LPS22HB pressure sensor API. More...

Data Structures
struct	drv_lps22hb_cfg_t
	Configuration struct for the LPS22HB pressure sensor. More...

struct	drv_lps22hb_twi_cfg_t
	Initialization struct for the LPS22HB pressure sensor driver. More...

Macros
#define	CTRL_REG1 0x10
	Control register 1.

#define	CTRL_REG1_BDU_Pos 1
	Bitmasks for BDU.

#define	CTRL_REG1_EN_LPFP_Pos 3
	Bitmasks for EN_LPFP.

#define	CTRL_REG1_LPFP_CFG_Pos 2
	Bitmasks for LPFP_CFG.

#define	CTRL_REG1_ODR_Pos 4
	Bitmasks for ODR.

#define	CTRL_REG1_SIM_Pos 0
	Bitmasks for SIM.

#define	CTRL_REG2 0x11
	Control register 2.

#define	CTRL_REG2_BOOT_Pos 7
	Bitmasks for BOOT.

#define	CTRL_REG2_FIFO_EN_Pos 6
	Bitmasks for FIFO_EN.

#define	CTRL_REG2_I2C_DIS_Pos 3
	Bitmasks for I2C_DIS.

#define	CTRL_REG2_IF_ADD_INC_Pos 4
	Bitmasks for IF_ADD_INC.

#define	CTRL_REG2_ONE_SHOT_Pos 0
	Bitmasks for ONE_SHOT.

#define	CTRL_REG2_STOP_ON_FTH_Pos 5
	Bitmasks for STOP_ON_FTH.

#define	CTRL_REG2_SWRESET_Pos 2
	Bitmasks for SWRESET.

#define	CTRL_REG3 0x12
	Control register 3 - INT_DRDY pin control register.

#define	CTRL_REG3_DRDY_Pos 2
	Bitmasks for DRDY.

#define	CTRL_REG3_F_FSS5_Pos 5
	Bitmasks for F_FSS5.

#define	CTRL_REG3_F_FTH_Pos 4
	Bitmasks for F_FTH.

#define	CTRL_REG3_F_OVR_Pos 3
	Bitmasks for F_OVR.

#define	CTRL_REG3_INT_H_L_Pos 7
	Bitmasks for INT_H_L.

#define	CTRL_REG3_INT_S_Pos 0
	Bitmasks for INT_S.

#define	CTRL_REG3_PP_OD_Pos 6
	Bitmasks for PP_OD.

#define	FIFO_CTRL_REG 0x14
	FIFO control register.

#define	FIFO_CTRL_REG_F_MODE_Pos 5
	Bitmasks for F_MODE.

#define	FIFO_STATUS_REG 0x26
	FIFO status.

#define	INT_SOURCE_REG 0x25
	Interrupt source.

#define	INTERRUPT_CFG_REG 0x0B
	Interrupt mode for pressure acquisition configuration register.

#define	INTERRUPT_CFG_REG_AUTORIFP_Pos 7
	Bitmasks for AUTORIFP.

#define	INTERRUPT_CFG_REG_AUTOZERO_Pos 5
	Bitmasks for AUTOZERO.

#define	INTERRUPT_CFG_REG_DIFF_EN_Pos 3
	Bitmasks for DIFF_EN.

#define	INTERRUPT_CFG_REG_LIR_Pos 2
	Bitmasks for LIR.

#define	INTERRUPT_CFG_REG_PHE_Pos 0
	Bitmasks for PHE.

#define	INTERRUPT_CFG_REG_PLE_Pos 1
	Bitmasks for PLE.

#define	INTERRUPT_CFG_REG_RESET_ARP_Pos 6
	Bitmasks for RESET_ARP.

#define	INTERRUPT_CFG_REG_RESET_AZ_Pos 4
	Bitmasks for RESET_AZ.

#define	LPFP_RES_REG 0x33
	Low-pass filter reset register.

#define	PRESS_OUT_H_REG 0x2A
	Pressure output value (MSB).

#define	PRESS_OUT_L_REG 0x29
	Pressure output value (mid part).

#define	PRESS_OUT_XL_REG 0x28
	Pressure output value (LSB).

#define	REF_P_H_REG 0x17
	Reference pressure (MSB part).

#define	REF_P_L_REG 0x16
	Reference pressure (middle part).

#define	REF_P_XL_REG 0x15
	Reference pressure (LSB data).

#define	RES_CONF_REG 0x1A
	Low-power mode configuration.

#define	RES_CONF_REG_LC_EN_Pos 0
	Bitmasks for DRDY.

#define	RPDS_H_REG 0x19
	Pressure offset (MSB data).

#define	RPDS_L_REG 0x18
	Pressure offset (LSB data).

#define	STATUS_REG 0x27
	Status register.

#define	STATUS_REG_P_DA_Pos 0
	Bitmasks for P_DA.

#define	STATUS_REG_P_OR_Pos 4
	Bitmasks for P_OR.

#define	STATUS_REG_T_DA_Pos 1
	Bitmasks for T_DA.

#define	STATUS_REG_T_OR_Pos 5
	Bitmasks for T_OR.

#define	TEMP_OUT_H_REG 0x2C
	Temperature output value (MSB).

#define	TEMP_OUT_L_REG 0x2B
	Temperature output value (LSB).

#define	THS_P_H_REG 0x0D
	User-defined threshold value for pressure interrupt event (Most significant bits).

#define	THS_P_L_REG 0x0C
	User-defined threshold value for pressure interrupt event (Least significant bits).

#define	WHO_AM_I_REG 0x0F
	Device WHO_AM_I register.

Enumerations
enum	drv_lps22hb_odr_t
	Available data rates.

Functions
uint32_t	drv_lps22hb_cfg_get (drv_lps22hb_cfg_t *p_cfg)
	Function for reading the configuration of the LPS22HB sensor. More...

uint32_t	drv_lps22hb_cfg_set (drv_lps22hb_cfg_t const *const p_cfg)
	Function for configuring the LPS22HB sensor according to the specified configuration. More...

uint32_t	drv_lps22hb_close (void)
	Function for closing the LPS22HB driver. More...

uint32_t	drv_lps22hb_fifo_status_get (uint8_t *p_status)
	Function for getting the FIFO status. More...

uint32_t	drv_lps22hb_init (void)
	Function for initializing the LPS22HB driver. More...

uint32_t	drv_lps22hb_int_source_get (uint8_t *p_source)
	Function for getting the interrupt source register. More...

uint32_t	drv_lps22hb_low_pass_reset (void)
	Function for resetting low-pass filter of the LPS22HB. More...

uint32_t	drv_lps22hb_odr_set (drv_lps22hb_odr_t odr)
	Function for outputting data rate of the LPS22HB. More...

uint32_t	drv_lps22hb_one_shot (void)
	Function for starting a one-shot conversion of the LPS22HB sensor data. More...

uint32_t	drv_lps22hb_open (drv_lps22hb_twi_cfg_t const *const p_twi_cfg)
	Function for opening the LPS22HB driver according to the specified configuration. More...

uint32_t	drv_lps22hb_pressure_get (uint32_t *p_pressure)
	Function for getting the pressure data. To calculate p(hPa) = *p_pressure(LSB) / 4096(LSB/hPa). More...

uint32_t	drv_lps22hb_pressure_offset_get (uint16_t *p_offset)
	Function for getting pressure offset. More...

uint32_t	drv_lps22hb_pressure_offset_set (uint16_t offset)
	Function for setting pressure offset. More...

uint32_t	drv_lps22hb_reboot (void)
	Function for rebooting the LPS22HB memory content. More...

uint32_t	drv_lps22hb_ref_pressure_get (uint32_t *p_ref_press)
	Function for getting reference pressure. More...

uint32_t	drv_lps22hb_ref_pressure_set (uint32_t ref_press)
	Function for setting reference pressure. More...

uint32_t	drv_lps22hb_status_get (uint8_t *p_status)
	Function for getting the status. More...

uint32_t	drv_lps22hb_sw_reset (void)
	Function for performing a software reset of the LPS22HB. More...

uint32_t	drv_lps22hb_temperature_get (uint16_t *p_temperature)
	Function for getting the temperature data. More...

uint32_t	drv_lps22hb_verify (uint8_t *who_am_i)
	Function for reading and checking the WHO_AM_I register of the LPS22HB sensor. More...

Detailed Description

LPS22HB pressure sensor API.

Function Documentation

◆ drv_lps22hb_cfg_get()

uint32_t drv_lps22hb_cfg_get ( drv_lps22hb_cfg_t * p_cfg )

Function for reading the configuration of the LPS22HB sensor.

Parameters

[out] p_cfg Pointer to the driver configuration for the session to be opened.

Returns: NRF_SUCCESS If the call was successful.

◆ drv_lps22hb_cfg_set()

uint32_t drv_lps22hb_cfg_set ( drv_lps22hb_cfg_t const *const p_cfg )

Function for configuring the LPS22HB sensor according to the specified configuration.

Parameters

[in] p_cfg Pointer to the sensor configuration.

Returns: NRF_SUCCESS If the call was successful.

◆ drv_lps22hb_close()

uint32_t drv_lps22hb_close ( void )

Function for closing the LPS22HB driver.

Returns: NRF_SUCCESS If the call was successful.

◆ drv_lps22hb_fifo_status_get()

uint32_t drv_lps22hb_fifo_status_get ( uint8_t * p_status )

Function for getting the FIFO status.

Parameters

[out] p_status Content of FIFO status register.

Returns: NRF_SUCCESS If the call was successful.

◆ drv_lps22hb_init()

uint32_t drv_lps22hb_init ( void )

Function for initializing the LPS22HB driver.

Returns: NRF_SUCCESS Only possible return value.

◆ drv_lps22hb_int_source_get()

uint32_t drv_lps22hb_int_source_get ( uint8_t * p_source )

Function for getting the interrupt source register.

Parameters

[out] p_source Content of source register.

Returns: NRF_SUCCESS If the call was successful.

◆ drv_lps22hb_low_pass_reset()

uint32_t drv_lps22hb_low_pass_reset ( void )

Function for resetting low-pass filter of the LPS22HB.

Returns: NRF_SUCCESS If the call was successful.

◆ drv_lps22hb_odr_set()

uint32_t drv_lps22hb_odr_set ( drv_lps22hb_odr_t odr )

Function for outputting data rate of the LPS22HB.

Parameters

[in] odr Output Data Rate fequency.

Returns: NRF_SUCCESS If the call was successful.

◆ drv_lps22hb_one_shot()

uint32_t drv_lps22hb_one_shot ( void )

Function for starting a one-shot conversion of the LPS22HB sensor data.

Returns: NRF_SUCCESS If the call was successful.

◆ drv_lps22hb_open()

uint32_t drv_lps22hb_open ( drv_lps22hb_twi_cfg_t const *const p_twi_cfg )

Function for opening the LPS22HB driver according to the specified configuration.

Parameters

[in] p_twi_cfg Pointer to the driver configuration for the session to be opened.

Returns: NRF_SUCCESS If the call was successful.

◆ drv_lps22hb_pressure_get()

uint32_t drv_lps22hb_pressure_get ( uint32_t * p_pressure )

Function for getting the pressure data. To calculate p(hPa) = *p_pressure(LSB) / 4096(LSB/hPa).

Parameters

[out] p_pressure Content of pressure registers.

Returns: NRF_SUCCESS If the call was successful.

◆ drv_lps22hb_pressure_offset_get()

uint32_t drv_lps22hb_pressure_offset_get ( uint16_t * p_offset )

Function for getting pressure offset.

Parameters

[out] p_offset Pressure offset.

Returns: NRF_SUCCESS If the call was successful.

◆ drv_lps22hb_pressure_offset_set()

uint32_t drv_lps22hb_pressure_offset_set ( uint16_t offset )

Function for setting pressure offset.

Parameters

[in] offset Pressure offset.

Returns: NRF_SUCCESS If the call was successful.

◆ drv_lps22hb_reboot()

uint32_t drv_lps22hb_reboot ( void )

Function for rebooting the LPS22HB memory content.

Returns: NRF_SUCCESS If the call was successful.

◆ drv_lps22hb_ref_pressure_get()

uint32_t drv_lps22hb_ref_pressure_get ( uint32_t * p_ref_press )

Function for getting reference pressure.

Parameters

[in] p_ref_press Reference pressure(register format).

Returns: NRF_SUCCESS If the call was successful.

◆ drv_lps22hb_ref_pressure_set()

uint32_t drv_lps22hb_ref_pressure_set ( uint32_t ref_press )

Function for setting reference pressure.

Parameters

[in] ref_press Reference pressure (register format).

Returns: NRF_SUCCESS If the call was successful.

◆ drv_lps22hb_status_get()

uint32_t drv_lps22hb_status_get ( uint8_t * p_status )

Function for getting the status.

Parameters

[out] p_status Content of status register.

Returns: NRF_SUCCESS If the call was successful.

◆ drv_lps22hb_sw_reset()

uint32_t drv_lps22hb_sw_reset ( void )

Function for performing a software reset of the LPS22HB.

Returns: NRF_SUCCESS If the call was successful.

◆ drv_lps22hb_temperature_get()

uint32_t drv_lps22hb_temperature_get ( uint16_t * p_temperature )

Function for getting the temperature data.

Parameters

[out] p_temperature Content of temperature registers.

Returns: NRF_SUCCESS If the call was successful.

◆ drv_lps22hb_verify()

uint32_t drv_lps22hb_verify ( uint8_t * who_am_i )

Function for reading and checking the WHO_AM_I register of the LPS22HB sensor.

Parameters

[in] who_am_i Pointer to store the data.

Returns: NRF_SUCCESS If the call was successful.

Data Structures

Macros

Enumerations

Functions

Detailed Description

Function Documentation

◆ drv_lps22hb_cfg_get()

◆ drv_lps22hb_cfg_set()

◆ drv_lps22hb_close()

◆ drv_lps22hb_fifo_status_get()

◆ drv_lps22hb_init()

◆ drv_lps22hb_int_source_get()

◆ drv_lps22hb_low_pass_reset()

◆ drv_lps22hb_odr_set()

◆ drv_lps22hb_one_shot()

◆ drv_lps22hb_open()

◆ drv_lps22hb_pressure_get()

◆ drv_lps22hb_pressure_offset_get()

◆ drv_lps22hb_pressure_offset_set()

◆ drv_lps22hb_reboot()

◆ drv_lps22hb_ref_pressure_get()

◆ drv_lps22hb_ref_pressure_set()

◆ drv_lps22hb_status_get()

◆ drv_lps22hb_sw_reset()

◆ drv_lps22hb_temperature_get()

◆ drv_lps22hb_verify()