max31865_params.h
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1 /*
2  * Copyright (C) 2025 David Picard
3  *
4  * This file is subject to the terms and conditions of the GNU Lesser
5  * General Public License v2.1. See the file LICENSE in the top level
6  * directory for more details.
7  */
8 
9 #pragma once
10 
21 #include "board.h"
22 #include "saul_reg.h"
23 
24 #include "max31865.h"
25 #include "max31865_internal.h"
26 #include "max31865_lut.h"
27 
28 #ifdef __cplusplus
29 extern "C" {
30 #endif
31 
40 #ifndef MAX31865_PARAM_SPI
41 # define MAX31865_PARAM_SPI (SPI_DEV(0))
42 #endif
43 
47 #ifndef MAX31865_PARAM_CS_PIN
48 # define MAX31865_PARAM_CS_PIN (GPIO_PIN(0, 5))
49 #endif
50 
54 #ifndef MAX31865_PARAM_CFG_BYTE
55 # define MAX31865_PARAM_CFG_BYTE MAX31865_CFG_VBIAS_ON | \
56  MAX31865_CFG_CONV_AUTO | \
57  MAX31865_CFG_3WIRE | \
58  MAX31865_CFG_FILTER_50HZ
59 #endif
60 
64 #ifndef MAX31865_PARAM_TEMP_THRES_LOW
65 # define MAX31865_PARAM_TEMP_THRES_LOW -19900
66 #endif
67 
71 #ifndef MAX31865_PARAM_TEMP_THRES_HIGH
72 # define MAX31865_PARAM_TEMP_THRES_HIGH 64900
73 #endif
74 
78 #ifndef MAX31865_PARAMS
79 # define MAX31865_PARAMS { \
80  .spi = MAX31865_PARAM_SPI, \
81  .cs_pin = MAX31865_PARAM_CS_PIN, \
82  .cfg_byte = MAX31865_PARAM_CFG_BYTE, \
83  .temp_low_threshold = MAX31865_PARAM_TEMP_THRES_LOW, \
84  .temp_high_threshold = MAX31865_PARAM_TEMP_THRES_HIGH, \
85  .lut = &max31865_lut, \
86  .lut_numlines = MAX31865_LUT_NUMLINES, \
87 }
88 #endif
92 #ifndef MAX31865_SAUL_INFO
93 #define MAX31865_SAUL_INFO { .name = "max31865_rtd" }
94 #endif
101 {
103 };
104 
109 {
111 };
112 
113 #ifdef __cplusplus
114 }
115 #endif
116 
Internal addresses, registers and constants.
Default lookup table.
static const saul_reg_info_t max31865_saul_info[]
Allocate and configure entries to the SAUL registry.
static const max31865_params_t max31865_params[]
Configuration structs for the MAX31865 driver.
#define MAX31865_SAUL_INFO
Default SAUL info for the MAX31865 driver.
#define MAX31865_PARAMS
Default parameters for the MAX31865 driver.
SAUL registry interface definition.
Device initialization parameters.
Definition: max31865.h:129
Additional data to collect for each entry.
Definition: saul_reg.h:48