internal_temperature.h

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#pragma once
 
#include "esphome/components/sensor/sensor.h"
#include "esphome/core/component.h"
 
// Every ESP32 variant except the original one exposes the on-chip sensor through
// the IDF temperature_sensor driver (the original uses the legacy temprature_sens_read).
#if defined(USE_ESP32) && !defined(USE_ESP32_VARIANT_ESP32)
#include "driver/temperature_sensor.h"
#endif
 
namespace esphome::internal_temperature {
 
class InternalTemperatureSensor final : public sensor::Sensor, public PollingComponent {
 public:
  // User provided, not "= default": `new(p) InternalTemperatureSensor()` would zero-fill .bss that is already zero.
  InternalTemperatureSensor() {}
 
#if defined(USE_ESP32) || (defined(USE_ZEPHYR) && defined(USE_NRF52))
  void setup() override;
#endif  // USE_ESP32 || (USE_ZEPHYR && USE_NRF52)
  void dump_config() override;
 
  void update() override;
 
#if defined(USE_ESP32) && !defined(USE_ESP32_VARIANT_ESP32)
 protected:
  temperature_sensor_handle_t tsens_{nullptr};
#endif
};
 
}  // namespace esphome::internal_temperature