no-OS
Functions
max31855.c File Reference

Implementation of MAX31855 Driver. More...

#include <errno.h>
#include <stdlib.h>
#include <stdint.h>
#include "max31855.h"
#include "no_os_spi.h"
#include "no_os_util.h"
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Functions

int max31855_init (struct max31855_dev **device, struct max31855_init_param *init_param)
 Device and comm init function. More...
 
int max31855_remove (struct max31855_dev *device)
 Remove resources allocated by the init function. More...
 
int max31855_read_raw (struct max31855_dev *device, uint32_t *val)
 Read raw register value. More...
 
int max31855_read_temp (struct max31855_dev *device, struct max31855_decimal *thermocouple_temp, struct max31855_decimal *internal_temp)
 Read thermocouple and internal temperatures (converted in deg. C) More...
 

Detailed Description

Implementation of MAX31855 Driver.

Author
Ciprian Regus (cipri.nosp@m.an.r.nosp@m.egus@.nosp@m.anal.nosp@m.og.co.nosp@m.m)

Copyright 2022(c) Analog Devices, Inc.

All rights reserved.

Redistribution and use in source and binary forms, with or without modification, are permitted provided that the following conditions are met:

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

◆ max31855_init()

int max31855_init ( struct max31855_dev **  device,
struct max31855_init_param init_param 
)

Device and comm init function.

Parameters
device- MAX31855 descriptor to be initialized
init_param- Init parameter for descriptor
Returns
0 in case of success, errno errors otherwise
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◆ max31855_read_raw()

int max31855_read_raw ( struct max31855_dev device,
uint32_t *  val 
)

Read raw register value.

Parameters
device- MAX31855 descriptor
val- register value
Returns
0 in case of success, negative error code otherwise
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◆ max31855_read_temp()

int max31855_read_temp ( struct max31855_dev device,
struct max31855_decimal thermocouple_temp,
struct max31855_decimal internal_temp 
)

Read thermocouple and internal temperatures (converted in deg. C)

Parameters
device- MAX31855 descriptor
thermocouple_temp- thermocouple probe temperature (deg. C)
internal_temp- board's temperature (used as reference)
Returns
0 in case of success, errno errors otherwise

◆ max31855_remove()

int max31855_remove ( struct max31855_dev device)

Remove resources allocated by the init function.

Parameters
device- MAX31855 descriptor
Returns
0 in case of success, errno errors otherwise
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