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. More...

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

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. More...

int	adxl355_remove (struct adxl355_dev *dev)
	Free the resources allocated by adxl355_init(). More...

int	adxl355_set_op_mode (struct adxl355_dev *dev, enum adxl355_op_mode op_mode)
	Places the device into the given operation mode. More...

int	adxl355_get_op_mode (struct adxl355_dev dev, enum adxl355_op_mode op_mode)
	Gets the current operation mode of the device. More...

int	adxl355_soft_reset (struct adxl355_dev *dev)
	Performs a soft reset of the device. More...

int	adxl355_set_self_test (struct adxl355_dev *dev)
	Triggers the self-test feature. More...

int	adxl355_set_range (struct adxl355_dev *dev, enum adxl355_range range_val)
	Sets the measurement range register value. More...

int	adxl355_set_odr_lpf (struct adxl355_dev *dev, enum adxl355_odr_lpf odr_lpf_val)
	Writes the low-pass filter settings. More...

int	adxl355_set_hpf_corner (struct adxl355_dev *dev, enum adxl355_hpf_corner hpf_corner_val)
	Writes the high-pass filter settings. More...

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). More...

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. More...

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. More...

int	adxl355_get_raw_temp (struct adxl355_dev dev, uint16_t raw_temp)
	Reads the raw temperature. More...

int	adxl355_get_temp (struct adxl355_dev dev, struct adxl355_frac_repr temp)
	Reads the raw temperature data and converts it to millidegrees Celsius. More...

int	adxl355_get_sts_reg (struct adxl355_dev dev, union adxl355_sts_reg_flags status_flags)
	Reads the status register value. More...

int	adxl355_get_nb_of_fifo_entries (struct adxl355_dev dev, uint8_t reg_value)
	Reads the number of FIFO entries register value. More...

int	adxl355_set_fifo_samples (struct adxl355_dev *dev, uint8_t reg_value)
	Sets the number of FIFO samples register value. More...

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. More...

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. More...

int	adxl355_conf_act_en (struct adxl355_dev *dev, union adxl355_act_en_flags act_config)
	Configures the activity enable register. More...

int	adxl355_conf_act_thr (struct adxl355_dev *dev, uint16_t act_thr)
	Configures the activity threshold registers. More...

int	adxl355_set_act_cnt_reg (struct adxl355_dev *dev, uint8_t act_cnt)
	Writes the activity count register value. More...

int	adxl355_config_int_pins (struct adxl355_dev *dev, union adxl355_int_mask int_conf)
	Configures the interrupt map for INT1 and INT2 pins. More...

int	adxl355_set_int_pol (struct adxl355_dev *dev, enum adxl355_int_pol int_pol)
	Sets the interrupt polarity. More...

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)

Redistribution and use in source and binary forms, with or without modification, are permitted provided that the following conditions are met:

Redistributions of source code must retain the above copyright notice, this list of conditions and the following disclaimer.
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.
Neither the name of Analog Devices, Inc. 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 ANALOG DEVICES, INC. “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 ANALOG DEVICES, INC. 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.

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.

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◆ 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.

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◆ 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.

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◆ 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.

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◆ 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.

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◆ 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.

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◆ 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.

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◆ 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.

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◆ 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.

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◆ 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.

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◆ 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.

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◆ 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.

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◆ 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.

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◆ 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.

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◆ 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.

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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()