ESPHome  2024.3.1
Public Member Functions | Protected Types | Protected Member Functions | Protected Attributes
esphome::bmp280::BMP280Component Class Reference

This class implements support for the BMP280 Temperature+Pressure i2c sensor. More...

#include <bmp280.h>

Inheritance diagram for esphome::bmp280::BMP280Component:
esphome::PollingComponent esphome::i2c::I2CDevice esphome::Component

Public Member Functions

void set_temperature_sensor (sensor::Sensor *temperature_sensor)
 
void set_pressure_sensor (sensor::Sensor *pressure_sensor)
 
void set_temperature_oversampling (BMP280Oversampling temperature_over_sampling)
 Set the oversampling value for the temperature sensor. Default is 16x. More...
 
void set_pressure_oversampling (BMP280Oversampling pressure_over_sampling)
 Set the oversampling value for the pressure sensor. Default is 16x. More...
 
void set_iir_filter (BMP280IIRFilter iir_filter)
 Set the IIR Filter used to increase accuracy, defaults to no IIR Filter. More...
 
void setup () override
 
void dump_config () override
 
float get_setup_priority () const override
 
void update () override
 
- 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, COMMUNICATION_FAILED, WRONG_CHIP_ID }
 

Protected Member Functions

float read_temperature_ (int32_t *t_fine)
 Read the temperature value and store the calculated ambient temperature in t_fine. More...
 
float read_pressure_ (int32_t t_fine)
 Read the pressure value in hPa using the provided t_fine value. More...
 
uint8_t read_u8_ (uint8_t a_register)
 
uint16_t read_u16_le_ (uint8_t a_register)
 
int16_t read_s16_le_ (uint8_t a_register)
 
- 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

BMP280CalibrationData calibration_
 
BMP280Oversampling temperature_oversampling_ {BMP280_OVERSAMPLING_16X}
 
BMP280Oversampling pressure_oversampling_ {BMP280_OVERSAMPLING_16X}
 
BMP280IIRFilter iir_filter_ {BMP280_IIR_FILTER_OFF}
 
sensor::Sensortemperature_sensor_ {nullptr}
 
sensor::Sensorpressure_sensor_ {nullptr}
 
enum esphome::bmp280::BMP280Component::ErrorCode NONE
 
- 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...
 
I2CBusbus_ {nullptr}
 pointer to I2CBus instance More...
 

Detailed Description

This class implements support for the BMP280 Temperature+Pressure i2c sensor.

Definition at line 54 of file bmp280.h.

Member Enumeration Documentation

◆ ErrorCode

Enumerator
NONE 
COMMUNICATION_FAILED 
WRONG_CHIP_ID 

Definition at line 86 of file bmp280.h.

Member Function Documentation

◆ dump_config()

void esphome::bmp280::BMP280Component::dump_config ( )
overridevirtual

Reimplemented from esphome::Component.

Definition at line 123 of file bmp280.cpp.

◆ get_setup_priority()

float esphome::bmp280::BMP280Component::get_setup_priority ( ) const
overridevirtual

Reimplemented from esphome::Component.

Definition at line 145 of file bmp280.cpp.

◆ read_pressure_()

float esphome::bmp280::BMP280Component::read_pressure_ ( int32_t  t_fine)
protected

Read the pressure value in hPa using the provided t_fine value.

Definition at line 207 of file bmp280.cpp.

◆ read_s16_le_()

int16_t esphome::bmp280::BMP280Component::read_s16_le_ ( uint8_t  a_register)
protected

Definition at line 263 of file bmp280.cpp.

◆ read_temperature_()

float esphome::bmp280::BMP280Component::read_temperature_ ( int32_t *  t_fine)
protected

Read the temperature value and store the calculated ambient temperature in t_fine.

Definition at line 184 of file bmp280.cpp.

◆ read_u16_le_()

uint16_t esphome::bmp280::BMP280Component::read_u16_le_ ( uint8_t  a_register)
protected

Definition at line 258 of file bmp280.cpp.

◆ read_u8_()

uint8_t esphome::bmp280::BMP280Component::read_u8_ ( uint8_t  a_register)
protected

Definition at line 253 of file bmp280.cpp.

◆ set_iir_filter()

void esphome::bmp280::BMP280Component::set_iir_filter ( BMP280IIRFilter  iir_filter)

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

Definition at line 252 of file bmp280.cpp.

◆ set_pressure_oversampling()

void esphome::bmp280::BMP280Component::set_pressure_oversampling ( BMP280Oversampling  pressure_over_sampling)

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

Definition at line 249 of file bmp280.cpp.

◆ set_pressure_sensor()

void esphome::bmp280::BMP280Component::set_pressure_sensor ( sensor::Sensor pressure_sensor)
inline

Definition at line 57 of file bmp280.h.

◆ set_temperature_oversampling()

void esphome::bmp280::BMP280Component::set_temperature_oversampling ( BMP280Oversampling  temperature_over_sampling)

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

Definition at line 246 of file bmp280.cpp.

◆ set_temperature_sensor()

void esphome::bmp280::BMP280Component::set_temperature_sensor ( sensor::Sensor temperature_sensor)
inline

Definition at line 56 of file bmp280.h.

◆ setup()

void esphome::bmp280::BMP280Component::setup ( )
overridevirtual

Reimplemented from esphome::Component.

Definition at line 59 of file bmp280.cpp.

◆ update()

void esphome::bmp280::BMP280Component::update ( )
overridevirtual

Implements esphome::PollingComponent.

Definition at line 149 of file bmp280.cpp.

Field Documentation

◆ calibration_

BMP280CalibrationData esphome::bmp280::BMP280Component::calibration_
protected

Definition at line 80 of file bmp280.h.

◆ iir_filter_

BMP280IIRFilter esphome::bmp280::BMP280Component::iir_filter_ {BMP280_IIR_FILTER_OFF}
protected

Definition at line 83 of file bmp280.h.

◆ NONE

enum esphome::bmp280::BMP280Component::ErrorCode esphome::bmp280::BMP280Component::NONE
protected

◆ pressure_oversampling_

BMP280Oversampling esphome::bmp280::BMP280Component::pressure_oversampling_ {BMP280_OVERSAMPLING_16X}
protected

Definition at line 82 of file bmp280.h.

◆ pressure_sensor_

sensor::Sensor* esphome::bmp280::BMP280Component::pressure_sensor_ {nullptr}
protected

Definition at line 85 of file bmp280.h.

◆ temperature_oversampling_

BMP280Oversampling esphome::bmp280::BMP280Component::temperature_oversampling_ {BMP280_OVERSAMPLING_16X}
protected

Definition at line 81 of file bmp280.h.

◆ temperature_sensor_

sensor::Sensor* esphome::bmp280::BMP280Component::temperature_sensor_ {nullptr}
protected

Definition at line 84 of file bmp280.h.


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