address */
#define BMP3_CHIP_ID_ADDR     (0x00)
#define BMP3_ERR_REG_ADDR     (0x02)
#define BMP3_SENS_STATUS_REG_ADDR   (0x03)
#define BMP3_DATA_ADDR     (0x04)
#define BMP3_EVENT_ADDR     (0x10)
#define BMP3_INT_STATUS_REG_ADDR   (0x11)
#define BMP3_FIFO_LENGTH_ADDR     (0x12)
#define BMP3_FIFO_DATA_ADDR     (0x14)
#define BMP3_FIFO_WM_ADDR     (0x15)
#define BMP3_FIFO_CONFIG_1_ADDR   (0x17)
#define BMP3_FIFO_CONFIG_2_ADDR   (0x18)
#define BMP3_INT_CTRL_ADDR     (0x19)
#define BMP3_IF_CONF_ADDR     (0x1A)
#define BMP3_PWR_CTRL_ADDR     (0x1B)
#define BMP3_OSR_ADDR       (0X1C)
#define BMP3_CALIB_DATA_ADDR     (0x31)
#define BMP3_CMD_ADDR       (0x7E)

/**\name Error status macros */
#define BMP3_FATAL_ERR   (0x01)
#define BMP3_CMD_ERR     (0x02)
#define BMP3_CONF_ERR     (0x04)

/**\name Status macros */
#define BMP3_CMD_RDY     (0x10)
#define BMP3_DRDY_PRESS   (0x20)
#define BMP3_DRDY_TEMP   (0x40)

/**\name Power mode macros */
#define BMP3_SLEEP_MODE     (0x00)
#define BMP3_FORCED_MODE     (0x01)
#define BMP3_NORMAL_MODE     (0x03)

/**\name FIFO related macros */
/**\name FIFO enable  */
#define BMP3_ENABLE       (0x01)
#define BMP3_DISABLE       (0x00)

/**\name Interrupt pin configuration macros */
/**\name Open drain */
#define BMP3_INT_PIN_OPEN_DRAIN     (0x01)
#define BMP3_INT_PIN_PUSH_PULL     (0x00)

/**\name Level */
#define BMP3_INT_PIN_ACTIVE_HIGH     (0x01)
#define BMP3_INT_PIN_ACTIVE_LOW     (0x00)

/**\name Latch */
#define BMP3_INT_PIN_LATCH       (0x01)
#define BMP3_INT_PIN_NON_LATCH     (0x00)

/**\name Advance settings  */
/**\name I2c watch dog timer period selection */
#define BMP3_I2C_WDT_SHORT_1_25_MS     (0x00)
#define BMP3_I2C_WDT_LONG_40_MS     (0x01)

/**\name FIFO Sub-sampling macros */
#define BMP3_FIFO_NO_SUBSAMPLING     (0x00)
#define BMP3_FIFO_SUBSAMPLING_2X     (0x01)
#define BMP3_FIFO_SUBSAMPLING_4X     (0x02)
#define BMP3_FIFO_SUBSAMPLING_8X     (0x03)
#define BMP3_FIFO_SUBSAMPLING_16X     (0x04)
#define BMP3_FIFO_SUBSAMPLING_32X     (0x05)
#define BMP3_FIFO_SUBSAMPLING_64X     (0x06)
#define BMP3_FIFO_SUBSAMPLING_128X     (0x07)

/**\name Over sampling macros */
#define BMP3_NO_OVERSAMPLING     (0x00)
#define BMP3_OVERSAMPLING_2X     (0x01)
#define BMP3_OVERSAMPLING_4X     (0x02)
#define BMP3_OVERSAMPLING_8X     (0x03)
#define BMP3_OVERSAMPLING_16X     (0x04)
#define BMP3_OVERSAMPLING_32X     (0x05)

/**\name Filter setting macros */
#define BMP3_IIR_FILTER_DISABLE     (0x00)
#define BMP3_IIR_FILTER_COEFF_1     (0x01)
#define BMP3_IIR_FILTER_COEFF_3     (0x02)
#define BMP3_IIR_FILTER_COEFF_7     (0x03)
#define BMP3_IIR_FILTER_COEFF_15     (0x04)
#define BMP3_IIR_FILTER_COEFF_31     (0x05)
#define BMP3_IIR_FILTER_COEFF_63     (0x06)
#define BMP3_IIR_FILTER_COEFF_127     (0x07)

/**\name Odr setting macros */
#define BMP3_ODR_200_HZ     (0x00)
#define BMP3_ODR_100_HZ     (0x01)
#define BMP3_ODR_50_HZ     (0x02)
#define BMP3_ODR_25_HZ     (0x03)
#define BMP3_ODR_12_5_HZ     (0x04)
#define BMP3_ODR_6_25_HZ     (0x05)
#define BMP3_ODR_3_1_HZ     (0x06)
#define BMP3_ODR_1_5_HZ     (0x07)
#define BMP3_ODR_0_78_HZ     (0x08)
#define BMP3_ODR_0_39_HZ     (0x09)
#define BMP3_ODR_0_2_HZ     (0x0A)
#define BMP3_ODR_0_1_HZ     (0x0B)
#define BMP3_ODR_0_05_HZ     (0x0C)
#define BMP3_ODR_0_02_HZ     (0x0D)
#define BMP3_ODR_0_01_HZ     (0x0E)
#define BMP3_ODR_0_006_HZ     (0x0F)
#define BMP3_ODR_0_003_HZ     (0x10)
#define BMP3_ODR_0_001_HZ     (0x11)

/**\name API success code */
#define BMP3_OK         (0)
/**\name API error codes */
#define BMP3_E_NULL_PTR       (-1)
#define BMP3_E_DEV_NOT_FOUND       (-2)
#define BMP3_E_INVALID_ODR_OSR_SETTINGS   (-3)
#define BMP3_E_CMD_EXEC_FAILED     (-4)
#define BMP3_E_CONFIGURATION_ERR     (-5)
#define BMP3_E_INVALID_LEN       (-6)
#define BMP3_E_COMM_FAIL       (-7)
#define BMP3_E_FIFO_WATERMARK_NOT_REACHED   (-8)

/**\name API warning codes */
#define BMP3_W_SENSOR_NOT_ENABLED     (1)
#define BMP3_W_INVALID_FIFO_REQ_FRAME_CNT   (2)

/**\name Macros to select the which sensor settings are to be set by the user.
   These values are internal for API implementation. Don't relate this to
   data sheet. */
#define  BMP3_PRESS_EN_SEL         (1 << 1)
#define BMP3_TEMP_EN_SEL         (1 << 2)
#define BMP3_DRDY_EN_SEL         (1 << 3)
#define BMP3_PRESS_OS_SEL         (1 << 4)
#define BMP3_TEMP_OS_SEL         (1 << 5)
#define BMP3_IIR_FILTER_SEL         (1 << 6)
#define BMP3_ODR_SEL           (1 << 7)
#define BMP3_OUTPUT_MODE_SEL         (1 << 8)
#define BMP3_LEVEL_SEL         (1 << 9)
#define BMP3_LATCH_SEL         (1 << 10)
#define BMP3_I2C_WDT_EN_SEL         (1 << 11)
#define BMP3_I2C_WDT_SEL_SEL         (1 << 12)
#define BMP3_ALL_SETTINGS         (0x7FF)

/**\name Macros to select the which FIFO settings are to be set by the user
   These values are internal for API implementation. Don't relate this to
   data sheet.*/
#define BMP3_FIFO_MODE_SEL       (1 << 1)
#define BMP3_FIFO_STOP_ON_FULL_EN_SEL     (1 << 2)
#define BMP3_FIFO_TIME_EN_SEL       (1 << 3)
#define BMP3_FIFO_PRESS_EN_SEL     (1 << 4)
#define BMP3_FIFO_TEMP_EN_SEL       (1 << 5)
#define BMP3_FIFO_DOWN_SAMPLING_SEL     (1 << 6)
#define BMP3_FIFO_FILTER_EN_SEL     (1 << 7)
#define BMP3_FIFO_FWTM_EN_SEL       (1 << 8)
#define BMP3_FIFO_FULL_EN_SEL       (1 << 9)
#define BMP3_FIFO_ALL_SETTINGS     (0x3FF)

/**\name Sensor component selection macros
   These values are internal for API implementation. Don't relate this to
   data sheet.*/
#define BMP3_PRESS         (1)
#define BMP3_TEMP          (1 << 1)
#define BMP3_ALL           (0x03)

/**\name Macros for bit masking */
#define BMP3_ERR_FATAL_MSK     (0x01)

#define BMP3_ERR_CMD_MSK     (0x02)
#define BMP3_ERR_CMD_POS     (0x01)

#define BMP3_ERR_CONF_MSK     (0x04)
#define BMP3_ERR_CONF_POS     (0x02)

#define BMP3_STATUS_CMD_RDY_MSK   (0x10)
#define BMP3_STATUS_CMD_RDY_POS   (0x04)

#define BMP3_STATUS_DRDY_PRESS_MSK   (0x20)
#define BMP3_STATUS_DRDY_PRESS_POS   (0x05)

#define BMP3_STATUS_DRDY_TEMP_MSK   (0x40)
#define BMP3_STATUS_DRDY_TEMP_POS   (0x06)

#define BMP3_OP_MODE_MSK     (0x30)
#define BMP3_OP_MODE_POS     (0x04)

#define BMP3_PRESS_EN_MSK     (0x01)

#define BMP3_TEMP_EN_MSK     (0x02)
#define BMP3_TEMP_EN_POS     (0x01)

#define BMP3_IIR_FILTER_MSK     (0x0E)
#define BMP3_IIR_FILTER_POS     (0x01)

#define BMP3_ODR_MSK       (0x1F)

#define BMP3_PRESS_OS_MSK     (0x07)

#define BMP3_TEMP_OS_MSK     (0x38)
#define BMP3_TEMP_OS_POS     (0x03)

#define BMP3_FIFO_MODE_MSK     (0x01)

#define BMP3_FIFO_STOP_ON_FULL_MSK   (0x02)
#define BMP3_FIFO_STOP_ON_FULL_POS   (0x01)

#define BMP3_FIFO_TIME_EN_MSK     (0x04)
#define BMP3_FIFO_TIME_EN_POS     (0x02)

#define BMP3_FIFO_PRESS_EN_MSK   (0x08)
#define BMP3_FIFO_PRESS_EN_POS   (0x03)

#define BMP3_FIFO_TEMP_EN_MSK     (0x10)
#define BMP3_FIFO_TEMP_EN_POS     (0x04)

#define BMP3_FIFO_FILTER_EN_MSK   (0x18)
#define BMP3_FIFO_FILTER_EN_POS   (0x03)

#define BMP3_FIFO_DOWN_SAMPLING_MSK   (0x07)

#define BMP3_FIFO_FWTM_EN_MSK     (0x08)
#define BMP3_FIFO_FWTM_EN_POS     (0x03)

#define BMP3_FIFO_FULL_EN_MSK     (0x10)
#define BMP3_FIFO_FULL_EN_POS     (0x04)

#define BMP3_INT_OUTPUT_MODE_MSK   (0x01)

#define BMP3_INT_LEVEL_MSK     (0x02)
#define BMP3_INT_LEVEL_POS     (0x01)

#define BMP3_INT_LATCH_MSK     (0x04)
#define BMP3_INT_LATCH_POS     (0x02)

#define BMP3_INT_DRDY_EN_MSK     (0x40)
#define BMP3_INT_DRDY_EN_POS     (0x06)

#define BMP3_I2C_WDT_EN_MSK     (0x02)
#define BMP3_I2C_WDT_EN_POS     (0x01)

#define BMP3_I2C_WDT_SEL_MSK     (0x04)
#define BMP3_I2C_WDT_SEL_POS     (0x02)

#define BMP3_INT_STATUS_FWTM_MSK   (0x01)

#define BMP3_INT_STATUS_FFULL_MSK   (0x02)
#define BMP3_INT_STATUS_FFULL_POS   (0x01)

#define BMP3_INT_STATUS_DRDY_MSK   (0x08)
#define BMP3_INT_STATUS_DRDY_POS   (0x03)

#define BMP3_INT_STATUS_OFF (0x00)
#define BMP3_INT_STATUS_ON (0x01)
/*! Power control settings */
#define POWER_CNTL       (0x0006)

/**\name  UTILITY MACROS  */
#define  BMP3_SET_LOW_BYTE       (0x00FF)
#define  BMP3_SET_HIGH_BYTE       (0xFF00)

/**\name Macro to combine two 8 bit data's to form a 16 bit data */
#define BMP3_CONCAT_BYTES(msb, lsb)     (((uint16_t)msb << 8) | (uint16_t)lsb)

#define BMP3_SET(data,stat)((data##_MSK>>data##_POS)&stat)

#define BMP3_SET_BITS(reg_data, bitname, data) \
        ((reg_data & ~(bitname##_MSK)) | \
        ((data << bitname##_POS) & bitname##_MSK))
/* Macro variant to handle the bitname position if it is zero */
#define BMP3_SET_BITS_POS_0(reg_data, bitname, data) \
        ((reg_data & ~(bitname##_MSK)) | \
        (data & bitname##_MSK))

#define BMP3_GET_BITS(reg_data, bitname)  ((reg_data & (bitname##_MSK)) >> \
              (bitname##_POS))
/* Macro variant to handle the bitname position if it is zero */
#define BMP3_GET_BITS_POS_0(reg_data, bitname)  (reg_data & (bitname##_MSK))

#define BMP3_GET_LSB(var)  (uint8_t)(var & BMP3_SET_LOW_BYTE)
#define BMP3_GET_MSB(var)  (uint8_t)((var & BMP3_SET_HIGH_BYTE) >> 8)

/**\name Macros related to size */
#define BMP3_CALIB_DATA_LEN     (21)
#define BMP3_P_AND_T_HEADER_DATA_LEN   (7)
#define BMP3_P_OR_T_HEADER_DATA_LEN   (4)
#define BMP3_P_T_DATA_LEN     (6)
#define BMP3_GEN_SETT_LEN     (7)
#define BMP3_P_DATA_LEN     (3)
#define BMP3_T_DATA_LEN     (3)
#define BMP3_SENSOR_TIME_LEN     (3)
#define BMP3_FIFO_MAX_FRAMES     (73)

/********************************************************/

/*!
 * @brief Interface selection Enums
 */
enum bmp3_intf {
  /*! SPI interface */
  BMP3_SPI_INTF,
  /*! I2C interface */
  BMP3_I2C_INTF
};

/********************************************************/
/*!
 * @brief Type definitions
 */
typedef int8_t (*bmp3_com_fptr_t)(uint8_t dev_id, uint8_t reg_addr,
    uint8_t *data, uint16_t len);

typedef void (*bmp3_delay_fptr_t)(uint32_t period);

/********************************************************/
/*!
 * @brief Register Trim Variables
 */
struct bmp3_reg_calib_data {
 /**
 * @ Trim Variables
 */
/**@{*/
  uint16_t par_t1;
  uint16_t par_t2;
  int8_t par_t3;
  int16_t par_p1;
  int16_t par_p2;
  int8_t par_p3;
  int8_t par_p4;
  uint16_t par_p5;
  uint16_t par_p6;
  int8_t par_p7;
  int8_t par_p8;
  int16_t par_p9;
  int8_t par_p10;
  int8_t par_p11;
  int64_t t_lin;
/**@}*/
};

/*!
 * @brief bmp3 advance settings
 */
struct bmp3_adv_settings {
  /*! i2c watch dog enable */
  uint8_t i2c_wdt_en;
  /*! i2c watch dog select */
  uint8_t i2c_wdt_sel;
};

/*!
 * @brief bmp3 odr and filter settings
 */
struct bmp3_odr_filter_settings {
  /*! Pressure oversampling */
  uint8_t press_os;
  /*! Temperature oversampling */
  uint8_t temp_os;
  /*! IIR filter */
  uint8_t iir_filter;
  /*! Output data rate */
  uint8_t odr;
};

/*!
 * @brief bmp3 sensor status flags
 */
struct bmp3_sens_status {
  /*! Command ready status */
  uint8_t cmd_rdy;
  /*! Data ready for pressure */
  uint8_t drdy_press;
  /*! Data ready for temperature */
  uint8_t drdy_temp;
};

/*!
 * @brief bmp3 interrupt status flags
 */
struct bmp3_int_status {
  /*! fifo watermark interrupt */
  uint8_t fifo_wm;
  /*! fifo full interrupt */
  uint8_t fifo_full;
  /*! data ready interrupt */
  uint8_t drdy;
};

/*!
 * @brief bmp3 error status flags
 */
struct bmp3_err_status {
  /*! fatal error */
  uint8_t fatal;
  /*! command error */
  uint8_t cmd;
  /*! configuration error */
  uint8_t conf;
};

/*!
 * @brief bmp3 status flags
 */
struct bmp3_status {
  /*! Interrupt status */
  struct bmp3_int_status intr;
  /*! Sensor status */
  struct bmp3_sens_status sensor;
  /*! Error status */
  struct bmp3_err_status err;
  /*! power on reset status */
  uint8_t pwr_on_rst;
};


/*!
 * @brief bmp3 interrupt pin settings
 */
struct bmp3_int_ctrl_settings {
  /*! Output mode */
  uint8_t output_mode;
  /*! Active high/low */
  uint8_t level;
  /*! Latched or Non-latched */
  uint8_t latch;
  /*! Data ready interrupt */
  uint8_t drdy_en;
};

/*!
 * @brief bmp3 device settings
 */
struct bmp3_settings {
  /*! Power mode which user wants to set */
  uint8_t op_mode;
  /*! Enable/Disable pressure sensor */
  uint8_t press_en;
  /*! Enable/Disable temperature sensor */
  uint8_t temp_en;
  /*! ODR and filter configuration */
  struct bmp3_odr_filter_settings odr_filter;
  /*! Interrupt configuration */
  struct bmp3_int_ctrl_settings int_settings;
  /*! Advance settings */
  struct bmp3_adv_settings adv_settings;
};

/*!
 * @brief bmp3 fifo frame
 */
struct bmp3_fifo_data {
  /*! Data buffer of user defined length is to be mapped here
      512 + 4 */
  uint8_t buffer[516];
  /*! Number of bytes of data read from the fifo */
  uint16_t byte_count;
  /*! Number of frames to be read as specified by the user */
  uint8_t req_frames;
  /*! Will be equal to length when no more frames are there to parse */
  uint16_t start_idx;
  /*! Will contain the no of parsed data frames from fifo */
  uint8_t parsed_frames;
  /*! Configuration error */
  uint8_t config_err;
  /*! Sensor time */
  uint32_t sensor_time;
  /*! FIFO input configuration change */
  uint8_t config_change;
  /*! All available frames are parsed */
  uint8_t frame_not_available;
};

/*!
 * @brief bmp3 fifo configuration
 */
struct bmp3_fifo_settings {
  /*! enable/disable */
  uint8_t mode;
  /*! stop on full enable/disable */
  uint8_t stop_on_full_en;
  /*! time enable/disable */
  uint8_t time_en;
  /*! pressure enable/disable */
  uint8_t press_en;
  /*! temperature enable/disable */
  uint8_t temp_en;
  /*! down sampling rate */
  uint8_t down_sampling;
  /*! filter enable/disable */
  uint8_t filter_en;
  /*! FIFO watermark enable/disable */
  uint8_t fwtm_en;
  /*! FIFO full enable/disable */
  uint8_t ffull_en;
};

/*!
 * @brief bmp3 bmp3 FIFO
 */
struct bmp3_fifo {
  /*! FIFO frame structure */
  struct bmp3_fifo_data data;
  /*! FIFO config structure */
  struct bmp3_fifo_settings settings;
};

/*!
 * @brief Quantized Trim Variables
 */
struct bmp3_quantized_calib_data {
 /**
 * @ Quantized Trim Variables
 */
/**@{*/
  double par_t1;
  double par_t2;
  double par_t3;
  double par_p1;
  double par_p2;
  double par_p3;
  double par_p4;
  double par_p5;
  double par_p6;
  double par_p7;
  double par_p8;
  double par_p9;
  double par_p10;
  double par_p11;
  double t_lin;
/**@}*/
};

/*!
 * @brief Calibration data
 */
struct bmp3_calib_data {
  /*! Quantized data */
  struct bmp3_quantized_calib_data quantized_calib_data;
  /*! Register data */
  struct bmp3_reg_calib_data reg_calib_data;
};

/*!
 * @brief bmp3 sensor structure which comprises of temperature and pressure
 * data.
 */
struct bmp3_data {
  /*! Compensated temperature */
  double temperature;
  /*! Compensated pressure */
  double pressure;
};

/*!
 * @brief bmp3 sensor structure which comprises of uncompensated temperature
 * and pressure data.
 */
struct bmp3_uncomp_data {
  /*! un-compensated pressure */
  uint32_t pressure;
  /*! un-compensated temperature */
  uint32_t temperature;
};

/*!
 * @brief bmp3 device structure
 */
struct bmp3_dev {
  uint8_t chip_id;
  uint8_t dev_id;
  enum bmp3_intf intf;
  uint8_t dummy_byte;
  uint8_t dev_en;
  bmp3_com_fptr_t read;
  bmp3_com_fptr_t write;
  bmp3_delay_fptr_t delay_ms;
  struct bmp3_calib_data calib_data;
  struct bmp3_settings settings;
  struct bmp3_status status;
  struct bmp3_fifo *fifo;
};

#ifdef __cplusplus
}
#endif /* End of CPP guard */

#endif /* BMP3_DEFS_H_ */
/** @}*/
/** @}*/