Implementation of max9611 Family Driver. More...

#include <stdint.h>
#include <stdlib.h>
#include "no_os_i2c.h"
#include "no_os_util.h"
#include "no_os_error.h"
#include "no_os_delay.h"
#include "no_os_alloc.h"
#include "max9611.h"

Include dependency graph for max9611.c:

Functions
int	max9611_addr_gen (struct max9611_init_param *device_ip, enum max9611_addr_lvls a0, enum max9611_addr_lvls a1)
	Generates slave address based on A1 and A0 pin values.

int	max9611_init (struct max9611_dev **device, struct max9611_init_param init_param)
	Initializes the communication peripheral and checks if the device is present.

int	max9611_remove (struct max9611_dev *dev)
	Free the resources allocated by max538x_init().

int	max9611_read (struct max9611_dev dev, uint8_t addr, uint8_t bytes, uint8_t read_data)
	Reads data from device register (I2C)

int	max9611_write (struct max9611_dev dev, uint8_t addr, uint8_t bytes, uint8_t write_data)
	Writes data to device register (I2C)

int	max9611_reg_update (struct max9611_dev *dev, uint8_t addr, int update_mask, int update_val)
	Update selected I2C register contents.

int	max9611_set_mode (struct max9611_dev *dev, enum max9611_mode_conf mode)
	Configures MAX9611 operating mode.

int	max9611_get_mode (struct max9611_dev dev, enum max9611_mode_conf mode)
	Get the MAX9611 operating mode.

int	max9611_set_mux (struct max9611_dev *dev, enum max9611_mux_conf mux)
	Configures the internal MUX settings.

int	max9611_get_mux (struct max9611_dev dev, enum max9611_mux_conf mux)
	Get the internal MUX settings.

int	max9611_shutdown (struct max9611_dev *dev, bool is_shdn)
	Device shutdown or power up.

int	max9611_set_lr (struct max9611_dev *dev, bool is_normal)
	Configure LR bit operation.

int	max9611_get_lr (struct max9611_dev dev, bool lr)
	Get LR bit value.

int	max9611_set_delay (struct max9611_dev *dev, enum max9611_delay_time dtime)
	Configures MAX9611 delay time.

int	max9611_get_delay (struct max9611_dev dev, enum max9611_delay_time dtime)
	Get MAX9611 configured delay time.

int	max9611_set_retry (struct max9611_dev *dev, enum max9611_retry_time rtime)
	Configures MAX9611 retry time.

int	max9611_get_retry (struct max9611_dev dev, enum max9611_retry_time rtime)
	Get MAX9611 configured retry time.

int	max9611_get_raw (struct max9611_dev dev, uint16_t raw)
	Receive data from ADC (single value only).

Detailed Description

Implementation of max9611 Family Driver.

Author: MSosa (marcp.nosp@m.aolo.nosp@m..sosa.nosp@m.@ana.nosp@m.log.c.nosp@m.om); JSanbuen (jose..nosp@m.sanb.nosp@m.uenav.nosp@m.entu.nosp@m.ra@an.nosp@m.alog.nosp@m..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.

Function Documentation

◆ max9611_addr_gen()

int max9611_addr_gen	(	struct max9611_init_param *	device_ip,
		enum max9611_addr_lvls	a0,
		enum max9611_addr_lvls	a1 )

Generates slave address based on A1 and A0 pin values.

Parameters

device_ip	- init param structure
a0	- A0 logic level
a1	- A1 logic level

Returns: addr - Computed slave ID

◆ max9611_get_delay()

int max9611_get_delay	(	struct max9611_dev *	dev,
		enum max9611_delay_time *	dtime )

Get MAX9611 configured delay time.

Parameters

dev	- The device structure.
dtime	- Pointer to store delay time read

Returns: - 0 if successful, error otherwise.

◆ max9611_get_lr()

int max9611_get_lr	(	struct max9611_dev *	dev,
		bool *	lr )

Get LR bit value.

Parameters

dev	- The device structure.
lr	- Pointer to store LR bit value

Returns: - 0 if successful, error otherwise.

◆ max9611_get_mode()

int max9611_get_mode	(	struct max9611_dev *	dev,
		enum max9611_mode_conf *	mode )

Get the MAX9611 operating mode.

Parameters

dev	- The device structure.
mode	- Pointer to store the obtained mode

Returns: - 0 if successful, error otherwise.

◆ max9611_get_mux()

int max9611_get_mux	(	struct max9611_dev *	dev,
		enum max9611_mux_conf *	mux )

Get the internal MUX settings.

Parameters

dev	- The device structure.
mux	- Pointer to store the obtained mux config

Returns: - 0 if successful, error otherwise.

◆ max9611_get_raw()

int max9611_get_raw	(	struct max9611_dev *	dev,
		uint16_t *	raw )

Receive data from ADC (single value only).

Parameters

dev	- The device structure.
raw	- Pointer to store the raw 12-bit ADC reading

Returns: - 0 if successful, error otherwise.

◆ max9611_get_retry()

int max9611_get_retry	(	struct max9611_dev *	dev,
		enum max9611_retry_time *	rtime )

Get MAX9611 configured retry time.

Parameters

dev	- The device structure.
rtime	- Pointer to store retry time read

Returns: - 0 if successful, error otherwise.

◆ max9611_init()

int max9611_init	(	struct max9611_dev **	device,
		struct max9611_init_param	init_param )

Initializes the communication peripheral and checks if the device is present.

Parameters

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

Returns: ret - The result of the initialization procedure. Example: -1 - I2C peripheral wasn't initialized or the device is not present. 0 - I2C peripheral was initialized and the device is present.

◆ max9611_read()

int max9611_read	(	struct max9611_dev *	dev,
		uint8_t	addr,
		uint8_t	bytes,
		uint8_t *	read_data )

Reads data from device register (I2C)

Parameters

dev	- The device structure.
addr	- Starting / selected register address.
bytes	- Number of bytes to read from starting register address
read_data	- Read data buffer

Returns: - 0 if I2C read is successful, error otherwise.

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◆ max9611_reg_update()

int max9611_reg_update	(	struct max9611_dev *	dev,
		uint8_t	addr,
		int	update_mask,
		int	update_val )

Update selected I2C register contents.

Parameters

dev	- The device structure.
addr	- Starting / selected register address.
update_mask	- Mask to update to selected register bit/s
update_val	- Value used to update on selected register

Returns: - 0 if I2C write is successful, error otherwise.

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◆ max9611_remove()

int max9611_remove ( struct max9611_dev * dev )

Free the resources allocated by max538x_init().

Parameters

dev	- The device structure.

Returns: ret - The result of the remove procedure.

◆ max9611_set_delay()

int max9611_set_delay	(	struct max9611_dev *	dev,
		enum max9611_delay_time	dtime )

Configures MAX9611 delay time.

Parameters

dev	- The device structure.
dtime	- Delay option

Returns: - 0 if successful, error otherwise.

◆ max9611_set_lr()

int max9611_set_lr	(	struct max9611_dev *	dev,
		bool	is_normal )

Configure LR bit operation.

Parameters

dev	- The device structure.
is_normal	- Set true for normal operation. False otherwise (refer to LR bit in data sheet)

Returns: - 0 if successful, error otherwise.

◆ max9611_set_mode()

int max9611_set_mode	(	struct max9611_dev *	dev,
		enum max9611_mode_conf	mode )

Configures MAX9611 operating mode.

Parameters

dev	- The device structure.
mode	- MODE configuration

Returns: - 0 if successful, error otherwise.

◆ max9611_set_mux()

int max9611_set_mux	(	struct max9611_dev *	dev,
		enum max9611_mux_conf	mux )

Configures the internal MUX settings.

Parameters

dev	- The device structure.
mux	- MUX configuration

Returns: - 0 if successful, error otherwise.

◆ max9611_set_retry()

int max9611_set_retry	(	struct max9611_dev *	dev,
		enum max9611_retry_time	rtime )

Configures MAX9611 retry time.

Parameters

dev	- The device structure.
rtime	- Retry time option

Returns: - 0 if successful, error otherwise.

◆ max9611_shutdown()

int max9611_shutdown	(	struct max9611_dev *	dev,
		bool	is_shdn )

Device shutdown or power up.

Parameters

dev	- The device structure.
is_shdn	- Set to true to shutdown device, false otherwise

Returns: - 0 if successful, error otherwise.

◆ max9611_write()

int max9611_write	(	struct max9611_dev *	dev,
		uint8_t	addr,
		uint8_t	bytes,
		uint8_t *	write_data )

Writes data to device register (I2C)

Parameters

dev	- The device structure.
addr	- Starting / selected register address.
bytes	- Number of bytes to write from starting register address
write_data	- Write data buffer

Returns: - 0 if I2C write is successful, error otherwise.

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Functions

Detailed Description

Function Documentation

◆ max9611_addr_gen()

◆ max9611_get_delay()

◆ max9611_get_lr()

◆ max9611_get_mode()

◆ max9611_get_mux()

◆ max9611_get_raw()

◆ max9611_get_retry()

◆ max9611_init()

◆ max9611_read()

◆ max9611_reg_update()

◆ max9611_remove()

◆ max9611_set_delay()

◆ max9611_set_lr()

◆ max9611_set_mode()

◆ max9611_set_mux()

◆ max9611_set_retry()

◆ max9611_shutdown()

◆ max9611_write()