#include <stdint.h>
#include <stdio.h>
#include <string.h>
#include "ad4134_iio.h"
#include "app_config.h"
#include "ad4134_support.h"
#include "ad4134_user_config.h"
#include "common.h"
#include "no_os_error.h"
#include "iio_trigger.h"
#include "stm32_tdm_support.h"

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Macros
#define	ADC_DEFAULT_REF_VOLTAGE (4.096)

#define	ADC_DEFAULT_SCALE ((ADC_DEFAULT_REF_VOLTAGE / (ADC_MAX_COUNT_BIPOLAR)) * 1000)

#define	AD7134_IIO_TRIGGER_NAME "ad4134_iio_trigger"

#define	NUM_OF_IIO_DEVICES 1

#define	DATA_BUFFER_SIZE (128000)

Functions
int32_t	debug_reg_read (void dev, uint32_t reg, uint32_t readval)
	Read the debug register value.

int32_t	debug_reg_write (void *dev, uint32_t reg, uint32_t writeval)
	Write into the debug register.

int32_t	ad7134_trigger_handler (struct iio_device_data *iio_dev_data)

int32_t	ad7134_iio_initialize (void)
	Initialize the AD7134 device for iio interface.

void	ad7134_iio_event_handler (void)
	Run the AD7134 IIO event handler.

Variables
struct ad713x_dev *	p_ad7134_dev_inst = NULL

struct iio_device_data *	ad7134_iio_dev_data

bool	data_capture_operation = false

struct iio_attribute	channel_input_attributes []

struct scan_type	chn_scan

Macro Definition Documentation

◆ AD7134_IIO_TRIGGER_NAME

#define AD7134_IIO_TRIGGER_NAME "ad4134_iio_trigger"

◆ ADC_DEFAULT_REF_VOLTAGE

#define ADC_DEFAULT_REF_VOLTAGE (4.096)

◆ ADC_DEFAULT_SCALE

#define ADC_DEFAULT_SCALE ((ADC_DEFAULT_REF_VOLTAGE / (ADC_MAX_COUNT_BIPOLAR)) * 1000)

◆ DATA_BUFFER_SIZE

#define DATA_BUFFER_SIZE (128000)

◆ NUM_OF_IIO_DEVICES

#define NUM_OF_IIO_DEVICES 1

Function Documentation

◆ ad7134_iio_event_handler()

void ad7134_iio_event_handler ( void )

Run the AD7134 IIO event handler.

Returns: none

This function monitors the new IIO client event

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◆ ad7134_iio_initialize()

int32_t ad7134_iio_initialize ( void )

Initialize the AD7134 device for iio interface.

Returns: 0 in case of success, negative error code otherwise

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◆ ad7134_trigger_handler()

int32_t ad7134_trigger_handler ( struct iio_device_data * iio_dev_data )

◆ debug_reg_read()

int32_t debug_reg_read	(	void *	dev,
		uint32_t	reg,
		uint32_t *	readval
	)

Read the debug register value.

Parameters

dev-	Pointer to IIO device instance
reg-	Register address to read from
readval-	Pointer to variable to read data into

Returns: 0 in case of success, negative value otherwise

◆ debug_reg_write()

int32_t debug_reg_write	(	void *	dev,
		uint32_t	reg,
		uint32_t	writeval
	)

Write into the debug register.

Parameters

dev-	Pointer to IIO device instance
reg-	Register address to write into
writeval-	Register value to write

Returns: 0 in case of success, negative value otherwise

Variable Documentation

◆ ad7134_iio_dev_data

struct iio_device_data* ad7134_iio_dev_data

◆ channel_input_attributes

struct iio_attribute channel_input_attributes[]

Initial value:

= {
    {
        .name = "raw",
        .show = get_raw,
        .store = set_raw,
    },
    {
        .name = "scale",
        .show = get_scale,
        .store = set_scale,
    },
    {
        .name = "offset",
        .show = get_offset,
        .store = set_offset,
    },
 
    END_ATTRIBUTES_ARRAY
}

◆ chn_scan

struct scan_type chn_scan