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5001b7081b
* add firmware source code
421 lines
15 KiB
C
421 lines
15 KiB
C
/**
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* Copyright (c) 2023 Bosch Sensortec GmbH. All rights reserved.
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*
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* BSD-3-Clause
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are met:
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*
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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*
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* 3. Neither the name of the copyright holder nor the names of its
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* contributors may be used to endorse or promote products derived from
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* this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
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* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
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* COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
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* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
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* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
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* STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
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* IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*
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* @file bmi270.h
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* @date 2023-05-03
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* @version v2.86.1
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*
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*/
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/**
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* \ingroup bmi2xy
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* \defgroup bmi270 BMI270
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* @brief Sensor driver for BMI270 sensor
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*/
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#ifndef BMI270_H_
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#define BMI270_H_
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/*! CPP guard */
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#ifdef __cplusplus
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extern "C" {
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#endif
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/***************************************************************************/
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/*! Header files
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****************************************************************************/
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#include "bmi2.h"
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/***************************************************************************/
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/*! Macro definitions
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****************************************************************************/
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/*! @name BMI270 Chip identifier */
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#define BMI270_CHIP_ID UINT8_C(0x24)
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/*! @name BMI270 feature input start addresses */
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#define BMI270_CONFIG_ID_STRT_ADDR UINT8_C(0x00)
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#define BMI270_MAX_BURST_LEN_STRT_ADDR UINT8_C(0x02)
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#define BMI270_CRT_GYRO_SELF_TEST_STRT_ADDR UINT8_C(0x03)
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#define BMI270_ABORT_STRT_ADDR UINT8_C(0x03)
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#define BMI270_AXIS_MAP_STRT_ADDR UINT8_C(0x04)
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#define BMI270_GYRO_SELF_OFF_STRT_ADDR UINT8_C(0x05)
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#define BMI270_NVM_PROG_PREP_STRT_ADDR UINT8_C(0x05)
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#define BMI270_GYRO_GAIN_UPDATE_STRT_ADDR UINT8_C(0x06)
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#define BMI270_ANY_MOT_STRT_ADDR UINT8_C(0x0C)
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#define BMI270_NO_MOT_STRT_ADDR UINT8_C(0x00)
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#define BMI270_SIG_MOT_STRT_ADDR UINT8_C(0x04)
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#define BMI270_STEP_CNT_1_STRT_ADDR UINT8_C(0x00)
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#define BMI270_STEP_CNT_4_STRT_ADDR UINT8_C(0x02)
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#define BMI270_WRIST_GEST_STRT_ADDR UINT8_C(0x06)
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#define BMI270_WRIST_WEAR_WAKE_UP_STRT_ADDR UINT8_C(0x00)
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/*! @name BMI270 feature output start addresses */
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#define BMI270_STEP_CNT_OUT_STRT_ADDR UINT8_C(0x00)
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#define BMI270_STEP_ACT_OUT_STRT_ADDR UINT8_C(0x04)
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#define BMI270_WRIST_GEST_OUT_STRT_ADDR UINT8_C(0x06)
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#define BMI270_GYR_USER_GAIN_OUT_STRT_ADDR UINT8_C(0x08)
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#define BMI270_GYRO_CROSS_SENSE_STRT_ADDR UINT8_C(0x0C)
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#define BMI270_NVM_VFRM_OUT_STRT_ADDR UINT8_C(0x0E)
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/*! @name Defines maximum number of pages */
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#define BMI270_MAX_PAGE_NUM UINT8_C(8)
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/*! @name Defines maximum number of feature input configurations */
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#define BMI270_MAX_FEAT_IN UINT8_C(17)
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/*! @name Defines maximum number of feature outputs */
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#define BMI270_MAX_FEAT_OUT UINT8_C(7)
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/*! @name Mask definitions for feature interrupt status bits */
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#define BMI270_SIG_MOT_STATUS_MASK UINT8_C(0x01)
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#define BMI270_STEP_CNT_STATUS_MASK UINT8_C(0x02)
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#define BMI270_STEP_ACT_STATUS_MASK UINT8_C(0x04)
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#define BMI270_WRIST_WAKE_UP_STATUS_MASK UINT8_C(0x08)
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#define BMI270_WRIST_GEST_STATUS_MASK UINT8_C(0x10)
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#define BMI270_NO_MOT_STATUS_MASK UINT8_C(0x20)
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#define BMI270_ANY_MOT_STATUS_MASK UINT8_C(0x40)
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/*! @name Mask definitions for feature interrupt mapping bits */
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#define BMI270_INT_SIG_MOT_MASK UINT8_C(0x01)
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#define BMI270_INT_STEP_COUNTER_MASK UINT8_C(0x02)
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#define BMI270_INT_STEP_DETECTOR_MASK UINT8_C(0x02)
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#define BMI270_INT_STEP_ACT_MASK UINT8_C(0x04)
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#define BMI270_INT_WRIST_WEAR_WAKEUP_MASK UINT8_C(0x08)
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#define BMI270_INT_WRIST_GEST_MASK UINT8_C(0x10)
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#define BMI270_INT_NO_MOT_MASK UINT8_C(0x20)
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#define BMI270_INT_ANY_MOT_MASK UINT8_C(0x40)
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/*! @name Defines maximum number of feature interrupts */
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#define BMI270_MAX_INT_MAP UINT8_C(8)
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/***************************************************************************/
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/*! BMI270 User Interface function prototypes
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****************************************************************************/
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/**
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* \ingroup bmi270
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* \defgroup bmi270ApiInit Initialization
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* @brief Initialize the sensor and device structure
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*/
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/*!
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* \ingroup bmi270ApiInit
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* \page bmi270_api_bmi270_init bmi270_init
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* \code
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* int8_t bmi270_init(struct bmi2_dev *dev);
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* \endcode
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* @details This API:
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* 1) updates the device structure with address of the configuration file.
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* 2) Initializes BMI270 sensor.
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* 3) Writes the configuration file.
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* 4) Updates the feature offset parameters in the device structure.
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* 5) Updates the maximum number of pages, in the device structure.
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*
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* @param[in, out] dev : Structure instance of bmi2_dev.
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*
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* @return Result of API execution status
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* @retval 0 -> Success
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* @retval < 0 -> Fail
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*/
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int8_t bmi270_init(struct bmi2_dev *dev);
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/**
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* \ingroup bmi270
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* \defgroup bmi270ApiSensor Feature Set
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* @brief Enable / Disable features of the sensor
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*/
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/*!
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* \ingroup bmi270ApiSensor
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* \page bmi270_api_bmi270_sensor_enable bmi270_sensor_enable
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* \code
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* int8_t bmi270_sensor_enable(const uint8_t *sens_list, uint8_t n_sens, struct bmi2_dev *dev);
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* \endcode
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* @details This API selects the sensors/features to be enabled.
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*
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* @param[in] sens_list : Pointer to select the sensor/feature.
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* @param[in] n_sens : Number of sensors selected.
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* @param[in, out] dev : Structure instance of bmi2_dev.
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*
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* @note Sensors/features that can be enabled.
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*
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*@verbatim
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* sens_list | Values
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* ----------------------------|-----------
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* BMI2_ACCEL | 0
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* BMI2_GYRO | 1
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* BMI2_AUX | 2
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* BMI2_SIG_MOTION | 3
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* BMI2_ANY_MOTION | 4
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* BMI2_NO_MOTION | 5
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* BMI2_STEP_DETECTOR | 6
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* BMI2_STEP_COUNTER | 7
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* BMI2_STEP_ACTIVITY | 8
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* BMI2_GYRO_GAIN_UPDATE | 9
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* BMI2_WRIST_GESTURE | 19
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* BMI2_WRIST_WEAR_WAKE_UP | 20
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* BMI2_GYRO_SELF_OFF | 33
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*@endverbatim
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*
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* @note :
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* example uint8_t sens_list[2] = {BMI2_ACCEL, BMI2_GYRO};
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* uint8_t n_sens = 2;
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*
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* @return Result of API execution status
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* @retval 0 -> Success
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* @retval < 0 -> Fail
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*/
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int8_t bmi270_sensor_enable(const uint8_t *sens_list, uint8_t n_sens, struct bmi2_dev *dev);
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/*!
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* \ingroup bmi270ApiSensor
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* \page bmi270_api_bmi270_sensor_disable bmi270_sensor_disable
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* \code
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* int8_t bmi270_sensor_disable(const uint8_t *sens_list, uint8_t n_sens, struct bmi2_dev *dev);
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* \endcode
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* @details This API selects the sensors/features to be disabled.
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*
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* @param[in] sens_list : Pointer to select the sensor/feature.
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* @param[in] n_sens : Number of sensors selected.
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* @param[in, out] dev : Structure instance of bmi2_dev.
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*
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* @note Sensors/features that can be disabled.
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*
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*@verbatim
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* sens_list | Values
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* ----------------------------|-----------
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* BMI2_ACCEL | 0
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* BMI2_GYRO | 1
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* BMI2_AUX | 2
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* BMI2_SIG_MOTION | 3
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* BMI2_ANY_MOTION | 4
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* BMI2_NO_MOTION | 5
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* BMI2_STEP_DETECTOR | 6
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* BMI2_STEP_COUNTER | 7
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* BMI2_STEP_ACTIVITY | 8
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* BMI2_GYRO_GAIN_UPDATE | 9
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* BMI2_WRIST_GESTURE | 19
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* BMI2_WRIST_WEAR_WAKE_UP | 20
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* BMI2_GYRO_SELF_OFF | 33
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*@endverbatim
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*
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* @note :
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* example uint8_t sens_list[2] = {BMI2_ACCEL, BMI2_GYRO};
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* uint8_t n_sens = 2;
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*
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* @return Result of API execution status
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* @retval 0 -> Success
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* @retval < 0 -> Fail
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*/
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int8_t bmi270_sensor_disable(const uint8_t *sens_list, uint8_t n_sens, struct bmi2_dev *dev);
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/**
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* \ingroup bmi270
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* \defgroup bmi270ApiSensorC Sensor Configuration
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* @brief Enable / Disable feature configuration of the sensor
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*/
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/*!
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* \ingroup bmi270ApiSensorC
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* \page bmi270_api_bmi270_set_sensor_config bmi270_set_sensor_config
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* \code
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* int8_t bmi270_set_sensor_config(struct bmi2_sens_config *sens_cfg, uint8_t n_sens, struct bmi2_dev *dev);
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* \endcode
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* @details This API sets the sensor/feature configuration.
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*
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* @param[in] sens_cfg : Structure instance of bmi2_sens_config.
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* @param[in] n_sens : Number of sensors selected.
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* @param[in, out] dev : Structure instance of bmi2_dev.
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*
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* @note Sensors/features that can be configured
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*
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*@verbatim
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* sens_list | Values
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* ----------------------------|-----------
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* BMI2_SIG_MOTION | 3
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* BMI2_ANY_MOTION | 4
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* BMI2_NO_MOTION | 5
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* BMI2_STEP_DETECTOR | 6
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* BMI2_STEP_COUNTER | 7
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* BMI2_STEP_ACTIVITY | 8
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* BMI2_WRIST_GESTURE | 19
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* BMI2_WRIST_WEAR_WAKE_UP | 20
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* BMI2_STEP_COUNTER_PARAMS | 28
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*@endverbatim
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*
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* @return Result of API execution status
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* @retval 0 -> Success
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* @retval < 0 -> Fail
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*/
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int8_t bmi270_set_sensor_config(struct bmi2_sens_config *sens_cfg, uint8_t n_sens, struct bmi2_dev *dev);
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/*!
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* \ingroup bmi270ApiSensorC
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* \page bmi270_api_bmi270_get_sensor_config bmi270_get_sensor_config
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* \code
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* int8_t bmi270_get_sensor_config(struct bmi2_sens_config *sens_cfg, uint8_t n_sens, struct bmi2_dev *dev);
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* \endcode
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* @details This API gets the sensor/feature configuration.
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*
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* @param[in] sens_cfg : Structure instance of bmi2_sens_config.
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* @param[in] n_sens : Number of sensors selected.
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* @param[in, out] dev : Structure instance of bmi2_dev.
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*
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* @note Sensors/features whose configurations can be read.
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*
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*@verbatim
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* sens_list | Values
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* ----------------------------|-----------
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* BMI2_SIG_MOTION | 3
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* BMI2_ANY_MOTION | 4
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* BMI2_NO_MOTION | 5
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* BMI2_STEP_DETECTOR | 6
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* BMI2_STEP_COUNTER | 7
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* BMI2_STEP_ACTIVITY | 8
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* BMI2_WRIST_GESTURE | 19
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* BMI2_WRIST_WEAR_WAKE_UP | 20
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* BMI2_STEP_COUNTER_PARAMS | 28
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*@endverbatim
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*
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* @return Result of API execution status
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* @retval 0 -> Success
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* @retval < 0 -> Fail
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*/
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int8_t bmi270_get_sensor_config(struct bmi2_sens_config *sens_cfg, uint8_t n_sens, struct bmi2_dev *dev);
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/**
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* \ingroup bmi270
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* \defgroup bmi270ApiSensorD Feature Sensor Data
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* @brief Get feature sensor data
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*/
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/*!
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* \ingroup bmi270ApiSensorD
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* \page bmi270_api_bmi270_get_feature_data bmi270_get_feature_data
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* \code
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* int8_t bmi270_get_feature_data(struct bmi2_feat_sensor_data *feature_data, uint8_t n_sens, struct bmi2_dev *dev);
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* \endcode
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* @details This API gets the feature data.
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*
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* @param[out] feature_data : Structure instance of bmi2_feat_sensor_data.
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* @param[in] n_sens : Number of sensors selected.
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* @param[in] dev : Structure instance of bmi2_dev.
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*
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* @note Sensors/features whose data can be read
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*
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*@verbatim
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* sens_list | Values
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* ----------------------------|-----------
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* BMI2_STEP_COUNTER | 7
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* BMI2_STEP_ACTIVITY | 8
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* BMI2_WRIST_GESTURE | 19
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* BMI2_NVM_STATUS | 38
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* BMI2_VFRM_STATUS | 39
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*@endverbatim
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*
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* @return Result of API execution status
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* @retval 0 -> Success
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* @retval < 0 -> Fail
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*/
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int8_t bmi270_get_feature_data(struct bmi2_feat_sensor_data *feature_data, uint8_t n_sens, struct bmi2_dev *dev);
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/**
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* \ingroup bmi270
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* \defgroup bmi270ApiGyroUG Gyro User Gain
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* @brief Set / Get Gyro User Gain of the sensor
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*/
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/*!
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* \ingroup bmi270ApiGyroUG
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* \page bmi270_api_bmi270_update_gyro_user_gain bmi270_update_gyro_user_gain
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* \code
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* int8_t bmi270_update_gyro_user_gain(const struct bmi2_gyro_user_gain_config *user_gain, struct bmi2_dev *dev);
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* \endcode
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* @details This API updates the gyroscope user-gain.
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*
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* @param[in] user_gain : Structure that stores user-gain configurations.
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* @param[in] dev : Structure instance of bmi2_dev.
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*
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* @return Result of API execution status
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* @retval 0 -> Success
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* @retval < 0 -> Fail
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*/
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int8_t bmi270_update_gyro_user_gain(const struct bmi2_gyro_user_gain_config *user_gain, struct bmi2_dev *dev);
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/*!
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* \ingroup bmi270ApiGyroUG
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* \page bmi270_api_bmi270_read_gyro_user_gain bmi270_read_gyro_user_gain
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* \code
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* int8_t bmi270_read_gyro_user_gain(struct bmi2_gyro_user_gain_data *gyr_usr_gain, const struct bmi2_dev *dev);
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* \endcode
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* @details This API reads the compensated gyroscope user-gain values.
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*
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* @param[out] gyr_usr_gain : Structure that stores gain values.
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* @param[in] dev : Structure instance of bmi2_dev.
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*
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* @return Result of API execution status
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* @retval 0 -> Success
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* @retval < 0 -> Fail
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*/
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int8_t bmi270_read_gyro_user_gain(struct bmi2_gyro_user_gain_data *gyr_usr_gain, struct bmi2_dev *dev);
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/*!
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* \ingroup bmi270ApiInt
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* \page bmi270_api_bmi270_map_feat_int bmi270_map_feat_int
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* \code
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* int8_t bmi270_map_feat_int(const struct bmi2_sens_int_config *sens_int, uint8_t n_sens, struct bmi2_dev *dev)
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* \endcode
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* @details This API maps/unmaps feature interrupts to that of interrupt pins.
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*
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* @param[in] sens_int : Structure instance of bmi2_sens_int_config.
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* @param[in] n_sens : Number of interrupts to be mapped.
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* @param[in] dev : Structure instance of bmi2_dev.
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*
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* @return Result of API execution status
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* @retval 0 -> Success
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* @retval < 0 -> Fail
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*/
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int8_t bmi270_map_feat_int(const struct bmi2_sens_int_config *sens_int, uint8_t n_sens, struct bmi2_dev *dev);
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/******************************************************************************/
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/*! @name C++ Guard Macros */
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/******************************************************************************/
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#ifdef __cplusplus
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}
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#endif /* End of CPP guard */
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#endif /* BMI270_H_ */
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