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40 lines
1.5 KiB
C++
40 lines
1.5 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 ens210 {
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/// This class implements support for the ENS210 relative humidity and temperature i2c sensor.
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class ENS210Component : public PollingComponent, public i2c::I2CDevice {
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public:
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float get_setup_priority() const override;
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void dump_config() override;
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void setup() override;
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void update() override;
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void set_humidity_sensor(sensor::Sensor *humidity_sensor) { humidity_sensor_ = humidity_sensor; }
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void set_temperature_sensor(sensor::Sensor *temperature_sensor) { temperature_sensor_ = temperature_sensor; }
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enum ErrorCode {
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ENS210_STATUS_OK = 0, // The value was read, the CRC matches, and data is valid
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ENS210_STATUS_INVALID, // The value was read, the CRC matches, but the data is invalid (e.g. the measurement was
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// not yet finished)
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ENS210_STATUS_CRC_ERROR, // The value was read, but the CRC over the payload (valid and data) does not match
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ENS210_STATUS_I2C_ERROR, // There was an I2C communication error
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ENS210_WRONG_CHIP_ID // The read PART_ID is not the expected part id of the ENS210
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} error_code_{ENS210_STATUS_OK};
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protected:
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bool set_low_power_(bool enable);
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void extract_measurement_(uint32_t val, int *data, int *status);
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sensor::Sensor *temperature_sensor_;
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sensor::Sensor *humidity_sensor_;
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};
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} // namespace ens210
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} // namespace esphome
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