ad3530r_iio.c File Reference

Implementation of AD3530R IIO Application Interface. More...

#include <string.h>
#include "app_config.h"
#include "ad3530r.h"
#include "ad3530r_iio.h"
#include "ad3530r_user_config.h"
#include "ad3530r_regs.h"
#include "ad3530r_support.h"
#include "no_os_error.h"
#include "no_os_util.h"
#include "no_os_gpio.h"
#include "no_os_pwm.h"
#include "no_os_alloc.h"
#include "common.h"
#include "iio_trigger.h"

Include dependency graph for ad3530r_iio.c:

Macros
#define	AD3530R_CHN_ATTR(_name, _priv)
#define	AD3530R_CHN_AVAIL_ATTR(_name, _priv)
#define	AD3530R_CH(_name, _idx, _type)
#define	BYTES_PER_SAMPLE   sizeof(uint16_t)
#define	BYTES_PER_SAMPLE_WITH_ADDRESS   2 * sizeof(uint16_t)
#define	CHN_STORAGE_BITS   (BYTES_PER_SAMPLE * 8)
#define	DATA_BUFFER_SIZE   (65536)
#define	BYTE_SIZE   (uint32_t)8
#define	BYTE_MASK   (uint32_t)0xff
#define	NUM_OF_IIO_DEVICES   1
#define	AD3530R_IIO_TRIGGER_NAME   "ad3530r_iio_trigger"

Enumerations
enum	ad3530r_attribute_ids {   DAC_INPUT ,   DAC_RAW ,   DAC_OFFSET ,   DAC_SCALE ,   DAC_CHN_OP_SELECT ,   DAC_CHN_SW_LDAC_EN ,   DAC_CHN_HW_LDAC_EN ,   DAC_VREF_SELECT ,   DAC_RANGE ,   DAC_MUX_OUT ,   DAC_SW_LDAC ,   DAC_HW_LDAC ,   DAC_ALL_CH_OP_MODE ,   DAC_MULTI_INPUT_CH ,   DAC_MULTI_DAC_CH ,   DAC_SAMPLING_FREQUENCY ,   DAC_STREAMING_TECHNIQUE }

Functions
int32_t	ad3530r_iio_initialize (void)
	Initialize the IIO interface for AD3530R IIO device.
void	ad3530r_iio_event_handler (void)
	Run the AD3530R IIO event handler.

Variables
struct ad3530r_desc *	ad3530r_dev_desc = NULL
struct iio_device *	ad3530r_iio_dev
struct scan_type	ad3530r_iio_scan_type
enum reg_access_mode	streaming_option = SINGLE_INSTRUCTION_MODE
uint32_t	num_of_samples
struct stm32_spi_init_param *	spi_init_param
uint8_t *	global_iio_buff

Detailed Description

Implementation of AD3530R IIO Application Interface.

This module acts as an interface for AD3530R IIO device

Copyright (c) 2022-24 Analog Devices, Inc.

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.

Macro Definition Documentation

AD3530R_CH

#define AD3530R_CH	(		_name,
			_idx,
			_type
	)

Value:

    {\
    .name = _name, \
    .ch_type = _type,\
    .ch_out = true,\
    .indexed = true,\
    .channel = _idx,\
    .scan_index = _idx,\
    .scan_type = &ad3530r_iio_scan_type,\
    .attributes = ad3530r_iio_ch_attributes\
}

AD3530R_CHN_ATTR

#define AD3530R_CHN_ATTR	(		_name,
			_priv
	)

Value:

        {\
        .name = _name,\
        .priv = _priv,\
        .show = ad3530r_iio_attr_get,\
        .store = ad3530r_iio_attr_set\
}

AD3530R_CHN_AVAIL_ATTR

#define AD3530R_CHN_AVAIL_ATTR	(		_name,
			_priv
	)

Value:

    {\
    .name = _name,\
    .priv = _priv,\
    .show = ad3530r_iio_attr_available_get,\
    .store = ad3530r_iio_attr_available_set\
}

AD3530R_IIO_TRIGGER_NAME

#define AD3530R_IIO_TRIGGER_NAME   "ad3530r_iio_trigger"

BYTE_MASK

#define BYTE_MASK   (uint32_t)0xff

BYTE_SIZE

#define BYTE_SIZE   (uint32_t)8

BYTES_PER_SAMPLE

#define BYTES_PER_SAMPLE   sizeof(uint16_t)

BYTES_PER_SAMPLE_WITH_ADDRESS

#define BYTES_PER_SAMPLE_WITH_ADDRESS   2 * sizeof(uint16_t)

CHN_STORAGE_BITS

#define CHN_STORAGE_BITS   (BYTES_PER_SAMPLE * 8)

DATA_BUFFER_SIZE

#define DATA_BUFFER_SIZE   (65536)

NUM_OF_IIO_DEVICES

#define NUM_OF_IIO_DEVICES   1

Enumeration Type Documentation

ad3530r_attribute_ids

enum ad3530r_attribute_ids

Enumerator
DAC_INPUT
DAC_RAW
DAC_OFFSET
DAC_SCALE
DAC_CHN_OP_SELECT
DAC_CHN_SW_LDAC_EN
DAC_CHN_HW_LDAC_EN
DAC_VREF_SELECT
DAC_RANGE
DAC_MUX_OUT
DAC_SW_LDAC
DAC_HW_LDAC
DAC_ALL_CH_OP_MODE
DAC_MULTI_INPUT_CH
DAC_MULTI_DAC_CH
DAC_SAMPLING_FREQUENCY
DAC_STREAMING_TECHNIQUE

Function Documentation

ad3530r_iio_event_handler()

void ad3530r_iio_event_handler

(

void

)

Run the AD3530R IIO event handler.

Returns

none

This function monitors the new IIO client event

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ad3530r_iio_initialize()

int32_t ad3530r_iio_initialize

(

void

)

Initialize the IIO interface for AD3530R IIO device.

Returns

0 in case of success,negative error code otherwise

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Variable Documentation

ad3530r_dev_desc

struct ad3530r_desc* ad3530r_dev_desc = NULL

ad3530r_iio_dev

struct iio_device* ad3530r_iio_dev

ad3530r_iio_scan_type

struct scan_type ad3530r_iio_scan_type

Initial value:

= {
    .sign = 'u',
    .realbits = DAC_RESOLUTION,
    .storagebits = DAC_RESOLUTION,
    .shift = 0,
 
    .is_big_endian = false
 
 
 
}

global_iio_buff

uint8_t* global_iio_buff

num_of_samples

uint32_t num_of_samples

spi_init_param

struct stm32_spi_init_param* spi_init_param

streaming_option

enum reg_access_mode streaming_option = SINGLE_INSTRUCTION_MODE