ad4134_support.h File Reference

Header for AD4134 IIO application. More...

#include <stdbool.h>
#include "ad713x.h"

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Macros
#define	AD7134_CONV_TIMEOUT   10000
#define	AD713X_DEV_CONFIG_PWR_MODE_RD(x)   (((x) >> 1) & 0x1)
#define	AD713X_DATA_PACKET_CONFIG_FRAME_RD(x)   (((x) >> 4) & 0x7)
#define	AD713X_DATA_PACKET_CONFIG_DCLK_FREQ_MODE_RD(x)   (((x) >> 0) & 0xF)
#define	AD713X_DIG_INT_CONFIG_FORMAT_MODE_RD(x)   (((x) >> 0) & 0x3)
#define	AD713X_DIGFILTER_SEL_CH_MODE_RD(x, ch)   (((x) >> (2 * ch)) & 0x3)

Enumerations
enum	ad4134_data_capture_modes {   DATA_CAPTURE_MODE_CONTINUOUS ,   DATA_CAPTURE_MODE_BURST }
	AD4134 list of data capture modes. More...
enum	ad4134_interface_modes {   INTERFACE_MODE_TDM ,   INTERFACE_MODE_BIT_BANGING ,   INTERFACE_MODE_MINIMAL_IO }
	AD4134 list of interface modes. More...
enum	ad4134_asrc_modes {   ASRC_MODE_CONTROLLER ,   ASRC_MODE_TARGET }
	AD4134 list of ASRC modes. More...

Functions
enum ad4134_data_capture_modes	ad4134_get_data_capture_mode (void)
	Get the data capture mode.
enum ad4134_interface_modes	ad4134_get_interface_mode ()
	Get the interface mode.
enum ad4134_asrc_modes	ad4134_get_asrc_mode (void)
	Get the ASRC mode.
int32_t	ad7134_data_capture_init (struct ad713x_dev *dev)
	Perform the data capture initialization.
int32_t	ad7134_read_all_channels_bit_banging (uint16_t *chn_data, bool check_odr_state)
	Read ADC data over DOUT0 and DOUT1 pins using bit-banging method for all channels.
int32_t	ad7134_perform_conv_and_read_sample (uint16_t *adc_data, uint8_t ch)
	Read ADC single sample data.

Detailed Description

Header for AD4134 IIO application.

Copyright (c) 2020, 2023, 2025 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.

Macro Definition Documentation

AD7134_CONV_TIMEOUT

#define AD7134_CONV_TIMEOUT   10000

AD713X_DATA_PACKET_CONFIG_DCLK_FREQ_MODE_RD

#define AD713X_DATA_PACKET_CONFIG_DCLK_FREQ_MODE_RD

(

x

)

(((x) >> 0) & 0xF)

AD713X_DATA_PACKET_CONFIG_FRAME_RD

#define AD713X_DATA_PACKET_CONFIG_FRAME_RD

(

x

)

(((x) >> 4) & 0x7)

AD713X_DEV_CONFIG_PWR_MODE_RD

#define AD713X_DEV_CONFIG_PWR_MODE_RD

(

x

)

(((x) >> 1) & 0x1)

AD713X_DIG_INT_CONFIG_FORMAT_MODE_RD

#define AD713X_DIG_INT_CONFIG_FORMAT_MODE_RD

(

x

)

(((x) >> 0) & 0x3)

AD713X_DIGFILTER_SEL_CH_MODE_RD

#define AD713X_DIGFILTER_SEL_CH_MODE_RD	(		x,
			ch
	)		(((x) >> (2 * ch)) & 0x3)

Enumeration Type Documentation

ad4134_asrc_modes

enum ad4134_asrc_modes

AD4134 list of ASRC modes.

Enumerator
ASRC_MODE_CONTROLLER
ASRC_MODE_TARGET

ad4134_data_capture_modes

enum ad4134_data_capture_modes

AD4134 list of data capture modes.

Enumerator
DATA_CAPTURE_MODE_CONTINUOUS
DATA_CAPTURE_MODE_BURST

ad4134_interface_modes

enum ad4134_interface_modes

AD4134 list of interface modes.

Enumerator
INTERFACE_MODE_TDM
INTERFACE_MODE_BIT_BANGING
INTERFACE_MODE_MINIMAL_IO

Function Documentation

ad4134_get_asrc_mode()

enum ad4134_asrc_modes ad4134_get_asrc_mode ( void  )

inline

Get the ASRC mode.

Returns

ASRC mode

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ad4134_get_data_capture_mode()

enum ad4134_data_capture_modes ad4134_get_data_capture_mode ( void  )

inline

Get the data capture mode.

Returns

Data capture mode

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ad4134_get_interface_mode()

enum ad4134_interface_modes ad4134_get_interface_mode ( void  )

inline

Get the interface mode.

Returns

Interface mode

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ad7134_data_capture_init()

int32_t ad7134_data_capture_init

(

struct ad713x_dev *

dev

)

Perform the data capture initialization.

Parameters

dev[in]

- AD7134 Device descriptor.

Returns

0 in case of success, negative error code otherwise

This function configures the AD7134 registers to capture the data

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ad7134_perform_conv_and_read_sample()

int32_t ad7134_perform_conv_and_read_sample	(	uint16_t *	adc_data,
		uint8_t	ch
	)

Read ADC single sample data.

Parameters

adc_data[in,out]	- Pointer to adc data read variable
ch[in]	- Channel for which data is to read

Returns

0 in case of success, negative error code otherwise

ad7134_read_all_channels_bit_banging()

int32_t ad7134_read_all_channels_bit_banging	(	uint16_t *	chn_data,
		bool	check_odr_state
	)

Read ADC data over DOUT0 and DOUT1 pins using bit-banging method for all channels.

Parameters

chn_data[in,out]	- Pointer to array for adc data for all channels
check_odr_state[in]	- Whether to check for ODR state change

Returns

0 in case of success, negative error code otherwise

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