loadcell  2.0.0.0
loadcell.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
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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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24 
33 // ----------------------------------------------------------------------------
34 
35 #ifndef LOADCELL_H
36 #define LOADCELL_H
37 
42 #ifdef PREINIT_SUPPORTED
43 #include "preinit.h"
44 #endif
45 
46 #ifdef MikroCCoreVersion
47  #if MikroCCoreVersion >= 1
48  #include "delays.h"
49  #endif
50 #endif
51 
52 #include "drv_digital_out.h"
53 #include "drv_digital_in.h"
54 
55 // -------------------------------------------------------------- PUBLIC MACROS
65 #define LOADCELL_MAP_MIKROBUS( cfg, mikrobus ) \
66  cfg.rte= MIKROBUS( mikrobus, MIKROBUS_CS ); \
67  cfg.clk= MIKROBUS( mikrobus, MIKROBUS_PWM ); \
68  cfg.int_pin= MIKROBUS( mikrobus, MIKROBUS_INT );
69 
75 #define LOADCELL_RETVAL uint8_t
76 
77 #define LOADCELL_OK 0x00
78 #define LOADCELL_INIT_ERROR 0xFF
79 
85 #define LOADCELL_CHANN_A_GATE_128_NEXT 0
86 #define LOADCELL_CHANN_B_GATE_32_NEXT 1
87 #define LOADCELL_CHANN_A_GATE_64_NEXT 2
88 
94 #define LOADCELL_10HZ_INTERNAL_OSC 0
95 #define LOADCELL_80HZ_INTERNAL_OSC 1
96 
102 #define LOADCELL_POWER_UP 0
103 #define LOADCELL_POWER_DOWN 1
104 
110 #define LOADCELL_GET_RESULT_ERROR 0
111 #define LOADCELL_GET_RESULT_OK 1
112 
118 #define LOADCELL_WEIGHT_100G 100
119 #define LOADCELL_WEIGHT_500G 500
120 #define LOADCELL_WEIGHT_1000G 1000
121 #define LOADCELL_WEIGHT_5000G 5000
122 #define LOADCELL_WEIGHT_10000G 10000
123 
129 #define LOADCELL_DEFAULT_WEIGHT_SCALE_COEFFICIENT 0.088495575221
130 
136 #define LOADCELL_DATA_NO_DATA 0
137 #define LOADCELL_DATA_OK 1
138  // End group macro
141 // --------------------------------------------------------------- PUBLIC TYPES
150 typedef struct
151 {
152  // Output pins
153 
154  digital_out_t rte;
155  digital_out_t clk;
156 
157  // Input pins
158 
159  digital_in_t int_pin;
160 
161 } loadcell_t;
162 
166 typedef struct
167 {
168  // Additional gpio pins
169 
170  pin_name_t rte;
171  pin_name_t clk;
172  pin_name_t int_pin;
173 
175 
179 typedef struct
180 {
181  float tare;
182  uint8_t tare_ok;
193 }
195  // End types group
197 // ------------------------------------------------------------------ CONSTANTS // End constants group
206 // ------------------------------------------------------------------ VARIABLES // End variable group
214 // ----------------------------------------------- PUBLIC FUNCTION DECLARATIONS
215 
221 #ifdef __cplusplus
222 extern "C"{
223 #endif
224 
234 
243 
252 
261 
269 uint8_t loadcell_read_results ( loadcell_t *ctx, uint8_t input_sel, uint32_t *data_out );
270 
278 void loadcell_set_rate ( loadcell_t *ctx, uint8_t rate_sel );
279 
288 
296 void loadcell_set_mode ( loadcell_t *ctx, uint8_t pwr_mode );
297 
305 void loadcell_tare ( loadcell_t *ctx, uint8_t input_sel, loadcell_data_t *cell_data );
306 
314 uint8_t loadcell_calibration ( loadcell_t *ctx, uint8_t input_sel, uint16_t cal_val, loadcell_data_t *cell_data );
315 
323 float loadcell_get_weight ( loadcell_t *ctx, uint8_t input_sel, loadcell_data_t *cell_data );
324 
325 
326 #ifdef __cplusplus
327 }
328 #endif
329 #endif // _LOADCELL_H_
330  // End public_function group
333 
334 // ------------------------------------------------------------------------- END
loadcell_read_results
uint8_t loadcell_read_results(loadcell_t *ctx, uint8_t input_sel, uint32_t *data_out)
Read results of function.
loadcell_data_t::weight_data_100g_ok
uint8_t weight_data_100g_ok
Definition: loadcell.h:184
loadcell_t::rte
digital_out_t rte
Definition: loadcell.h:154
loadcell_data_t::weight_coeff_5000g
float weight_coeff_5000g
Definition: loadcell.h:189
loadcell_data_t::weight_coeff_1000g
float weight_coeff_1000g
Definition: loadcell.h:187
loadcell_data_t
Load cell data structure definition.
Definition: loadcell.h:180
loadcell_set_rate
void loadcell_set_rate(loadcell_t *ctx, uint8_t rate_sel)
Set rate function.
LOADCELL_RETVAL
#define LOADCELL_RETVAL
Definition: loadcell.h:75
loadcell_data_t::weight_coeff_500g
float weight_coeff_500g
Definition: loadcell.h:185
loadcell_data_t::weight_coeff_100g
float weight_coeff_100g
Definition: loadcell.h:183
loadcell_cfg_t::clk
pin_name_t clk
Definition: loadcell.h:171
loadcell_data_t::weight_data_500g_ok
uint8_t weight_data_500g_ok
Definition: loadcell.h:186
loadcell_data_t::weight_data_5000g_ok
uint8_t weight_data_5000g_ok
Definition: loadcell.h:190
loadcell_set_mode
void loadcell_set_mode(loadcell_t *ctx, uint8_t pwr_mode)
Set clock mode function.
loadcell_init
LOADCELL_RETVAL loadcell_init(loadcell_t *ctx, loadcell_cfg_t *cfg)
Initialization function.
loadcell_cfg_t::rte
pin_name_t rte
Definition: loadcell.h:170
loadcell_cfg_t
Click configuration structure definition.
Definition: loadcell.h:167
loadcell_data_t::weight_data_1000g_ok
uint8_t weight_data_1000g_ok
Definition: loadcell.h:188
loadcell_cfg_t::int_pin
pin_name_t int_pin
Definition: loadcell.h:172
loadcell_t::int_pin
digital_in_t int_pin
Definition: loadcell.h:159
loadcell_get_weight
float loadcell_get_weight(loadcell_t *ctx, uint8_t input_sel, loadcell_data_t *cell_data)
Get weight function.
loadcell_data_t::tare_ok
uint8_t tare_ok
Definition: loadcell.h:182
cell_data
loadcell_data_t cell_data
Definition: main.c:39
loadcell_default_cfg
void loadcell_default_cfg(loadcell_t *ctx)
Click Default Configuration function.
loadcell_check_out
uint8_t loadcell_check_out(loadcell_t *ctx)
Check status of pin DO (do_pin).
loadcell_t
Click ctx object definition.
Definition: loadcell.h:151
loadcell_tare
void loadcell_tare(loadcell_t *ctx, uint8_t input_sel, loadcell_data_t *cell_data)
Function of messure and read results.
loadcell_data_t::tare
float tare
Definition: loadcell.h:181
loadcell_data_t::weight_data_10000g_ok
uint8_t weight_data_10000g_ok
Definition: loadcell.h:192
loadcell_t::clk
digital_out_t clk
Definition: loadcell.h:155
loadcell_reset
void loadcell_reset(loadcell_t *ctx)
Reset clock function.
loadcell_cfg_setup
void loadcell_cfg_setup(loadcell_cfg_t *cfg)
Config Object Initialization function.
loadcell_calibration
uint8_t loadcell_calibration(loadcell_t *ctx, uint8_t input_sel, uint16_t cal_val, loadcell_data_t *cell_data)
Calibration function.
loadcell_data_t::weight_coeff_10000g
float weight_coeff_10000g
Definition: loadcell.h:191