humid_sht.h File Reference

SHTxx sensor interface. More...

#include "std.h"

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Functions
void	humid_sht_init (void)
void	humid_sht_periodic (void)

Variables
uint16_t	humidsht
uint16_t	tempsht
float	fhumidsht
float	ftempsht
bool	humid_sht_available
uint8_t	humid_sht_status

Detailed Description

SHTxx sensor interface.

This reads the values for humidity and temperature from the SHTxx sensor through bit banging.

Definition in file humid_sht.h.

Function Documentation

humid_sht_init()

void humid_sht_init

(

void

)

Definition at line 299 of file humid_sht.c.

References gpio_clear(), gpio_setup_input(), gpio_setup_output(), humid_sht_available, humid_sht_status, and SHT_IDLE.

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humid_sht_periodic()

void humid_sht_periodic

(

void

)

Definition at line 316 of file humid_sht.c.

References calc_sht(), checksum, GpsState::course, DefaultChannel, DefaultDevice, fhumidsht, GpsState::fix, ftempsht, gps, GpsState::gspeed, GpsState::hmsl, HUMI, humid_sht_available, humid_sht_status, humidsht, LlaCoor_i::lat, GpsState::lla_pos, LlaCoor_i::lon, GpsState::ned_vel, pprzLogFile, s_connectionreset(), s_read_measure(), s_start_measure(), SHT_IDLE, SHT_MEASURING_HUMID, SHT_MEASURING_TEMP, TEMP, tempsht, GpsState::tow, GpsState::week, and NedCoor_i::z.

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Variable Documentation

fhumidsht

float fhumidsht

extern

Definition at line 87 of file humid_sht.c.

ftempsht

float ftempsht

Definition at line 36 of file humid_sht.h.

humid_sht_available

bool humid_sht_available

extern

Definition at line 88 of file humid_sht.c.

humid_sht_status

uint8_t humid_sht_status

extern

Definition at line 89 of file humid_sht.c.

humidsht

uint16_t humidsht

extern

Definition at line 86 of file humid_sht.c.

tempsht

uint16_t tempsht

Definition at line 35 of file humid_sht.h.