adxl355.h File Reference

Header file of ADXL355 Driver. More...

#include <stdint.h>
#include <string.h>
#include "no_os_util.h"
#include "no_os_i2c.h"
#include "no_os_spi.h"

Include dependency graph for adxl355.h:

Classes
union	adxl355_comm_init_param
struct	adxl355_init_param
	Structure holding the parameters for ADXL355 device initialization. More...
struct	_adxl355_int_mask
union	adxl355_int_mask
struct	_adxl355_sts_reg_flags
union	adxl355_sts_reg_flags
struct	_adxl355_act_en_flags
union	adxl355_act_en_flags
struct	adxl355_frac_repr
union	adxl355_comm_desc
struct	adxl355_dev
	ADXL355 Device structure. More...

Macros
#define	ADXL355_SPI_READ   0x01
#define	ADXL355_SPI_WRITE   0x00
#define	ADXL355_ADDR(x)
#define	GET_ADXL355_TRANSF_LEN(x)
#define	SET_ADXL355_TRANSF_LEN(x)
#define	GET_ADXL355_RESET_VAL(x)
#define	SET_ADXL355_RESET_VAL(x)
#define	ADXL355_DEVID_AD   (ADXL355_ADDR(0x00) | SET_ADXL355_TRANSF_LEN(1) | SET_ADXL355_RESET_VAL(0xAD))
#define	ADXL355_DEVID_MST   (ADXL355_ADDR(0x01) | SET_ADXL355_TRANSF_LEN(1) | SET_ADXL355_RESET_VAL(0x1D))
#define	ADXL355_PARTID   (ADXL355_ADDR(0x02) | SET_ADXL355_TRANSF_LEN(1) | SET_ADXL355_RESET_VAL(0xED))
#define	ADXL359_PARTID   (ADXL355_ADDR(0x02) | SET_ADXL355_TRANSF_LEN(1) | SET_ADXL355_RESET_VAL(0xE9))
#define	ADXL355_REVID   (ADXL355_ADDR(0x03) | SET_ADXL355_TRANSF_LEN(1) | SET_ADXL355_RESET_VAL(0x01))
#define	ADXL355_STATUS   (ADXL355_ADDR(0x04) | SET_ADXL355_TRANSF_LEN(1) | SET_ADXL355_RESET_VAL(0x00))
#define	ADXL355_FIFO_ENTRIES   (ADXL355_ADDR(0x05) | SET_ADXL355_TRANSF_LEN(1) | SET_ADXL355_RESET_VAL(0x00))
#define	ADXL355_TEMP   (ADXL355_ADDR(0x06) | SET_ADXL355_TRANSF_LEN(2))
#define	ADXL355_XDATA   (ADXL355_ADDR(0x08) | SET_ADXL355_TRANSF_LEN(3))
#define	ADXL355_YDATA   (ADXL355_ADDR(0x0B) | SET_ADXL355_TRANSF_LEN(3))
#define	ADXL355_ZDATA   (ADXL355_ADDR(0x0E) | SET_ADXL355_TRANSF_LEN(3))
#define	ADXL355_FIFO_DATA   (ADXL355_ADDR(0x11) | SET_ADXL355_TRANSF_LEN(1) | SET_ADXL355_RESET_VAL(0x00))
#define	ADXL355_OFFSET_X   (ADXL355_ADDR(0x1E) | SET_ADXL355_TRANSF_LEN(2))
#define	ADXL355_OFFSET_Y   (ADXL355_ADDR(0x20) | SET_ADXL355_TRANSF_LEN(2))
#define	ADXL355_OFFSET_Z   (ADXL355_ADDR(0x22) | SET_ADXL355_TRANSF_LEN(2))
#define	ADXL355_ACT_EN   (ADXL355_ADDR(0x24) | SET_ADXL355_TRANSF_LEN(1) | SET_ADXL355_RESET_VAL(0x00))
#define	ADXL355_ACT_THRESH   (ADXL355_ADDR(0x25) | SET_ADXL355_TRANSF_LEN(2))
#define	ADXL355_ACT_CNT   (ADXL355_ADDR(0x27) | SET_ADXL355_TRANSF_LEN(1) | SET_ADXL355_RESET_VAL(0x01))
#define	ADXL355_FILTER   (ADXL355_ADDR(0x28) | SET_ADXL355_TRANSF_LEN(1) | SET_ADXL355_RESET_VAL(0x00))
#define	ADXL355_FIFO_SAMPLES   (ADXL355_ADDR(0x29) | SET_ADXL355_TRANSF_LEN(1) | SET_ADXL355_RESET_VAL(0x60))
#define	ADXL355_INT_MAP   (ADXL355_ADDR(0x2A) | SET_ADXL355_TRANSF_LEN(1) | SET_ADXL355_RESET_VAL(0x00))
#define	ADXL355_SYNC   (ADXL355_ADDR(0x2B) | SET_ADXL355_TRANSF_LEN(1) | SET_ADXL355_RESET_VAL(0x00))
#define	ADXL355_RANGE   (ADXL355_ADDR(0x2C) | SET_ADXL355_TRANSF_LEN(1) | SET_ADXL355_RESET_VAL(0x81))
#define	ADXL355_POWER_CTL   (ADXL355_ADDR(0x2D) | SET_ADXL355_TRANSF_LEN(1) | SET_ADXL355_RESET_VAL(0x01))
#define	ADXL355_SELF_TEST   (ADXL355_ADDR(0x2E) | SET_ADXL355_TRANSF_LEN(1) | SET_ADXL355_RESET_VAL(0x00))
#define	ADXL355_RESET   (ADXL355_ADDR(0x2F) | SET_ADXL355_TRANSF_LEN(1) | SET_ADXL355_RESET_VAL(0x00))
#define	ADXL355_SHADOW_REGISTER_BASE_ADDR   (ADXL355_ADDR(0x50) | SET_ADXL355_TRANSF_LEN(5))
#define	ADXL355_MAX_FIFO_SAMPLES_VAL   0x60
#define	ADXL355_SELF_TEST_TRIGGER_VAL   0x03
#define	ADXL355_RESET_CODE   0x52
#define	ADXL355_ACC_SCALE_FACTOR_MUL   (int64_t) 38245
#define	ADXL355_ACC_SCALE_FACTOR_DIV   (int32_t)1000000000
#define	ADXL359_ACC_SCALE_FACTOR_MUL   (int64_t) 191229
#define	ADXL359_ACC_SCALE_FACTOR_DIV   (int32_t)1000000000
#define	ADXL355_TEMP_OFFSET   -211125
#define	ADXL355_TEMP_OFFSET_DIV   100
#define	ADXL355_TEMP_SCALE_FACTOR   -110497238
#define	ADXL355_TEMP_SCALE_FACTOR_DIV   1000000
#define	ADXL359_TEMP_OFFSET   -207825
#define	ADXL359_TEMP_OFFSET_DIV   100
#define	ADXL359_TEMP_SCALE_FACTOR   -110497238
#define	ADXL359_TEMP_SCALE_FACTOR_DIV   1000000
#define	ADXL355_NEG_ACC_MSK   NO_OS_GENMASK(31, 20)
#define	ADXL355_RANGE_FIELD_MSK   NO_OS_GENMASK( 1, 0)
#define	ADXL355_ODR_LPF_FIELD_MSK   NO_OS_GENMASK( 3, 0)
#define	ADXL355_HPF_FIELD_MSK   NO_OS_GENMASK( 6, 4)
#define	ADXL355_INT_POL_FIELD_MSK   NO_OS_BIT(6)

Enumerations
enum	adxl355_type {   ID_ADXL355 ,   ID_ADXL357 ,   ID_ADXL359 }
enum	adxl355_op_mode {   ADXL355_MEAS_TEMP_ON_DRDY_ON = 0 ,   ADXL355_STDBY_TEMP_ON_DRDY_ON = 1 ,   ADXL355_MEAS_TEMP_OFF_DRDY_ON = 2 ,   ADXL355_STDBY_TEMP_OFF_DRDY_ON = 3 ,   ADXL355_MEAS_TEMP_ON_DRDY_OFF = 4 ,   ADXL355_STDBY_TEMP_ON_DRDY_OFF = 5 ,   ADXL355_MEAS_TEMP_OFF_DRDY_OFF = 6 ,   ADXL355_STDBY_TEMP_OFF_DRDY_OFF = 7 }
enum	adxl355_comm_type {   ADXL355_SPI_COMM ,   ADXL355_I2C_COMM }
enum	adxl355_hpf_corner {   ADXL355_HPF_OFF ,   ADXL355_HPF_24_7 ,   ADXL355_HPF_6_2084 ,   ADXL355_HPF_1_5545 ,   ADXL355_HPF_0_3862 ,   ADXL355_HPF_0_0954 ,   ADXL355_HPF_0_0238 }
enum	adxl355_odr_lpf {   ADXL355_ODR_4000HZ ,   ADXL355_ODR_2000HZ ,   ADXL355_ODR_1000HZ ,   ADXL355_ODR_500HZ ,   ADXL355_ODR_250HZ ,   ADXL355_ODR_125HZ ,   ADXL355_ODR_62_5HZ ,   ADXL355_ODR_31_25HZ ,   ADXL355_ODR_15_625HZ ,   ADXL355_ODR_7_813HZ ,   ADXL355_ODR_3_906HZ }
enum	adxl355_range {   ADXL355_RANGE_2G = 1 ,   ADXL359_RANGE_10G = 1 ,   ADXL355_RANGE_4G = 2 ,   ADXL359_RANGE_20G = 2 ,   ADXL355_RANGE_8G = 3 ,   ADXL359_RANGE_40G = 3 }
enum	adxl355_int_pol {   ADXL355_INT_ACTIVE_LOW = 0 ,   ADXL355_INT_ACTIVE_HIGH = 1 }

Functions
int	adxl355_init (struct adxl355_dev **device, struct adxl355_init_param init_param)
	Initializes the communication peripheral and checks if the ADXL355 part is present.
int	adxl355_remove (struct adxl355_dev *dev)
	Free the resources allocated by adxl355_init().
int	adxl355_set_op_mode (struct adxl355_dev *dev, enum adxl355_op_mode op_mode)
	Places the device into the given operation mode.
int	adxl355_get_op_mode (struct adxl355_dev *dev, enum adxl355_op_mode *read_op_mode)
	Gets the current operation mode of the device.
int	adxl355_soft_reset (struct adxl355_dev *dev)
	Performs a soft reset of the device.
int	adxl355_set_self_test (struct adxl355_dev *dev)
	Triggers the self-test feature.
int	adxl355_set_range (struct adxl355_dev *dev, enum adxl355_range range_val)
	Sets the measurement range register value.
int	adxl355_set_odr_lpf (struct adxl355_dev *dev, enum adxl355_odr_lpf odr_lpf_val)
	Writes the low-pass filter settings.
int	adxl355_set_hpf_corner (struct adxl355_dev *dev, enum adxl355_hpf_corner hpf_corner_val)
	Writes the high-pass filter settings.
int	adxl355_set_offset (struct adxl355_dev *dev, uint16_t x_offset, uint16_t y_offset, uint16_t z_offset)
	Sets an offset value for each axis (Offset Calibration).
int	adxl355_get_raw_xyz (struct adxl355_dev *dev, uint32_t *raw_x, uint32_t *raw_y, uint32_t *raw_z)
	Reads the raw output data.
int	adxl355_get_xyz (struct adxl355_dev *dev, struct adxl355_frac_repr *x, struct adxl355_frac_repr *y, struct adxl355_frac_repr *z)
	Reads the raw output data of each axis and converts it to g.
int	adxl355_get_raw_temp (struct adxl355_dev *dev, uint16_t *raw_temp)
	Reads the raw temperature.
int	adxl355_get_temp (struct adxl355_dev *dev, struct adxl355_frac_repr *temp)
	Reads the raw temperature data and converts it to millidegrees Celsius.
int	adxl355_get_sts_reg (struct adxl355_dev *dev, union adxl355_sts_reg_flags *status_flags)
	Reads the status register value.
int	adxl355_get_nb_of_fifo_entries (struct adxl355_dev *dev, uint8_t *reg_value)
	Reads the number of FIFO entries register value.
int	adxl355_set_fifo_samples (struct adxl355_dev *dev, uint8_t reg_value)
	Sets the number of FIFO samples register value.
int	adxl355_get_raw_fifo_data (struct adxl355_dev *dev, uint8_t *fifo_entries, uint32_t *raw_x, uint32_t *raw_y, uint32_t *raw_z)
	Reads fifo data and returns the raw values.
int	adxl355_get_fifo_data (struct adxl355_dev *dev, uint8_t *fifo_entries, struct adxl355_frac_repr *x, struct adxl355_frac_repr *y, struct adxl355_frac_repr *z)
	Reads fifo data and returns the values converted in m/s^2.
int	adxl355_conf_act_en (struct adxl355_dev *dev, union adxl355_act_en_flags act_config)
	Configures the activity enable register.
int	adxl355_conf_act_thr (struct adxl355_dev *dev, uint16_t act_thr)
	Configures the activity threshold registers.
int	adxl355_set_act_cnt_reg (struct adxl355_dev *dev, uint8_t act_cnt)
	Writes the activity count register value.
int	adxl355_config_int_pins (struct adxl355_dev *dev, union adxl355_int_mask int_conf)
	Configures the interrupt map for INT1 and INT2 pins.
int	adxl355_set_int_pol (struct adxl355_dev *dev, enum adxl355_int_pol int_pol)
	Sets the interrupt polarity.

Detailed Description

Header file of ADXL355 Driver.

Author

RBolboac (ramon.nosp@m.a.bo.nosp@m.lboac.nosp@m.a@an.nosp@m.alog..nosp@m.com)

Copyright 2022(c) Analog Devices, Inc.

SPDX-License-Identifier: BSD-3-Clause

Macro Definition Documentation

ADXL355_ACC_SCALE_FACTOR_DIV

#define ADXL355_ACC_SCALE_FACTOR_DIV   (int32_t)1000000000

ADXL355_ACC_SCALE_FACTOR_MUL

#define ADXL355_ACC_SCALE_FACTOR_MUL   (int64_t) 38245

ADXL355_ACT_CNT

#define ADXL355_ACT_CNT   (ADXL355_ADDR(0x27) | SET_ADXL355_TRANSF_LEN(1) | SET_ADXL355_RESET_VAL(0x01))

ADXL355_ACT_EN

#define ADXL355_ACT_EN   (ADXL355_ADDR(0x24) | SET_ADXL355_TRANSF_LEN(1) | SET_ADXL355_RESET_VAL(0x00))

ADXL355_ACT_THRESH

#define ADXL355_ACT_THRESH   (ADXL355_ADDR(0x25) | SET_ADXL355_TRANSF_LEN(2))

ADXL355_ADDR

#define ADXL355_ADDR

(

x

)

Value:

((x) & 0xFF)

ADXL355_DEVID_AD

#define ADXL355_DEVID_AD   (ADXL355_ADDR(0x00) | SET_ADXL355_TRANSF_LEN(1) | SET_ADXL355_RESET_VAL(0xAD))

ADXL355_DEVID_MST

#define ADXL355_DEVID_MST   (ADXL355_ADDR(0x01) | SET_ADXL355_TRANSF_LEN(1) | SET_ADXL355_RESET_VAL(0x1D))

ADXL355_FIFO_DATA

#define ADXL355_FIFO_DATA   (ADXL355_ADDR(0x11) | SET_ADXL355_TRANSF_LEN(1) | SET_ADXL355_RESET_VAL(0x00))

ADXL355_FIFO_ENTRIES

#define ADXL355_FIFO_ENTRIES   (ADXL355_ADDR(0x05) | SET_ADXL355_TRANSF_LEN(1) | SET_ADXL355_RESET_VAL(0x00))

ADXL355_FIFO_SAMPLES

#define ADXL355_FIFO_SAMPLES   (ADXL355_ADDR(0x29) | SET_ADXL355_TRANSF_LEN(1) | SET_ADXL355_RESET_VAL(0x60))

ADXL355_FILTER

#define ADXL355_FILTER   (ADXL355_ADDR(0x28) | SET_ADXL355_TRANSF_LEN(1) | SET_ADXL355_RESET_VAL(0x00))

ADXL355_HPF_FIELD_MSK

#define ADXL355_HPF_FIELD_MSK   NO_OS_GENMASK( 6, 4)

ADXL355_INT_MAP

#define ADXL355_INT_MAP   (ADXL355_ADDR(0x2A) | SET_ADXL355_TRANSF_LEN(1) | SET_ADXL355_RESET_VAL(0x00))

ADXL355_INT_POL_FIELD_MSK

#define ADXL355_INT_POL_FIELD_MSK   NO_OS_BIT(6)

ADXL355_MAX_FIFO_SAMPLES_VAL

#define ADXL355_MAX_FIFO_SAMPLES_VAL   0x60

ADXL355_NEG_ACC_MSK

#define ADXL355_NEG_ACC_MSK   NO_OS_GENMASK(31, 20)

ADXL355_ODR_LPF_FIELD_MSK

#define ADXL355_ODR_LPF_FIELD_MSK   NO_OS_GENMASK( 3, 0)

ADXL355_OFFSET_X

#define ADXL355_OFFSET_X   (ADXL355_ADDR(0x1E) | SET_ADXL355_TRANSF_LEN(2))

ADXL355_OFFSET_Y

#define ADXL355_OFFSET_Y   (ADXL355_ADDR(0x20) | SET_ADXL355_TRANSF_LEN(2))

ADXL355_OFFSET_Z

#define ADXL355_OFFSET_Z   (ADXL355_ADDR(0x22) | SET_ADXL355_TRANSF_LEN(2))

ADXL355_PARTID

#define ADXL355_PARTID   (ADXL355_ADDR(0x02) | SET_ADXL355_TRANSF_LEN(1) | SET_ADXL355_RESET_VAL(0xED))

ADXL355_POWER_CTL

#define ADXL355_POWER_CTL   (ADXL355_ADDR(0x2D) | SET_ADXL355_TRANSF_LEN(1) | SET_ADXL355_RESET_VAL(0x01))

ADXL355_RANGE

#define ADXL355_RANGE   (ADXL355_ADDR(0x2C) | SET_ADXL355_TRANSF_LEN(1) | SET_ADXL355_RESET_VAL(0x81))

ADXL355_RANGE_FIELD_MSK

#define ADXL355_RANGE_FIELD_MSK   NO_OS_GENMASK( 1, 0)

ADXL355_RESET

#define ADXL355_RESET   (ADXL355_ADDR(0x2F) | SET_ADXL355_TRANSF_LEN(1) | SET_ADXL355_RESET_VAL(0x00))

ADXL355_RESET_CODE

#define ADXL355_RESET_CODE   0x52

ADXL355_REVID

#define ADXL355_REVID   (ADXL355_ADDR(0x03) | SET_ADXL355_TRANSF_LEN(1) | SET_ADXL355_RESET_VAL(0x01))

ADXL355_SELF_TEST

#define ADXL355_SELF_TEST   (ADXL355_ADDR(0x2E) | SET_ADXL355_TRANSF_LEN(1) | SET_ADXL355_RESET_VAL(0x00))

ADXL355_SELF_TEST_TRIGGER_VAL

#define ADXL355_SELF_TEST_TRIGGER_VAL   0x03

ADXL355_SHADOW_REGISTER_BASE_ADDR

#define ADXL355_SHADOW_REGISTER_BASE_ADDR   (ADXL355_ADDR(0x50) | SET_ADXL355_TRANSF_LEN(5))

ADXL355_SPI_READ

#define ADXL355_SPI_READ   0x01

ADXL355_SPI_WRITE

#define ADXL355_SPI_WRITE   0x00

ADXL355_STATUS

#define ADXL355_STATUS   (ADXL355_ADDR(0x04) | SET_ADXL355_TRANSF_LEN(1) | SET_ADXL355_RESET_VAL(0x00))

ADXL355_SYNC

#define ADXL355_SYNC   (ADXL355_ADDR(0x2B) | SET_ADXL355_TRANSF_LEN(1) | SET_ADXL355_RESET_VAL(0x00))

ADXL355_TEMP

#define ADXL355_TEMP   (ADXL355_ADDR(0x06) | SET_ADXL355_TRANSF_LEN(2))

ADXL355_TEMP_OFFSET

#define ADXL355_TEMP_OFFSET   -211125

ADXL355_TEMP_OFFSET_DIV

#define ADXL355_TEMP_OFFSET_DIV   100

ADXL355_TEMP_SCALE_FACTOR

#define ADXL355_TEMP_SCALE_FACTOR   -110497238

ADXL355_TEMP_SCALE_FACTOR_DIV

#define ADXL355_TEMP_SCALE_FACTOR_DIV   1000000

ADXL355_XDATA

#define ADXL355_XDATA   (ADXL355_ADDR(0x08) | SET_ADXL355_TRANSF_LEN(3))

ADXL355_YDATA

#define ADXL355_YDATA   (ADXL355_ADDR(0x0B) | SET_ADXL355_TRANSF_LEN(3))

ADXL355_ZDATA

#define ADXL355_ZDATA   (ADXL355_ADDR(0x0E) | SET_ADXL355_TRANSF_LEN(3))

ADXL359_ACC_SCALE_FACTOR_DIV

#define ADXL359_ACC_SCALE_FACTOR_DIV   (int32_t)1000000000

ADXL359_ACC_SCALE_FACTOR_MUL

#define ADXL359_ACC_SCALE_FACTOR_MUL   (int64_t) 191229

ADXL359_PARTID

#define ADXL359_PARTID   (ADXL355_ADDR(0x02) | SET_ADXL355_TRANSF_LEN(1) | SET_ADXL355_RESET_VAL(0xE9))

ADXL359_TEMP_OFFSET

#define ADXL359_TEMP_OFFSET   -207825

ADXL359_TEMP_OFFSET_DIV

#define ADXL359_TEMP_OFFSET_DIV   100

ADXL359_TEMP_SCALE_FACTOR

#define ADXL359_TEMP_SCALE_FACTOR   -110497238

ADXL359_TEMP_SCALE_FACTOR_DIV

#define ADXL359_TEMP_SCALE_FACTOR_DIV   1000000

GET_ADXL355_RESET_VAL

#define GET_ADXL355_RESET_VAL

(

x

)

Value:

(((x) >> 16) & 0x0000FF)

GET_ADXL355_TRANSF_LEN

#define GET_ADXL355_TRANSF_LEN

(

x

)

Value:

(((x) >>  8) & 0x0000FF)

SET_ADXL355_RESET_VAL

#define SET_ADXL355_RESET_VAL

(

x

)

Value:

(((x) << 16) & 0xFF0000)

SET_ADXL355_TRANSF_LEN

#define SET_ADXL355_TRANSF_LEN

(

x

)

Value:

(((x) <<  8) & 0x00FF00)

Enumeration Type Documentation

adxl355_comm_type

enum adxl355_comm_type

Enumerator
ADXL355_SPI_COMM
ADXL355_I2C_COMM

adxl355_hpf_corner

enum adxl355_hpf_corner

Enumerator
ADXL355_HPF_OFF
ADXL355_HPF_24_7
ADXL355_HPF_6_2084
ADXL355_HPF_1_5545
ADXL355_HPF_0_3862
ADXL355_HPF_0_0954
ADXL355_HPF_0_0238

adxl355_int_pol

enum adxl355_int_pol

Enumerator
ADXL355_INT_ACTIVE_LOW
ADXL355_INT_ACTIVE_HIGH

adxl355_odr_lpf

enum adxl355_odr_lpf

Enumerator
ADXL355_ODR_4000HZ
ADXL355_ODR_2000HZ
ADXL355_ODR_1000HZ
ADXL355_ODR_500HZ
ADXL355_ODR_250HZ
ADXL355_ODR_125HZ
ADXL355_ODR_62_5HZ
ADXL355_ODR_31_25HZ
ADXL355_ODR_15_625HZ
ADXL355_ODR_7_813HZ
ADXL355_ODR_3_906HZ

adxl355_op_mode

enum adxl355_op_mode

Enumerator
ADXL355_MEAS_TEMP_ON_DRDY_ON
ADXL355_STDBY_TEMP_ON_DRDY_ON
ADXL355_MEAS_TEMP_OFF_DRDY_ON
ADXL355_STDBY_TEMP_OFF_DRDY_ON
ADXL355_MEAS_TEMP_ON_DRDY_OFF
ADXL355_STDBY_TEMP_ON_DRDY_OFF
ADXL355_MEAS_TEMP_OFF_DRDY_OFF
ADXL355_STDBY_TEMP_OFF_DRDY_OFF

adxl355_range

enum adxl355_range

Enumerator
ADXL355_RANGE_2G
ADXL359_RANGE_10G
ADXL355_RANGE_4G
ADXL359_RANGE_20G
ADXL355_RANGE_8G
ADXL359_RANGE_40G

adxl355_type

enum adxl355_type

Enumerator
ID_ADXL355
ID_ADXL357
ID_ADXL359

Function Documentation

adxl355_conf_act_en()

int adxl355_conf_act_en	(	struct adxl355_dev *	dev,
		union adxl355_act_en_flags	act_config )

Configures the activity enable register.

Configures the activity enable register.

Parameters

dev	- The device structure.
act_config	- Activity enable mapping.

Returns

ret - Result of the configuration procedure.

adxl355_conf_act_thr()

int adxl355_conf_act_thr	(	struct adxl355_dev *	dev,
		uint16_t	act_thr )

Configures the activity threshold registers.

Configures the activity threshold registers.

Parameters

dev	- The device structure.
act_thr	- Activity threshold value.

Returns

ret - Result of the configuration procedure.

adxl355_config_int_pins()

int adxl355_config_int_pins	(	struct adxl355_dev *	dev,
		union adxl355_int_mask	int_conf )

Configures the interrupt map for INT1 and INT2 pins.

Configures the interrupt map for INT1 and INT2 pins.

Parameters

dev	- The device structure.
int_conf	- Interrupt mapping.

Returns

ret - Result of the configuration procedure.

adxl355_get_fifo_data()

int adxl355_get_fifo_data	(	struct adxl355_dev *	dev,
		uint8_t *	fifo_entries,
		struct adxl355_frac_repr *	x,
		struct adxl355_frac_repr *	y,
		struct adxl355_frac_repr *	z )

Reads fifo data and returns the values converted in m/s^2.

Reads fifo data and returns the values converted in g.

Parameters

dev	- The device structure.
fifo_entries	- The number of fifo entries.
x	- Converted x-axis data.
y	- Converted y-axis data.
z	- Converted z-axis data.

Returns

ret - Result of the configuration procedure.

adxl355_get_nb_of_fifo_entries()

int adxl355_get_nb_of_fifo_entries	(	struct adxl355_dev *	dev,
		uint8_t *	reg_value )

Reads the number of FIFO entries register value.

Reads the number of FIFO entries register value.

Parameters

dev	- The device structure.
reg_value	- Register value.

Returns

ret - Result of the reading procedure.

adxl355_get_op_mode()

int adxl355_get_op_mode	(	struct adxl355_dev *	dev,
		enum adxl355_op_mode *	op_mode )

Gets the current operation mode of the device.

Reads the device current operation mode.

Parameters

dev	- The device structure.
op_mode	- Read operation mode.

Returns

ret - Result of the reading operation procedure.

adxl355_get_raw_fifo_data()

int adxl355_get_raw_fifo_data	(	struct adxl355_dev *	dev,
		uint8_t *	fifo_entries,
		uint32_t *	raw_x,
		uint32_t *	raw_y,
		uint32_t *	raw_z )

Reads fifo data and returns the raw values.

Reads fifo data and returns the raw values.

Parameters

dev	- The device structure.
fifo_entries	- The number of fifo entries.
raw_x	- Raw x-axis data.
raw_y	- Raw y-axis data.
raw_z	- Raw z-axis data.

Returns

ret - Result of the configuration procedure.

adxl355_get_raw_temp()

int adxl355_get_raw_temp	(	struct adxl355_dev *	dev,
		uint16_t *	raw_temp )

Reads the raw temperature.

Reads the raw temperature data.

Parameters

dev	- The device structure.
raw_temp	- Raw temperature output data.

Returns

ret - Result of the reading procedure.

adxl355_get_raw_xyz()

int adxl355_get_raw_xyz	(	struct adxl355_dev *	dev,
		uint32_t *	raw_x,
		uint32_t *	raw_y,
		uint32_t *	raw_z )

Reads the raw output data.

Reads the raw output data of each axis.

Parameters

dev	- The device structure.
raw_x	- X-axis's raw output data.
raw_y	- Y-axis's raw output data.
raw_z	- Z-axis's raw output data.

Returns

ret - Result of the reading procedure.

adxl355_get_sts_reg()

int adxl355_get_sts_reg	(	struct adxl355_dev *	dev,
		union adxl355_sts_reg_flags *	status_flags )

Reads the status register value.

Reads the status register value.

Parameters

dev	- The device structure.
status_flags	- Register value.

Returns

ret - Result of the reading procedure.

adxl355_get_temp()

int adxl355_get_temp	(	struct adxl355_dev *	dev,
		struct adxl355_frac_repr *	temp )

Reads the raw temperature data and converts it to millidegrees Celsius.

Reads the raw temperature data and converts it to millidegrees Celsius.

Parameters

dev	- The device structure.
temp	- Temperature output data.

Returns

ret - Result of the reading procedure.

adxl355_get_xyz()

int adxl355_get_xyz	(	struct adxl355_dev *	dev,
		struct adxl355_frac_repr *	x,
		struct adxl355_frac_repr *	y,
		struct adxl355_frac_repr *	z )

Reads the raw output data of each axis and converts it to g.

Reads the raw output data of each axis and converts it to g.

Parameters

dev	- The device structure.
x	- X-axis's output data.
y	- Y-axis's output data.
z	- Z-axis's output data.

Returns

ret - Result of the reading procedure.

adxl355_init()

int adxl355_init	(	struct adxl355_dev **	device,
		struct adxl355_init_param	init_param )

Initializes the communication peripheral and checks if the ADXL355 part is present.

Init. the comm. peripheral and checks if the ADXL355 part is present.

Parameters

device	- The device structure.
init_param	- The structure that contains the device initial parameters.

Returns

ret - Result of the initialization procedure.

adxl355_remove()

int adxl355_remove

(

struct adxl355_dev *

dev

)

Free the resources allocated by adxl355_init().

Free the resources allocated by adxl355_init().

Parameters

dev	- The device structure.

Returns

ret - Result of the remove procedure.

adxl355_set_act_cnt_reg()

int adxl355_set_act_cnt_reg	(	struct adxl355_dev *	dev,
		uint8_t	act_cnt )

Writes the activity count register value.

Writes the activity count register value.

Parameters

dev	- The device structure.
act_cnt	- Register value.

Returns

ret - Result of the writing procedure.

adxl355_set_fifo_samples()

int adxl355_set_fifo_samples	(	struct adxl355_dev *	dev,
		uint8_t	reg_value )

Sets the number of FIFO samples register value.

Sets the number of FIFO samples register value.

Parameters

dev	- The device structure.
reg_value	- Register value.

Returns

ret - Result of the writing procedure.

adxl355_set_hpf_corner()

int adxl355_set_hpf_corner	(	struct adxl355_dev *	dev,
		enum adxl355_hpf_corner	hpf_corner_val )

Writes the high-pass filter settings.

Writes the high-pass filter settings.

Parameters

dev	- The device structure.
hpf_corner_val	- High-pass filter settings.

Returns

ret - Result of the writing procedure.

adxl355_set_int_pol()

int adxl355_set_int_pol	(	struct adxl355_dev *	dev,
		enum adxl355_int_pol	int_pol )

Sets the interrupt polarity.

Configures the interrupt polarity.

Parameters

dev	- The device structure.
int_pol	- Interrupt polarity to be set.

Returns

ret - Result of the reading procedure.

adxl355_set_odr_lpf()

int adxl355_set_odr_lpf	(	struct adxl355_dev *	dev,
		enum adxl355_odr_lpf	odr_lpf_val )

Writes the low-pass filter settings.

Writes the low-pass filter settings.

Parameters

dev	- The device structure.
odr_lpf_val	- Low-pass filter settings.

Returns

ret - Result of the writing procedure.

adxl355_set_offset()

int adxl355_set_offset	(	struct adxl355_dev *	dev,
		uint16_t	x_offset,
		uint16_t	y_offset,
		uint16_t	z_offset )

Sets an offset value for each axis (Offset Calibration).

Sets an offset value for each axis (Offset Calibration).

Parameters

dev	- The device structure.
x_offset	- X-axis's offset.
y_offset	- Y-axis's offset.
z_offset	- Z-axis's offset.

Returns

ret - Result of the writing procedure.

adxl355_set_op_mode()

int adxl355_set_op_mode	(	struct adxl355_dev *	dev,
		enum adxl355_op_mode	op_mode )

Places the device into the given operation mode.

Places the device into the given operation mode.

Parameters

dev	- The device structure.
op_mode	- Operation mode mode.

Returns

ret - Result of the setting operation procedure.

adxl355_set_range()

int adxl355_set_range	(	struct adxl355_dev *	dev,
		enum adxl355_range	range_val )

Sets the measurement range register value.

Sets the measurement range register value.

Parameters

dev	- The device structure.
range_val	- Selected range.

Returns

ret - Result of the writing procedure.

adxl355_set_self_test()

int adxl355_set_self_test

(

struct adxl355_dev *

dev

)

Triggers the self-test feature.

Triggers the self-test feature.

Parameters

dev	- The device structure.

Returns

ret - Result of the writing procedure.

adxl355_soft_reset()

int adxl355_soft_reset

(

struct adxl355_dev *

dev

)

Performs a soft reset of the device.

Performs soft reset of the device.

Parameters

dev	- The device structure.

Returns

ret - Result of the soft reset procedure.