#include <bmp3xx_i2c.h>

Inheritance diagram for esphome::bmp3xx_i2c::BMP3XXI2CComponent:

Additional Inherited Members
Public Member Functions inherited from esphome::bmp3xx_base::BMP3XXComponent
void	setup () 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.

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

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

uint8_t	reset ()
	Soft reset the sensor.

bool	start_normal_conversion ()
	Start continuous measurement in NORMAL_MODE.

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

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

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

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

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

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

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

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

bool	get_measurement ()
	Get a temperature and pressure measurement.

bool	set_mode (OperationMode mode)
	Set the barometer mode.

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

bool	data_ready ()
	Checks if a measurement is ready.

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

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

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

void	call_setup () override

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

void	start_poller ()

void	stop_poller ()

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

float	get_actual_setup_priority () const

void	set_setup_priority (float priority)

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

void	call ()

virtual void	on_shutdown ()

virtual void	on_safe_shutdown ()

virtual bool	teardown ()
	Called during teardown to allow component to gracefully finish operations.

virtual void	on_powerdown ()
	Called after teardown is complete to power down hardware.

uint8_t	get_component_state () const

void	reset_to_construction_state ()
	Reset this component back to the construction state to allow setup to run again.

bool	is_in_loop_state () const
	Check if this component has completed setup and is in the loop state.

bool	is_idle () const
	Check if this component is idle.

virtual void	mark_failed ()
	Mark this component as failed.

void	mark_failed (const char *message)

void	disable_loop ()
	Disable this component's loop.

void	enable_loop ()
	Enable this component's loop.

void	enable_loop_soon_any_context ()
	Thread and ISR-safe version of enable_loop() that can be called from any context.

bool	is_failed () const

bool	is_ready () const

virtual bool	can_proceed ()

bool	status_has_warning () const

bool	status_has_error () const

void	status_set_warning (const char *message=nullptr)

void	status_set_warning (const LogString *message)

void	status_set_error (const char *message=nullptr)

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 LogString *source)
	Set where this component was loaded from for some debug messages.

const LogString *	get_component_log_str () const
	Get the integration where this component was declared as a LogString for logging.

bool	should_warn_of_blocking (uint32_t blocking_time)

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

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

uint8_t	get_i2c_address () const
	Returns the I2C address of the object.

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

I2CRegister	reg (uint8_t a_register)
	calls the I2CRegister constructor

I2CRegister16	reg16 (uint16_t a_register)
	calls the I2CRegister16 constructor

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

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

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

ErrorCode	write (const uint8_t *data, size_t len) const
	writes an array of bytes to a device using an I2CBus

ErrorCode	write_read (const uint8_t write_data, size_t write_len, uint8_t read_data, size_t read_len) const
	writes an array of bytes to a device, then reads an array, as a single transaction

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

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

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

bool	read_bytes_raw (uint8_t *data, uint8_t len) const

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)

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) const

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

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) const

bool	write_byte (uint8_t a_register, uint8_t data) const

bool	write_byte_16 (uint8_t a_register, uint16_t data) const

	ESPDEPRECATED ("The stop argument is no longer used. This will be removed from ESPHome 2026.3.0", "2025.9.0") ErrorCode read_register(uint8_t a_register

	ESPDEPRECATED ("The stop argument is no longer used. This will be removed from ESPHome 2026.3.0", "2025.9.0") ErrorCode read_register16(uint16_t a_register

	ESPDEPRECATED ("The stop argument is no longer used; use write_read() for consecutive write and read. This will be " "removed from ESPHome 2026.3.0", "2025.9.0") ErrorCode write(const uint8_t *data

	ESPDEPRECATED ("The stop argument is no longer used; use write_read() for consecutive write and read. This will be " "removed from ESPHome 2026.3.0", "2025.9.0") ErrorCode write_register(uint8_t a_register

	ESPDEPRECATED ("The stop argument is no longer used; use write_read() for consecutive write and read. This will be " "removed from ESPHome 2026.3.0", "2025.9.0") ErrorCode write_register16(uint16_t a_register

Data Fields inherited from esphome::bmp3xx_base::BMP3XXComponent
Data Fields inherited from esphome::i2c::I2CDevice
uint8_t *	data

uint8_t size_t	len

uint8_t size_t bool	stop

size_t	len

size_t bool stop	const { return this->write(data, len)

const uint8_t *	data

const uint8_t size_t	len

const uint8_t size_t bool stop	const

Protected Types inherited from esphome::bmp3xx_base::BMP3XXComponent
enum	ErrorCode { NONE = 0 , ERROR_COMMUNICATION_FAILED , ERROR_WRONG_CHIP_ID , ERROR_SENSOR_STATUS , ERROR_SENSOR_RESET }

Protected Member Functions inherited from esphome::bmp3xx_base::BMP3XXComponent
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_component_state_ (uint8_t state)
	Helper to set component state (clears state bits and sets new state)

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

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

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

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

bool	cancel_interval (const char *name)

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.

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.

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

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

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

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

bool	cancel_timeout (const char *name)

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

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

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

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

Protected Attributes inherited from esphome::bmp3xx_base::BMP3XXComponent
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_base::BMP3XXComponent::ErrorCode	NONE

struct esphome::bmp3xx_base::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 : 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 : 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 : 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
const LogString *	component_source_ {nullptr}

uint16_t	warn_if_blocking_over_ {WARN_IF_BLOCKING_OVER_MS}
	Warn if blocked for this many ms (max 65.5s)

uint8_t	component_state_ {0x00}
	State of this component - each bit has a purpose: Bits 0-2: Component state (0x00=CONSTRUCTION, 0x01=SETUP, 0x02=LOOP, 0x03=FAILED, 0x04=LOOP_DONE) Bit 3: STATUS_LED_WARNING Bit 4: STATUS_LED_ERROR Bits 5-7: Unused - reserved for future expansion.

volatile bool	pending_enable_loop_ {false}
	ISR-safe flag for enable_loop_soon_any_context.

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

I2CBus *	bus_ {nullptr}
	pointer to I2CBus instance

Detailed Description

Definition at line 8 of file bmp3xx_i2c.h.

The documentation for this class was generated from the following files:

esphome/components/bmp3xx_i2c/bmp3xx_i2c.h
esphome/components/bmp3xx_i2c/bmp3xx_i2c.cpp

Additional Inherited Members

Detailed Description