meteo_stick.c File Reference

#include "modules/meteo/meteo_stick.h"
#include "subsystems/abi.h"
#include "peripherals/ads1220.h"
#include "mcu_periph/pwm_input.h"
#include "generated/airframe.h"

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Macros
#define	MS_PRESSURE_OFFSET   0.0f
	Default scale and offset Only used if calibration from EEPROM is not used/available. More...
#define	MS_PRESSURE_SCALE   1.0f
#define	MS_TEMPERATURE_OFFSET   0.0f
#define	MS_TEMPERATURE_SCALE   1.0f
#define	MS_HUMIDTY_OFFSET   0.0f
#define	MS_HUMIDTY_SCALE   1.0f
#define	MS_DIFF_PRESSURE_OFFSET   0.0f
#define	MS_DIFF_PRESSURE_SCALE   1.0f
#define	MS_PITOT_COUNTER   20
#define	MS_PITOT_FILTER   0.6
#define	LOG_MS   TRUE
	Includes to log on SD card. More...
#define	SEND_MS   TRUE

Functions
static float	get_pressure (uint32_t raw)
static float	get_temp (uint32_t raw)
static float	get_diff (uint32_t raw)
static float	get_pitot (uint32_t raw)
static float	get_humidity (uint32_t raw)
void	meteo_stick_init (void)
	Init function. More...
void	meteo_stick_periodic (void)
	Periodic function. More...
void	meteo_stick_event (void)
	Event function. More...

Variables
struct MeteoStick	meteo_stick
	General structure. More...
static const float	maxAdc = 8388608.0f
	Prescaling of data according to datasheets. More...
static float	pitot_offset
static int	pitot_counter

Macro Definition Documentation

#define LOG_MS   TRUE

Includes to log on SD card.

TRUE by default

Definition at line 172 of file meteo_stick.c.

#define MS_DIFF_PRESSURE_OFFSET   0.0f

Definition at line 51 of file meteo_stick.c.

Referenced by get_diff().

#define MS_DIFF_PRESSURE_SCALE   1.0f

Definition at line 54 of file meteo_stick.c.

Referenced by get_diff().

#define MS_HUMIDTY_OFFSET   0.0f

Definition at line 45 of file meteo_stick.c.

Referenced by get_humidity().

#define MS_HUMIDTY_SCALE   1.0f

Definition at line 48 of file meteo_stick.c.

Referenced by get_humidity().

#define MS_PITOT_COUNTER   20

Definition at line 126 of file meteo_stick.c.

Referenced by meteo_stick_event(), meteo_stick_init(), and meteo_stick_periodic().

#define MS_PITOT_FILTER   0.6

Definition at line 128 of file meteo_stick.c.

Referenced by meteo_stick_event().

#define MS_PRESSURE_OFFSET   0.0f

Default scale and offset Only used if calibration from EEPROM is not used/available.

Definition at line 33 of file meteo_stick.c.

Referenced by get_pressure().

#define MS_PRESSURE_SCALE   1.0f

Definition at line 36 of file meteo_stick.c.

Referenced by get_pressure().

#define MS_TEMPERATURE_OFFSET   0.0f

Definition at line 39 of file meteo_stick.c.

Referenced by get_temp().

#define MS_TEMPERATURE_SCALE   1.0f

Definition at line 42 of file meteo_stick.c.

Referenced by get_temp().

#define SEND_MS   TRUE

Definition at line 185 of file meteo_stick.c.

Function Documentation

static float get_diff ( uint32_t  raw )

inlinestatic

Definition at line 130 of file meteo_stick.c.

References ADS1220_GAIN_2, Ads1220GainTable, MeteoStick::current_temperature, maxAdc, meteo_stick, MS_DIFF_PRESSURE_OFFSET, MS_DIFF_PRESSURE_SCALE, MTOSTK_DIF_PRESS, mtostk_get_calibrated_value(), and pitot_offset.

Referenced by get_pitot(), and meteo_stick_event().

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static float get_humidity ( uint32_t  raw )

inlinestatic

Definition at line 148 of file meteo_stick.c.

References MeteoStick::current_temperature, meteo_stick, MS_HUMIDTY_OFFSET, MS_HUMIDTY_SCALE, mtostk_get_calibrated_value(), and MTOSTK_HUMIDITY.

Referenced by meteo_stick_periodic().

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static float get_pitot ( uint32_t  raw )

inlinestatic

Definition at line 143 of file meteo_stick.c.

References get_diff().

Referenced by meteo_stick_event().

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static float get_pressure ( uint32_t  raw )

inlinestatic

Definition at line 93 of file meteo_stick.c.

References MeteoStick::current_temperature, maxAdc, meteo_stick, MS_PRESSURE_OFFSET, MS_PRESSURE_SCALE, MTOSTK_ABS_PRESS, and mtostk_get_calibrated_value().

Referenced by meteo_stick_event().

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static float get_temp ( uint32_t  raw )

inlinestatic

Definition at line 104 of file meteo_stick.c.

References ADS1220_GAIN_4, Ads1220GainTable, maxAdc, meteo_stick, MS_TEMPERATURE_OFFSET, MS_TEMPERATURE_SCALE, mtostk_get_calibrated_value(), and MTOSTK_TEMP.

Referenced by meteo_stick_event().

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void meteo_stick_event

(

void

)

Event function.

Definition at line 384 of file meteo_stick.c.

References ads1220_event(), MeteoStick::current_airspeed, MeteoStick::current_pressure, MeteoStick::current_temperature, Ads1220::data, Ads1220::data_available, MeteoStick::diff_pressure, eeprom25AA256_event(), get_diff(), get_pitot(), get_pressure(), get_sys_time_usec(), get_temp(), meteo_stick, METEO_STICK_SENDER_ID, MS_PITOT_COUNTER, MS_PITOT_FILTER, pitot_counter, pitot_offset, MeteoStick::pressure, and MeteoStick::temperature.

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void meteo_stick_init

(

void

)

Init function.

Functions.

Definition at line 212 of file meteo_stick.c.

References ADS1220_CONTINIOUS_CONVERSION, ADS1220_GAIN_1, ADS1220_GAIN_2, ADS1220_GAIN_4, ADS1220_IDAC_250_uA, ADS1220_IDAC_OFF, ADS1220_IMUX_A0_RP1, ADS1220_IMUX_OFF, ads1220_init(), ADS1220_MUX_AIN0_AIN1, ADS1220_MUX_AIN0_AVSS, ADS1220_RATE_45_HZ, ADS1220_VREF_EXTERNAL_REF, ADS1220_VREF_VDD, Ads1220::config, Ads1220Config::conv, MeteoStick::current_airspeed, MeteoStick::current_humidity, MeteoStick::current_pressure, MeteoStick::current_temperature, MeteoStick::diff_pressure, eeprom25AA256_init(), Ads1220Config::gain, MeteoStick::humidity_period, Ads1220Config::i1mux, Ads1220Config::i2mux, Ads1220Config::idac, meteo_stick, MS_PITOT_COUNTER, MTOSTK_NUM_SENSORS, Ads1220Config::mux, Ads1220Config::pga_bypass, pitot_counter, MeteoStick::pressure, Ads1220Config::rate, MeteoStick::reset_dp_offset, MeteoStick::temperature, and Ads1220Config::vref.

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void meteo_stick_periodic

(

void

)

Periodic function.

Definition at line 286 of file meteo_stick.c.

References ads1220_periodic(), GpsState::course, MeteoStick::current_airspeed, MeteoStick::current_humidity, MeteoStick::current_pressure, MeteoStick::current_temperature, Ads1220::data, MeteoStick::diff_pressure, eeprom25AA256_read(), GpsState::fix, get_humidity(), gps, GpsState::gspeed, GpsState::hmsl, MeteoStick::humidity_period, LlaCoor_i::lat, GpsState::lla_pos, LlaCoor_i::lon, meteo_stick, MS_PITOT_COUNTER, MTOSTK_NUM_SENSORS, mtostk_populate_cal_from_buffer(), GpsState::ned_vel, pitot_counter, pprzLogFile, MeteoStick::pressure, pwm_input_period_tics, MeteoStick::reset_dp_offset, SPITransDone, MeteoStick::temperature, GpsState::tow, GpsState::week, and NedCoor_i::z.

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Variable Documentation

const float maxAdc = 8388608.0f

static

Prescaling of data according to datasheets.

Definition at line 91 of file meteo_stick.c.

Referenced by get_diff(), get_pressure(), and get_temp().

struct MeteoStick meteo_stick

General structure.

Definition at line 85 of file meteo_stick.c.

Referenced by get_diff(), get_humidity(), get_pressure(), get_temp(), meteo_stick_event(), meteo_stick_init(), and meteo_stick_periodic().

int pitot_counter

static

Definition at line 124 of file meteo_stick.c.

Referenced by meteo_stick_event(), meteo_stick_init(), and meteo_stick_periodic().

float pitot_offset

static

Definition at line 123 of file meteo_stick.c.

Referenced by get_diff(), and meteo_stick_event().