Source file of MAX22007 Driver. More...

#include "no_os_print_log.h"
#include "no_os_error.h"
#include "no_os_alloc.h"
#include "no_os_delay.h"
#include "no_os_crc8.h"
#include "no_os_spi.h"
#include "max22007.h"
#include <string.h>

Include dependency graph for max22007.c:

Macros
#define	MAX22007_CRC8_POLYNOMIAL 0x8C

Functions
	NO_OS_DECLARE_CRC8_TABLE (max22007_crc8_table)

int	max22007_reg_read (struct max22007_dev dev, uint8_t reg_addr, uint16_t reg_data)
	Read from a register.

int	max22007_reg_write (struct max22007_dev *dev, uint8_t reg_addr, uint16_t reg_data)
	Write to a register.

int	max22007_reg_write_msk (struct max22007_dev *dev, uint8_t reg_addr, uint16_t data, uint16_t mask)
	Register write with mask.

int	max22007_set_latch_mode (struct max22007_dev *dev, uint8_t ch, enum max22007_dac_latch_mode mode)
	Set DAC latch mode.

int	max22007_get_latch_mode (struct max22007_dev dev, uint8_t ch, enum max22007_dac_latch_mode mode)
	Get DAC latch mode.

int	max22007_set_reference (struct max22007_dev *dev, enum max22007_ref_mode mode)
	Set reference source.

int	max22007_get_reference (struct max22007_dev dev, enum max22007_ref_mode mode)
	Get reference source.

int	max22007_set_timeout (struct max22007_dev *dev, bool timeout_en, enum max22007_timeout_sel timeout_sel, enum max22007_timeout_cnfg timeout_cnfg)
	Set timeout configuration.

int	max22007_get_timeout (struct max22007_dev dev, bool timeout_en, enum max22007_timeout_sel timeout_sel, enum max22007_timeout_cnfg timeout_cnfg)
	Get timeout configuration.

int	max22007_set_channel_mode (struct max22007_dev *dev, uint8_t ch, enum max22007_channel_mode mode)
	Set channel mode.

int	max22007_get_channel_mode (struct max22007_dev dev, uint8_t ch, enum max22007_channel_mode mode)
	Get channel mode.

int	max22007_set_channel_power (struct max22007_dev *dev, uint8_t ch, enum max22007_channel_power mode)
	Set channel power.

int	max22007_get_channel_power (struct max22007_dev dev, uint8_t ch, enum max22007_channel_power mode)
	Get channel power.

int	max22007_configure_crc (struct max22007_dev *dev, bool crc_en)
	Configure CRC.

int	max22007_write_channel_data (struct max22007_dev *dev, uint8_t ch, uint16_t data)
	Write data to a DAC channel data register.

int	max22007_read_channel_data (struct max22007_dev dev, uint8_t ch, uint16_t data)
	Read data from a DAC channel data register.

int	max22007_write_ldac (struct max22007_dev *dev, uint8_t ch_mask)
	Write to LDAC register to update DAC output.

int	max22007_init (struct max22007_dev **device, struct max22007_init_param init_param)
	MAX22007 descriptor initialization function.

int	max22007_remove (struct max22007_dev *dev)
	Deallocates all the resources used at initialization.

Detailed Description

Source file of MAX22007 Driver.

Author: Janani Sunil (janan.nosp@m.i.su.nosp@m.nil@a.nosp@m.nalo.nosp@m.g.com)

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.

Macro Definition Documentation

◆ MAX22007_CRC8_POLYNOMIAL

#define MAX22007_CRC8_POLYNOMIAL 0x8C

Function Documentation

◆ max22007_configure_crc()

int max22007_configure_crc	(	struct max22007_dev *	dev,
		bool	crc_en )

Configure CRC.

Parameters

dev	- MAX22007 device descriptor.
crc_en	- CRC enable/disable.

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

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◆ max22007_get_channel_mode()

int max22007_get_channel_mode	(	struct max22007_dev *	dev,
		uint8_t	ch,
		enum max22007_channel_mode *	mode )

Get channel mode.

Parameters

dev	- MAX22007 device descriptor.
ch	- Channel number.
mode	- Channel mode.

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

◆ max22007_get_channel_power()

int max22007_get_channel_power	(	struct max22007_dev *	dev,
		uint8_t	ch,
		enum max22007_channel_power *	mode )

Get channel power.

Parameters

dev	- MAX22007 device descriptor.
ch	- Channel number.
mode	- Power mode.

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

◆ max22007_get_latch_mode()

int max22007_get_latch_mode	(	struct max22007_dev *	dev,
		uint8_t	ch,
		enum max22007_dac_latch_mode *	mode )

Get DAC latch mode.

Parameters

dev	- MAX22007 device descriptor.
ch	- Channel number.
mode	- Latch mode.

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

◆ max22007_get_reference()

int max22007_get_reference	(	struct max22007_dev *	dev,
		enum max22007_ref_mode *	mode )

Get reference source.

Parameters

dev	- MAX22007 device descriptor.
mode	- Reference mode.

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

◆ max22007_get_timeout()

int max22007_get_timeout	(	struct max22007_dev *	dev,
		bool *	timeout_en,
		enum max22007_timeout_sel *	timeout_sel,
		enum max22007_timeout_cnfg *	timeout_cnfg )

Get timeout configuration.

Parameters

dev	- MAX22007 device descriptor.
timeout_en	- Timeout Enable.
timeout_sel	- Timeout Selection.
timeout_cnfg	- Timeout Configuration.

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

◆ max22007_init()

int max22007_init	(	struct max22007_dev **	device,
		struct max22007_init_param	init_param )

MAX22007 descriptor initialization function.

Parameters

device	- MAX22007 device descriptor.
init_param	- Initialization parameter containing data about the device descriptor to be initialized.

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

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◆ max22007_read_channel_data()

int max22007_read_channel_data	(	struct max22007_dev *	dev,
		uint8_t	ch,
		uint16_t *	data )

Read data from a DAC channel data register.

Parameters

dev	- MAX22007 device descriptor.
ch	- Channel number (0-3).
data	- Pointer to store the 16-bit data read from the channel.

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

◆ max22007_reg_read()

int max22007_reg_read	(	struct max22007_dev *	dev,
		uint8_t	reg_addr,
		uint16_t *	reg_data )

Read from a register.

Parameters

dev	- MAX22007 device descriptor.
reg_addr	- Register address.
reg_data	- Register data.

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

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◆ max22007_reg_write()

int max22007_reg_write	(	struct max22007_dev *	dev,
		uint8_t	reg_addr,
		uint16_t	reg_data )

Write to a register.

Parameters

dev	- MAX22007 device descriptor.
reg_addr	- Register address.
reg_data	- Register data.

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

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◆ max22007_reg_write_msk()

int max22007_reg_write_msk	(	struct max22007_dev *	dev,
		uint8_t	reg_addr,
		uint16_t	data,
		uint16_t	mask )

Register write with mask.

Parameters

dev	- MAX22007 device descriptor.
reg_addr	- Register address.
data	- Register data.
mask	- Register mask.

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

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◆ max22007_remove()

int max22007_remove ( struct max22007_dev * dev )

Deallocates all the resources used at initialization.

Parameters

dev	- MAX22007 device descriptor.

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

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◆ max22007_set_channel_mode()

int max22007_set_channel_mode	(	struct max22007_dev *	dev,
		uint8_t	ch,
		enum max22007_channel_mode	mode )

Set channel mode.

Parameters

dev	- MAX22007 device descriptor.
ch	- Channel number.
mode	- Channel mode.

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

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◆ max22007_set_channel_power()

int max22007_set_channel_power	(	struct max22007_dev *	dev,
		uint8_t	ch,
		enum max22007_channel_power	mode )

Set channel power.

Parameters

dev	- MAX22007 device descriptor.
ch	- Channel number.
mode	- Power mode.

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

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◆ max22007_set_latch_mode()

int max22007_set_latch_mode	(	struct max22007_dev *	dev,
		uint8_t	ch,
		enum max22007_dac_latch_mode	mode )

Set DAC latch mode.

Parameters

dev	- MAX22007 device descriptor.
ch	- Channel number.
mode	- Latch mode.

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

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◆ max22007_set_reference()

int max22007_set_reference	(	struct max22007_dev *	dev,
		enum max22007_ref_mode	mode )

Set reference source.

Parameters

dev	- MAX22007 device descriptor.
mode	- Reference mode.

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

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◆ max22007_set_timeout()

int max22007_set_timeout	(	struct max22007_dev *	dev,
		bool	timeout_en,
		enum max22007_timeout_sel	timeout_sel,
		enum max22007_timeout_cnfg	timeout_cnfg )

Set timeout configuration.

Parameters

dev	- MAX22007 device descriptor.
timeout_en	- Timeout enable/disable.
timeout_sel	- Timeout selection.
timeout_cnfg	- Timeout configuration.

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

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◆ max22007_write_channel_data()

int max22007_write_channel_data	(	struct max22007_dev *	dev,
		uint8_t	ch,
		uint16_t	data )

Write data to a DAC channel data register.

Parameters

dev	- MAX22007 device descriptor.
ch	- Channel number (0-3).
data	- 16-bit data to write to the channel.

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

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◆ max22007_write_ldac()

int max22007_write_ldac	(	struct max22007_dev *	dev,
		uint8_t	ch_mask )

Write to LDAC register to update DAC output.

Parameters

dev	- MAX22007 device descriptor.
ch_mask	- Channel mask.

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

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◆ NO_OS_DECLARE_CRC8_TABLE()

NO_OS_DECLARE_CRC8_TABLE ( max22007_crc8_table )

Macros

Functions

Detailed Description

Macro Definition Documentation

◆ MAX22007_CRC8_POLYNOMIAL

Function Documentation

◆ max22007_configure_crc()

◆ max22007_get_channel_mode()

◆ max22007_get_channel_power()

◆ max22007_get_latch_mode()

◆ max22007_get_reference()

◆ max22007_get_timeout()

◆ max22007_init()

◆ max22007_read_channel_data()

◆ max22007_reg_read()

◆ max22007_reg_write()

◆ max22007_reg_write_msk()

◆ max22007_remove()

◆ max22007_set_channel_mode()

◆ max22007_set_channel_power()

◆ max22007_set_latch_mode()

◆ max22007_set_reference()

◆ max22007_set_timeout()

◆ max22007_write_channel_data()

◆ max22007_write_ldac()

◆ NO_OS_DECLARE_CRC8_TABLE()