ESPHome 2025.10.0-dev
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esphome::sgp4x::SGP4xComponent Class Reference

This class implements support for the Sensirion sgp4x i2c GAS (VOC) sensors. More...

#include <sgp4x.h>

Inheritance diagram for esphome::sgp4x::SGP4xComponent:
esphome::PollingComponent esphome::sensor::Sensor esphome::sensirion_common::SensirionI2CDevice esphome::Component esphome::EntityBase esphome::EntityBase_DeviceClass esphome::EntityBase_UnitOfMeasurement esphome::i2c::I2CDevice

Public Member Functions

void set_humidity_sensor (sensor::Sensor *humidity)
 
void set_temperature_sensor (sensor::Sensor *temperature)
 
void setup () override
 
void update () override
 
void take_sample ()
 
void dump_config () override
 
void set_store_baseline (bool store_baseline)
 
void set_voc_sensor (sensor::Sensor *voc_sensor)
 
void set_nox_sensor (sensor::Sensor *nox_sensor)
 
void set_voc_algorithm_tuning (uint16_t index_offset, uint16_t learning_time_offset_hours, uint16_t learning_time_gain_hours, uint16_t gating_max_duration_minutes, uint16_t std_initial, uint16_t gain_factor)
 
void set_nox_algorithm_tuning (uint16_t index_offset, uint16_t learning_time_offset_hours, uint16_t learning_time_gain_hours, uint16_t gating_max_duration_minutes, uint16_t gain_factor)
 
- 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.
 
virtual float get_setup_priority () const
 priority of setup().
 
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.
 
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::sensor::Sensor
 Sensor ()
 
int8_t get_accuracy_decimals ()
 Get the accuracy in decimals, using the manual override if set.
 
void set_accuracy_decimals (int8_t accuracy_decimals)
 Manually set the accuracy in decimals.
 
StateClass get_state_class ()
 Get the state class, using the manual override if set.
 
void set_state_class (StateClass state_class)
 Manually set the state class.
 
bool get_force_update () const
 Get whether force update mode is enabled.
 
void set_force_update (bool force_update)
 Set force update mode.
 
void add_filter (Filter *filter)
 Add a filter to the filter chain. Will be appended to the back.
 
void add_filters (const std::vector< Filter * > &filters)
 Add a list of vectors to the back of the filter chain.
 
void set_filters (const std::vector< Filter * > &filters)
 Clear the filters and replace them by filters.
 
void clear_filters ()
 Clear the entire filter chain.
 
float get_state () const
 Getter-syntax for .state.
 
float get_raw_state () const
 Getter-syntax for .raw_state.
 
void publish_state (float state)
 Publish a new state to the front-end.
 
void add_on_state_callback (std::function< void(float)> &&callback)
 Add a callback that will be called every time a filtered value arrives.
 
void add_on_raw_state_callback (std::function< void(float)> &&callback)
 Add a callback that will be called every time the sensor sends a raw value.
 
void internal_send_state_to_frontend (float state)
 
- Public Member Functions inherited from esphome::EntityBase
const StringRefget_name () const
 
void set_name (const char *name)
 
bool has_own_name () const
 
std::string get_object_id () const
 
void set_object_id (const char *object_id)
 
uint32_t get_object_id_hash ()
 
bool is_internal () const
 
void set_internal (bool internal)
 
bool is_disabled_by_default () const
 
void set_disabled_by_default (bool disabled_by_default)
 
EntityCategory get_entity_category () const
 
void set_entity_category (EntityCategory entity_category)
 
std::string get_icon () const
 
void set_icon (const char *icon)
 
StringRef get_icon_ref () const
 
uint32_t get_device_id () const
 
void set_device (Device *device)
 
bool has_state () const
 
void set_has_state (bool state)
 
uint32_t get_preference_hash ()
 Get a unique hash for storing preferences/settings for this entity.
 
- Public Member Functions inherited from esphome::EntityBase_DeviceClass
std::string get_device_class ()
 Get the device class, using the manual override if set.
 
void set_device_class (const char *device_class)
 Manually set the device class.
 
StringRef get_device_class_ref () const
 Get the device class as StringRef.
 
- Public Member Functions inherited from esphome::EntityBase_UnitOfMeasurement
std::string get_unit_of_measurement ()
 Get the unit of measurement, using the manual override if set.
 
void set_unit_of_measurement (const char *unit_of_measurement)
 Manually set the unit of measurement.
 
StringRef get_unit_of_measurement_ref () const
 Get the unit of measurement as StringRef.
 
- Public Member Functions inherited from esphome::sensirion_common::SensirionI2CDevice
bool read_data (uint16_t *data, uint8_t len)
 Read data words from I2C device.
 
bool read_data (uint16_t &data)
 Read 1 data word from I2C device.
 
bool get_register (uint16_t command, uint16_t *data, uint8_t len, uint8_t delay=0)
 get data words from I2C register.
 
bool get_register (uint16_t i2c_register, uint16_t &data, uint8_t delay=0)
 Read 1 data word from 16 bit I2C register.
 
bool get_8bit_register (uint8_t i2c_register, uint16_t *data, uint8_t len, uint8_t delay=0)
 get data words from I2C register.
 
bool get_8bit_register (uint8_t i2c_register, uint16_t &data, uint8_t delay=0)
 Read 1 data word from 8 bit I2C register.
 
template<class T >
bool write_command (T i2c_register)
 Write a command to the I2C device.
 
template<class T >
bool write_command (T i2c_register, uint16_t data)
 Write a command and one data word to the I2C device .
 
template<class T >
bool write_command (T i2c_register, const std::vector< uint16_t > &data)
 Write a command with arguments as words.
 
template<class T >
bool write_command (T i2c_register, const uint16_t *data, uint8_t len)
 Write a command with arguments as words.
 
- 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
 

Protected Member Functions

void self_test_ ()
 
int16_t sensirion_init_sensors_ ()
 
void update_gas_indices_ ()
 
void measure_raw_ ()
 
- 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 Member Functions inherited from esphome::EntityBase
StringRef get_object_id_ref_for_api_ () const
 
virtual uint32_t hash_base ()
 The hash_base() function has been deprecated.
 
void calc_object_id_ ()
 
bool is_object_id_dynamic_ () const
 Check if the object_id is dynamic (changes with MAC suffix)
 
- Protected Member Functions inherited from esphome::sensirion_common::SensirionI2CDevice
bool write_command_ (uint16_t command, CommandLen command_len, const uint16_t *data, uint8_t data_len)
 Write a command with arguments as words.
 
bool get_register_ (uint16_t reg, CommandLen command_len, uint16_t *data, uint8_t len, uint8_t delay)
 get data words from I2C register.
 

Protected Attributes

sensor::Sensorhumidity_sensor_ {nullptr}
 Input sensor for humidity and temperature compensation.
 
sensor::Sensortemperature_sensor_ {nullptr}
 
uint16_t voc_sraw_
 
uint16_t nox_sraw_
 
SgpType sgp_type_ {SGP40}
 
uint64_t serial_number_
 
bool self_test_complete_
 
uint16_t self_test_time_
 
sensor::Sensorvoc_sensor_ {nullptr}
 
VOCGasIndexAlgorithm voc_algorithm_
 
optional< GasTuningvoc_tuning_params_
 
float voc_state0_
 
float voc_state1_
 
int32_t voc_index_ = 0
 
sensor::Sensornox_sensor_ {nullptr}
 
int32_t nox_index_ = 0
 
NOxGasIndexAlgorithm nox_algorithm_
 
optional< GasTuningnox_tuning_params_
 
uint16_t measure_time_
 
uint8_t samples_read_ = 0
 
uint8_t samples_to_stabilize_ = static_cast<int8_t>(GasIndexAlgorithm_INITIAL_BLACKOUT) * 2
 
bool store_baseline_
 
ESPPreferenceObject pref_
 
uint32_t seconds_since_last_store_
 
SGP4xBaselines voc_baselines_storage_
 
- 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::sensor::Sensor
std::unique_ptr< CallbackManager< void(float)> > raw_callback_
 Storage for raw state callbacks (lazy allocated).
 
CallbackManager< void(float)> callback_
 Storage for filtered state callbacks.
 
Filterfilter_list_ {nullptr}
 Store all active filters.
 
int8_t accuracy_decimals_ {-1}
 Accuracy in decimals (-1 = not set)
 
StateClass state_class_ {STATE_CLASS_NONE}
 State class (STATE_CLASS_NONE = not set)
 
struct esphome::sensor::Sensor::SensorFlags sensor_flags_
 
- Protected Attributes inherited from esphome::EntityBase
StringRef name_
 
const char * object_id_c_str_ {nullptr}
 
const char * icon_c_str_ {nullptr}
 
uint32_t object_id_hash_ {}
 
Devicedevice_ {}
 
struct esphome::EntityBase::EntityFlags flags_
 
- Protected Attributes inherited from esphome::EntityBase_DeviceClass
const char * device_class_ {nullptr}
 Device class override.
 
- Protected Attributes inherited from esphome::EntityBase_UnitOfMeasurement
const char * unit_of_measurement_ {nullptr}
 Unit of measurement override.
 
- Protected Attributes inherited from esphome::sensirion_common::SensirionI2CDevice
i2c::ErrorCode last_error_
 last error code from I2C operation
 
- Protected Attributes inherited from esphome::i2c::I2CDevice
uint8_t address_ {0x00}
 store the address of the device on the bus
 
I2CBusbus_ {nullptr}
 pointer to I2CBus instance
 

Additional Inherited Members

- Public Types inherited from esphome::sensirion_common::SensirionI2CDevice
enum  CommandLen : uint8_t { ADDR_8_BIT = 1 , ADDR_16_BIT = 2 }
 
- Data Fields inherited from esphome::sensor::Sensor
float state
 This member variable stores the last state that has passed through all filters.
 
float raw_state
 This member variable stores the current raw state of the sensor, without any filters applied.
 
- 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
 

Detailed Description

This class implements support for the Sensirion sgp4x i2c GAS (VOC) sensors.

Definition at line 58 of file sgp4x.h.

Member Function Documentation

◆ dump_config()

void esphome::sgp4x::SGP4xComponent::dump_config ( )
overridevirtual

Reimplemented from esphome::Component.

Definition at line 255 of file sgp4x.cpp.

◆ measure_raw_()

void esphome::sgp4x::SGP4xComponent::measure_raw_ ( )
protected

Definition at line 165 of file sgp4x.cpp.

◆ self_test_()

void esphome::sgp4x::SGP4xComponent::self_test_ ( )
protected

Definition at line 112 of file sgp4x.cpp.

◆ sensirion_init_sensors_()

int16_t esphome::sgp4x::SGP4xComponent::sensirion_init_sensors_ ( )
protected

◆ set_humidity_sensor()

void esphome::sgp4x::SGP4xComponent::set_humidity_sensor ( sensor::Sensor * humidity)
inline

Definition at line 71 of file sgp4x.h.

◆ set_nox_algorithm_tuning()

void esphome::sgp4x::SGP4xComponent::set_nox_algorithm_tuning ( uint16_t index_offset,
uint16_t learning_time_offset_hours,
uint16_t learning_time_gain_hours,
uint16_t gating_max_duration_minutes,
uint16_t gain_factor )
inline

Definition at line 91 of file sgp4x.h.

◆ set_nox_sensor()

void esphome::sgp4x::SGP4xComponent::set_nox_sensor ( sensor::Sensor * nox_sensor)
inline

Definition at line 80 of file sgp4x.h.

◆ set_store_baseline()

void esphome::sgp4x::SGP4xComponent::set_store_baseline ( bool store_baseline)
inline

Definition at line 78 of file sgp4x.h.

◆ set_temperature_sensor()

void esphome::sgp4x::SGP4xComponent::set_temperature_sensor ( sensor::Sensor * temperature)
inline

Definition at line 72 of file sgp4x.h.

◆ set_voc_algorithm_tuning()

void esphome::sgp4x::SGP4xComponent::set_voc_algorithm_tuning ( uint16_t index_offset,
uint16_t learning_time_offset_hours,
uint16_t learning_time_gain_hours,
uint16_t gating_max_duration_minutes,
uint16_t std_initial,
uint16_t gain_factor )
inline

Definition at line 81 of file sgp4x.h.

◆ set_voc_sensor()

void esphome::sgp4x::SGP4xComponent::set_voc_sensor ( sensor::Sensor * voc_sensor)
inline

Definition at line 79 of file sgp4x.h.

◆ setup()

void esphome::sgp4x::SGP4xComponent::setup ( )
overridevirtual

Reimplemented from esphome::Component.

Definition at line 11 of file sgp4x.cpp.

◆ take_sample()

void esphome::sgp4x::SGP4xComponent::take_sample ( )

Definition at line 234 of file sgp4x.cpp.

◆ update()

void esphome::sgp4x::SGP4xComponent::update ( )
overridevirtual

Implements esphome::PollingComponent.

Definition at line 241 of file sgp4x.cpp.

◆ update_gas_indices_()

void esphome::sgp4x::SGP4xComponent::update_gas_indices_ ( )
protected

Definition at line 134 of file sgp4x.cpp.

Field Documentation

◆ humidity_sensor_

sensor::Sensor* esphome::sgp4x::SGP4xComponent::humidity_sensor_ {nullptr}
protected

Input sensor for humidity and temperature compensation.

Definition at line 106 of file sgp4x.h.

◆ measure_time_

uint16_t esphome::sgp4x::SGP4xComponent::measure_time_
protected

Definition at line 133 of file sgp4x.h.

◆ nox_algorithm_

NOxGasIndexAlgorithm esphome::sgp4x::SGP4xComponent::nox_algorithm_
protected

Definition at line 130 of file sgp4x.h.

◆ nox_index_

int32_t esphome::sgp4x::SGP4xComponent::nox_index_ = 0
protected

Definition at line 129 of file sgp4x.h.

◆ nox_sensor_

sensor::Sensor* esphome::sgp4x::SGP4xComponent::nox_sensor_ {nullptr}
protected

Definition at line 128 of file sgp4x.h.

◆ nox_sraw_

uint16_t esphome::sgp4x::SGP4xComponent::nox_sraw_
protected

Definition at line 113 of file sgp4x.h.

◆ nox_tuning_params_

optional<GasTuning> esphome::sgp4x::SGP4xComponent::nox_tuning_params_
protected

Definition at line 131 of file sgp4x.h.

◆ pref_

ESPPreferenceObject esphome::sgp4x::SGP4xComponent::pref_
protected

Definition at line 138 of file sgp4x.h.

◆ samples_read_

uint8_t esphome::sgp4x::SGP4xComponent::samples_read_ = 0
protected

Definition at line 134 of file sgp4x.h.

◆ samples_to_stabilize_

uint8_t esphome::sgp4x::SGP4xComponent::samples_to_stabilize_ = static_cast<int8_t>(GasIndexAlgorithm_INITIAL_BLACKOUT) * 2
protected

Definition at line 135 of file sgp4x.h.

◆ seconds_since_last_store_

uint32_t esphome::sgp4x::SGP4xComponent::seconds_since_last_store_
protected

Definition at line 139 of file sgp4x.h.

◆ self_test_complete_

bool esphome::sgp4x::SGP4xComponent::self_test_complete_
protected

Definition at line 118 of file sgp4x.h.

◆ self_test_time_

uint16_t esphome::sgp4x::SGP4xComponent::self_test_time_
protected

Definition at line 119 of file sgp4x.h.

◆ serial_number_

uint64_t esphome::sgp4x::SGP4xComponent::serial_number_
protected

Definition at line 116 of file sgp4x.h.

◆ sgp_type_

SgpType esphome::sgp4x::SGP4xComponent::sgp_type_ {SGP40}
protected

Definition at line 115 of file sgp4x.h.

◆ store_baseline_

bool esphome::sgp4x::SGP4xComponent::store_baseline_
protected

Definition at line 137 of file sgp4x.h.

◆ temperature_sensor_

sensor::Sensor* esphome::sgp4x::SGP4xComponent::temperature_sensor_ {nullptr}
protected

Definition at line 107 of file sgp4x.h.

◆ voc_algorithm_

VOCGasIndexAlgorithm esphome::sgp4x::SGP4xComponent::voc_algorithm_
protected

Definition at line 122 of file sgp4x.h.

◆ voc_baselines_storage_

SGP4xBaselines esphome::sgp4x::SGP4xComponent::voc_baselines_storage_
protected

Definition at line 140 of file sgp4x.h.

◆ voc_index_

int32_t esphome::sgp4x::SGP4xComponent::voc_index_ = 0
protected

Definition at line 126 of file sgp4x.h.

◆ voc_sensor_

sensor::Sensor* esphome::sgp4x::SGP4xComponent::voc_sensor_ {nullptr}
protected

Definition at line 121 of file sgp4x.h.

◆ voc_sraw_

uint16_t esphome::sgp4x::SGP4xComponent::voc_sraw_
protected

Definition at line 112 of file sgp4x.h.

◆ voc_state0_

float esphome::sgp4x::SGP4xComponent::voc_state0_
protected

Definition at line 124 of file sgp4x.h.

◆ voc_state1_

float esphome::sgp4x::SGP4xComponent::voc_state1_
protected

Definition at line 125 of file sgp4x.h.

◆ voc_tuning_params_

optional<GasTuning> esphome::sgp4x::SGP4xComponent::voc_tuning_params_
protected

Definition at line 123 of file sgp4x.h.


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