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61 lines
2.2 KiB
C++
61 lines
2.2 KiB
C++
#pragma once
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#include <vector>
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#include "esphome/core/application.h"
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#include "esphome/core/component.h"
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#include "esphome/components/sensor/sensor.h"
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#include "esphome/components/sensirion_common/i2c_sensirion.h"
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namespace esphome {
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namespace scd4x {
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enum ERRORCODE {
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COMMUNICATION_FAILED,
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SERIAL_NUMBER_IDENTIFICATION_FAILED,
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MEASUREMENT_INIT_FAILED,
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FRC_FAILED,
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UNKNOWN
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};
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enum MeasurementMode { PERIODIC, LOW_POWER_PERIODIC, SINGLE_SHOT, SINGLE_SHOT_RHT_ONLY };
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class SCD4XComponent : public PollingComponent, public sensirion_common::SensirionI2CDevice {
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public:
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float get_setup_priority() const override { return setup_priority::DATA; }
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void setup() override;
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void dump_config() override;
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void update() override;
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void set_automatic_self_calibration(bool asc) { enable_asc_ = asc; }
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void set_altitude_compensation(uint16_t altitude) { altitude_compensation_ = altitude; }
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void set_ambient_pressure_compensation(float pressure_in_bar);
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void set_ambient_pressure_source(sensor::Sensor *pressure) { ambient_pressure_source_ = pressure; }
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void set_temperature_offset(float offset) { temperature_offset_ = offset; };
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void set_co2_sensor(sensor::Sensor *co2) { co2_sensor_ = co2; }
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void set_temperature_sensor(sensor::Sensor *temperature) { temperature_sensor_ = temperature; };
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void set_humidity_sensor(sensor::Sensor *humidity) { humidity_sensor_ = humidity; }
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void set_measurement_mode(MeasurementMode mode) { measurement_mode_ = mode; }
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bool perform_forced_calibration(uint16_t current_co2_concentration);
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bool factory_reset();
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protected:
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bool update_ambient_pressure_compensation_(uint16_t pressure_in_hpa);
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bool start_measurement_();
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ERRORCODE error_code_;
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bool initialized_{false};
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float temperature_offset_;
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uint16_t altitude_compensation_;
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bool ambient_pressure_compensation_;
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uint16_t ambient_pressure_;
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bool enable_asc_;
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MeasurementMode measurement_mode_{PERIODIC};
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sensor::Sensor *co2_sensor_{nullptr};
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sensor::Sensor *temperature_sensor_{nullptr};
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sensor::Sensor *humidity_sensor_{nullptr};
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// used for compensation
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sensor::Sensor *ambient_pressure_source_{nullptr};
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};
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} // namespace scd4x
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} // namespace esphome
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