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)

SPDX-License-Identifier: BSD-3-Clause

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.

◆ 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.

◆ 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.

◆ 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.

◆ 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.

◆ 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.

◆ 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.

◆ 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.

◆ 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.

◆ 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.

◆ 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.

◆ 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.

◆ 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.

◆ 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()