Implementation of ADXL355 Driver. More...

#include <stdlib.h>
#include <errno.h>
#include "adxl355.h"
#include "no_os_delay.h"
#include "no_os_alloc.h"

Include dependency graph for adxl355.c:

Functions
int	adxl355_read_device_data (struct adxl355_dev dev, uint8_t base_address, uint16_t size, uint8_t read_data)
	Reads from the device.

int	adxl355_write_device_data (struct adxl355_dev dev, uint8_t base_address, uint16_t size, uint8_t write_data)
	Writes to the device.

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 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

Implementation of ADXL355 Driver.

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

SPDX-License-Identifier: BSD-3-Clause

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.

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.

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.

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.

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.

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.

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.

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.

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.

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.

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.

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.

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.

Parameters

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

Returns: ret - Result of the initialization procedure.

◆ adxl355_read_device_data()

int adxl355_read_device_data	(	struct adxl355_dev *	dev,
		uint8_t	base_address,
		uint16_t	size,
		uint8_t *	read_data )

Reads from the device.

Parameters

dev	- The device structure.
base_address	- Address of the base register.
size	- The number of bytes to be read and returned in read_data.
read_data	- The read data buffer

Returns: ret - Result of the reading procedure.

◆ adxl355_remove()

int adxl355_remove ( struct adxl355_dev * dev )

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.

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.

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.

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.

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.

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).

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.

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.

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.

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.

Parameters

dev	- The device structure.

Returns: ret - Result of the soft reset procedure.

◆ adxl355_write_device_data()

int adxl355_write_device_data	(	struct adxl355_dev *	dev,
		uint8_t	base_address,
		uint16_t	size,
		uint8_t *	write_data )

Writes to the device.

Parameters

dev	- The device structure.
base_address	- Address of the base register.
size	- The number of bytes to be written. It is the size of the write_data buffer.
write_data	- The data which is going to be written.

Returns: ret - Result of the writing procedure.

Functions

Detailed Description

Function Documentation

◆ adxl355_conf_act_en()

◆ adxl355_conf_act_thr()

◆ adxl355_config_int_pins()

◆ adxl355_get_fifo_data()

◆ adxl355_get_nb_of_fifo_entries()

◆ adxl355_get_op_mode()

◆ adxl355_get_raw_fifo_data()

◆ adxl355_get_raw_temp()

◆ adxl355_get_raw_xyz()

◆ adxl355_get_sts_reg()

◆ adxl355_get_temp()

◆ adxl355_get_xyz()

◆ adxl355_init()

◆ adxl355_read_device_data()

◆ adxl355_remove()

◆ adxl355_set_act_cnt_reg()

◆ adxl355_set_fifo_samples()

◆ adxl355_set_hpf_corner()

◆ adxl355_set_int_pol()

◆ adxl355_set_odr_lpf()

◆ adxl355_set_offset()

◆ adxl355_set_op_mode()

◆ adxl355_set_range()

◆ adxl355_set_self_test()

◆ adxl355_soft_reset()

◆ adxl355_write_device_data()