pulse_width.cpp

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#include "pulse_width.h"
#include "esphome/core/log.h"
 
namespace esphome {
namespace pulse_width {
 
static const char *const TAG = "pulse_width";
 
void IRAM_ATTR PulseWidthSensorStore::gpio_intr(PulseWidthSensorStore *arg) {
  const bool new_level = arg->pin_.digital_read();
  const uint32_t now = micros();
  if (new_level) {
    arg->last_rise_ = now;
  } else {
    arg->last_width_ = (now - arg->last_rise_);
  }
}
 
void PulseWidthSensor::dump_config() {
  LOG_SENSOR("", "Pulse Width", this)
  LOG_UPDATE_INTERVAL(this)
  LOG_PIN("  Pin: ", this->pin_);
}
void PulseWidthSensor::update() {
  float width = this->store_.get_pulse_width_s();
  ESP_LOGCONFIG(TAG, "'%s' - Got pulse width %.3f s", this->name_.c_str(), width);
  this->publish_state(width);
}
 
}  // namespace pulse_width
}  // namespace esphome