ad4692_iio.h File Reference

Header file of ad4692_iio. More...

#include <stdio.h>
#include <stdbool.h>
#include "iio.h"
#include "iio_types.h"

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Enumerations
enum	ad4692_interface_modes {   SPI_DMA ,   SPI_INTR }
enum	ad4692_data_capture_modes {   CONTINUOUS ,   BURST }
enum	ad4692_attribute_ids {   ADC_RAW_ATTR_ID ,   ADC_SCALE_ATTR_ID ,   ADC_OFFSET_ATTR_ID ,   ACC_COUNT_ATTR_ID ,   ADC_CHN_PRIORITY_ATTR_ID ,   NUM_OF_CHN_ATTR ,   ADC_SAMPLING_FREQUENCY_ATTR_ID ,   ADC_MODE_ATTR_ID ,   SEQUENCER_MODE_ATTR_ID ,   INTERFACE_MODE_ATTR_ID ,   DATA_CAPTURE_MODE_ATTR_ID ,   OSC_FREQUENCY_ATTR_ID ,   SEQUENCE_LENGTH_ATTR_ID ,   READBACK_OPTION_ATTR_ID ,   RESTART_IIO_ATTR_ID ,   NUM_OF_DEV_ATTR = RESTART_IIO_ATTR_ID - NUM_OF_CHN_ATTR }

Functions
int	ad4692_iio_attr_available_set (void *device, char *buf, uint32_t len, const struct iio_ch_info *channel, intptr_t priv)
	Attribute available setter function for AD4692 attributes.
int	ad4692_iio_attr_available_get (void *device, char *buf, uint32_t len, const struct iio_ch_info *channel, intptr_t priv)
	Attribute available getter function for AD4692 attributes.
int	ad4692_iio_attr_set (void *device, char *buf, uint32_t len, const struct iio_ch_info *channel, intptr_t priv)
	Setter function for AD4692 attributes.
int	ad4692_iio_attr_get (void *device, char *buf, uint32_t len, const struct iio_ch_info *channel, intptr_t priv)
	Getter/Setter for the raw, offset and scale attribute value.

Variables
struct ad4692_desc *	ad4692_dev
uint32_t	ad4692_sampling_frequency
enum ad4692_interface_modes	ad4692_interface_mode
enum ad4692_data_capture_modes	ad4692_data_capture_mode
uint8_t	buf_offset

Detailed Description

Header file of ad4692_iio.

Copyright (c) 2024, 2026 Analog Devices, Inc.

All rights reserved. This software is proprietary to Analog Devices, Inc. and its licensors. By using this software you agree to the terms of the associated Analog Devices Software License Agreement.

Enumeration Type Documentation

ad4692_attribute_ids

enum ad4692_attribute_ids

Enumerator
ADC_RAW_ATTR_ID
ADC_SCALE_ATTR_ID
ADC_OFFSET_ATTR_ID
ACC_COUNT_ATTR_ID
ADC_CHN_PRIORITY_ATTR_ID
NUM_OF_CHN_ATTR
ADC_SAMPLING_FREQUENCY_ATTR_ID
ADC_MODE_ATTR_ID
SEQUENCER_MODE_ATTR_ID
INTERFACE_MODE_ATTR_ID
DATA_CAPTURE_MODE_ATTR_ID
OSC_FREQUENCY_ATTR_ID
SEQUENCE_LENGTH_ATTR_ID
READBACK_OPTION_ATTR_ID
RESTART_IIO_ATTR_ID
NUM_OF_DEV_ATTR

ad4692_data_capture_modes

enum ad4692_data_capture_modes

Enumerator
CONTINUOUS
BURST

ad4692_interface_modes

enum ad4692_interface_modes

Enumerator
SPI_DMA
SPI_INTR

Function Documentation

ad4692_iio_attr_available_get()

int ad4692_iio_attr_available_get	(	void *	device,
		char *	buf,
		uint32_t	len,
		const struct iio_ch_info *	channel,
		intptr_t	priv
	)

Attribute available getter function for AD4692 attributes.

Parameters

device[in,out]-	Pointer to IIO device instance
buf[in]-	IIO input data buffer
len[in]-	Number of input bytes
channel[in]	- input channel
priv[in]	- Attribute private ID

Returns

len in case of SUCCESS, negative error code otherwise

ad4692_iio_attr_available_set()

int ad4692_iio_attr_available_set	(	void *	device,
		char *	buf,
		uint32_t	len,
		const struct iio_ch_info *	channel,
		intptr_t	priv
	)

Attribute available setter function for AD4692 attributes.

Parameters

device[in,out]-	Pointer to IIO device instance
buf[in]-	IIO input data buffer
len[in]-	Number of input bytes
channel[in]	- input channel
priv[in]	- Attribute private ID

Returns

len in case of success, negative error code otherwise

ad4692_iio_attr_get()

int ad4692_iio_attr_get	(	void *	device,
		char *	buf,
		uint32_t	len,
		const struct iio_ch_info *	channel,
		intptr_t	priv
	)

Getter/Setter for the raw, offset and scale attribute value.

Parameters

device[in,out]-	Pointer to IIO device instance
buf[in]-	IIO input data buffer
len[in]-	Number of input bytes
channel[in]	- input channel
priv[in]	- Attribute private ID

Returns

Number of characters read/written, negative error code otherwise

ad4692_iio_attr_set()

int ad4692_iio_attr_set	(	void *	device,
		char *	buf,
		uint32_t	len,
		const struct iio_ch_info *	channel,
		intptr_t	priv
	)

Setter function for AD4692 attributes.

Parameters

device[in,out]-	Pointer to IIO device instance
buf[in]-	IIO input data buffer
len[in]-	Number of expected bytes
channel[in]	- input channel
priv[in]	- Attribute private ID

Returns

len in case of success, negative error code otherwise

Variable Documentation

ad4692_data_capture_mode

enum ad4692_data_capture_modes ad4692_data_capture_mode

extern

ad4692_dev

struct ad4692_desc* ad4692_dev

extern

ad4692_interface_mode

enum ad4692_interface_modes ad4692_interface_mode

extern

ad4692_sampling_frequency

uint32_t ad4692_sampling_frequency

extern

buf_offset

uint8_t buf_offset

extern