loadcell2  2.0.0.0
loadcell2.h
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1 /*
2  * MikroSDK - MikroE Software Development Kit
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32 // ----------------------------------------------------------------------------
33 
34 #ifndef LOADCELL2_H
35 #define LOADCELL2_H
36 
37 #include "mikrosdk_version.h"
38 
39 #ifdef __GNUC__
40 #if mikroSDK_GET_VERSION < 20800ul
41 #include "rcu_delays.h"
42 #else
43 #include "delays.h"
44 #endif
45 #endif
46 
47 #include "drv_digital_in.h"
48 #include "drv_i2c_master.h"
49 
50 
51 // -------------------------------------------------------------- PUBLIC MACROS
61 #define LOADCELL2_MAP_MIKROBUS( cfg, mikrobus ) \
62  cfg.scl = MIKROBUS( mikrobus, MIKROBUS_SCL ); \
63  cfg.sda = MIKROBUS( mikrobus, MIKROBUS_SDA ); \
64  cfg.rdy = MIKROBUS( mikrobus, MIKROBUS_INT )
65 
71 #define LOADCELL2_RETVAL uint8_t
72 
73 #define LOADCELL2_OK 0x00
74 #define LOADCELL2_INIT_ERROR 0xFF
75 
81 #define LOADCELL2_SLAVE_ADDRESS 0x2A
82 
88 #define LOADCELL2_REG_PU_CTRL 0x00
89 #define LOADCELL2_REG_CTRL1 0x01
90 #define LOADCELL2_REG_CTRL2 0x02
91 #define LOADCELL2_REG_OCAL1_B2 0x03
92 #define LOADCELL2_REG_OCAL1_B1 0x04
93 #define LOADCELL2_REG_OCAL1_B0 0x05
94 #define LOADCELL2_REG_GCAL1_B3 0x06
95 #define LOADCELL2_REG_GCAL1_B2 0x07
96 #define LOADCELL2_REG_GCAL1_B1 0x08
97 #define LOADCELL2_REG_GCAL1_B0 0x09
98 #define LOADCELL2_REG_OCAL2_B2 0x0A
99 #define LOADCELL2_REG_OCAL2_B1 0x0B
100 #define LOADCELL2_REG_OCAL2_B0 0x0C
101 #define LOADCELL2_REG_GCAL2_B3 0x0D
102 #define LOADCELL2_REG_GCAL2_B2 0x0E
103 #define LOADCELL2_REG_GCAL2_B0 0x0F
104 #define LOADCELL2_REG_GCAL2_B1 0x10
105 #define LOADCELL2_REG_I2C_CTRL 0x11
106 #define LOADCELL2_REG_ADC_B2 0x12
107 #define LOADCELL2_REG_ADC_B1 0x13
108 #define LOADCELL2_REG_ADC_B0 0x14
109 #define LOADCELL2_REG_ADC_REG 0x15
110 #define LOADCELL2_REG_OTP_B1 0x16
111 #define LOADCELL2_REG_OTP_B0 0x17
112 #define LOADCELL2_REG_RES_00 0x18
113 #define LOADCELL2_REG_RES_01 0x19
114 #define LOADCELL2_REG_RES_02 0x1A
115 #define LOADCELL2_REG_PGA_REG 0x1B
116 #define LOADCELL2_REG_POW_CTRL 0x1C
117 #define LOADCELL2_REG_RES_03 0x1D
118 #define LOADCELL2_REG_RES_04 0x1E
119 #define LOADCELL2_REG_REV_ID 0x1F
120 
126 #define LOADCELL2_ERROR 0x00
127 #define LOADCELL2_SUCCESS 0x01
128 
134 #define LOADCELL2_AVDDS 0x80
135 #define LOADCELL2_OSCS 0x40
136 #define LOADCELL2_CR 0x20
137 #define LOADCELL2_CS 0x10
138 #define LOADCELL2_PUR 0x08
139 #define LOADCELL2_PUA 0x04
140 #define LOADCELL2_PUD 0x02
141 #define LOADCELL2_RR 0x01
142 
153 #define LOADCELL2_GAIN_VAL_x128 128
154 #define LOADCELL2_GAIN_VAL_x64 64
155 #define LOADCELL2_GAIN_VAL_x32 32
156 #define LOADCELL2_GAIN_VAL_x16 16
157 #define LOADCELL2_GAIN_VAL_x8 8
158 #define LOADCELL2_GAIN_VAL_x4 4
159 #define LOADCELL2_GAIN_VAL_x2 2
160 #define LOADCELL2_GAIN_VAL_x1 1
161 
175 #define LOADCELL2_CONV_RATE_SPS_320 320
176 #define LOADCELL2_CONV_RATE_SPS_80 80
177 #define LOADCELL2_CONV_RATE_SPS_40 40
178 #define LOADCELL2_CONV_RATE_SPS_20 20
179 #define LOADCELL2_CONV_RATE_SPS_10 10
180 
188 #define LOADCELL2_DATA_NO_DATA 0
189 #define LOADCELL2_DATA_OK 1
190 
196 #define LOADCELL2_GET_RESULT_ERROR 0
197 #define LOADCELL2_GET_RESULT_OK 1
198 
204 #define LOADCELL2_WEIGHT_100G 100
205 #define LOADCELL2_WEIGHT_500G 500
206 #define LOADCELL2_WEIGHT_1000G 1000
207 #define LOADCELL2_WEIGHT_5000G 5000
208 #define LOADCELL2_WEIGHT_10000G 10000
209 
215 #define LOADCELL2_DEFAULT_WEIGHT_SCALE_COEFFICIENT 0.088495575221
216  // End group macro
219 // --------------------------------------------------------------- PUBLIC TYPES
228 typedef struct
229 {
230  //digital_out_t rdy;
231 
232  // Input pins
233 
234  digital_in_t rdy;
235 
236  // Modules
237 
238  i2c_master_t i2c;
239 
240  // ctx variable
241 
242  uint8_t slave_address;
243 
244 } loadcell2_t;
245 
249 typedef struct
250 {
251  // Communication gpio pins
252 
253  pin_name_t scl;
254  pin_name_t sda;
255 
256  // Additional gpio pins
257 
258  pin_name_t rdy;
259 
260  // static variable
261 
262  uint32_t i2c_speed;
263  uint8_t i2c_address;
264 
266 
270 typedef struct
271 {
272  float tare;
273  uint8_t tare_ok;
284 }
286  // End types group
288 // ----------------------------------------------- PUBLIC FUNCTION DECLARATIONS
289 
295 #ifdef __cplusplus
296 extern "C"{
297 #endif
298 
308 
318 
334 
345 void loadcell2_generic_write ( loadcell2_t *ctx, uint8_t reg, uint8_t *data_buf, uint8_t len );
346 
357 void loadcell2_generic_read ( loadcell2_t *ctx, uint8_t reg, uint8_t *data_buf, uint8_t len );
358 
372 
382 
396 
406 
424 void loadcell2_set_gain ( loadcell2_t *ctx, uint8_t gain_val );
425 
440 void loadcell2_set_sample_rate ( loadcell2_t *ctx, uint8_t rate_sps );
441 
451 
461 
475 
485 
493 void loadcell2_tare ( loadcell2_t *ctx, loadcell2_data_t *cell_data );
494 
502 uint8_t loadcell2_calibration ( loadcell2_t *ctx, uint16_t cal_val, loadcell2_data_t *cell_data );
503 
512 
526 
527 
528 
529 #ifdef __cplusplus
530 }
531 #endif
532 #endif // _LOADCELL2_H_
533  // End public_function group
536 
537 // ------------------------------------------------------------------------- END
loadcell2_cfg_t
Click configuration structure definition.
Definition: loadcell2.h:250
loadcell2_t::i2c
i2c_master_t i2c
Definition: loadcell2.h:238
loadcell2_data_t
Click data structure definition.
Definition: loadcell2.h:271
loadcell2_data_t::tare_ok
uint8_t tare_ok
Definition: loadcell2.h:273
loadcell2_generic_read
void loadcell2_generic_read(loadcell2_t *ctx, uint8_t reg, uint8_t *data_buf, uint8_t len)
Generic read function.
loadcell2_default_cfg
void loadcell2_default_cfg(loadcell2_t *ctx)
Click Default Configuration function.
loadcell2_data_t::weight_coeff_100g
float weight_coeff_100g
Definition: loadcell2.h:274
loadcell2_set_ldo_voltage
void loadcell2_set_ldo_voltage(loadcell2_t *ctx)
Set LDO Voltage function.
loadcell2_get_result
uint32_t loadcell2_get_result(loadcell2_t *ctx)
Get results function.
loadcell2_reset
void loadcell2_reset(loadcell2_t *ctx)
Reset function.
loadcell2_cfg_t::scl
pin_name_t scl
Definition: loadcell2.h:253
LOADCELL2_RETVAL
#define LOADCELL2_RETVAL
Definition: loadcell2.h:71
loadcell2_generic_write
void loadcell2_generic_write(loadcell2_t *ctx, uint8_t reg, uint8_t *data_buf, uint8_t len)
Generic write function.
loadcell2_data_t::weight_coeff_500g
float weight_coeff_500g
Definition: loadcell2.h:276
loadcell2_calibration
uint8_t loadcell2_calibration(loadcell2_t *ctx, uint16_t cal_val, loadcell2_data_t *cell_data)
Calibration function.
loadcell2_cfg_t::i2c_speed
uint32_t i2c_speed
Definition: loadcell2.h:262
loadcell2_data_t::weight_data_1000g_ok
uint8_t weight_data_1000g_ok
Definition: loadcell2.h:279
loadcell2_data_t::weight_data_5000g_ok
uint8_t weight_data_5000g_ok
Definition: loadcell2.h:281
loadcell2_cfg_t::i2c_address
uint8_t i2c_address
Definition: loadcell2.h:263
loadcell2_data_t::weight_data_100g_ok
uint8_t weight_data_100g_ok
Definition: loadcell2.h:275
loadcell2_data_t::weight_coeff_5000g
float weight_coeff_5000g
Definition: loadcell2.h:280
loadcell2_tare
void loadcell2_tare(loadcell2_t *ctx, loadcell2_data_t *cell_data)
Tare function.
loadcell2_cfg_t::sda
pin_name_t sda
Definition: loadcell2.h:254
loadcell2_cfg_t::rdy
pin_name_t rdy
Definition: loadcell2.h:258
loadcell2_set_gain
void loadcell2_set_gain(loadcell2_t *ctx, uint8_t gain_val)
Set gain function.
loadcell2_power_on
LOADCELL2_RETVAL loadcell2_power_on(loadcell2_t *ctx)
Power On function.
loadcell2_data_t::tare
float tare
Definition: loadcell2.h:272
loadcell2_t::rdy
digital_in_t rdy
Definition: loadcell2.h:234
loadcell2_data_t::weight_data_10000g_ok
uint8_t weight_data_10000g_ok
Definition: loadcell2.h:283
loadcell2_data_t::weight_coeff_1000g
float weight_coeff_1000g
Definition: loadcell2.h:278
loadcell2_turn_off_clk_chp
void loadcell2_turn_off_clk_chp(loadcell2_t *ctx)
Turn Off clk chp function.
loadcell2_init
LOADCELL2_RETVAL loadcell2_init(loadcell2_t *ctx, loadcell2_cfg_t *cfg)
Initialization function.
loadcell2_data_t::weight_data_500g_ok
uint8_t weight_data_500g_ok
Definition: loadcell2.h:277
loadcell2_cfg_setup
void loadcell2_cfg_setup(loadcell2_cfg_t *cfg)
Config Object Initialization function.
loadcell2_check_drdy
uint8_t loadcell2_check_drdy(loadcell2_t *ctx)
Check data ready function.
loadcell2_t::slave_address
uint8_t slave_address
Definition: loadcell2.h:242
loadcell2_set_sample_rate
void loadcell2_set_sample_rate(loadcell2_t *ctx, uint8_t rate_sps)
Set sample rate function.
loadcell2_calibrate_afe
void loadcell2_calibrate_afe(loadcell2_t *ctx)
Calibrate analog front end of system function.
loadcell2_data_t::weight_coeff_10000g
float weight_coeff_10000g
Definition: loadcell2.h:282
loadcell2_t
Click ctx object definition.
Definition: loadcell2.h:229
loadcell2_check_data_ready
uint8_t loadcell2_check_data_ready(loadcell2_t *ctx)
Check data ready function.
loadcell2_get_weight
float loadcell2_get_weight(loadcell2_t *ctx, loadcell2_data_t *cell_data)
Get weight function.
loadcell2_enable_dec_cap
void loadcell2_enable_dec_cap(loadcell2_t *ctx)
Enables PGA output function.