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35 lines
1.1 KiB
C++
35 lines
1.1 KiB
C++
#pragma once
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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/i2c/i2c.h"
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namespace esphome {
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namespace ee895 {
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/// This class implements support for the ee895 of temperature i2c sensors.
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class EE895Component : public PollingComponent, public i2c::I2CDevice {
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public:
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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_sensor) { temperature_sensor_ = temperature_sensor; }
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void set_pressure_sensor(sensor::Sensor *pressure_sensor) { pressure_sensor_ = pressure_sensor; }
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float get_setup_priority() const override;
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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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protected:
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void write_command_(uint16_t addr, uint16_t reg_cnt);
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float read_float_();
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uint16_t calc_crc16_(const uint8_t buf[], uint8_t len);
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sensor::Sensor *co2_sensor_;
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sensor::Sensor *temperature_sensor_;
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sensor::Sensor *pressure_sensor_;
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enum ErrorCode { NONE = 0, COMMUNICATION_FAILED, CRC_CHECK_FAILED } error_code_{NONE};
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};
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} // namespace ee895
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} // namespace esphome
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