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bma400_defs.h
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bma400_defs.h
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/**
* Copyright (c) 2020 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 bma400_defs.h
* @date 2020-06-05
* @version v1.5.8
*
*/
/*! @cond DOXYGEN_BMA400_DEFS_H_ */
#ifndef BMA400_DEFS_H_
#define BMA400_DEFS_H_
#ifdef __KERNEL__
#include <linux/types.h>
#include <linux/kernel.h>
#else
#include <stdint.h>
#include <stddef.h>
#endif
#if !defined(UINT8_C) && !defined(INT8_C)
#define INT8_C(x) S8_C(x)
#define UINT8_C(x) U8_C(x)
#endif
#if !defined(UINT16_C) && !defined(INT16_C)
#define INT16_C(x) S16_C(x)
#define UINT16_C(x) U16_C(x)
#endif
#if !defined(INT32_C) && !defined(UINT32_C)
#define INT32_C(x) S32_C(x)
#define UINT32_C(x) U32_C(x)
#endif
#if !defined(INT64_C) && !defined(UINT64_C)
#define INT64_C(x) S64_C(x)
#define UINT64_C(x) U64_C(x)
#endif
/* C standard macros */
#ifndef NULL
#ifdef __cplusplus
#define NULL 0
#else
#define NULL ((void *) 0)
#endif
#endif
#ifndef TRUE
#define TRUE UINT8_C(1)
#endif
#ifndef FALSE
#define FALSE UINT8_C(0)
#endif
/*!
* BMA400_INTF_RET_TYPE is the read/write interface return type which can be overwritten by the build system.
* The default is set to int8_t.
*/
#ifndef BMA400_INTF_RET_TYPE
#define BMA400_INTF_RET_TYPE int8_t
#endif
/*!
* BMA400_INTF_RET_SUCCESS is the success return value read/write interface return type which can be
* overwritten by the build system. The default is set to 0.
*/
#ifndef BMA400_INTF_RET_SUCCESS
#define BMA400_INTF_RET_SUCCESS INT8_C(0)
#endif
/* API success code */
#define BMA400_OK INT8_C(0)
/* API error codes */
#define BMA400_E_NULL_PTR INT8_C(-1)
#define BMA400_E_COM_FAIL INT8_C(-2)
#define BMA400_E_DEV_NOT_FOUND INT8_C(-3)
#define BMA400_E_INVALID_CONFIG INT8_C(-4)
/* API warning codes */
#define BMA400_W_SELF_TEST_FAIL INT8_C(1)
/* CHIP ID VALUE */
#define BMA400_CHIP_ID UINT8_C(0x90)
/* BMA400 I2C address macros */
#define BMA400_I2C_ADDRESS_SDO_LOW UINT8_C(0x14)
#define BMA400_I2C_ADDRESS_SDO_HIGH UINT8_C(0x15)
/* Power mode configurations */
#define BMA400_MODE_NORMAL UINT8_C(0x02)
#define BMA400_MODE_SLEEP UINT8_C(0x00)
#define BMA400_MODE_LOW_POWER UINT8_C(0x01)
/* Enable / Disable macros */
#define BMA400_DISABLE UINT8_C(0)
#define BMA400_ENABLE UINT8_C(1)
/* Data/sensortime selection macros */
#define BMA400_DATA_ONLY UINT8_C(0x00)
#define BMA400_DATA_SENSOR_TIME UINT8_C(0x01)
/* ODR configurations */
#define BMA400_ODR_12_5HZ UINT8_C(0x05)
#define BMA400_ODR_25HZ UINT8_C(0x06)
#define BMA400_ODR_50HZ UINT8_C(0x07)
#define BMA400_ODR_100HZ UINT8_C(0x08)
#define BMA400_ODR_200HZ UINT8_C(0x09)
#define BMA400_ODR_400HZ UINT8_C(0x0A)
#define BMA400_ODR_800HZ UINT8_C(0x0B)
/* Accel Range configuration */
#define BMA400_RANGE_2G UINT8_C(0x00)
#define BMA400_RANGE_4G UINT8_C(0x01)
#define BMA400_RANGE_8G UINT8_C(0x02)
#define BMA400_RANGE_16G UINT8_C(0x03)
/* Accel Axes selection settings for
* DATA SAMPLING, WAKEUP, ORIENTATION CHANGE,
* GEN1, GEN2 , ACTIVITY CHANGE
*/
#define BMA400_AXIS_X_EN UINT8_C(0x01)
#define BMA400_AXIS_Y_EN UINT8_C(0x02)
#define BMA400_AXIS_Z_EN UINT8_C(0x04)
#define BMA400_AXIS_XYZ_EN UINT8_C(0x07)
/* Accel filter(data_src_reg) selection settings */
#define BMA400_DATA_SRC_ACCEL_FILT_1 UINT8_C(0x00)
#define BMA400_DATA_SRC_ACCEL_FILT_2 UINT8_C(0x01)
#define BMA400_DATA_SRC_ACCEL_FILT_LP UINT8_C(0x02)
/* Accel OSR (OSR,OSR_LP) settings */
#define BMA400_ACCEL_OSR_SETTING_0 UINT8_C(0x00)
#define BMA400_ACCEL_OSR_SETTING_1 UINT8_C(0x01)
#define BMA400_ACCEL_OSR_SETTING_2 UINT8_C(0x02)
#define BMA400_ACCEL_OSR_SETTING_3 UINT8_C(0x03)
/* Accel filt1_bw settings */
/* Accel filt1_bw = 0.48 * ODR */
#define BMA400_ACCEL_FILT1_BW_0 UINT8_C(0x00)
/* Accel filt1_bw = 0.24 * ODR */
#define BMA400_ACCEL_FILT1_BW_1 UINT8_C(0x01)
/* Auto wake-up timeout value of 10.24s */
#define BMA400_TIMEOUT_MAX_AUTO_WAKEUP UINT16_C(0x0FFF)
/* Auto low power timeout value of 10.24s */
#define BMA400_TIMEOUT_MAX_AUTO_LP UINT16_C(0x0FFF)
/* Reference Update macros */
#define BMA400_UPDATE_MANUAL UINT8_C(0x00)
#define BMA400_UPDATE_ONE_TIME UINT8_C(0x01)
#define BMA400_UPDATE_EVERY_TIME UINT8_C(0x02)
#define BMA400_UPDATE_LP_EVERY_TIME UINT8_C(0x03)
/* Reference Update macros for orient interrupts */
#define BMA400_ORIENT_REFU_ACC_FILT_2 UINT8_C(0x01)
#define BMA400_ORIENT_REFU_ACC_FILT_LP UINT8_C(0x02)
/* Number of samples needed for Auto-wakeup interrupt evaluation */
#define BMA400_SAMPLE_COUNT_1 UINT8_C(0x00)
#define BMA400_SAMPLE_COUNT_2 UINT8_C(0x01)
#define BMA400_SAMPLE_COUNT_3 UINT8_C(0x02)
#define BMA400_SAMPLE_COUNT_4 UINT8_C(0x03)
#define BMA400_SAMPLE_COUNT_5 UINT8_C(0x04)
#define BMA400_SAMPLE_COUNT_6 UINT8_C(0x05)
#define BMA400_SAMPLE_COUNT_7 UINT8_C(0x06)
#define BMA400_SAMPLE_COUNT_8 UINT8_C(0x07)
/* Auto low power configurations */
/* Auto low power timeout disabled */
#define BMA400_AUTO_LP_TIMEOUT_DISABLE UINT8_C(0x00)
/* Auto low power entered on drdy interrupt */
#define BMA400_AUTO_LP_DRDY_TRIGGER UINT8_C(0x01)
/* Auto low power entered on GEN1 interrupt */
#define BMA400_AUTO_LP_GEN1_TRIGGER UINT8_C(0x02)
/* Auto low power entered on timeout of threshold value */
#define BMA400_AUTO_LP_TIMEOUT_EN UINT8_C(0x04)
/* Auto low power entered on timeout of threshold value
* but reset on activity detection
*/
#define BMA400_AUTO_LP_TIME_RESET_EN UINT8_C(0x08)
/* TAP INTERRUPT CONFIG MACROS */
/* Axes select for TAP interrupt */
#define BMA400_TAP_X_AXIS_EN UINT8_C(0x02)
#define BMA400_TAP_Y_AXIS_EN UINT8_C(0x01)
#define BMA400_TAP_Z_AXIS_EN UINT8_C(0x00)
/* TAP tics_th setting */
/* Maximum time between upper and lower peak of a tap, in data samples
* this time depends on the mechanics of the device tapped onto
* default = 12 samples
*/
/* Configures 6 data samples for high-low tap signal change time */
#define BMA400_TICS_TH_6_DATA_SAMPLES UINT8_C(0x00)
/* Configures 9 data samples for high-low tap signal change time */
#define BMA400_TICS_TH_9_DATA_SAMPLES UINT8_C(0x01)
/* Configures 12 data samples for high-low tap signal change time */
#define BMA400_TICS_TH_12_DATA_SAMPLES UINT8_C(0x02)
/* Configures 18 data samples for high-low tap signal change time */
#define BMA400_TICS_TH_18_DATA_SAMPLES UINT8_C(0x03)
/* TAP Sensitivity setting */
/* It modifies the threshold for minimum TAP amplitude */
/* BMA400_TAP_SENSITIVITY_0 correspond to highest sensitivity */
#define BMA400_TAP_SENSITIVITY_0 UINT8_C(0x00)
#define BMA400_TAP_SENSITIVITY_1 UINT8_C(0x01)
#define BMA400_TAP_SENSITIVITY_2 UINT8_C(0x02)
#define BMA400_TAP_SENSITIVITY_3 UINT8_C(0x03)
#define BMA400_TAP_SENSITIVITY_4 UINT8_C(0x04)
#define BMA400_TAP_SENSITIVITY_5 UINT8_C(0x05)
#define BMA400_TAP_SENSITIVITY_6 UINT8_C(0x06)
/* BMA400_TAP_SENSITIVITY_7 correspond to lowest sensitivity */
#define BMA400_TAP_SENSITIVITY_7 UINT8_C(0x07)
/* BMA400 TAP - quiet settings */
/* Quiet refers to minimum quiet time before and after double tap,
* in the data samples This time also defines the longest time interval
* between two taps so that they are considered as double tap
*/
/* Configures 60 data samples quiet time between single or double taps */
#define BMA400_QUIET_60_DATA_SAMPLES UINT8_C(0x00)
/* Configures 80 data samples quiet time between single or double taps */
#define BMA400_QUIET_80_DATA_SAMPLES UINT8_C(0x01)
/* Configures 100 data samples quiet time between single or double taps */
#define BMA400_QUIET_100_DATA_SAMPLES UINT8_C(0x02)
/* Configures 120 data samples quiet time between single or double taps */
#define BMA400_QUIET_120_DATA_SAMPLES UINT8_C(0x03)
/* BMA400 TAP - quiet_dt settings */
/* quiet_dt refers to Minimum time between the two taps of a
* double tap, in data samples
*/
/* Configures 4 data samples minimum time between double taps */
#define BMA400_QUIET_DT_4_DATA_SAMPLES UINT8_C(0x00)
/* Configures 8 data samples minimum time between double taps */
#define BMA400_QUIET_DT_8_DATA_SAMPLES UINT8_C(0x01)
/* Configures 12 data samples minimum time between double taps */
#define BMA400_QUIET_DT_12_DATA_SAMPLES UINT8_C(0x02)
/* Configures 16 data samples minimum time between double taps */
#define BMA400_QUIET_DT_16_DATA_SAMPLES UINT8_C(0x03)
/* ACTIVITY CHANGE CONFIG MACROS */
/* Data source for activity change detection */
#define BMA400_DATA_SRC_ACC_FILT1 UINT8_C(0x00)
#define BMA400_DATA_SRC_ACC_FILT2 UINT8_C(0x01)
/* Number of samples to evaluate for activity change detection */
#define BMA400_ACT_CH_SAMPLE_CNT_32 UINT8_C(0x00)
#define BMA400_ACT_CH_SAMPLE_CNT_64 UINT8_C(0x01)
#define BMA400_ACT_CH_SAMPLE_CNT_128 UINT8_C(0x02)
#define BMA400_ACT_CH_SAMPLE_CNT_256 UINT8_C(0x03)
#define BMA400_ACT_CH_SAMPLE_CNT_512 UINT8_C(0x04)
/* Interrupt pin configuration macros */
#define BMA400_INT_PUSH_PULL_ACTIVE_0 UINT8_C(0x00)
#define BMA400_INT_PUSH_PULL_ACTIVE_1 UINT8_C(0x01)
#define BMA400_INT_OPEN_DRIVE_ACTIVE_0 UINT8_C(0x02)
#define BMA400_INT_OPEN_DRIVE_ACTIVE_1 UINT8_C(0x03)
/* Interrupt Assertion status macros */
#define BMA400_ASSERTED_WAKEUP_INT UINT16_C(0x0001)
#define BMA400_ASSERTED_ORIENT_CH UINT16_C(0x0002)
#define BMA400_ASSERTED_GEN1_INT UINT16_C(0x0004)
#define BMA400_ASSERTED_GEN2_INT UINT16_C(0x0008)
#define BMA400_ASSERTED_INT_OVERRUN UINT16_C(0x0010)
#define BMA400_ASSERTED_FIFO_FULL_INT UINT16_C(0x0020)
#define BMA400_ASSERTED_FIFO_WM_INT UINT16_C(0x0040)
#define BMA400_ASSERTED_DRDY_INT UINT16_C(0x0080)
#define BMA400_ASSERTED_STEP_INT UINT16_C(0x0300)
#define BMA400_ASSERTED_S_TAP_INT UINT16_C(0x0400)
#define BMA400_ASSERTED_D_TAP_INT UINT16_C(0x0800)
#define BMA400_ASSERTED_ACT_CH_X UINT16_C(0x2000)
#define BMA400_ASSERTED_ACT_CH_Y UINT16_C(0x4000)
#define BMA400_ASSERTED_ACT_CH_Z UINT16_C(0x8000)
/* Generic interrupt criterion_sel configuration macros */
#define BMA400_ACTIVITY_INT UINT8_C(0x01)
#define BMA400_INACTIVITY_INT UINT8_C(0x00)
/* Generic interrupt axes evaluation logic configuration macros */
#define BMA400_ALL_AXES_INT UINT8_C(0x01)
#define BMA400_ANY_AXES_INT UINT8_C(0x00)
/* Generic interrupt hysteresis configuration macros */
#define BMA400_HYST_0_MG UINT8_C(0x00)
#define BMA400_HYST_24_MG UINT8_C(0x01)
#define BMA400_HYST_48_MG UINT8_C(0x02)
#define BMA400_HYST_96_MG UINT8_C(0x03)
/* BMA400 Register Address */
#define BMA400_REG_CHIP_ID UINT8_C(0x00)
#define BMA400_REG_STATUS UINT8_C(0x03)
#define BMA400_REG_ACCEL_DATA UINT8_C(0x04)
#define BMA400_REG_INT_STAT0 UINT8_C(0x0E)
#define BMA400_REG_TEMP_DATA UINT8_C(0x11)
#define BMA400_REG_FIFO_LENGTH UINT8_C(0x12)
#define BMA400_REG_FIFO_DATA UINT8_C(0x14)
#define BMA400_REG_STEP_CNT_0 UINT8_C(0x15)
#define BMA400_REG_ACCEL_CONFIG_0 UINT8_C(0x19)
#define BMA400_REG_ACCEL_CONFIG_1 UINT8_C(0x1A)
#define BMA400_REG_ACCEL_CONFIG_2 UINT8_C(0x1B)
#define BMA400_REG_INT_CONF_0 UINT8_C(0x1F)
#define BMA400_REG_INT_12_IO_CTRL UINT8_C(0x24)
#define BMA400_REG_INT_MAP UINT8_C(0x21)
#define BMA400_REG_FIFO_CONFIG_0 UINT8_C(0x26)
#define BMA400_REG_FIFO_READ_EN UINT8_C(0x29)
#define BMA400_REG_AUTO_LOW_POW_0 UINT8_C(0x2A)
#define BMA400_REG_AUTO_LOW_POW_1 UINT8_C(0x2B)
#define BMA400_REG_AUTOWAKEUP_0 UINT8_C(0x2C)
#define BMA400_REG_AUTOWAKEUP_1 UINT8_C(0x2D)
#define BMA400_REG_WAKEUP_INT_CONF_0 UINT8_C(0x2F)
#define BMA400_REG_ORIENTCH_INT_CONFIG UINT8_C(0x35)
#define BMA400_REG_GEN1_INT_CONFIG UINT8_C(0x3F)
#define BMA400_REG_GEN2_INT_CONFIG UINT8_C(0x4A)
#define BMA400_REG_ACT_CH_CONFIG_0 UINT8_C(0x55)
#define BMA400_REG_TAP_CONFIG UINT8_C(0x57)
#define BMA400_REG_SELF_TEST UINT8_C(0x7D)
#define BMA400_REG_COMMAND UINT8_C(0x7E)
/* BMA400 Command register */
#define BMA400_SOFT_RESET_CMD UINT8_C(0xB6)
#define BMA400_FIFO_FLUSH_CMD UINT8_C(0xB0)
/* BMA400 Delay definitions */
#define BMA400_DELAY_US_SOFT_RESET UINT8_C(5000)
#define BMA400_DELAY_US_SELF_TEST UINT8_C(7000)
#define BMA400_DELAY_US_SELF_TEST_DATA_READ UINT8_C(50000)
/* Interface selection macro */
#define BMA400_SPI_WR_MASK UINT8_C(0x7F)
#define BMA400_SPI_RD_MASK UINT8_C(0x80)
/* UTILITY MACROS */
#define BMA400_SET_LOW_BYTE UINT16_C(0x00FF)
#define BMA400_SET_HIGH_BYTE UINT16_C(0xFF00)
/* Interrupt mapping selection */
#define BMA400_DATA_READY_INT_MAP UINT8_C(0x01)
#define BMA400_FIFO_WM_INT_MAP UINT8_C(0x02)
#define BMA400_FIFO_FULL_INT_MAP UINT8_C(0x03)
#define BMA400_GEN2_INT_MAP UINT8_C(0x04)
#define BMA400_GEN1_INT_MAP UINT8_C(0x05)
#define BMA400_ORIENT_CH_INT_MAP UINT8_C(0x06)
#define BMA400_WAKEUP_INT_MAP UINT8_C(0x07)
#define BMA400_ACT_CH_INT_MAP UINT8_C(0x08)
#define BMA400_TAP_INT_MAP UINT8_C(0x09)
#define BMA400_STEP_INT_MAP UINT8_C(0x0A)
#define BMA400_INT_OVERRUN_MAP UINT8_C(0x0B)
/* BMA400 FIFO configurations */
#define BMA400_FIFO_AUTO_FLUSH UINT8_C(0x01)
#define BMA400_FIFO_STOP_ON_FULL UINT8_C(0x02)
#define BMA400_FIFO_TIME_EN UINT8_C(0x04)
#define BMA400_FIFO_DATA_SRC UINT8_C(0x08)
#define BMA400_FIFO_8_BIT_EN UINT8_C(0x10)
#define BMA400_FIFO_X_EN UINT8_C(0x20)
#define BMA400_FIFO_Y_EN UINT8_C(0x40)
#define BMA400_FIFO_Z_EN UINT8_C(0x80)
/* BMA400 FIFO data configurations */
#define BMA400_FIFO_EN_X UINT8_C(0x01)
#define BMA400_FIFO_EN_Y UINT8_C(0x02)
#define BMA400_FIFO_EN_Z UINT8_C(0x04)
#define BMA400_FIFO_EN_XY UINT8_C(0x03)
#define BMA400_FIFO_EN_YZ UINT8_C(0x06)
#define BMA400_FIFO_EN_XZ UINT8_C(0x05)
#define BMA400_FIFO_EN_XYZ UINT8_C(0x07)
/* BMA400 Self test configurations */
#define BMA400_SELF_TEST_DISABLE UINT8_C(0x00)
#define BMA400_SELF_TEST_ENABLE_POSITIVE UINT8_C(0x07)
#define BMA400_SELF_TEST_ENABLE_NEGATIVE UINT8_C(0x0F)
/* BMA400 FIFO data masks */
#define BMA400_FIFO_HEADER_MASK UINT8_C(0x3E)
#define BMA400_FIFO_BYTES_OVERREAD UINT8_C(25)
#define BMA400_AWIDTH_MASK UINT8_C(0xEF)
#define BMA400_FIFO_DATA_EN_MASK UINT8_C(0x0E)
/* BMA400 Step status field - Activity status */
#define BMA400_STILL_ACT UINT8_C(0x00)
#define BMA400_WALK_ACT UINT8_C(0x01)
#define BMA400_RUN_ACT UINT8_C(0x02)
/* It is inserted when FIFO_CONFIG0.fifo_data_src
* is changed during the FIFO read
*/
#define BMA400_FIFO_CONF0_CHANGE UINT8_C(0x01)
/* It is inserted when ACC_CONFIG0.filt1_bw
* is changed during the FIFO read
*/
#define BMA400_ACCEL_CONF0_CHANGE UINT8_C(0x02)
/* It is inserted when ACC_CONFIG1.acc_range
* acc_odr or osr is changed during the FIFO read
*/
#define BMA400_ACCEL_CONF1_CHANGE UINT8_C(0x04)
/* Accel width setting either 12/8 bit mode */
#define BMA400_12_BIT_FIFO_DATA UINT8_C(0x01)
#define BMA400_8_BIT_FIFO_DATA UINT8_C(0x00)
/* BMA400 FIFO header configurations */
#define BMA400_FIFO_SENSOR_TIME UINT8_C(0xA0)
#define BMA400_FIFO_EMPTY_FRAME UINT8_C(0x80)
#define BMA400_FIFO_CONTROL_FRAME UINT8_C(0x48)
#define BMA400_FIFO_XYZ_ENABLE UINT8_C(0x8E)
#define BMA400_FIFO_X_ENABLE UINT8_C(0x82)
#define BMA400_FIFO_Y_ENABLE UINT8_C(0x84)
#define BMA400_FIFO_Z_ENABLE UINT8_C(0x88)
#define BMA400_FIFO_XY_ENABLE UINT8_C(0x86)
#define BMA400_FIFO_YZ_ENABLE UINT8_C(0x8C)
#define BMA400_FIFO_XZ_ENABLE UINT8_C(0x8A)
/* BMA400 bit mask definitions */
#define BMA400_POWER_MODE_STATUS_MSK UINT8_C(0x06)
#define BMA400_POWER_MODE_STATUS_POS UINT8_C(1)
#define BMA400_POWER_MODE_MSK UINT8_C(0x03)
#define BMA400_ACCEL_ODR_MSK UINT8_C(0x0F)
#define BMA400_ACCEL_RANGE_MSK UINT8_C(0xC0)
#define BMA400_ACCEL_RANGE_POS UINT8_C(6)
#define BMA400_DATA_FILTER_MSK UINT8_C(0x0C)
#define BMA400_DATA_FILTER_POS UINT8_C(2)
#define BMA400_OSR_MSK UINT8_C(0x30)
#define BMA400_OSR_POS UINT8_C(4)
#define BMA400_OSR_LP_MSK UINT8_C(0x60)
#define BMA400_OSR_LP_POS UINT8_C(5)
#define BMA400_FILT_1_BW_MSK UINT8_C(0x80)
#define BMA400_FILT_1_BW_POS UINT8_C(7)
#define BMA400_WAKEUP_TIMEOUT_MSK UINT8_C(0x04)
#define BMA400_WAKEUP_TIMEOUT_POS UINT8_C(2)
#define BMA400_WAKEUP_THRES_LSB_MSK UINT16_C(0x000F)
#define BMA400_WAKEUP_THRES_MSB_MSK UINT16_C(0x0FF0)
#define BMA400_WAKEUP_THRES_MSB_POS UINT8_C(4)
#define BMA400_WAKEUP_TIMEOUT_THRES_MSK UINT8_C(0xF0)
#define BMA400_WAKEUP_TIMEOUT_THRES_POS UINT8_C(4)
#define BMA400_WAKEUP_INTERRUPT_MSK UINT8_C(0x02)
#define BMA400_WAKEUP_INTERRUPT_POS UINT8_C(1)
#define BMA400_AUTO_LOW_POW_MSK UINT8_C(0x0F)
#define BMA400_AUTO_LP_THRES_MSK UINT16_C(0x0FF0)
#define BMA400_AUTO_LP_THRES_POS UINT8_C(4)
#define BMA400_AUTO_LP_THRES_LSB_MSK UINT16_C(0x000F)
#define BMA400_WKUP_REF_UPDATE_MSK UINT8_C(0x03)
#define BMA400_AUTO_LP_TIMEOUT_LSB_MSK UINT8_C(0xF0)
#define BMA400_AUTO_LP_TIMEOUT_LSB_POS UINT8_C(4)
#define BMA400_SAMPLE_COUNT_MSK UINT8_C(0x1C)
#define BMA400_SAMPLE_COUNT_POS UINT8_C(2)
#define BMA400_WAKEUP_EN_AXES_MSK UINT8_C(0xE0)
#define BMA400_WAKEUP_EN_AXES_POS UINT8_C(5)
#define BMA400_TAP_AXES_EN_MSK UINT8_C(0x18)
#define BMA400_TAP_AXES_EN_POS UINT8_C(3)
#define BMA400_TAP_QUIET_DT_MSK UINT8_C(0x30)
#define BMA400_TAP_QUIET_DT_POS UINT8_C(4)
#define BMA400_TAP_QUIET_MSK UINT8_C(0x0C)
#define BMA400_TAP_QUIET_POS UINT8_C(2)
#define BMA400_TAP_TICS_TH_MSK UINT8_C(0x03)
#define BMA400_TAP_SENSITIVITY_MSK UINT8_C(0X07)
#define BMA400_ACT_CH_AXES_EN_MSK UINT8_C(0xE0)
#define BMA400_ACT_CH_AXES_EN_POS UINT8_C(5)
#define BMA400_ACT_CH_DATA_SRC_MSK UINT8_C(0x10)
#define BMA400_ACT_CH_DATA_SRC_POS UINT8_C(4)
#define BMA400_ACT_CH_NPTS_MSK UINT8_C(0x0F)
#define BMA400_INT_AXES_EN_MSK UINT8_C(0xE0)
#define BMA400_INT_AXES_EN_POS UINT8_C(5)
#define BMA400_INT_DATA_SRC_MSK UINT8_C(0x10)
#define BMA400_INT_DATA_SRC_POS UINT8_C(4)
#define BMA400_INT_REFU_MSK UINT8_C(0x0C)
#define BMA400_INT_REFU_POS UINT8_C(2)
#define BMA400_INT_HYST_MSK UINT8_C(0x03)
#define BMA400_GEN_INT_COMB_MSK UINT8_C(0x01)
#define BMA400_GEN_INT_CRITERION_MSK UINT8_C(0x02)
#define BMA400_GEN_INT_CRITERION_POS UINT8_C(0x01)
#define BMA400_INT_PIN1_CONF_MSK UINT8_C(0x06)
#define BMA400_INT_PIN1_CONF_POS UINT8_C(1)
#define BMA400_INT_PIN2_CONF_MSK UINT8_C(0x60)
#define BMA400_INT_PIN2_CONF_POS UINT8_C(5)
#define BMA400_INT_STATUS_MSK UINT8_C(0xE0)
#define BMA400_INT_STATUS_POS UINT8_C(5)
#define BMA400_EN_DRDY_MSK UINT8_C(0x80)
#define BMA400_EN_DRDY_POS UINT8_C(7)
#define BMA400_EN_FIFO_WM_MSK UINT8_C(0x40)
#define BMA400_EN_FIFO_WM_POS UINT8_C(6)
#define BMA400_EN_FIFO_FULL_MSK UINT8_C(0x20)
#define BMA400_EN_FIFO_FULL_POS UINT8_C(5)
#define BMA400_EN_INT_OVERRUN_MSK UINT8_C(0x10)
#define BMA400_EN_INT_OVERRUN_POS UINT8_C(4)
#define BMA400_EN_GEN2_MSK UINT8_C(0x08)
#define BMA400_EN_GEN2_POS UINT8_C(3)
#define BMA400_EN_GEN1_MSK UINT8_C(0x04)
#define BMA400_EN_GEN1_POS UINT8_C(2)
#define BMA400_EN_ORIENT_CH_MSK UINT8_C(0x02)
#define BMA400_EN_ORIENT_CH_POS UINT8_C(1)
#define BMA400_EN_LATCH_MSK UINT8_C(0x80)
#define BMA400_EN_LATCH_POS UINT8_C(7)
#define BMA400_EN_ACTCH_MSK UINT8_C(0x10)
#define BMA400_EN_ACTCH_POS UINT8_C(4)
#define BMA400_EN_D_TAP_MSK UINT8_C(0x08)
#define BMA400_EN_D_TAP_POS UINT8_C(3)
#define BMA400_EN_S_TAP_MSK UINT8_C(0x04)
#define BMA400_EN_S_TAP_POS UINT8_C(2)
#define BMA400_EN_STEP_INT_MSK UINT8_C(0x01)
#define BMA400_STEP_MAP_INT2_MSK UINT8_C(0x10)
#define BMA400_STEP_MAP_INT2_POS UINT8_C(4)
#define BMA400_EN_WAKEUP_INT_MSK UINT8_C(0x01)
#define BMA400_TAP_MAP_INT1_MSK UINT8_C(0x04)
#define BMA400_TAP_MAP_INT1_POS UINT8_C(2)
#define BMA400_TAP_MAP_INT2_MSK UINT8_C(0x40)
#define BMA400_TAP_MAP_INT2_POS UINT8_C(6)
#define BMA400_ACTCH_MAP_INT1_MSK UINT8_C(0x08)
#define BMA400_ACTCH_MAP_INT1_POS UINT8_C(3)
#define BMA400_ACTCH_MAP_INT2_MSK UINT8_C(0x80)
#define BMA400_ACTCH_MAP_INT2_POS UINT8_C(7)
#define BMA400_FIFO_BYTES_CNT_MSK UINT8_C(0x07)
#define BMA400_FIFO_TIME_EN_MSK UINT8_C(0x04)
#define BMA400_FIFO_TIME_EN_POS UINT8_C(2)
#define BMA400_FIFO_AXES_EN_MSK UINT8_C(0xE0)
#define BMA400_FIFO_AXES_EN_POS UINT8_C(5)
#define BMA400_FIFO_8_BIT_EN_MSK UINT8_C(0x10)
#define BMA400_FIFO_8_BIT_EN_POS UINT8_C(4)
/* Macro to SET and GET BITS of a register */
#define BMA400_SET_BITS(reg_data, bitname, data) \
((reg_data & ~(bitname##_MSK)) | \
((data << bitname##_POS) & bitname##_MSK))
#define BMA400_GET_BITS(reg_data, bitname) ((reg_data & (bitname##_MSK)) >> \
(bitname##_POS))
#define BMA400_SET_BITS_POS_0(reg_data, bitname, data) \
((reg_data & ~(bitname##_MSK)) | \
(data & bitname##_MSK))
#define BMA400_GET_BITS_POS_0(reg_data, bitname) (reg_data & (bitname##_MSK))
#define BMA400_SET_BIT_VAL_0(reg_data, bitname) (reg_data & ~(bitname##_MSK))
#define BMA400_GET_LSB(var) (uint8_t)(var & BMA400_SET_LOW_BYTE)
#define BMA400_GET_MSB(var) (uint8_t)((var & BMA400_SET_HIGH_BYTE) >> 8)
/* Macros used for Self test */
/*
* Derivation of values obtained by :
* Signal_Diff = ( (LSB/g value based on Accel Range) * (Minimum difference signal value) ) / 1000
*/
/* Self-test: Resulting minimum difference signal for BMA400 with Range 4G */
#define BMA400_ST_ACC_X_AXIS_SIGNAL_DIFF UINT16_C(768)
#define BMA400_ST_ACC_Y_AXIS_SIGNAL_DIFF UINT16_C(614)
#define BMA400_ST_ACC_Z_AXIS_SIGNAL_DIFF UINT16_C(128)
/*
* Interface selection enums
*/
enum bma400_intf {
/* SPI interface */
BMA400_SPI_INTF,
/* I2C interface */
BMA400_I2C_INTF
};
/********************************************************* */
/*! Function Pointers */
/********************************************************* */
/*!
* @brief Bus communication function pointer which should be mapped to
* the platform specific read functions of the user
*
* @param[in] reg_addr : 8bit register address of the sensor
* @param[out] reg_data : Data from the specified address
* @param[in] length : Length of the reg_data array
* @param[in,out] intf_ptr : Void pointer that can enable the linking of descriptors
* for interface related callbacks
* @retval 0 for Success
* @retval Non-zero for Failure
*/
typedef BMA400_INTF_RET_TYPE (*bma400_read_fptr_t)(uint8_t reg_addr, uint8_t *reg_data, uint32_t length,
void *intf_ptr);
/*!
* @brief Bus communication function pointer which should be mapped to
* the platform specific write functions of the user
*
* @param[in] reg_addr : 8bit register address of the sensor
* @param[out] reg_data : Data to the specified address
* @param[in] length : Length of the reg_data array
* @param[in,out] intf_ptr : Void pointer that can enable the linking of descriptors
* for interface related callbacks
* @retval 0 for Success
* @retval Non-zero for Failure
*
*/
typedef BMA400_INTF_RET_TYPE (*bma400_write_fptr_t)(uint8_t reg_addr, const uint8_t *reg_data, uint32_t length,
void *intf_ptr);
/*!
* @brief Delay function pointer which should be mapped to
* delay function of the user
*
* @param period - The time period in microseconds
* @param[in,out] intf_ptr : Void pointer that can enable the linking of descriptors
* for interface related callbacks
*/
typedef void (*bma400_delay_us_fptr_t)(uint32_t period, void *intf_ptr);
/*
* Sensor selection enums
*/
enum bma400_sensor {
BMA400_ACCEL,
BMA400_TAP_INT,
BMA400_ACTIVITY_CHANGE_INT,
BMA400_GEN1_INT,
BMA400_GEN2_INT,
BMA400_ORIENT_CHANGE_INT,
BMA400_STEP_COUNTER_INT
};
/*
* Interrupt channel selection enums
*/
enum bma400_int_chan {
BMA400_UNMAP_INT_PIN,
BMA400_INT_CHANNEL_1,
BMA400_INT_CHANNEL_2,
BMA400_MAP_BOTH_INT_PINS
};
/*
* Interrupt pin hardware configurations
*/
struct bma400_int_pin_conf
{
/* Interrupt channel selection enums */
enum bma400_int_chan int_chan;
/* Interrupt pin configuration
* Assignable Macros :
* - BMA400_INT_PUSH_PULL_ACTIVE_0
* - BMA400_INT_PUSH_PULL_ACTIVE_1
* - BMA400_INT_OPEN_DRIVE_ACTIVE_0
* - BMA400_INT_OPEN_DRIVE_ACTIVE_1
*/
uint8_t pin_conf;
};
/*
* Accel basic configuration
*/
struct bma400_acc_conf
{
/* Output data rate
* Assignable macros :
* - BMA400_ODR_12_5HZ - BMA400_ODR_25HZ - BMA400_ODR_50HZ
* - BMA400_ODR_100HZ - BMA400_ODR_200HZ - BMA400_ODR_400HZ
* - BMA400_ODR_800HZ
*/
uint8_t odr;
/* Range of sensor
* Assignable macros :
* - BMA400_2G_RANGE - BMA400_8G_RANGE
* - BMA400_4G_RANGE - BMA400_16G_RANGE
*/
uint8_t range;
/* Filter setting for data source
* Assignable Macros :
* - BMA400_DATA_SRC_ACCEL_FILT_1
* - BMA400_DATA_SRC_ACCEL_FILT_2
* - BMA400_DATA_SRC_ACCEL_FILT_LP
*/
uint8_t data_src;
/* Assignable Macros for osr and osr_lp:
* - BMA400_ACCEL_OSR_SETTING_0 - BMA400_ACCEL_OSR_SETTING_2
* - BMA400_ACCEL_OSR_SETTING_1 - BMA400_ACCEL_OSR_SETTING_3
*/
/* OSR setting for data source */
uint8_t osr;
/* OSR setting for low power mode */
uint8_t osr_lp;
/* Filter 1 Bandwidth
* Assignable macros :
* - BMA400_ACCEL_FILT1_BW_0
* - BMA400_ACCEL_FILT1_BW_1
*/
uint8_t filt1_bw;
/* Interrupt channel to be mapped */
enum bma400_int_chan int_chan;
};
/*
* Tap interrupt configurations
*/
struct bma400_tap_conf
{
/* Axes enabled to sense tap setting
* Assignable macros :
* - BMA400_X_AXIS_EN_TAP
* - BMA400_Y_AXIS_EN_TAP
* - BMA400_Z_AXIS_EN_TAP
*/
uint8_t axes_sel;
/* TAP sensitivity settings modifies the threshold
* for minimum TAP amplitude
* Assignable macros :
* - BMA400_TAP_SENSITIVITY_0 - BMA400_TAP_SENSITIVITY_4
* - BMA400_TAP_SENSITIVITY_1 - BMA400_TAP_SENSITIVITY_5
* - BMA400_TAP_SENSITIVITY_2 - BMA400_TAP_SENSITIVITY_6
* - BMA400_TAP_SENSITIVITY_3 - BMA400_TAP_SENSITIVITY_7
*
* @note :
* - BMA400_TAP_SENSITIVITY_0 correspond to highest sensitivity
* - BMA400_TAP_SENSITIVITY_7 correspond to lowest sensitivity
*/
uint8_t sensitivity;
/* TAP tics_th setting is the maximum time between upper and lower
* peak of a tap, in data samples, This time depends on the
* mechanics of the device tapped onto default = 12 samples
* Assignable macros :
* - BMA400_TICS_TH_6_DATA_SAMPLES
* - BMA400_TICS_TH_9_DATA_SAMPLES
* - BMA400_TICS_TH_12_DATA_SAMPLES
* - BMA400_TICS_TH_18_DATA_SAMPLES
*/
uint8_t tics_th;
/* BMA400 TAP - quiet settings to configure minimum quiet time
* before and after double tap, in the data samples.
* This time also defines the longest time interval between two
* taps so that they are considered as double tap
* Assignable macros :
* - BMA400_QUIET_60_DATA_SAMPLES
* - BMA400_QUIET_80_DATA_SAMPLES
* - BMA400_QUIET_100_DATA_SAMPLES
* - BMA400_QUIET_120_DATA_SAMPLES
*/
uint8_t quiet;
/* BMA400 TAP - quiet_dt settings
* quiet_dt refers to Minimum time between the two taps of a
* double tap, in data samples
* Assignable macros :
* - BMA400_QUIET_DT_4_DATA_SAMPLES
* - BMA400_QUIET_DT_8_DATA_SAMPLES
* - BMA400_QUIET_DT_12_DATA_SAMPLES
* - BMA400_QUIET_DT_16_DATA_SAMPLES
*/
uint8_t quiet_dt;
/* Interrupt channel to be mapped */
enum bma400_int_chan int_chan;
};
/*
* Activity change interrupt configurations
*/
struct bma400_act_ch_conf
{
/* Threshold for activity change (8 mg/LSB) */
uint8_t act_ch_thres;
/* Axes enabled to sense activity change
* Assignable macros :
* - BMA400_X_AXIS_EN
* - BMA400_Y_AXIS_EN
* - BMA400_Z_AXIS_EN
* - BMA400_XYZ_AXIS_EN
*/
uint8_t axes_sel;
/* Data Source for activity change
* Assignable macros :
* - BMA400_DATA_SRC_ACC_FILT1
* - BMA400_DATA_SRC_ACC_FILT2
*/
uint8_t data_source;
/* Sample count for sensing act_ch
* Assignable macros :
* - BMA400_ACT_CH_SAMPLE_CNT_32
* - BMA400_ACT_CH_SAMPLE_CNT_64
* - BMA400_ACT_CH_SAMPLE_CNT_128
* - BMA400_ACT_CH_SAMPLE_CNT_256
* - BMA400_ACT_CH_SAMPLE_CNT_512
*/
uint8_t act_ch_ntps;
/* Interrupt channel to be mapped */
enum bma400_int_chan int_chan;
};
/*
* Generic interrupt configurations
*/
struct bma400_gen_int_conf
{
/* Threshold for the gen1 interrupt (1 LSB = 8mg)
* if gen_int_thres = 10, then threshold = 10 * 8 = 80mg
*/
uint8_t gen_int_thres;
/* Duration for which the condition has to persist until
* interrupt can be triggered
* duration is measured in data samples of selected data source
*/
uint16_t gen_int_dur;
/* Enable axes to sense for the gen1 interrupt
* Assignable macros :
* - BMA400_X_AXIS_EN
* - BMA400_Y_AXIS_EN
* - BMA400_Z_AXIS_EN
* - BMA400_XYZ_AXIS_EN
*/
uint8_t axes_sel;
/* Data source to sense for the gen1 interrupt
* Assignable macros :
* - BMA400_DATA_SRC_ACC_FILT1
* - BMA400_DATA_SRC_ACC_FILT2
*/
uint8_t data_src;
/* Activity/Inactivity selection macros
* Assignable macros :
* - BMA400_ACTIVITY_INT
* - BMA400_INACTIVITY_INT
*/
uint8_t criterion_sel;
/* Axes selection logic macros
* Assignable macros :
* - BMA400_ALL_AXES_INT
* - BMA400_ANY_AXES_INT
*/
uint8_t evaluate_axes;
/* Reference x,y,z values updates
* Assignable macros :
* - BMA400_MANUAL_UPDATE
* - BMA400_ONE_TIME_UPDATE
* - BMA400_EVERY_TIME_UPDATE
* - BMA400_LP_EVERY_TIME_UPDATE
*/
uint8_t ref_update;
/* Hysteresis value
* Higher the hysteresis value, Lower the value of noise
* Assignable macros :
* - BMA400_HYST_0_MG
* - BMA400_HYST_24_MG
* - BMA400_HYST_48_MG
* - BMA400_HYST_96_MG
*/
uint8_t hysteresis;
/* Threshold value for x axes */
uint16_t int_thres_ref_x;
/* Threshold value for y axes */
uint16_t int_thres_ref_y;
/* Threshold value for z axes */
uint16_t int_thres_ref_z;
/* Interrupt channel to be mapped */
enum bma400_int_chan int_chan;
};
/*
* Orient interrupt configurations
*/
struct bma400_orient_int_conf
{