This class implements support for the BMP3XX Temperature+Pressure i2c sensor. More...

#include <bmp3xx.h>

Inheritance diagram for esphome::bmp3xx::BMP3XXComponent:

Data Structures
struct	FloatParams

Public Member Functions
void	setup () override

void	dump_config () override

float	get_setup_priority () const override

void	update () override

void	set_temperature_sensor (sensor::Sensor *temperature_sensor)

void	set_pressure_sensor (sensor::Sensor *pressure_sensor)

void	set_temperature_oversampling_config (Oversampling temperature_oversampling)
	Set the oversampling value for the temperature sensor. Default is 16x. More...

void	set_pressure_oversampling_config (Oversampling pressure_oversampling)
	Set the oversampling value for the pressure sensor. Default is 16x. More...

void	set_iir_filter_config (IIRFilter iir_filter)
	Set the IIR Filter used to increase accuracy, defaults to no IIR Filter. More...

uint8_t	reset ()
	Soft reset the sensor. More...

bool	start_normal_conversion ()
	Start continuous measurement in NORMAL_MODE. More...

bool	start_forced_conversion ()
	Start a one shot measurement in FORCED_MODE. More...

bool	stop_conversion ()
	Stop the conversion and return to SLEEP_MODE. More...

bool	set_pressure_oversampling (Oversampling pressure_oversampling)
	Set the pressure oversampling: OFF, X1, X2, X4, X8, X16, X32. More...

bool	set_temperature_oversampling (Oversampling temperature_oversampling)
	Set the temperature oversampling: OFF, X1, X2, X4, X8, X16, X32. More...

bool	set_iir_filter (IIRFilter iir_filter)
	Set the IIR filter setting: OFF, 2, 3, 8, 16, 32. More...

bool	get_temperature (float &temperature)
	Get a temperature measurement. More...

bool	get_pressure (float &pressure)
	Get a pressure measurement. More...

bool	get_measurements (float &temperature, float &pressure)
	Get a temperature and pressure measurement. More...

bool	get_measurement ()
	Get a temperature and pressure measurement. More...

bool	set_mode (OperationMode mode)
	Set the barometer mode. More...

bool	set_oversampling_register (Oversampling pressure_oversampling, Oversampling temperature_oversampling)
	Set the BMP388 oversampling register. More...

bool	data_ready ()
	Checks if a measurement is ready. More...

Public Member Functions inherited from esphome::PollingComponent
	PollingComponent ()

	PollingComponent (uint32_t update_interval)
	Initialize this polling component with the given update interval in ms. More...

virtual void	set_update_interval (uint32_t update_interval)
	Manually set the update interval in ms for this polling object. More...

void	call_setup () override

virtual uint32_t	get_update_interval () const
	Get the update interval in ms of this sensor. More...

void	start_poller ()

void	stop_poller ()

Public Member Functions inherited from esphome::Component
virtual void	loop ()
	This method will be called repeatedly. More...

float	get_actual_setup_priority () const

void	set_setup_priority (float priority)

virtual float	get_loop_priority () const
	priority of loop(). More...

void	call ()

virtual void	on_shutdown ()

virtual void	on_safe_shutdown ()

uint32_t	get_component_state () const

virtual void	mark_failed ()
	Mark this component as failed. More...

bool	is_failed ()

bool	is_ready ()

virtual bool	can_proceed ()

bool	status_has_warning () const

bool	status_has_error () const

void	status_set_warning (const char *message="unspecified")

void	status_set_error (const char *message="unspecified")

void	status_clear_warning ()

void	status_clear_error ()

void	status_momentary_warning (const std::string &name, uint32_t length=5000)

void	status_momentary_error (const std::string &name, uint32_t length=5000)

bool	has_overridden_loop () const

void	set_component_source (const char *source)
	Set where this component was loaded from for some debug messages. More...

const char *	get_component_source () const
	Get the integration where this component was declared as a string. More...

Public Member Functions inherited from esphome::i2c::I2CDevice
	I2CDevice ()=default
	we use the C++ default constructor More...

void	set_i2c_address (uint8_t address)
	We store the address of the device on the bus. More...

void	set_i2c_bus (I2CBus *bus)
	we store the pointer to the I2CBus to use More...

I2CRegister	reg (uint8_t a_register)
	calls the I2CRegister constructor More...

I2CRegister16	reg16 (uint16_t a_register)
	calls the I2CRegister16 constructor More...

ErrorCode	read (uint8_t *data, size_t len)
	reads an array of bytes from the device using an I2CBus More...

ErrorCode	read_register (uint8_t a_register, uint8_t *data, size_t len, bool stop=true)
	reads an array of bytes from a specific register in the I²C device More...

ErrorCode	read_register16 (uint16_t a_register, uint8_t *data, size_t len, bool stop=true)
	reads an array of bytes from a specific register in the I²C device More...

ErrorCode	write (const uint8_t *data, size_t len, bool stop=true)
	writes an array of bytes to a device using an I2CBus More...

ErrorCode	write_register (uint8_t a_register, const uint8_t *data, size_t len, bool stop=true)
	writes an array of bytes to a specific register in the I²C device More...

ErrorCode	write_register16 (uint16_t a_register, const uint8_t *data, size_t len, bool stop=true)
	write an array of bytes to a specific register in the I²C device More...

bool	read_bytes (uint8_t a_register, uint8_t *data, uint8_t len)
	Compat APIs All methods below have been added for compatibility reasons. More...

bool	read_bytes_raw (uint8_t *data, uint8_t len)

template<size_t N>
optional< std::array< uint8_t, N > >	read_bytes (uint8_t a_register)

template<size_t N>
optional< std::array< uint8_t, N > >	read_bytes_raw ()

bool	read_bytes_16 (uint8_t a_register, uint16_t *data, uint8_t len)

bool	read_byte (uint8_t a_register, uint8_t *data, bool stop=true)

optional< uint8_t >	read_byte (uint8_t a_register)

bool	read_byte_16 (uint8_t a_register, uint16_t *data)

bool	write_bytes (uint8_t a_register, const uint8_t *data, uint8_t len, bool stop=true)

bool	write_bytes (uint8_t a_register, const std::vector< uint8_t > &data)

template<size_t N>
bool	write_bytes (uint8_t a_register, const std::array< uint8_t, N > &data)

bool	write_bytes_16 (uint8_t a_register, const uint16_t *data, uint8_t len)

bool	write_byte (uint8_t a_register, uint8_t data, bool stop=true)

bool	write_byte_16 (uint8_t a_register, uint16_t data)

Protected Types
enum	ErrorCode { NONE = 0, ERROR_COMMUNICATION_FAILED, ERROR_WRONG_CHIP_ID, ERROR_SENSOR_STATUS, ERROR_SENSOR_RESET }

Protected Member Functions
struct {
uint16_t param_T1

uint16_t param_T2

int8_t param_T3

int16_t param_P1

int16_t param_P2

int8_t param_P3

int8_t param_P4

uint16_t param_P5

uint16_t param_P6

int8_t param_P7

int8_t param_P8

int16_t param_P9

int8_t param_P10

int8_t param_P11

}	__attribute__ ((packed)) compensation_params_

float	bmp388_compensate_temperature_ (float uncomp_temp)

float	bmp388_compensate_pressure_ (float uncomp_press, float t_lin)

Protected Member Functions inherited from esphome::Component
virtual void	call_loop ()

virtual void	call_dump_config ()

void	set_interval (const std::string &name, uint32_t interval, std::function< void()> &&f)
	Set an interval function with a unique name. More...

void	set_interval (uint32_t interval, std::function< void()> &&f)

bool	cancel_interval (const std::string &name)
	Cancel an interval function. More...

void	set_retry (const std::string &name, uint32_t initial_wait_time, uint8_t max_attempts, std::function< RetryResult(uint8_t)> &&f, float backoff_increase_factor=1.0f)
	Set an retry function with a unique name. More...

void	set_retry (uint32_t initial_wait_time, uint8_t max_attempts, std::function< RetryResult(uint8_t)> &&f, float backoff_increase_factor=1.0f)

bool	cancel_retry (const std::string &name)
	Cancel a retry function. More...

void	set_timeout (const std::string &name, uint32_t timeout, std::function< void()> &&f)
	Set a timeout function with a unique name. More...

void	set_timeout (uint32_t timeout, std::function< void()> &&f)

bool	cancel_timeout (const std::string &name)
	Cancel a timeout function. More...

void	defer (const std::string &name, std::function< void()> &&f)
	Defer a callback to the next loop() call. More...

void	defer (std::function< void()> &&f)
	Defer a callback to the next loop() call. More...

bool	cancel_defer (const std::string &name)
	Cancel a defer callback using the specified name, name must not be empty. More...

Protected Attributes
Oversampling	temperature_oversampling_ {OVERSAMPLING_X16}

Oversampling	pressure_oversampling_ {OVERSAMPLING_X16}

IIRFilter	iir_filter_ {IIR_FILTER_OFF}

OperationMode	operation_mode_ {FORCED_MODE}

sensor::Sensor *	temperature_sensor_ {nullptr}

sensor::Sensor *	pressure_sensor_ {nullptr}

enum esphome::bmp3xx::BMP3XXComponent::ErrorCode	NONE

struct esphome::bmp3xx::BMP3XXComponent::FloatParams	compensation_float_params_

union {
struct {
uint8_t chip_id_nvm: 4

uint8_t chip_id_fixed: 4

} bit

uint8_t reg

}	chip_id_ = {.reg = 0}

union {
struct {
uint8_t por_detected: 1

} bit

uint8_t reg

}	event_ = {.reg = 0}

union {
struct {
uint8_t fwm_int: 1

uint8_t ffull_int: 1

uint8_t __pad0__: 1

uint8_t drdy: 1

} bit

uint8_t reg

}	int_status_ = {.reg = 0}

union {
struct {
uint8_t press_en: 1

uint8_t temp_en: 1

uint8_t __pad0__: 2

uint8_t mode: 2

} bit

uint8_t reg

}	pwr_ctrl_ = {.reg = 0}

union {
struct {
uint8_t osr_p: 3

uint8_t osr_t: 3

} bit

uint8_t reg

}	osr_ = {.reg = 0}

union {
struct {
uint8_t odr_sel: 5

} bit

uint8_t reg

}	odr_ = {.reg = 0}

union {
struct {
uint8_t __pad0__: 1

uint8_t iir_filter: 3

} bit

uint8_t reg

}	config_ = {.reg = 0}

Protected Attributes inherited from esphome::PollingComponent
uint32_t	update_interval_

Protected Attributes inherited from esphome::Component
uint32_t	component_state_ {0x0000}
	State of this component. More...

float	setup_priority_override_ {NAN}

const char *	component_source_ {nullptr}

Protected Attributes inherited from esphome::i2c::I2CDevice
uint8_t	address_ {0x00}
	store the address of the device on the bus More...

I2CBus *	bus_ {nullptr}
	pointer to I2CBus instance More...

Detailed Description

This class implements support for the BMP3XX Temperature+Pressure i2c sensor.

Definition at line 73 of file bmp3xx.h.

Member Enumeration Documentation

◆ ErrorCode

enum esphome::bmp3xx::BMP3XXComponent::ErrorCode

protected

Enumerator
NONE
ERROR_COMMUNICATION_FAILED
ERROR_WRONG_CHIP_ID
ERROR_SENSOR_STATUS
ERROR_SENSOR_RESET

Definition at line 130 of file bmp3xx.h.

Member Function Documentation

◆ attribute()

struct esphome::bmp3xx::BMP3XXComponent::@23 esphome::bmp3xx::BMP3XXComponent::__attribute__ ( (packed) )

protected

◆ bmp388_compensate_pressure_()

float esphome::bmp3xx::BMP3XXComponent::bmp388_compensate_pressure_	(	float	uncomp_press,
		float	t_lin
	)

protected

Definition at line 371 of file bmp3xx.cpp.

◆ bmp388_compensate_temperature_()

float esphome::bmp3xx::BMP3XXComponent::bmp388_compensate_temperature_ ( float uncomp_temp )

protected

Definition at line 365 of file bmp3xx.cpp.

◆ data_ready()

bool esphome::bmp3xx::BMP3XXComponent::data_ready ( )

Checks if a measurement is ready.

Definition at line 337 of file bmp3xx.cpp.

◆ dump_config()

void esphome::bmp3xx::BMP3XXComponent::dump_config ( )

overridevirtual

Reimplemented from esphome::Component.

Definition at line 150 of file bmp3xx.cpp.

◆ get_measurement()

bool esphome::bmp3xx::BMP3XXComponent::get_measurement ( )

Get a temperature and pressure measurement.

◆ get_measurements()

bool esphome::bmp3xx::BMP3XXComponent::get_measurements	(	float &	temperature,
		float &	pressure
	)

Get a temperature and pressure measurement.

Definition at line 297 of file bmp3xx.cpp.

◆ get_pressure()

bool esphome::bmp3xx::BMP3XXComponent::get_pressure ( float & pressure )

Get a pressure measurement.

Definition at line 291 of file bmp3xx.cpp.

◆ get_setup_priority()

float esphome::bmp3xx::BMP3XXComponent::get_setup_priority ( ) const

overridevirtual

Reimplemented from esphome::Component.

Definition at line 184 of file bmp3xx.cpp.

◆ get_temperature()

bool esphome::bmp3xx::BMP3XXComponent::get_temperature ( float & temperature )

Get a temperature measurement.

Definition at line 272 of file bmp3xx.cpp.

◆ reset()

uint8_t esphome::bmp3xx::BMP3XXComponent::reset ( )

Soft reset the sensor.

Definition at line 233 of file bmp3xx.cpp.

◆ set_iir_filter()

bool esphome::bmp3xx::BMP3XXComponent::set_iir_filter ( IIRFilter iir_filter )

Set the IIR filter setting: OFF, 2, 3, 8, 16, 32.

Definition at line 266 of file bmp3xx.cpp.

◆ set_iir_filter_config()

void esphome::bmp3xx::BMP3XXComponent::set_iir_filter_config ( IIRFilter iir_filter )

inline

Set the IIR Filter used to increase accuracy, defaults to no IIR Filter.

Definition at line 92 of file bmp3xx.h.

◆ set_mode()

bool esphome::bmp3xx::BMP3XXComponent::set_mode ( OperationMode mode )

Set the barometer mode.

Definition at line 324 of file bmp3xx.cpp.

◆ set_oversampling_register()

bool esphome::bmp3xx::BMP3XXComponent::set_oversampling_register	(	Oversampling	pressure_oversampling,
		Oversampling	temperature_oversampling
	)

Set the BMP388 oversampling register.

Definition at line 330 of file bmp3xx.cpp.

◆ set_pressure_oversampling()

bool esphome::bmp3xx::BMP3XXComponent::set_pressure_oversampling ( Oversampling pressure_oversampling )

Set the pressure oversampling: OFF, X1, X2, X4, X8, X16, X32.

Definition at line 254 of file bmp3xx.cpp.

◆ set_pressure_oversampling_config()

void esphome::bmp3xx::BMP3XXComponent::set_pressure_oversampling_config ( Oversampling pressure_oversampling )

inline

Set the oversampling value for the pressure sensor. Default is 16x.

Definition at line 88 of file bmp3xx.h.

◆ set_pressure_sensor()

void esphome::bmp3xx::BMP3XXComponent::set_pressure_sensor ( sensor::Sensor * pressure_sensor )

inline

Definition at line 81 of file bmp3xx.h.

◆ set_temperature_oversampling()

bool esphome::bmp3xx::BMP3XXComponent::set_temperature_oversampling ( Oversampling temperature_oversampling )

Set the temperature oversampling: OFF, X1, X2, X4, X8, X16, X32.

Definition at line 260 of file bmp3xx.cpp.

◆ set_temperature_oversampling_config()

void esphome::bmp3xx::BMP3XXComponent::set_temperature_oversampling_config ( Oversampling temperature_oversampling )

inline

Set the oversampling value for the temperature sensor. Default is 16x.

Definition at line 84 of file bmp3xx.h.

◆ set_temperature_sensor()

void esphome::bmp3xx::BMP3XXComponent::set_temperature_sensor ( sensor::Sensor * temperature_sensor )

inline

Definition at line 80 of file bmp3xx.h.

◆ setup()

void esphome::bmp3xx::BMP3XXComponent::setup ( )

overridevirtual

Reimplemented from esphome::Component.

Definition at line 71 of file bmp3xx.cpp.

◆ start_forced_conversion()

bool esphome::bmp3xx::BMP3XXComponent::start_forced_conversion ( )

Start a one shot measurement in FORCED_MODE.

Definition at line 242 of file bmp3xx.cpp.

◆ start_normal_conversion()

bool esphome::bmp3xx::BMP3XXComponent::start_normal_conversion ( )

Start continuous measurement in NORMAL_MODE.

◆ stop_conversion()

bool esphome::bmp3xx::BMP3XXComponent::stop_conversion ( )

Stop the conversion and return to SLEEP_MODE.

Definition at line 251 of file bmp3xx.cpp.

◆ update()

void esphome::bmp3xx::BMP3XXComponent::update ( )

overridevirtual

Implements esphome::PollingComponent.

Definition at line 188 of file bmp3xx.cpp.

Field Documentation