Paparazzi UAS  v5.15_devel-230-gc96ce27
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baro_bmp.h File Reference

Bosch BMP085 I2C sensor interface. More...

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Macros

#define BARO_BMP_DT   (BARO_BMP_PERIODIC_PERIOD / 3)
 new measurement every 3rd baro_bmp_periodic More...
 

Functions

void baro_bmp_init (void)
 
void baro_bmp_periodic (void)
 
void baro_bmp_event (void)
 

Variables

struct Bmp085 baro_bmp
 
bool baro_bmp_enabled
 
float baro_bmp_r
 
float baro_bmp_sigma2
 
int32_t baro_bmp_alt
 

Detailed Description

Bosch BMP085 I2C sensor interface.

This reads the values for pressure and temperature from the Bosch BMP085 sensor through I2C.

Definition in file baro_bmp.h.

Macro Definition Documentation

#define BARO_BMP_DT   (BARO_BMP_PERIODIC_PERIOD / 3)

new measurement every 3rd baro_bmp_periodic

Definition at line 39 of file baro_bmp.h.

Function Documentation

void baro_bmp_event ( void  )
void baro_bmp_init ( void  )

Definition at line 59 of file baro_bmp.c.

References baro_bmp, baro_bmp_enabled, BARO_BMP_R, baro_bmp_r, BARO_BMP_SIGMA2, baro_bmp_sigma2, bmp085_init(), BMP085_SLAVE_ADDR, and BMP_I2C_DEV.

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void baro_bmp_periodic ( void  )

Definition at line 70 of file baro_bmp.c.

References baro_bmp, bmp085_periodic(), bmp085_read_eeprom_calib(), and Bmp085::initialized.

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Variable Documentation

struct Bmp085 baro_bmp

Definition at line 52 of file baro_bmp.c.

Referenced by baro_bmp_event(), baro_bmp_init(), and baro_bmp_periodic().

int32_t baro_bmp_alt

Definition at line 57 of file baro_bmp.c.

Referenced by baro_bmp_event().

bool baro_bmp_enabled

Definition at line 54 of file baro_bmp.c.

Referenced by alt_kalman(), and baro_bmp_init().

float baro_bmp_r

Definition at line 55 of file baro_bmp.c.

Referenced by alt_kalman(), and baro_bmp_init().

float baro_bmp_sigma2

Definition at line 56 of file baro_bmp.c.

Referenced by alt_kalman(), and baro_bmp_init().