esphome/esphome/components/ens210/ens210.h
2022-09-15 11:53:22 +12:00

39 lines
1.5 KiB
C++

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