Implementation of AD7779 Driver. More...

#include <stdio.h>
#include <stdlib.h>
#include "ad7779.h"
#include "no_os_util.h"
#include "no_os_error.h"
#include "no_os_alloc.h"

Include dependency graph for ad7779.c:

Functions
uint8_t	ad7779_compute_crc8 (uint8_t *data, uint8_t data_size)

int32_t	ad7779_spi_int_reg_read (ad7779_dev dev, uint8_t reg_addr, uint8_t reg_data)

int32_t	ad7779_spi_int_reg_write (ad7779_dev *dev, uint8_t reg_addr, uint8_t reg_data)

int32_t	ad7779_spi_int_reg_read_mask (ad7779_dev dev, uint8_t reg_addr, uint8_t mask, uint8_t data)

int32_t	ad7779_spi_int_reg_write_mask (ad7779_dev *dev, uint8_t reg_addr, uint8_t mask, uint8_t data)

int32_t	ad7779_spi_sar_read_code (ad7779_dev dev, ad7779_sar_mux mux_next_conv, uint16_t sar_code)

int32_t	ad7779_set_spi_op_mode (ad7779_dev *dev, ad7779_spi_op_mode mode)

int32_t	ad7779_get_spi_op_mode (ad7779_dev dev, ad7779_spi_op_mode mode)

int32_t	ad7779_do_update_mode_pins (ad7779_dev *dev)

int32_t	ad7779_set_state (ad7779_dev *dev, ad7779_ch ch, ad7779_state state)

int32_t	ad7779_get_state (ad7779_dev dev, ad7779_ch ch, ad7779_state state)

int32_t	ad7779_set_gain (ad7779_dev *dev, ad7779_ch ch, ad7779_gain gain)

int32_t	ad7779_get_gain (ad7779_dev dev, ad7779_ch ch, ad7779_gain gain)

int32_t	ad7779_set_dec_rate (ad7779_dev *dev, uint16_t int_val, uint16_t dec_val)

int32_t	ad7779_get_dec_rate (ad7779_dev dev, uint16_t int_val, uint16_t *dec_val)

int32_t	ad7779_set_power_mode (ad7779_dev *dev, ad7779_pwr_mode pwr_mode)

int32_t	ad7779_get_power_mode (ad7779_dev dev, ad7779_pwr_mode pwr_mode)

int32_t	ad7779_set_reference_type (ad7779_dev *dev, ad7779_ref_type ref_type)

int32_t	ad7779_get_reference_type (ad7779_dev dev, ad7779_ref_type ref_type)

int32_t	ad7779_set_dclk_div (ad7779_dev *dev, ad7779_dclk_div div)

int32_t	ad7779_get_dclk_div (ad7779_dev dev, ad7779_dclk_div div)

int32_t	ad7779_set_sync_offset (ad7779_dev *dev, ad7779_ch ch, uint8_t sync_offset)

int32_t	ad7779_get_sync_offset (ad7779_dev dev, ad7779_ch ch, uint8_t sync_offset)

int32_t	ad7779_set_offset_corr (ad7779_dev *dev, ad7779_ch ch, uint32_t offset)

int32_t	ad7779_get_offset_corr (ad7779_dev dev, ad7779_ch ch, uint32_t offset)

int32_t	ad7779_set_gain_corr (ad7779_dev *dev, ad7779_ch ch, uint32_t gain)

int32_t	ad7779_get_gain_corr (ad7779_dev dev, ad7779_ch ch, uint32_t gain)

int32_t	ad7779_set_ref_buf_op_mode (ad7779_dev *dev, ad7779_refx_pin refx_pin, ad7779_ref_buf_op_mode mode)

int32_t	ad7779_get_ref_buf_op_mode (ad7779_dev dev, ad7779_refx_pin refx_pin, ad7779_ref_buf_op_mode mode)

int32_t	ad7779_set_sar_cfg (ad7779_dev *dev, ad7779_state state, ad7779_sar_mux mux)

int32_t	ad7779_get_sar_cfg (ad7779_dev dev, ad7779_state state, ad7779_sar_mux *mux)

int32_t	ad7779_do_single_sar_conv (ad7779_dev dev, ad7779_sar_mux mux, uint16_t sar_code)

int32_t	ad7779_do_spi_soft_reset (ad7779_dev *dev)

int32_t	ad7771_set_sinc5_filter_state (ad7779_dev *dev, ad7779_state state)

int32_t	ad7771_get_sinc5_filter_state (ad7779_dev dev, ad7779_state state)

int32_t	ad7779_init (ad7779_dev **device, ad7779_init_param init_param)

int32_t	ad7779_remove (ad7779_dev *dev)
	Free the resources allocated by ad7779_init(). More...

Variables
const uint8_t	pin_mode_options [16][4]

Detailed Description

Implementation of AD7779 Driver.

Author: DBogdan (drago.nosp@m.s.bo.nosp@m.gdan@.nosp@m.anal.nosp@m.og.co.nosp@m.m)

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

◆ ad7771_get_sinc5_filter_state()

int32_t ad7771_get_sinc5_filter_state	(	ad7779_dev *	dev,
		ad7779_state *	state
	)

Get the state (enable, disable) of the SINC5 filter.

Parameters

dev	- The device structure.
state	- The SINC5 filter state.

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

◆ ad7771_set_sinc5_filter_state()

int32_t ad7771_set_sinc5_filter_state	(	ad7779_dev *	dev,
		ad7779_state	state
	)

Set the state (enable, disable) of the SINC5 filter.

Parameters

dev	- The device structure.
state	- The SINC5 filter state. Accepted values: AD7779_ENABLE AD7779_DISABLE

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

◆ ad7779_compute_crc8()

uint8_t ad7779_compute_crc8	(	uint8_t *	data,
		uint8_t	data_size
	)

Compute CRC8 checksum.

Parameters

data	- The data buffer.
data_size	- The size of the data buffer.

Returns: CRC8 checksum.

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◆ ad7779_do_single_sar_conv()

int32_t ad7779_do_single_sar_conv	(	ad7779_dev *	dev,
		ad7779_sar_mux	mux,
		uint16_t *	sar_code
	)

Do a single SAR conversion.

Parameters

dev	- The device structure.
mux	- The SAR mux input configuration. Accepted values: AD7779_AUXAINP_AUXAINN AD7779_DVBE_AVSSX AD7779_REF1P_REF1N AD7779_REF2P_REF2N AD7779_REF_OUT_AVSSX AD7779_VCM_AVSSX AD7779_AREG1CAP_AVSSX_ATT AD7779_AREG2CAP_AVSSX_ATT AD7779_DREGCAP_DGND_ATT AD7779_AVDD1A_AVSSX_ATT AD7779_AVDD1B_AVSSX_ATT AD7779_AVDD2A_AVSSX_ATT AD7779_AVDD2B_AVSSX_ATT AD7779_IOVDD_DGND_ATT AD7779_AVDD4_AVSSX AD7779_DGND_AVSS1A_ATT AD7779_DGND_AVSS1B_ATT AD7779_DGND_AVSSX_ATT AD7779_AVDD4_AVSSX_ATT AD7779_REF1P_AVSSX AD7779_REF2P_AVSSX AD7779_AVSSX_AVDD4_ATT
sar_code	- SAR conversion code.

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

◆ ad7779_do_spi_soft_reset()

int32_t ad7779_do_spi_soft_reset ( ad7779_dev * dev )

Do a SPI software reset.

Parameters

dev	- The device structure.

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

◆ ad7779_do_update_mode_pins()

int32_t ad7779_do_update_mode_pins ( ad7779_dev * dev )

Update the state of the MODEx pins according to the settings specified in the device structure.

Parameters

dev	- The device structure.

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

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◆ ad7779_get_dclk_div()

int32_t ad7779_get_dclk_div	(	ad7779_dev *	dev,
		ad7779_dclk_div *	div
	)

Get the DCLK divider.

Parameters

dev	- The device structure.
div	- The DCLK divider.

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

◆ ad7779_get_dec_rate()

int32_t ad7779_get_dec_rate	(	ad7779_dev *	dev,
		uint16_t *	int_val,
		uint16_t *	dec_val
	)

Get the decimation rate.

Parameters

dev	- The device structure.
int_val	- The integer value.
dec_val	- The decimal value.

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

◆ ad7779_get_gain()

int32_t ad7779_get_gain	(	ad7779_dev *	dev,
		ad7779_ch	ch,
		ad7779_gain *	gain
	)

Get the gain of the selected channel.

Parameters

dev	- The device structure.
ch	- The channel number. Accepted values: AD7779_CH0 AD7779_CH1 AD7779_CH2 AD7779_CH3 AD7779_CH4 AD7779_CH5 AD7779_CH6 AD7779_CH7
gain	- The gain value.

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

◆ ad7779_get_gain_corr()

int32_t ad7779_get_gain_corr	(	ad7779_dev *	dev,
		ad7779_ch	ch,
		uint32_t *	gain
	)

Get the gain correction of the selected channel.

Parameters

dev	- The device structure.
ch	- The channel number. Accepted values: AD7779_CH0 AD7779_CH1 AD7779_CH2 AD7779_CH3 AD7779_CH4 AD7779_CH5 AD7779_CH6 AD7779_CH7
gain	- The gain value.

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

◆ ad7779_get_offset_corr()

int32_t ad7779_get_offset_corr	(	ad7779_dev *	dev,
		ad7779_ch	ch,
		uint32_t *	offset
	)

Get the offset correction of the selected channel.

Parameters

dev	- The device structure.
ch	- The channel number. Accepted values: AD7779_CH0 AD7779_CH1 AD7779_CH2 AD7779_CH3 AD7779_CH4 AD7779_CH5 AD7779_CH6 AD7779_CH7
offset	- The offset value.

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

◆ ad7779_get_power_mode()

int32_t ad7779_get_power_mode	(	ad7779_dev *	dev,
		ad7779_pwr_mode *	pwr_mode
	)

Get the power mode.

Parameters

dev	- The device structure.
pwr_mode	- The power mode.

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

◆ ad7779_get_ref_buf_op_mode()

int32_t ad7779_get_ref_buf_op_mode	(	ad7779_dev *	dev,
		ad7779_refx_pin	refx_pin,
		ad7779_ref_buf_op_mode *	mode
	)

Get the reference buffer operation mode of the selected pin.

Parameters

dev	- The device structure.
refx_pin	- The selected pin. Accepted values: AD7779_REFX_P AD7779_REFX_N
mode	- The reference buffer operation mode. Accepted values: AD7779_REF_BUF_ENABLED AD7779_REF_BUF_PRECHARGED AD7779_REF_BUF_DISABLED

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

◆ ad7779_get_reference_type()

int32_t ad7779_get_reference_type	(	ad7779_dev *	dev,
		ad7779_ref_type *	ref_type
	)

Get the reference type.

Parameters

dev	- The device structure.
ref_type	- The reference type.

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

◆ ad7779_get_sar_cfg()

int32_t ad7779_get_sar_cfg	(	ad7779_dev *	dev,
		ad7779_state *	state,
		ad7779_sar_mux *	mux
	)

Get the SAR ADC configuration.

Parameters

dev	- The device structure.
state	- The SAR ADC state.
mux	- The SAR mux input configuration.

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

◆ ad7779_get_spi_op_mode()

int32_t ad7779_get_spi_op_mode	(	ad7779_dev *	dev,
		ad7779_spi_op_mode *	mode
	)

Get SPI operation mode.

Parameters

dev	- The device structure.
mode	- The SPI operation mode.

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

◆ ad7779_get_state()

int32_t ad7779_get_state	(	ad7779_dev *	dev,
		ad7779_ch	ch,
		ad7779_state *	state
	)

Get the state (enable, disable) of the selected channel.

Parameters

dev	- The device structure.
ch	- The channel number. Accepted values: AD7779_CH0 AD7779_CH1 AD7779_CH2 AD7779_CH3 AD7779_CH4 AD7779_CH5 AD7779_CH6 AD7779_CH7
state	- The channel state.

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

◆ ad7779_get_sync_offset()

int32_t ad7779_get_sync_offset	(	ad7779_dev *	dev,
		ad7779_ch	ch,
		uint8_t *	sync_offset
	)

Get the synchronization offset of the selected channel.

Parameters

dev	- The device structure.
ch	- The channel number. Accepted values: AD7779_CH0 AD7779_CH1 AD7779_CH2 AD7779_CH3 AD7779_CH4 AD7779_CH5 AD7779_CH6 AD7779_CH7
sync_offset	- The synchronization offset value.

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

◆ ad7779_init()

int32_t ad7779_init	(	ad7779_dev **	device,
		ad7779_init_param	init_param
	)

Initialize the device.

Parameters

device	- The device structure.
init_param	- The structure that contains the device initial parameters.

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

◆ ad7779_remove()

int32_t ad7779_remove ( ad7779_dev * dev )

Free the resources allocated by ad7779_init().

Parameters

dev	- The device structure.

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

◆ ad7779_set_dclk_div()

int32_t ad7779_set_dclk_div	(	ad7779_dev *	dev,
		ad7779_dclk_div	div
	)

Set the DCLK divider.

Parameters

dev	- The device structure.
div	- The DCLK divider. Accepted values: AD7779_DCLK_DIV_1 AD7779_DCLK_DIV_2 AD7779_DCLK_DIV_4 AD7779_DCLK_DIV_8 AD7779_DCLK_DIV_16 AD7779_DCLK_DIV_32 AD7779_DCLK_DIV_64 AD7779_DCLK_DIV_128

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

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◆ ad7779_set_dec_rate()

int32_t ad7779_set_dec_rate	(	ad7779_dev *	dev,
		uint16_t	int_val,
		uint16_t	dec_val
	)

Set the decimation rate.

Parameters

dev	- The device structure.
int_val	- The integer value.
dec_val	- The decimal value.

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

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◆ ad7779_set_gain()

int32_t ad7779_set_gain	(	ad7779_dev *	dev,
		ad7779_ch	ch,
		ad7779_gain	gain
	)

Set the gain of the selected channel.

Parameters

dev	- The device structure.
ch	- The channel number. Accepted values: AD7779_CH0 AD7779_CH1 AD7779_CH2 AD7779_CH3 AD7779_CH4 AD7779_CH5 AD7779_CH6 AD7779_CH7
gain	- The gain value. Accepted values: AD7779_GAIN_1 AD7779_GAIN_2 AD7779_GAIN_4 AD7779_GAIN_8

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

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◆ ad7779_set_gain_corr()

int32_t ad7779_set_gain_corr	(	ad7779_dev *	dev,
		ad7779_ch	ch,
		uint32_t	gain
	)

Set the gain correction of the selected channel.

Parameters

dev	- The device structure.
ch	- The channel number. Accepted values: AD7779_CH0 AD7779_CH1 AD7779_CH2 AD7779_CH3 AD7779_CH4 AD7779_CH5 AD7779_CH6 AD7779_CH7
gain	- The gain value.

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

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◆ ad7779_set_offset_corr()

int32_t ad7779_set_offset_corr	(	ad7779_dev *	dev,
		ad7779_ch	ch,
		uint32_t	offset
	)

Set the offset correction of the selected channel.

Parameters

dev	- The device structure.
ch	- The channel number. Accepted values: AD7779_CH0 AD7779_CH1 AD7779_CH2 AD7779_CH3 AD7779_CH4 AD7779_CH5 AD7779_CH6 AD7779_CH7
offset	- The offset value.

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

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◆ ad7779_set_power_mode()

int32_t ad7779_set_power_mode	(	ad7779_dev *	dev,
		ad7779_pwr_mode	pwr_mode
	)

Set the power mode.

Parameters

dev	- The device structure.
pwr_mode	- The power mode. Accepted values: AD7779_HIGH_RES AD7779_LOW_PWR

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

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◆ ad7779_set_ref_buf_op_mode()

int32_t ad7779_set_ref_buf_op_mode	(	ad7779_dev *	dev,
		ad7779_refx_pin	refx_pin,
		ad7779_ref_buf_op_mode	mode
	)

Set the reference buffer operation mode of the selected pin.

Parameters

dev	- The device structure.
refx_pin	- The selected pin. Accepted values: AD7779_REFX_P AD7779_REFX_N
mode	- The reference buffer operation mode. Accepted values: AD7779_REF_BUF_ENABLED AD7779_REF_BUF_PRECHARGED AD7779_REF_BUF_DISABLED

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

◆ ad7779_set_reference_type()

int32_t ad7779_set_reference_type	(	ad7779_dev *	dev,
		ad7779_ref_type	ref_type
	)

Set the reference type.

Parameters

dev	- The device structure.
ref_type	- The reference type. Accepted values: AD7779_EXT_REF AD7779_INT_REF AD7779_EXT_SUPPLY AD7779_EXT_REF_INV

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

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◆ ad7779_set_sar_cfg()

int32_t ad7779_set_sar_cfg	(	ad7779_dev *	dev,
		ad7779_state	state,
		ad7779_sar_mux	mux
	)

Set the SAR ADC configuration.

Parameters

dev	- The device structure.
state	- The SAR ADC state. Accepted values: AD7779_ENABLE AD7779_DISABLE
mux	- The SAR mux input configuration. Accepted values: AD7779_AUXAINP_AUXAINN AD7779_DVBE_AVSSX AD7779_REF1P_REF1N AD7779_REF2P_REF2N AD7779_REF_OUT_AVSSX AD7779_VCM_AVSSX AD7779_AREG1CAP_AVSSX_ATT AD7779_AREG2CAP_AVSSX_ATT AD7779_DREGCAP_DGND_ATT AD7779_AVDD1A_AVSSX_ATT AD7779_AVDD1B_AVSSX_ATT AD7779_AVDD2A_AVSSX_ATT AD7779_AVDD2B_AVSSX_ATT AD7779_IOVDD_DGND_ATT AD7779_AVDD4_AVSSX AD7779_DGND_AVSS1A_ATT AD7779_DGND_AVSS1B_ATT AD7779_DGND_AVSSX_ATT AD7779_AVDD4_AVSSX_ATT AD7779_REF1P_AVSSX AD7779_REF2P_AVSSX AD7779_AVSSX_AVDD4_ATT

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

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◆ ad7779_set_spi_op_mode()

int32_t ad7779_set_spi_op_mode	(	ad7779_dev *	dev,
		ad7779_spi_op_mode	mode
	)

Set SPI operation mode.

Parameters

dev	- The device structure.
mode	- The SPI operation mode. Accepted values: AD7779_INT_REG AD7779_SD_CONV AD7779_SAR_CONV

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

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◆ ad7779_set_state()

int32_t ad7779_set_state	(	ad7779_dev *	dev,
		ad7779_ch	ch,
		ad7779_state	state
	)

Set the state (enable, disable) of the channel.

Parameters

dev	- The device structure.
ch	- The channel number. Accepted values: AD7779_CH0 AD7779_CH1 AD7779_CH2 AD7779_CH3 AD7779_CH4 AD7779_CH5 AD7779_CH6 AD7779_CH7
state	- The channel state. Accepted values: AD7779_ENABLE AD7779_DISABLE

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

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◆ ad7779_set_sync_offset()

int32_t ad7779_set_sync_offset	(	ad7779_dev *	dev,
		ad7779_ch	ch,
		uint8_t	sync_offset
	)

Set the synchronization offset of the selected channel.

Parameters

dev	- The device structure.
ch	- The channel number. Accepted values: AD7779_CH0 AD7779_CH1 AD7779_CH2 AD7779_CH3 AD7779_CH4 AD7779_CH5 AD7779_CH6 AD7779_CH7
sync_offset	- The synchronization offset value.

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

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◆ ad7779_spi_int_reg_read()

int32_t ad7779_spi_int_reg_read	(	ad7779_dev *	dev,
		uint8_t	reg_addr,
		uint8_t *	reg_data
	)

SPI internal register read from device.

Parameters

dev	- The device structure.
reg_addr	- The register address.
reg_data	- The register data.

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

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◆ ad7779_spi_int_reg_read_mask()

int32_t ad7779_spi_int_reg_read_mask	(	ad7779_dev *	dev,
		uint8_t	reg_addr,
		uint8_t	mask,
		uint8_t *	data
	)

SPI internal register read from device using a mask.

Parameters

dev	- The device structure.
reg_addr	- The register address.
mask	- The mask.
data	- The register data.

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

◆ ad7779_spi_int_reg_write()

int32_t ad7779_spi_int_reg_write	(	ad7779_dev *	dev,
		uint8_t	reg_addr,
		uint8_t	reg_data
	)

SPI internal register write to device.

Parameters

dev	- The device structure.
reg_addr	- The register address.
reg_data	- The register data.

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

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◆ ad7779_spi_int_reg_write_mask()

int32_t ad7779_spi_int_reg_write_mask	(	ad7779_dev *	dev,
		uint8_t	reg_addr,
		uint8_t	mask,
		uint8_t	data
	)

SPI internal register write to device using a mask.

Parameters

dev	- The device structure.
reg_addr	- The register address.
mask	- The mask.
data	- The register data.

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

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◆ ad7779_spi_sar_read_code()

int32_t ad7779_spi_sar_read_code	(	ad7779_dev *	dev,
		ad7779_sar_mux	mux_next_conv,
		uint16_t *	sar_code
	)

SPI SAR conversion code read.

Parameters

dev	- The device structure.
mux_next_conv	- The SAR mux input configuration for the next conversion. Accepted values: AD7779_AUXAINP_AUXAINN AD7779_DVBE_AVSSX AD7779_REF1P_REF1N AD7779_REF2P_REF2N AD7779_REF_OUT_AVSSX AD7779_VCM_AVSSX AD7779_AREG1CAP_AVSSX_ATT AD7779_AREG2CAP_AVSSX_ATT AD7779_DREGCAP_DGND_ATT AD7779_AVDD1A_AVSSX_ATT AD7779_AVDD1B_AVSSX_ATT AD7779_AVDD2A_AVSSX_ATT AD7779_AVDD2B_AVSSX_ATT AD7779_IOVDD_DGND_ATT AD7779_AVDD4_AVSSX AD7779_DGND_AVSS1A_ATT AD7779_DGND_AVSS1B_ATT AD7779_DGND_AVSSX_ATT AD7779_AVDD4_AVSSX_ATT AD7779_REF1P_AVSSX AD7779_REF2P_AVSSX AD7779_AVSSX_AVDD4_ATT
sar_code	- SAR conversion code.

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

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Variable Documentation

◆ pin_mode_options

const uint8_t pin_mode_options[16][4]

Initial value:

= {
    
    {0x03,  0xFF,   0x07,   0xFF},  
    {0x0A,  0xFF,   0xFF,   0xFF},  
    {0x0D,  0xFF,   0xFF,   0xFF},  
    {0x0E,  0xFF,   0xFF,   0xFF},  
    {0x02,  0x04,   0x06,   0xFF},  
    {0x09,  0xFF,   0xFF,   0xFF},  
    {0x0C,  0xFF,   0xFF,   0xFF},  
    {0x0F,  0xFF,   0xFF,   0xFF},  
    {0x01,  0xFF,   0x05,   0xFF},  
    {0x08,  0xFF,   0xFF,   0xFF},  
    {0x08,  0xFF,   0xFF,   0xFF},  
    {0xFF,  0xFF,   0xFF,   0xFF},  
    {0x00,  0xFF,   0xFF,   0xFF},  
    {0xFF,  0xFF,   0xFF,   0xFF},  
    {0xFF,  0xFF,   0xFF,   0xFF},  
    {0xFF,  0xFF,   0xFF,   0xFF},  
}

Functions

Variables

Detailed Description

Function Documentation

◆ ad7771_get_sinc5_filter_state()

◆ ad7771_set_sinc5_filter_state()

◆ ad7779_compute_crc8()

◆ ad7779_do_single_sar_conv()

◆ ad7779_do_spi_soft_reset()

◆ ad7779_do_update_mode_pins()

◆ ad7779_get_dclk_div()

◆ ad7779_get_dec_rate()

◆ ad7779_get_gain()

◆ ad7779_get_gain_corr()

◆ ad7779_get_offset_corr()

◆ ad7779_get_power_mode()

◆ ad7779_get_ref_buf_op_mode()

◆ ad7779_get_reference_type()

◆ ad7779_get_sar_cfg()

◆ ad7779_get_spi_op_mode()

◆ ad7779_get_state()

◆ ad7779_get_sync_offset()

◆ ad7779_init()

◆ ad7779_remove()

◆ ad7779_set_dclk_div()

◆ ad7779_set_dec_rate()

◆ ad7779_set_gain()

◆ ad7779_set_gain_corr()

◆ ad7779_set_offset_corr()

◆ ad7779_set_power_mode()

◆ ad7779_set_ref_buf_op_mode()

◆ ad7779_set_reference_type()

◆ ad7779_set_sar_cfg()

◆ ad7779_set_spi_op_mode()

◆ ad7779_set_state()

◆ ad7779_set_sync_offset()

◆ ad7779_spi_int_reg_read()

◆ ad7779_spi_int_reg_read_mask()

◆ ad7779_spi_int_reg_write()

◆ ad7779_spi_int_reg_write_mask()

◆ ad7779_spi_sar_read_code()

Variable Documentation

◆ pin_mode_options