ammeter  2.0.0.0
ammeter.h
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1 /*
2  * MikroSDK - MikroE Software Development Kit
3  * Copyright© 2020 MikroElektronika d.o.o.
4  *
5  * Permission is hereby granted, free of charge, to any person
6  * obtaining a copy of this software and associated documentation
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9  * publish, distribute, sublicense, and/or sell copies of the Software,
10  * and to permit persons to whom the Software is furnished to do so,
11  * subject to the following conditions:
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18  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
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24 
33 // ----------------------------------------------------------------------------
34 
35 #ifndef AMMETER_H
36 #define AMMETER_H
37 
38 #include "drv_digital_out.h"
39 #include "drv_spi_master.h"
40 
41 // -------------------------------------------------------------- PUBLIC MACROS
52 #define AMMETER_MAP_MIKROBUS( cfg, mikrobus ) \
53  cfg.miso = MIKROBUS( mikrobus, MIKROBUS_MISO ); \
54  cfg.mosi = MIKROBUS( mikrobus, MIKROBUS_MOSI ); \
55  cfg.sck = MIKROBUS( mikrobus, MIKROBUS_SCK ); \
56  cfg.cs = MIKROBUS( mikrobus, MIKROBUS_CS )
57 
63 #define AMMETER_RETVAL uint8_t
64 
65 #define AMMETER_OK 0x00
66 #define AMMETER_INIT_ERROR 0xFF
67 
73 #define AMMETER_SAMPLE_NUM 10
74 #define AMMETER_FILTER_USEFULL_DATA 0x1FFE
75 #define AMMETER_CALC_COEF 1024.0
76 #define AMMETER_STABULISATION_COEF 2.0
77  // End group macro
80 // --------------------------------------------------------------- PUBLIC TYPES
89 typedef struct
90 {
91  digital_out_t cs;
92 
93  // Modules
94 
95  spi_master_t spi;
96  pin_name_t chip_select;
97 
98 } ammeter_t;
99 
103 typedef struct
104 {
105  // Communication gpio pins
106 
107  pin_name_t miso;
108  pin_name_t mosi;
109  pin_name_t sck;
110  pin_name_t cs;
111 
112  // static variable
113 
114  uint32_t spi_speed;
115  spi_master_mode_t spi_mode;
116  spi_master_chip_select_polarity_t cs_polarity;
117 
118 } ammeter_cfg_t;
119  // End types group
121 // ----------------------------------------------- PUBLIC FUNCTION DECLARATIONS
122 
127 #ifdef __cplusplus
128 extern "C"{
129 #endif
130 
140 
150 
160 uint16_t ammeter_data_read ( ammeter_t *ctx );
161 
171 uint16_t ammeter_get_raw_data ( ammeter_t *ctx );
172 
185 
198 
199 #ifdef __cplusplus
200 }
201 #endif
202 #endif // _AMMETER_H_
203  // End public_function group
206 
207 // ------------------------------------------------------------------------- END
ammeter_cfg_t::spi_mode
spi_master_mode_t spi_mode
Definition: ammeter.h:115
ammeter_cfg_t::cs_polarity
spi_master_chip_select_polarity_t cs_polarity
Definition: ammeter.h:116
ammeter_cfg_t
Click configuration structure definition.
Definition: ammeter.h:104
AMMETER_RETVAL
#define AMMETER_RETVAL
Definition: ammeter.h:63
ammeter_cfg_t::mosi
pin_name_t mosi
Definition: ammeter.h:108
ammeter_t
Click ctx object definition.
Definition: ammeter.h:90
ammeter_cfg_setup
void ammeter_cfg_setup(ammeter_cfg_t *cfg)
Config Object Initialization function.
ammeter_data_read
uint16_t ammeter_data_read(ammeter_t *ctx)
Data read function.
ammeter_get_raw_data
uint16_t ammeter_get_raw_data(ammeter_t *ctx)
Get raw data function.
ammeter_get_avg_data
float ammeter_get_avg_data(ammeter_t *ctx)
Get average average data function.
ammeter_t::spi
spi_master_t spi
Definition: ammeter.h:95
ammeter_cfg_t::cs
pin_name_t cs
Definition: ammeter.h:110
ammeter_init
AMMETER_RETVAL ammeter_init(ammeter_t *ctx, ammeter_cfg_t *cfg)
Initialization function.
ammeter_cfg_t::sck
pin_name_t sck
Definition: ammeter.h:109
ammeter_t::chip_select
pin_name_t chip_select
Definition: ammeter.h:96
ammeter_cfg_t::miso
pin_name_t miso
Definition: ammeter.h:107
ammeter_t::cs
digital_out_t cs
Definition: ammeter.h:91
ammeter_cfg_t::spi_speed
uint32_t spi_speed
Definition: ammeter.h:114
ammeter_amperage
float ammeter_amperage(ammeter_t *ctx)
Get amperage function.