Pressure sensor

Pressure sensor API. More...

Modules
	LPS22HB pressure sensor
	LPS22HB pressure sensor API.

Data Structures
struct	drv_pressure_evt_t
	Pressure event struct. More...
struct	drv_pressure_init_t
	Initialization struct for pressure driver. More...

Typedefs
typedef void(*	drv_pressure_evt_handler_t )(drv_pressure_evt_t const *p_evt)
	Pressure driver event handler callback type.

Enumerations
enum	drv_pressure_evt_type_t { DRV_PRESSURE_EVT_DATA, DRV_PRESSURE_EVT_ERROR }
	Pressure driver event types. More...
enum	drv_pressure_mode_t
	Pressure modes of operation.

Functions
uint32_t	drv_pressure_disable (void)
	Function for disabling the pressure sensor. More...
uint32_t	drv_pressure_enable (void)
	Function for enabling the pressure sensor. More...
float	drv_pressure_get (void)
	Function for getting the pressure data [hPa]. More...
uint32_t	drv_pressure_init (drv_pressure_init_t *p_params)
	Function for initializing the pressure driver. More...
uint32_t	drv_pressure_mode_set (drv_pressure_mode_t mode)
	Function for changing the mode of the pressure sensor. More...
uint32_t	drv_pressure_reset (void)
	Function for resetting the chip to all default register values. More...
uint32_t	drv_pressure_sample (void)
	Function to start sampling. More...
uint32_t	drv_pressure_sleep (void)
	Function to put sensor in sleep. More...

Detailed Description

Pressure sensor API.

Enumeration Type Documentation

enum drv_pressure_evt_type_t

Pressure driver event types.

Enumerator
DRV_PRESSURE_EVT_DATA	Converted value ready to be read
DRV_PRESSURE_EVT_ERROR	HW error on the communication bus

Function Documentation

uint32_t drv_pressure_disable

(

void

)

Function for disabling the pressure sensor.

Return values

NRF_SUCCESS

If initialization was successful.

uint32_t drv_pressure_enable

(

void

)

Function for enabling the pressure sensor.

Return values

NRF_SUCCESS

If initialization was successful.

float drv_pressure_get

(

void

)

Function for getting the pressure data [hPa].

Return values

Pressure

data.

uint32_t drv_pressure_init

(

drv_pressure_init_t *

p_params

)

Function for initializing the pressure driver.

Parameters

[in]

p_params

Pointer to init parameters.

Return values

NRF_SUCCESS	If initialization was successful.
NRF_ERROR_INVALID_STATE	If the driver is in invalid state.

uint32_t drv_pressure_mode_set

(

drv_pressure_mode_t

mode

)

Function for changing the mode of the pressure sensor.

Parameters

[in]

mode

Altimeter or Barometer.

Return values

NRF_SUCCESS	If configuration was successful.
NRF_ERROR_BUSY	If the TWI drivers are busy.

uint32_t drv_pressure_reset

(

void

)

Function for resetting the chip to all default register values.

Return values

NRF_SUCCESS	If operation was successful.
NRF_ERROR_BUSY	If TWI bus was busy.

uint32_t drv_pressure_sample

(

void

)

Function to start sampling.

Return values

NRF_SUCCESS

If start sampling was successful.

uint32_t drv_pressure_sleep

(

void

)

Function to put sensor in sleep.

Return values

NRF_SUCCESS

If sleep was successful.