am2315c.h

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// MIT License
//
// Copyright (c) 2023-2024 Rob Tillaart
//
// Permission is hereby granted, free of charge, to any person obtaining a copy
// of this software and associated documentation files (the "Software"), to deal
// in the Software without restriction, including without limitation the rights
// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
// copies of the Software, and to permit persons to whom the Software is
// furnished to do so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included in all
// copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
// SOFTWARE.
#pragma once
 
#include "esphome/core/component.h"
#include "esphome/components/sensor/sensor.h"
#include "esphome/components/i2c/i2c.h"
 
namespace esphome {
namespace am2315c {
 
class AM2315C : public PollingComponent, public i2c::I2CDevice {
 public:
  void dump_config() override;
  void update() override;
  void setup() override;
  float get_setup_priority() const override;
 
  void set_temperature_sensor(sensor::Sensor *temperature_sensor) { this->temperature_sensor_ = temperature_sensor; }
  void set_humidity_sensor(sensor::Sensor *humidity_sensor) { this->humidity_sensor_ = humidity_sensor; }
 
 protected:
  uint8_t crc8_(uint8_t *data, uint8_t len);
  bool convert_(uint8_t *data, float &humidity, float &temperature);
  bool reset_register_(uint8_t reg);
 
  sensor::Sensor *temperature_sensor_{nullptr};
  sensor::Sensor *humidity_sensor_{nullptr};
};
 
}  // namespace am2315c
}  // namespace esphome