Implementation of AD5766 Driver. More...

#include <stdio.h>
#include <stdlib.h>
#include "ad5766.h"
#include "no_os_error.h"
#include "no_os_alloc.h"

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Functions
int32_t	ad5766_spi_cmd_write (struct ad5766_dev *dev, uint8_t cmd, uint16_t data)

int32_t	ad5766_spi_readback_reg (struct ad5766_dev dev, enum ad5766_dac dac, uint32_t data)

int32_t	ad5766_set_sw_ldac (struct ad5766_dev *dev, uint16_t setting)

int32_t	ad5766_set_clr_span (struct ad5766_dev *dev, enum ad5766_clr clr, enum ad5766_span span)

int32_t	ad5766_set_pwr_dac (struct ad5766_dev *dev, uint16_t setting)

int32_t	ad5766_set_pwr_dither (struct ad5766_dev *dev, uint16_t setting)

int32_t	ad5766_set_dither_signal (struct ad5766_dev *dev, uint32_t setting)

int32_t	ad5766_set_inv_dither (struct ad5766_dev *dev, uint16_t setting)

int32_t	ad5766_set_dither_scale (struct ad5766_dev *dev, uint32_t setting)

int32_t	ad5766_do_soft_reset (struct ad5766_dev *dev)

int32_t	ad5766_set_in_reg (struct ad5766_dev *dev, enum ad5766_dac dac, uint16_t data)

int32_t	ad5766_set_dac_reg (struct ad5766_dev *dev, enum ad5766_dac dac, uint16_t data)

int32_t	ad5766_set_dac_reg_all (struct ad5766_dev *dev, uint16_t data)

int32_t	ad5766_init (struct ad5766_dev **device, struct ad5766_init_param init_param)

int32_t	ad5766_remove (struct ad5766_dev *dev)
	Free the resources allocated by ad5766_init(). More...

Detailed Description

Implementation of AD5766 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.
The use of this software may or may not infringe the patent rights of one or more patent holders. This license does not release you from the requirement that you obtain separate licenses from these patent holders to use this software.
Use of the software either in source or binary form, must be run on or directly connected to an Analog Devices Inc. component.

THIS SOFTWARE IS PROVIDED BY ANALOG DEVICES "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, NON-INFRINGEMENT, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL ANALOG DEVICES BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, INTELLECTUAL PROPERTY RIGHTS, 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

◆ ad5766_do_soft_reset()

int32_t ad5766_do_soft_reset ( struct ad5766_dev * dev )

Do a software reset.

Parameters

dev	- The device structure.

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

◆ ad5766_init()

int32_t ad5766_init	(	struct ad5766_dev **	device,
		struct ad5766_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.

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◆ ad5766_remove()

int32_t ad5766_remove ( struct ad5766_dev * dev )

Free the resources allocated by ad5766_init().

Parameters

dev	- The device structure.

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

◆ ad5766_set_clr_span()

int32_t ad5766_set_clr_span	(	struct ad5766_dev *	dev,
		enum ad5766_clr	clr,
		enum ad5766_span	span
	)

Set clear code and span settings.

Parameters

dev	- The device structure.
clr	- The clear code setting. Accepted values: AD5766_ZERO AD5766_MID AD5766_FULL
span	- The span setting. Accepted values: AD5766_M_20V_TO_0V AD5766_M_16V_TO_0V AD5766_M_10V_TO_0V AD5766_M_12V_TO_P_14V AD5766_M_16V_TO_P_10V AD5766_M_5V_TO_P_6V AD5766_M_10V_TO_P_10V

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

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◆ ad5766_set_dac_reg()

int32_t ad5766_set_dac_reg	(	struct ad5766_dev *	dev,
		enum ad5766_dac	dac,
		uint16_t	data
	)

Set the DAC register for the selected channel.

Parameters

dev	- The device structure.
dac	- The selected channel.
data	- The register data.

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

◆ ad5766_set_dac_reg_all()

int32_t ad5766_set_dac_reg_all	(	struct ad5766_dev *	dev,
		uint16_t	data
	)

Set the DAC register for all channels.

Parameters

dev	- The device structure.
data	- The register data.

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

◆ ad5766_set_dither_scale()

int32_t ad5766_set_dither_scale	(	struct ad5766_dev *	dev,
		uint32_t	setting
	)

Enable the dither scaling for the selected channels.

Parameters

dev	- The device structure.
setting	- The setting. Accepted values: AD5766_75(x) \| AD5766_50(y) \| AD5766_25(z) \| ...

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

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◆ ad5766_set_dither_signal()

int32_t ad5766_set_dither_signal	(	struct ad5766_dev *	dev,
		uint32_t	setting
	)

Enable the dither signal for the selected channels.

Parameters

dev	- The device structure.
setting	- The setting. Accepted values: AD5766_N0(x) \| AD5766_N1(y) \| ...

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

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◆ ad5766_set_in_reg()

int32_t ad5766_set_in_reg	(	struct ad5766_dev *	dev,
		enum ad5766_dac	dac,
		uint16_t	data
	)

Set the input register for the selected channel.

Parameters

dev	- The device structure.
dac	- The selected channel.
data	- The register data.

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

◆ ad5766_set_inv_dither()

int32_t ad5766_set_inv_dither	(	struct ad5766_dev *	dev,
		uint16_t	setting
	)

Invert the dither signal for the selected channels.

Parameters

dev	- The device structure.
setting	- The setting. Accepted values: AD5766_INV_D(x) \| AD5766_INV_D(y) \| ...

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

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◆ ad5766_set_pwr_dac()

int32_t ad5766_set_pwr_dac	(	struct ad5766_dev *	dev,
		uint16_t	setting
	)

Power down the selected channels.

Parameters

dev	- The device structure.
setting	- The setting. Accepted values: AD5766_PWDN(x) \| AD5766_PWDN(y) \| ...

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

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◆ ad5766_set_pwr_dither()

int32_t ad5766_set_pwr_dither	(	struct ad5766_dev *	dev,
		uint16_t	setting
	)

Power down the dither block for the selected channels.

Parameters

dev	- The device structure.
setting	- The setting. Accepted values: AD5766_PWDN(x) \| AD5766_PWDN(y) \| ...

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

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◆ ad5766_set_sw_ldac()

int32_t ad5766_set_sw_ldac	(	struct ad5766_dev *	dev,
		uint16_t	setting
	)

Set software LDAC for the selected channels.

Parameters

dev	- The device structure.
setting	- The setting. Accepted values: AD5766_LDAC(x) \| AD5766_LDAC(y) \| ...

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

◆ ad5766_spi_cmd_write()

int32_t ad5766_spi_cmd_write	(	struct ad5766_dev *	dev,
		uint8_t	cmd,
		uint16_t	data
	)

SPI command write to device.

Parameters

dev	- The device structure.
cmd	- The command.
data	- The data.

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

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◆ ad5766_spi_readback_reg()

int32_t ad5766_spi_readback_reg	(	struct ad5766_dev *	dev,
		enum ad5766_dac	dac,
		uint32_t *	data
	)

SPI readback register from device.

Parameters

dev	- The device structure.
dac	- The dac address.
data	- The register data.

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

Functions

Detailed Description

Function Documentation

◆ ad5766_do_soft_reset()

◆ ad5766_init()

◆ ad5766_remove()

◆ ad5766_set_clr_span()

◆ ad5766_set_dac_reg()

◆ ad5766_set_dac_reg_all()

◆ ad5766_set_dither_scale()

◆ ad5766_set_dither_signal()

◆ ad5766_set_in_reg()

◆ ad5766_set_inv_dither()

◆ ad5766_set_pwr_dac()

◆ ad5766_set_pwr_dither()

◆ ad5766_set_sw_ldac()

◆ ad5766_spi_cmd_write()

◆ ad5766_spi_readback_reg()