simon e5db0b21c7 Add optional BMA456 accelerometer init on shared I2C bus.
Probe and configure the sensor when present; log and continue boot if
init fails so boards without BMA456 still run normally.

Co-authored-by: Cursor <cursoragent@cursor.com>
2026-05-18 22:51:32 +02:00

1323 lines
50 KiB
C

/**
* Copyright (c) 2023 Bosch Sensortec GmbH. All rights reserved.
*
* BSD-3-Clause
*
* 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 its
* 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 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 bma456h.h
* @date 2023-07-05
* @version V2.29.0
*
*/
/**
* \ingroup bma4xy
* \defgroup bma456h BMA456H
* @brief Sensor driver for BMA456H sensor
*/
#ifndef BMA456H_H
#define BMA456H_H
#ifdef __cplusplus
extern "C" {
#endif
#include "bma4.h"
/**\name Chip ID of BMA456H sensor */
#define BMA456H_CHIP_ID UINT8_C(0x16)
/**\ Configuration ID start position of BMA456H sensor */
#define BMA456H_CONFIG_ID_START_ADDR UINT8_C(90)
/**\name Sensor feature size */
#define BMA456H_FEATURE_SIZE UINT8_C(94)
#define BMA456H_FEATURE_SIZE_WORDS UINT8_C(46)
#define BMA456H_ANY_MOT_LEN UINT8_C(4)
/**************************************************************/
/**\name Feature input offset: Features enable position */
/**************************************************************/
#define BMA456H_ANY_MOT_OFFSET UINT8_C(0x00)
#define BMA456H_NO_MOT_OFFSET UINT8_C(0x04)
#define BMA456H_STEP_CNTR_PARAM_OFFSET UINT8_C(0x08)
#define BMA456H_STEP_CNTR_OFFSET UINT8_C(0x3A)
#define BMA456H_TAP_PARAM_OFFSET UINT8_C(0x3C)
#define BMA456H_AUTO_LOW_POWER_OFFSET UINT8_C(0x58)
#define BMA456H_AUTO_LOW_POWER_OFFSET_WORDS UINT8_C(0x2C)
/**\name Read/Write Lengths */
#define BMA456H_RD_WR_MIN_LEN UINT8_C(2)
#define BMA456H_NO_MOT_RD_WR_LEN (BMA456H_ANY_MOT_LEN + BMA456H_NO_MOT_OFFSET)
/*! @name Maximum valid read write length is size of config file array */
#define BMA456H_RD_WR_MAX_LEN ((uint16_t)sizeof(bma456h_config_file))
/**************************************************************/
/**\name General settings: Re-map Axes */
/**************************************************************/
#define BMA456H_CONFIG_ID_OFFSET UINT8_C(0x5A)
#define BMA456H_AXES_REMAP_OFFSET UINT8_C(0x5C)
#define BMA456H_X_AXIS_MASK UINT8_C(0x03)
#define BMA456H_X_AXIS_SIGN_MASK UINT8_C(0x04)
#define BMA456H_Y_AXIS_MASK UINT8_C(0x18)
#define BMA456H_Y_AXIS_SIGN_MASK UINT8_C(0x20)
#define BMA456H_Z_AXIS_MASK UINT8_C(0xC0)
#define BMA456H_Z_AXIS_SIGN_MASK UINT8_C(0x01)
/**************************************************************/
/**\name Output: Features enable position */
/**************************************************************/
#define BMA456H_NO_MOT_X_EN_POS UINT8_C(0)
#define BMA456H_NO_MOT_Y_EN_POS UINT8_C(1)
#define BMA456H_NO_MOT_Z_EN_POS UINT8_C(2)
#define BMA456H_ANY_MOT_X_EN_POS UINT8_C(3)
#define BMA456H_ANY_MOT_Y_EN_POS UINT8_C(4)
#define BMA456H_ANY_MOT_Z_EN_POS UINT8_C(5)
#define BMA456H_STEP_DETR_EN_POS UINT8_C(0)
#define BMA456H_STEP_CNTR_EN_POS UINT8_C(1)
#define BMA456H_STEP_ACT_EN_POS UINT8_C(2)
#define BMA456H_AUTO_LOW_POWER_EN_POS UINT8_C(3)
#define BMA456H_SIN_TAP_EN_POS UINT8_C(4)
#define BMA456H_DBL_TAP_EN_POS UINT8_C(5)
#define BMA456H_TPL_TAP_EN_POS UINT8_C(6)
#define BMA456H_TAP_AVERAGE_EN_POS UINT8_C(7)
/**************************************************************/
/**\name Output: Features enable mask */
/**************************************************************/
#define BMA456H_NO_MOT_X_EN_MSK UINT8_C(0x01)
#define BMA456H_NO_MOT_Y_EN_MSK UINT8_C(0x02)
#define BMA456H_NO_MOT_Z_EN_MSK UINT8_C(0x04)
#define BMA456H_NO_MOT_ALL_EN_MSK UINT8_C(0x07)
#define BMA456H_NO_MOT_ALL_DIS_MSK UINT8_C(0x00)
#define BMA456H_ANY_MOT_X_EN_MSK UINT8_C(0x08)
#define BMA456H_ANY_MOT_Y_EN_MSK UINT8_C(0x10)
#define BMA456H_ANY_MOT_Z_EN_MSK UINT8_C(0x20)
#define BMA456H_ANY_MOT_ALL_EN_MSK UINT8_C(0x38)
#define BMA456H_ANY_MOT_ALL_DIS_MSK UINT8_C(0x00)
#define BMA456H_STEP_DETR_EN_MSK UINT8_C(0x01)
#define BMA456H_STEP_CNTR_EN_MSK UINT8_C(0x02)
#define BMA456H_STEP_ACT_EN_MSK UINT8_C(0x04)
#define BMA456H_AUTO_LOW_POWER_EN_MSK UINT8_C(0x08)
#define BMA456H_SINGLE_TAP_EN_MSK UINT8_C(0x10)
#define BMA456H_DOUBLE_TAP_EN_MSK UINT8_C(0x20)
#define BMA456H_TRIPLE_TAP_EN_MSK UINT8_C(0x40)
#define BMA456H_TAP_AVERAGE_EN_MSK UINT8_C(0x80)
/**\name Step counter water-mark macros */
#define BMA456H_STEP_CNTR_WM_MSK UINT16_C(0x03FF)
/**\name Step counter reset macros */
#define BMA456H_STEP_CNTR_RST_POS UINT8_C(2)
#define BMA456H_STEP_CNTR_RST_MSK UINT8_C(0x04)
/**\name Step counter output length */
#define BMA456H_STEP_CNTR_DATA_SIZE UINT16_C(4)
/**\name Step activity output macros */
#define BMA456H_ACTIVITY_OUT_MSK UINT8_C(0x03)
#define BMA456H_ACTIVITY_OUT_POS UINT8_C(0x00)
/**\name Tap output macros */
#define BMA456H_SINGLE_TAP_OUT_MSK UINT8_C(0x04)
#define BMA456H_SINGLE_TAP_OUT_POS UINT8_C(0x02)
#define BMA456H_DOUBLE_TAP_OUT_MSK UINT8_C(0x08)
#define BMA456H_DOUBLE_TAP_OUT_POS UINT8_C(0x03)
#define BMA456H_TRIPLE_TAP_OUT_MSK UINT8_C(0x10)
#define BMA456H_TRIPLE_TAP_OUT_POS UINT8_C(0x04)
#define BMA456H_TAP_OUT_MSK UINT8_C(0x1C)
#define BMA456H_TAP_OUT_POS UINT8_C(0x02)
/**************************************************************/
/**\name Any/no Motion */
/**************************************************************/
/**\name Any/No motion threshold macros */
#define BMA456H_ANY_NO_MOT_THRES_MSK UINT16_C(0x07FF)
/**\name Any/No motion duration macros */
#define BMA456H_ANY_NO_MOT_DUR_MSK UINT16_C(0x1FFF)
/**\name Any/No motion enable macros */
#define BMA456H_ANY_NO_MOT_AXIS_EN_POS UINT8_C(0x03)
#define BMA456H_ANY_NO_MOT_AXIS_EN_MSK UINT16_C(0x78)
#define BMA456H_NO_MOT_AUTO_LOW_POWER_MSK UINT8_C(0x01)
#define BMA456H_AUTO_LOW_POWER_TIME_OUT_MSK UINT8_C(0x02)
#define BMA456H_AUTO_LOW_POWER_TIME_OUT_POS UINT8_C(0x1)
#define BMA456H_TIME_OUT_DUR_MSK UINT16_C(0x1FFC)
#define BMA456H_TIME_OUT_DUR_POS UINT16_C(0x02)
#define BMA456H_LOW_POW_ODR_MSK UINT8_C(0x60)
#define BMA456H_LOW_POW_ODR_POS UINT8_C(0x05)
#define BMA456H_PWR_MGT_ENABLE_MSK UINT8_C(0x80)
#define BMA456H_PWR_MGT_ENABLE_POS UINT8_C(0x07)
#define BMA456H_TIME_OUT_DUR_LSB_MSK UINT16_C(0X00FC)
#define BMA456H_TIME_OUT_DUR_LSB_POS UINT8_C(0x02)
#define BMA456H_TIME_OUT_DUR_MSB_MSK UINT16_C(0X07C0)
#define BMA456H_TIME_OUT_DUR_MSB_POS UINT8_C(0X06)
#define BMA456H_NO_MOT_AUTO_LOW_POWER_WORD_MSK UINT16_C(0x01)
#define BMA456H_AUTO_LOW_POWER_TIME_OUT_WORD_MSK UINT16_C(0x02)
#define BMA456H_AUTO_LOW_POWER_TIME_OUT_WORD_POS UINT8_C(0x1)
#define BMA456H_TIME_OUT_DUR_WORD_MSK UINT16_C(0X1FFC)
#define BMA456H_TIME_OUT_DUR_WORD_POS UINT8_C(0x02)
#define BMA456H_LOW_POW_ODR_WORD_MSK UINT16_C(0x6000)
#define BMA456H_LOW_POW_ODR_WORD_POS UINT8_C(0x0D)
#define BMA456H_PWR_MGT_ENABLE_WORD_MSK UINT16_C(0x8000)
#define BMA456H_PWR_MGT_ENABLE_WORD_POS UINT8_C(0x0F)
/**************************************************************/
/**\name User macros */
/**************************************************************/
/**************************************************************/
/**\name Output: Features for enable/disable */
/**************************************************************/
#define BMA456H_NO_MOTION_X_AXIS_EN UINT16_C(0x0001)
#define BMA456H_NO_MOTION_Y_AXIS_EN UINT16_C(0x0002)
#define BMA456H_NO_MOTION_Z_AXIS_EN UINT16_C(0x0004)
#define BMA456H_NO_MOTION_ALL_AXIS_EN UINT16_C(0x0007)
#define BMA456H_ANY_MOTION_X_AXIS_EN UINT16_C(0x0008)
#define BMA456H_ANY_MOTION_Y_AXIS_EN UINT16_C(0x0010)
#define BMA456H_ANY_MOTION_Z_AXIS_EN UINT16_C(0x0020)
#define BMA456H_ANY_MOTION_ALL_AXIS_EN UINT16_C(0x0038)
#define BMA456H_STEP_DETECTOR_EN UINT16_C(0x0100)
#define BMA456H_STEP_COUNTER_EN UINT16_C(0x0200)
#define BMA456H_STEP_ACTIVITY_EN UINT16_C(0x0400)
#define BMA456H_AUTO_LOW_POWER_EN UINT16_C(0x0800)
#define BMA456H_SINGLE_TAP_EN UINT16_C(0x1000)
#define BMA456H_DOUBLE_TAP_EN UINT16_C(0x2000)
#define BMA456H_TRIPLE_TAP_EN UINT16_C(0x4000)
#define BMA456H_TAP_AVERAGE_EN UINT16_C(0x8000)
/**\name Interrupt status macros */
#define BMA456H_TAP_OUT_INT UINT8_C(0x01)
#define BMA456H_STEP_CNTR_INT UINT8_C(0x02)
#define BMA456H_ACTIVITY_INT UINT8_C(0x04)
#define BMA456H_ANY_MOT_INT UINT8_C(0x10)
#define BMA456H_NO_MOT_INT UINT8_C(0x20)
#define BMA456H_ERROR_INT UINT8_C(0x80)
/**\name Activity recognition macros */
#define BMA456H_USER_STATIONARY UINT8_C(0x00)
#define BMA456H_USER_WALKING UINT8_C(0x01)
#define BMA456H_USER_RUNNING UINT8_C(0x02)
#define BMA456H_UNKNOWN_ACTVTY UINT8_C(0x03)
/**\name Address of features enable macros */
#define BMA456H_FEAT_EN_ADDR1 UINT8_C(0x28)
#define BMA456H_FEAT_EN_ADDR2 UINT8_C(0x29)
#define BMA456H_FEAT_OUT_ADDR UINT8_C(0x27)
#define BMA456H_FEAT_EN_SIZE UINT8_C(0x02)
/**\name Position and mask of interrupt behavior and slope */
#define BMA456H_ANY_NO_MOTION_INTR_BHVR_EN_POS UINT8_C(0x03)
#define BMA456H_ANY_NO_MOTION_INTR_BHVR_EN_MSK UINT8_C(0x08)
#define BMA456H_ANY_MOTION_SLOPE_EN_POS UINT8_C(0x04)
#define BMA456H_ANY_MOTION_SLOPE_EN_MSK UINT8_C(0x10)
#define BMA456H_MULTI_INTR UINT8_C(0x00)
#define BMA456H_SINGLE_SHOT UINT8_C(0x01)
#define BMA456H_NON_CONSECUTIVE UINT8_C(0x00)
#define BMA456H_CONSECUTIVE UINT8_C(0x01)
#define BMA456H_AUTO_LOW_POWER_STATE_POS UINT8_C(0x04)
#define BMA456H_AUTO_LOW_POWER_STATE_MSK UINT8_C(0x10)
/******************************************************************************/
/*! @name Structure Declarations */
/******************************************************************************/
/*!
* @brief Any/No motion configuration
*/
struct bma456h_any_no_mot_config
{
/*! Expressed in 50 Hz samples (20 ms) */
uint16_t duration;
/*! Threshold value for Any-motion/No-motion detection in
* 5.11g format
*/
uint16_t threshold;
uint8_t intr_bhvr;
uint8_t slope;
};
/*!
* @brief Step counter param settings
*/
struct bma456h_stepcounter_settings
{
/*! Step Counter param 1 */
uint16_t param1;
/*! Step Counter param 2 */
uint16_t param2;
/*! Step Counter param 3 */
uint16_t param3;
/*! Step Counter param 4 */
uint16_t param4;
/*! Step Counter param 5 */
uint16_t param5;
/*! Step Counter param 6 */
uint16_t param6;
/*! Step Counter param 7 */
uint16_t param7;
/*! Step Counter param 8 */
uint16_t param8;
/*! Step Counter param 9 */
uint16_t param9;
/*! Step Counter param 10 */
uint16_t param10;
/*! Step Counter param 11 */
uint16_t param11;
/*! Step Counter param 12 */
uint16_t param12;
/*! Step Counter param 13 */
uint16_t param13;
/*! Step Counter param 14 */
uint16_t param14;
/*! Step Counter param 15 */
uint16_t param15;
/*! Step Counter param 16 */
uint16_t param16;
/*! Step Counter param 17 */
uint16_t param17;
/*! Step Counter param 18 */
uint16_t param18;
/*! Step Counter param 19 */
uint16_t param19;
/*! Step Counter param 20 */
uint16_t param20;
/*! Step Counter param 21 */
uint16_t param21;
/*! Step Counter param 22 */
uint16_t param22;
/*! Step Counter param 23 */
uint16_t param23;
/*! Step Counter param 24 */
uint16_t param24;
/*! Step Counter param 25 */
uint16_t param25;
};
/*!
* @brief Auto sleep configuration
*/
struct bma456h_auto_low_power
{
/*! Enters auto-sleep, when no-motion is detected */
uint8_t no_motion;
/*! Enters auto-sleep, when any-motion is not detected for time_out_dur period */
uint8_t time_out;
/*! Duration to enter to auto sleep, when any-motion event is not detected.
* Range : 0 ms to 40690 ms
* Resolution : 20 ms
* Default Value : 2000 ms
*/
uint16_t time_out_dur;
/*! ODR for low power mode
* ---------------------------------------
* Value Name Description
* ---------------------------------------
* 0 odr_1p5 25/16 Hz
* 1 odr_3p1 25/8 Hz
* 2 odr_6p25 25/4 Hz
* 3 odr_12p5 25/2 Hz
*/
uint8_t lp_odr;
/*! Power management
* --------------------------------------------
* Value Name Description
* --------------------------------------------
* 0 Disable Disable feature optimized
* acc conf. Uses host desired
* configuration
* 1 Enable Enable feature optimized
* acc conf
*/
uint8_t pwr_mgt;
};
/*!
* @brief Tap param settings
*/
struct bma456h_multitap_settings
{
/*! Reserved parameter */
uint16_t reserved_1;
/*! Scaling factor for threshold */
uint16_t tap_sens_thres;
/*! Maximum duration after the first tap */
uint16_t max_gest_dur;
/*! Reserved parameter */
uint16_t reserved_4;
/*! Settling time for high frequency acceleration signal */
uint16_t tap_shock_dur;
/*! Reserved parameter */
uint16_t reserved_6;
/*! Minimum quite time between the two gesture detection */
uint16_t quite_time_after_gest;
/*! Wait for the duration set by max_gest_dur after the first tap */
uint16_t wait_for_timeout;
/*! Reserved parameter */
uint16_t reserved_9;
/*! Selection of axis from 3D-acceleration signal vector */
uint16_t axis_sel;
/*! Reserved parameter */
uint16_t reserved_11;
/*! Reserved parameter */
uint16_t reserved_12;
};
/*!
* @brief activity, tap output state
*/
struct bma456h_out_state
{
/*! Output value of activity detection feature. Value after device
* initialization is 0b0 i.e User Stationary
* ----------------------------------------------------------------
* Value Name Description
* ----------------------------------------------------------------
* 0 Still User Stationary
* 1 Walking User walking
* 2 Running User running
* 3 Unknown Unknown state
*/
uint8_t activity_type;
/*! Single tap detected */
uint8_t single_tap;
/*! Double tap detected */
uint8_t double_tap;
/*! Triple tap detected */
uint8_t triple_tap;
};
/***************************************************************************/
/*! BMA456H User Interface function prototypes
****************************************************************************/
/**
* \ingroup bma456h
* \defgroup bma456hApiInit Initialization
* @brief Initialize the sensor and device structure
*/
/*!
* \ingroup bma456hApiInit
* \page bma456h_api_bma456h_init bma456h_init
* \code
* int8_t bma456h_init(struct bma4_dev *dev);
* \endcode
* @details This API is the entry point.
* Call this API before using all other APIs.
* This API reads the chip-id of the sensor and sets the resolution.
*
* @param[in,out] dev : Structure instance of bma4_dev
*
* @return Result of API execution status
* @retval 0 -> Success
* @retval < 0 -> Fail
*/
int8_t bma456h_init(struct bma4_dev *dev);
/**
* \ingroup bma456h
* \defgroup bma456hApiConfig ConfigFile
* @brief Write binary configuration in the sensor
*/
/*!
* \ingroup bma456hApiConfig
* \page bma456h_api_bma456h_write_config_file bma456h_write_config_file
* \code
* int8_t bma456h_write_config_file(struct bma4_dev *dev);
* \endcode
* @details This API is used to upload the config file to enable the features of
* the sensor.
*
* @param[in] dev : Structure instance of bma4_dev.
*
* @return Result of API execution status
* @retval 0 -> Success
* @retval < 0 -> Fail
*/
int8_t bma456h_write_config_file(struct bma4_dev *dev);
/**
* \ingroup bma456h
* \defgroup bma456hApiConfigId ConfigId
* @brief Get Configuration ID of the sensor
*/
/*!
* \ingroup bma456hApiConfig
* \page bma456h_api_bma456h_get_config_id bma456h_get_config_id
* \code
* int8_t bma456h_get_config_id(uint16_t *config_id, struct bma4_dev *dev);
* \endcode
* @details This API is used to get the configuration id of the sensor.
*
* @param[out] config_id : Pointer variable used to store the configuration id.
* @param[in] dev : Structure instance of bma4_dev.
*
* @return Result of API execution status
* @retval 0 -> Success
* @retval < 0 -> Fail
*/
int8_t bma456h_get_config_id(uint16_t *config_id, struct bma4_dev *dev);
/**
* \ingroup bma456h
* \defgroup bma456hApiMapInt Map / Unmap Interrupt
* @brief Map / Unmap user provided interrupt to interrupt pin1 or pin2 of the sensor
*/
/*!
* \ingroup bma456hApiMapInt
* \page bma456h_api_bma456h_map_interrupt bma456h_map_interrupt
* \code
* int8_t bma456h_map_interrupt(uint8_t int_line, uint16_t int_map, uint8_t enable, struct bma4_dev *dev);
* \endcode
* @details This API sets/unsets the user provided interrupt to either
* interrupt pin1 or pin2 in the sensor.
*
* @param[in] int_line: Variable to select either interrupt pin1 or pin2.
*
*@verbatim
* int_line | Macros
* ------------|-------------------
* 0x00 | BMA4_INTR1_MAP
* 0x01 | BMA4_INTR2_MAP
*@endverbatim
*
* @param[in] int_map : Variable to specify the interrupts.
* @param[in] enable : Variable to specify mapping or unmapping of interrupts.
*
*@verbatim
* enable | Macros
* --------|-------------------
* 0x00 | BMA4_DISABLE
* 0x01 | BMA4_ENABLE
*@endverbatim
*
* @param[in] dev : Structure instance of bma4_dev.
*
* @note Below macros specify the interrupts.
*
* Feature Interrupts
* - BMA456H_TAP_OUT_INT
* - BMA456H_STEP_CNTR_INT
* - BMA456H_ACTIVITY_INT
* - BMA456H_ANY_MOT_INT
* - BMA456H_ERROR_INT
*
* Hardware Interrupts
* - BMA4_FIFO_FULL_INT
* - BMA4_FIFO_WM_INT
* - BMA4_MAG_DATA_RDY_INT
* - BMA4_ACCEL_DATA_RDY_INT
*
* @return Result of API execution status
* @retval 0 -> Success
* @retval < 0 -> Fail
*/
int8_t bma456h_map_interrupt(uint8_t int_line, uint16_t int_map, uint8_t enable, struct bma4_dev *dev);
/**
* \ingroup bma456h
* \defgroup bma456hApiIntS Interrupt Status
* @brief Read interrupt status of the sensor
*/
/*!
* \ingroup bma456hApiIntS
* \page bma456h_api_bma456h_read_int_status bma456h_read_int_status
* \code
* int8_t bma456h_read_int_status(uint16_t *int_status, struct bma4_dev *dev);
* \endcode
* @details This API reads the bma456h interrupt status from the sensor.
*
* @param[out] int_status : Variable to store the interrupt status read from
* the sensor.
* @param[in] dev : Structure instance of bma4_dev.
*
* @note Below macros are used to check the interrupt status.
*
* Feature Interrupts
* - BMA456H_STEP_CNTR_INT
* - BMA456H_ACTIVITY_INT
* - BMA456H_SINGLE_TAP_EN
* - BMA456H_DOUBLE_TAP_EN
* - BMA456H_TRIPLE_TAP_EN
* - BMA456H_ANY_MOT_INT
* - BMA456H_ERROR_INT
*
* Hardware Interrupts
* - BMA4_FIFO_FULL_INT
* - BMA4_FIFO_WM_INT
* - BMA4_MAG_DATA_RDY_INT
* - BMA4_ACCEL_DATA_RDY_INT
*
* @return Result of API execution status
* @retval 0 -> Success
* @retval < 0 -> Fail
*/
int8_t bma456h_read_int_status(uint16_t *int_status, struct bma4_dev *dev);
/**
* \ingroup bma456h
* \defgroup bma456hApiFeat Sensor Feature
* @brief Enables / Disables features of the sensor
*/
/*!
* \ingroup bma456hApiFeat
* \page bma456h_api_bma456h_feature_enable bma456h_feature_enable
* \code
* int8_t bma456h_feature_enable(uint8_t feature, uint8_t enable, struct bma4_dev *dev);
* \endcode
* @details This API enables/disables the features of the sensor.
*
* @param[in] feature : Variable to specify the features which are to be set in
* bma456h sensor.
* @param[in] enable : Variable which specifies whether to enable or disable the
* features in the bma456h sensor.
*
*@verbatim
* enable | Macros
* --------|-------------------
* 0x00 | BMA4_DISABLE
* 0x01 | BMA4_ENABLE
*@endverbatim
*
* @param[in] dev : Structure instance of bma4_dev.
*
* @note User should use the below macros to enable or disable the
* features of bma456h sensor
*
* - BMA456H_NO_MOTION_X_AXIS_EN
* - BMA456H_NO_MOTION_Y_AXIS_EN
* - BMA456H_NO_MOTION_Z_AXIS_EN
* - BMA456H_NO_MOTION_ALL_AXIS_EN
* - BMA456H_ANY_MOTION_X_AXIS_EN
* - BMA456H_ANY_MOTION_Y_AXIS_EN
* - BMA456H_ANY_MOTION_Z_AXIS_EN
* - BMA456H_ANY_MOTION_ALL_AXIS_EN
* - BMA456H_STEP_DETECTOR_EN
* - BMA456H_STEP_COUNTER_EN
* - BMA456H_STEP_ACTIVITY_EN
* - BMA456H_AUTO_LOW_POWER_EN
* - BMA456H_SINGLE_TAP_EN
* - BMA456H_DOUBLE_TAP_EN
* - BMA456H_TRIPLE_TAP_EN
* - BMA456H_TAP_AVERAGE_EN
*
* @return Result of API execution status
* @retval 0 -> Success
* @retval < 0 -> Fail
*/
int8_t bma456h_feature_enable(uint16_t feature, uint8_t enable, struct bma4_dev *dev);
/**
* \ingroup bma456h
* \defgroup bma456hApiRemap Remap Axes
* @brief Set / Get x, y and z axis re-mapping in the sensor
*/
/*!
* \ingroup bma456hApiRemap
* \page bma456h_api_bma456h_set_remap_axes bma456h_set_remap_axes
* \code
* int8_t bma456h_set_remap_axes(const struct bma4_remap *remap_data, struct bma4_dev *dev);
* \endcode
* @details This API performs x, y and z axis remapping in the sensor.
*
* @param[in] remap_data : Pointer to store axes remapping data.
* @param[in] dev : Structure instance of bma4_dev
*
* @return Result of API execution status
* @retval 0 -> Success
* @retval < 0 -> Fail
*/
int8_t bma456h_set_remap_axes(const struct bma4_remap *remap_data, struct bma4_dev *dev);
/*!
* \ingroup bma456hApiRemap
* \page bma456h_api_bma456h_get_remap_axes bma456h_get_remap_axes
* \code
* int8_t bma456h_get_remap_axes(struct bma4_remap *remap_data, struct bma4_dev *dev);
* \endcode
* @details This API reads the x, y and z axis remap data from the sensor.
*
* @param[out] remap_data : Pointer to store axis remap data which is read
* from the bma456h sensor.
* @param[in] dev : Structure instance of bma4_dev
*
* @return Result of API execution status
* @retval 0 -> Success
* @retval < 0 -> Fail
*/
int8_t bma456h_get_remap_axes(struct bma4_remap *remap_data, struct bma4_dev *dev);
/**
* \ingroup bma456h
* \defgroup bma456hApiStepC Step counter
* @brief Operations of step counter feature of the sensor
*/
/*!
* \ingroup bma456hApiStepC
* \page bma456h_api_bma456h_step_counter_set_watermark bma456h_step_counter_set_watermark
* \code
* int8_t bma456h_step_counter_set_watermark(uint16_t step_counter_wm, struct bma4_dev *dev);
* \endcode
* @details This API sets the watermark level for step counter interrupt in
* the sensor.
*
* @param[in] step_counter_wm : Variable which specifies watermark level
* count
* @note Valid values are from 1 to 1023
* @note Value 0 is used for step detector interrupt
*
* @param[in] dev : Structure instance of bma4_dev
*
* @return Result of API execution status
* @retval 0 -> Success
* @retval < 0 -> Fail
*/
int8_t bma456h_step_counter_set_watermark(uint16_t step_counter_wm, struct bma4_dev *dev);
/*!
* \ingroup bma456hApiStepC
* \page bma456h_api_bma456h_step_counter_get_watermark bma456h_step_counter_get_watermark
* \code
* int8_t bma456h_step_counter_get_watermark(uint16_t *step_counter_wm, struct bma4_dev *dev);
* \endcode
* @details This API gets the water mark level set for step counter interrupt
* in the sensor
*
* @param[out] step_counter_wm : Pointer variable which stores the water mark
* level read from the sensor.
* @note valid values are from 1 to 1023
* @note value 0 is used for step detector interrupt
*
* @param[in] dev : Structure instance of bma4_dev
*
* @return Result of API execution status
* @retval 0 -> Success
* @retval < 0 -> Fail
*/
int8_t bma456h_step_counter_get_watermark(uint16_t *step_counter_wm, struct bma4_dev *dev);
/*!
* \ingroup bma456hApiStepC
* \page bma456h_api_bma456h_reset_step_counter bma456h_reset_step_counter
* \code
* int8_t bma456h_reset_step_counter(struct bma4_dev *dev);
* \endcode
* @details This API resets the counted steps of step counter.
*
* @param[in] dev : structure instance of bma4_dev
*
* @return Result of API execution status
* @retval 0 -> Success
* @retval < 0 -> Fail
*/
int8_t bma456h_reset_step_counter(struct bma4_dev *dev);
/*!
* \ingroup bma456hApiStepC
* \page bma456h_api_bma456h_step_counter_output bma456h_step_counter_output
* \code
* int8_t bma456h_step_counter_output(uint32_t *step_count, struct bma4_dev *dev);
* \endcode
* @details This API gets the number of counted steps of the step counter
* feature from the sensor.
*
* @param[out] step_count : Pointer variable which stores counted steps
* read from the sensor.
* @param[in] dev : Structure instance of bma4_dev
*
* @return Result of API execution status
* @retval 0 -> Success
* @retval < 0 -> Fail
*/
int8_t bma456h_step_counter_output(uint32_t *step_count, struct bma4_dev *dev);
/**
* \ingroup bma456h
* \defgroup bma456hApiAct Activity Feature
* @brief Get output for activity feature of the sensor
*/
/*!
* \ingroup bma456hApiAct
* \page bma456h_api_bma456h_output_state bma456h_output_state
* \code
* int8_t bma456h_output_state(struct bma456h_out_state *out_state, struct bma4_dev *dev);
* \endcode
* @details This API gets the output for activity feature.
*
* @param[out] activity : Pointer variable which stores activity output read
* from the sensor.
*
*@verbatim
* activity | State
* --------------|------------------------
* 0x00 | BMA456H_USER_STATIONARY
* 0x01 | BMA456H_USER_WALKING
* 0x02 | BMA456H_USER_RUNNING
* 0x03 | BMA456H_STATE_INVALID
*@endverbatim
*
* @param[in] dev : Structure instance of bma4_dev
*
* @return Result of API execution status
* @retval 0 -> Success
* @retval < 0 -> Fail
*/
int8_t bma456h_output_state(struct bma456h_out_state *out_state, struct bma4_dev *dev);
/*!
* \ingroup bma456hApiStepC
* \page bma456h_api_bma456h_stepcounter_get_parameter bma456h_stepcounter_get_parameter
* \code
* int8_t bma456h_stepcounter_get_parameter(struct bma456h_stepcounter_settings *setting, struct bma4_dev *dev);
* \endcode
* @details This API gets the parameter1 to parameter7 settings of the step
* counter feature.
*
* @param[out] setting : Pointer to structure variable which stores the
* parameter1 to parameter7 read from the sensor.
* @param[in] dev : Structure instance of bma4_dev
*
* @return Result of API execution status
* @retval 0 -> Success
* @retval < 0 -> Fail
*/
int8_t bma456h_stepcounter_get_parameter(struct bma456h_stepcounter_settings *setting, struct bma4_dev *dev);
/*!
* \ingroup bma456hApiStepC
* \page bma456h_api_bma456h_stepcounter_set_parameter bma456h_stepcounter_set_parameter
* \code
* int8_t bma456h_stepcounter_set_parameter(const struct bma456h_stepcounter_settings *setting, struct bma4_dev *dev);
* \endcode
* @details This API sets the parameter1 to parameter7 settings of the step
* counter feature in the sensor.
*
* @param[in] setting : Pointer to structure variable which stores the
* parameter1 to parameter7 settings read from the sensor.
* @param[in] dev : Structure instance of bma4_dev
*
* @return Result of API execution status
* @retval 0 -> Success
* @retval < 0 -> Fail
*/
int8_t bma456h_stepcounter_set_parameter(const struct bma456h_stepcounter_settings *setting, struct bma4_dev *dev);
/**
* \ingroup bma456h
* \defgroup bma456hApiStepD Step detector
* @brief Operations of step detector feature of the sensor
*/
/*!
* \ingroup bma456hApiStepD
* \page bma456h_api_bma456h_step_detector_enable bma456h_step_detector_enable
* \code
* int8_t bma456h_step_detector_enable(uint8_t enable, struct bma4_dev *dev);
* \endcode
* @details This API enables or disables the step detector feature in the
* sensor.
*
* @param[in] enable : Variable used to enable or disable step detector
*
*@verbatim
* enable | Macros
* --------|-------------------
* 0x00 | BMA4_DISABLE
* 0x01 | BMA4_ENABLE
*@endverbatim
*
* @param[in] dev : Structure instance of bma4_dev
*
* @return Result of API execution status
* @retval 0 -> Success
* @retval < 0 -> Fail
*/
int8_t bma456h_step_detector_enable(uint8_t enable, struct bma4_dev *dev);
/**
* \ingroup bma456h
* \defgroup bma456hApiAnyMot Any motion Feature
* @brief Functions of Any motion feature of the sensor
*/
/*!
* \ingroup bma456hApiAnyMot
* \page bma456h_api_bma456h_set_any_motion_config bma456h_set_any_motion_config
* \code
* int8_t bma456h_set_any_mot_config(const struct bma456h_any_no_mot_config *any_mot, struct bma4_dev *dev);
* \endcode
* @details This API sets the configuration of any-motion feature in the sensor
* This API enables/disables the any-motion feature according to the axis set.
*
* @param[in] any_mot : Pointer to structure variable to configure
* any-motion.
*
* @verbatim
* -------------------------------------------------------------------------
* Structure parameters | Description
* --------------------------------|----------------------------------------
* | Threshold for duration to
* | detect any-motion event.
* | Range 0 to 163 seconds.
* duration | Resolution is 20 ms.
* | Default value is 100 ms
* |
* |
* |
* --------------------------------|----------------------------------------
* | Threshold for acceleration
* | signal slope to detect any-
* threshold | motion event. Range is 0 to 1g.
* | Resolution is 0.4883mg. Default
* | value is 100 mg.
* --------------------------------|-----------------------------------------
* | Defines any motion interrupt
* | behavior
* | Value Name Description
* |
* | 0 multi_int Generates
* interrupt behavior | interrupt
* | as long as
* | condition
* | is valid
* | 1 single_shot Generate one
* | interrupt for
* | every valid
* | condition
* --------------------------------|-----------------------------------------
* | Configuration for acceleration
* | slope computation
* |
* | Value Name Description
* | 0 non- slope between
* | consecutive acceleration
* | vector at last
* Slope | event detection
* | to current.
* | 1 consecutive Computes the
* | slope between
* | consecutive
* | acceleration
* | vector samples
* ---------------------------------------------------------------------------
*@endverbatim
*
* @param[in] dev : Structure instance of bma4_dev
*
* @return Result of API execution status
* @retval 0 -> Success
* @retval < 0 -> Fail
*/
int8_t bma456h_set_any_mot_config(const struct bma456h_any_no_mot_config *any_mot, struct bma4_dev *dev);
/*!
* \ingroup bma456hApiAnyMot
* \page bma456h_api_bma456h_get_any_mot_config bma456h_get_any_mot_config
* \code
* int8_t bma456h_get_any_mot_config(struct bma456h_any_no_mot_config *any_mot, struct bma4_dev *dev);
* \endcode
* @details This API gets the configuration of any-motion feature from the
* sensor.
*
* @param[out] any_mot : Pointer to structure variable to configure
* any-motion.
*
* @verbatim
* -------------------------------------------------------------------------
* Structure parameters | Description
* --------------------------------|----------------------------------------
* | Threshold for duration to
* | detect any-motion event.
* | Range 0 to 163 seconds.
* duration | Resolution is 20 ms.
* | Default value is 100 ms
* |
* |
* |
* --------------------------------|----------------------------------------
* | Threshold for acceleration
* | signal slope to detect any-
* threshold | motion event. Range is 0 to 1g.
* | Resolution is 0.4883mg. Default
* | value is 100 mg.
* --------------------------------|-----------------------------------------
* | Defines any motion interrupt
* | behavior
* | Value Name Description
* |
* | 0 multi_int Generates
* interrupt behavior | interrupt
* | as long as
* | condition
* | is valid
* | 1 single_shot Generate one
* | interrupt for
* | every valid
* | condition
* --------------------------------|-----------------------------------------
* | Configuration for acceleration
* | slope computation
* |
* | Value Name Description
* | 0 non- slope between
* | consecutive acceleration
* | vector at last
* Slope | event detection
* | to current.
* | 1 consecutive Computes the
* | slope between
* | consecutive
* | acceleration
* | vector samples
* ---------------------------------------------------------------------------
* @endverbatim
*
* @param[in] dev : Structure instance of bma4_dev
*
* @return Result of API execution status
* @retval 0 -> Success
* @retval < 0 -> Fail
*/
int8_t bma456h_get_any_mot_config(struct bma456h_any_no_mot_config *any_mot, struct bma4_dev *dev);
/**
* \ingroup bma456h
* \defgroup bma456hApiNoMot No-motion Feature
* @brief Functions of no-motion feature of the sensor
*/
/*!
* \ingroup bma456hApiNoMot
* \page bma456h_api_bma456h_set_no_mot_config bma456h_set_no_mot_config
* \code
* int8_t bma456h_set_no_mot_config(const struct bma456h_any_no_mot_config *no_mot, struct bma4_dev *dev);
* \endcode
* @details This API sets the configuration of no-motion feature in the sensor
* This API enables/disables the no-motion feature according to the axis set.
*
* @param[in] no_mot : Pointer to structure variable to configure
* no-motion.
*
* @verbatim
* -------------------------------------------------------------------------
* Structure parameters | Description
* --------------------------------|----------------------------------------
* | Threshold for acceleration
* | signal slope to detect no-
* threshold | motion event. Range is 0 to 1g.
* | Resolution is 0.4883mg. Default
* | value is 100 mg.
* --------------------------------|-----------------------------------------
* | Defines any motion interrupt
* | behavior
* | Value Name Description
* |
* | 0 multi_int Generates
* interrupt behavior | interrupt
* | as long as
* | condition
* | is valid
* | 1 single_shot Generate one
* | interrupt for
* | every valid
* | condition
* ---------------------------------------------------------------------------
* | Threshold for duration to
* | detect no-motion event.
* | Range 0 to 163 seconds.
* duration | Resolution is 20 ms.
* | Default value is 2000 ms
* |
* |
* |
* -------------------------------------------------------------------------
* @endverbatim
*
* @param[in] dev : Structure instance of bma4_dev
*
* @return Result of API execution status
* @retval 0 -> Success
* @retval < 0 -> Fail
*/
int8_t bma456h_set_no_mot_config(const struct bma456h_any_no_mot_config *no_mot, struct bma4_dev *dev);
/*!
* \ingroup bma456hApiNoMot
* \page bma456h_api_bma456h_get_no_mot_config bma456h_get_no_mot_config
* \code
* int8_t bma456h_get_no_mot_config(struct bma456h_any_no_mot_config *no_mot, struct bma4_dev *dev);
* \endcode
* @details This API gets the configuration of no-motion feature from the
* sensor.
*
* @param[out] no_mot : Pointer to structure variable to configure
* no-motion.
*
* @verbatim
* -------------------------------------------------------------------------
* Structure parameters | Description
* --------------------------------|----------------------------------------
* | Threshold for acceleration
* | signal slope to detect no-
* threshold | motion event. Range is 0 to 1g.
* | Resolution is 0.4883mg. Default
* | value is 100 mg.
* --------------------------------|-----------------------------------------
* | Defines any motion interrupt
* | behavior
* | Value Name Description
* |
* | 0 multi_int Generates
* interrupt behavior | interrupt
* | as long as
* | condition
* | is valid
* | 1 single_shot Generate one
* | interrupt for
* | every valid
* | condition
* ---------------------------------------------------------------------------
* | Threshold for duration to
* | detect no-motion event.
* | Range 0 to 163 seconds.
* duration | Resolution is 20 ms.
* | Default value is 2000 ms
* |
* |
* |
* -------------------------------------------------------------------------
* @endverbatim
*
* @param[in] dev : Structure instance of bma4_dev
*
* @return Result of API execution status
* @retval 0 -> Success
* @retval < 0 -> Fail
*/
int8_t bma456h_get_no_mot_config(struct bma456h_any_no_mot_config *no_mot, struct bma4_dev *dev);
/**
* \ingroup bma456h
* \defgroup bma456hApiTap Tap Feature
* @brief Tap feature operations
*/
/*!
* \ingroup bma456hApiTap
* \page bma456h_api_bma456h_tap_get_parameter bma456h_tap_get_parameter
* \code
* int8_t bma456h_tap_get_parameter(struct bma456h_multitap_settings *setting, struct bma4_dev *dev);
* \endcode
* @details This API gets the parameter1 to parameter12 settings of the tap
* feature.
*
* @param[out] setting : Pointer to structure variable which stores the
* parameter1 to parameter12 read from the sensor.
* @param[in] dev : Structure instance of bma4_dev
*
* @return Result of API execution status
* @retval 0 -> Success
* @retval < 0 -> Fail
*/
int8_t bma456h_tap_get_parameter(struct bma456h_multitap_settings *setting, struct bma4_dev *dev);
/*!
* \ingroup bma456hApiTap
* \page bma456h_api_bma456h_tap_set_parameter bma456h_tap_set_parameter
* \code
* int8_t bma456h_tap_set_parameter(const struct bma456h_multitap_settings *setting, struct bma4_dev *dev);
* \endcode
* @details This API sets the parameter1 to parameter12 settings of the tap
* feature in the sensor.
*
* @param[in] setting : Pointer to structure variable which stores the
* parameter1 to parameter12 settings read from the sensor.
* @param[in] dev : Structure instance of bma4_dev
*
* @return Result of API execution status
* @retval 0 -> Success
* @retval < 0 -> Fail
*/
int8_t bma456h_tap_set_parameter(const struct bma456h_multitap_settings *setting, struct bma4_dev *dev);
/**
* \ingroup bma456h
* \defgroup bma456hApiAutoLP Auto Low power mode
* @brief Configurations and Status of auto low power mode of the sensor
*/
/*!
* \ingroup bma456hApiAutoLP
* \page bma456h_api_bma456h_get_auto_low_power_config bma456h_get_auto_low_power_config
* \code
* int8_t bma456h_get_auto_low_power_config(struct bma456h_auto_low_power *auto_low_power, struct bma4_dev *dev);
* \endcode
* @details This api gets the auto low power configuration
*
* @param auto_low_power[out] : this pointer gets the auto low power configuration.
* @param dev[in] : Structure instance of bma4_dev
*
* @return Result of API execution status
* @retval 0 -> Success
* @retval < 0 -> Fail
*/
int8_t bma456h_get_auto_low_power_config(struct bma456h_auto_low_power *auto_low_power, struct bma4_dev *dev);
/*!
* \ingroup bma456hApiAutoLP
* \page bma456h_api_bma456h_set_auto_low_power_config bma456h_set_auto_low_power_config
* \code
* int8_t bma456h_set_auto_low_power_config(const struct bma456h_auto_low_power *auto_low_power, struct bma4_dev *dev);
* \endcode
* @details This api sets the auto low power configuration
*
* @param auto_low_power[in] : this pointer sets the auto low power configuration.
* @param dev[in] : Structure instance of bma4_dev
*
* @return Result of API execution status
* @retval 0 -> Success
* @retval < 0 -> Fail
*/
int8_t bma456h_set_auto_low_power_config(const struct bma456h_auto_low_power *auto_low_power, struct bma4_dev *dev);
/*!
* \ingroup bma456hApiAutoLP
* \page bma456h_api_bma456h_get_auto_low_power_state bma456h_get_auto_low_power_state
* \code
* int8_t bma456h_get_auto_low_power_state(uint8_t *auto_low_power_state, struct bma4_dev *dev);
* \endcode
* @details This api reads the auto low power state output status
*
* @param auto_low_power_state[out] : pointer reads auto low power state output bit status.
* @param dev[in] : Structure instance of bma4_dev
*
* @return Result of API execution status
* @retval 0 -> Success
* @retval < 0 -> Fail
*/
int8_t bma456h_get_auto_low_power_state(uint8_t *auto_low_power_state, struct bma4_dev *dev);
/*!
* \ingroup bma456hApiVersionConfig
* \page bma456h_api_bma456h_get_version_config bma456h_get_version_config
* \code
*int8_t bma456h_get_version_config(uint16_t *config_major, uint16_t *config_minor, struct bma4_dev *dev);
* \endcode
* @details This API is used to get the config file major and minor information.
*
* @param[in] dev : Structure instance of bma4_dev.
* @param[out] config_major : Pointer to data buffer to store the config major.
* @param[out] config_minor : Pointer to data buffer to store the config minor.
*
* @return Result of API execution status
* @retval 0 -> Success
* @retval < 0 -> Fail
*/
int8_t bma456h_get_version_config(uint16_t *config_major, uint16_t *config_minor, struct bma4_dev *dev);
#ifdef __cplusplus
}
#endif /*End of CPP guard */
#endif /*End of header guard macro */