diffpressure  2.0.0.0
diffpressure.h
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1 /*
2  * MikroSDK - MikroE Software Development Kit
3  * Copyright© 2020 MikroElektronika d.o.o.
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24 
33 // ----------------------------------------------------------------------------
34 
35 #ifndef DIFFPRESSURE_H
36 #define DIFFPRESSURE_H
37 
38 #include "drv_digital_out.h"
39 #include "drv_digital_in.h"
40 #include "drv_spi_master.h"
41 
42 // -------------------------------------------------------------- PUBLIC MACROS
53 #define DIFFPRESSURE_MAP_MIKROBUS( cfg, mikrobus ) \
54  cfg.miso = MIKROBUS( mikrobus, MIKROBUS_MISO ); \
55  cfg.mosi = MIKROBUS( mikrobus, MIKROBUS_MOSI ); \
56  cfg.sck = MIKROBUS( mikrobus, MIKROBUS_SCK ); \
57  cfg.cs = MIKROBUS( mikrobus, MIKROBUS_CS )
58 
65 #define DIFFPRESSURE_OK 0
66 #define DIFFPRESSURE_ERROR -1
67  // End group macro
70 // --------------------------------------------------------------- PUBLIC TYPES
79 typedef struct
80 {
81  // Modules
82  spi_master_t spi;
83 
84  // ctx variable
85  pin_name_t chip_select;
86 
88 
92 typedef struct
93 {
94  // Communication gpio pins
95  pin_name_t miso;
96  pin_name_t mosi;
97  pin_name_t sck;
98  pin_name_t cs;
99 
100  // static variable
101  uint32_t spi_speed;
102  spi_master_mode_t spi_mode;
103  spi_master_chip_select_polarity_t cs_polarity;
104 
106  // End types group
108 
109 // ----------------------------------------------- PUBLIC FUNCTION DECLARATIONS
110 
115 #ifdef __cplusplus
116 extern "C"{
117 #endif
118 
128 
138 
147 
156 int32_t diffpressure_get_pa_difference ( diffpressure_t *ctx, float adc_voltage );
157 
158 #ifdef __cplusplus
159 }
160 #endif
161 #endif // _DIFFPRESSURE_H_
162  // End public_function group
165 
166 // ------------------------------------------------------------------------- END
diffpressure_get_pa_difference
int32_t diffpressure_get_pa_difference(diffpressure_t *ctx, float adc_voltage)
Get pressure difference [Pa] function.
diffpressure_init
err_t diffpressure_init(diffpressure_t *ctx, diffpressure_cfg_t *cfg)
Initialization function.
diffpressure_cfg_t::spi_speed
uint32_t spi_speed
Definition: diffpressure.h:101
diffpressure_read_adc_voltage
float diffpressure_read_adc_voltage(diffpressure_t *ctx)
Read adc voltage function.
diffpressure_cfg_t::mosi
pin_name_t mosi
Definition: diffpressure.h:96
diffpressure_t
Click ctx object definition.
Definition: diffpressure.h:80
diffpressure_cfg_t::cs
pin_name_t cs
Definition: diffpressure.h:98
diffpressure_cfg_t::spi_mode
spi_master_mode_t spi_mode
Definition: diffpressure.h:102
diffpressure_cfg_setup
void diffpressure_cfg_setup(diffpressure_cfg_t *cfg)
Config Object Initialization function.
diffpressure_t::spi
spi_master_t spi
Definition: diffpressure.h:82
diffpressure_cfg_t::sck
pin_name_t sck
Definition: diffpressure.h:97
diffpressure_cfg_t::cs_polarity
spi_master_chip_select_polarity_t cs_polarity
Definition: diffpressure.h:103
diffpressure_cfg_t::miso
pin_name_t miso
Definition: diffpressure.h:95
diffpressure_cfg_t
Click configuration structure definition.
Definition: diffpressure.h:93
diffpressure_t::chip_select
pin_name_t chip_select
Definition: diffpressure.h:85