hts221.c File Reference

HTS221 MEMS interface module code. More...

#include "hal.h"
#include "hts221.h"

Go to the source code of this file.

Macros
#define	HTS221_SEL(mask, offset)
#define	HTS221_FLAG_HYGRO_BIAS   0x01
#define	HTS221_FLAG_HYGRO_SENS   0x02
#define	HTS221_FLAG_THERMO_BIAS   0x04
#define	HTS221_FLAG_THERMO_SENS   0x08

Functions
static msg_t	hts221I2CReadRegister (I2CDriver *i2cp, uint8_t reg, uint8_t *rxbuf, size_t n)
	Reads registers value using I2C.
static msg_t	hts221I2CWriteRegister (I2CDriver *i2cp, uint8_t *txbuf, size_t n)
	Writes a value into a register using I2C.
static msg_t	hts221Calibrate (HTS221Driver *devp)
	Computes biases and sensitivities starting from data stored in calibration registers.
static size_t	hygro_get_axes_number (void *ip)
	Return the number of axes of the BaseHygrometer.
static msg_t	hygro_read_raw (void *ip, int32_t axes[])
	Retrieves raw data from the BaseHygrometer.
static msg_t	hygro_read_cooked (void *ip, float axes[])
	Retrieves cooked data from the BaseHygrometer.
static msg_t	hygro_set_bias (void *ip, float *bp)
	Set bias values for the BaseHygrometer.
static msg_t	hygro_reset_bias (void *ip)
	Reset bias values for the BaseHygrometer.
static msg_t	hygro_set_sensitivity (void *ip, float *sp)
	Set sensitivity values for the BaseHygrometer.
static msg_t	hygro_reset_sensitivity (void *ip)
	Reset sensitivity values for the BaseHygrometer.
static size_t	thermo_get_axes_number (void *ip)
	Return the number of axes of the BaseThermometer.
static msg_t	thermo_read_raw (void *ip, int32_t axes[])
	Retrieves raw data from the BaseThermometer.
static msg_t	thermo_read_cooked (void *ip, float *axis)
	Retrieves cooked data from the BaseThermometer.
static msg_t	thermo_set_bias (void *ip, float *bp)
	Set bias values for the BaseThermometer.
static msg_t	thermo_reset_bias (void *ip)
	Reset bias values for the BaseThermometer.
static msg_t	thermo_set_sensitivity (void *ip, float *sp)
	Set sensitivity values for the BaseThermometer.
static msg_t	thermo_reset_sensitivity (void *ip)
	Reset sensitivity values for the BaseThermometer.
void	hts221ObjectInit (HTS221Driver *devp)
	Initializes an instance.
void	hts221Start (HTS221Driver *devp, const HTS221Config *config)
	Configures and activates HTS221 Complex Driver peripheral.
void	hts221Stop (HTS221Driver *devp)
	Deactivates the HTS221 Complex Driver peripheral.

Variables
static const struct HTS221VMT	vmt_device
static const struct BaseHygrometerVMT	vmt_hygrometer
static const struct BaseThermometerVMT	vmt_thermometer

Detailed Description

HTS221 MEMS interface module code.

Definition in file hts221.c.