62 lines
1.2 KiB
C
62 lines
1.2 KiB
C
#pragma once
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#include <stdint.h>
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typedef struct {
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uint16_t par_t1;
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uint16_t par_t2;
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uint16_t par_t3; // 8 bit word
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uint16_t par_p1;
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uint16_t par_p2;
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uint16_t par_p3; // 8 bit word
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uint16_t par_p4;
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uint16_t par_p5;
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uint16_t par_p6; // 8 bit word
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uint16_t par_p7; // 8 bit word
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uint16_t par_p8;
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uint16_t par_p9;
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uint16_t par_p10; //8 bit word
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uint16_t par_h1;
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uint16_t par_h2;
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uint16_t par_h3;
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uint16_t par_h4;
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uint16_t par_h5;
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uint16_t par_h6;
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uint16_t par_h7;
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uint16_t par_g1;
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uint16_t par_g2;
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uint16_t par_g3;
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uint16_t range_switching_error;
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} bme680_calibration;
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typedef struct {
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int tfine_int;
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double tfine_double;
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double temp_comp_double;
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int temp_comp_int;
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double press_comp_double;
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int press_comp_int;
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double hum_comp_double;
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int hum_comp_int;
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bme680_calibration cal;
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} bme680_t;
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void print_calibration(bme680_calibration *);
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int bme680_calibrate(int, bme680_calibration *);
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int calc_hum_comp_2(uint32_t, bme680_t *);
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double calc_hum_comp_1(uint32_t, bme680_t *);
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int calc_press_comp_2(uint32_t, bme680_t *);
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double calc_press_comp_1(uint32_t, bme680_t *);
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int calc_temp_comp_2(uint32_t, bme680_t *);
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double calc_temp_comp_1(uint32_t, bme680_t*);
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