#include <LiquidCrystal_I2C.h>
#include <DHTesp.h>

LiquidCrystal_I2C LCD = LiquidCrystal_I2C(0x27, 16, 2);

int DHT_PIN = 15;
DHTesp dhtSensor;

void dht22() {
    float temperature = dhtSensor.getTemperature();
    float humidity = dhtSensor.getHumidity();

      Serial.printf("溫度:");
      Serial.print(temperature);
      Serial.println("°c");

      Serial.printf("濕度:");
      Serial.print(humidity);
      Serial.println("%");

      return;
}

void setup() {
  Serial.begin(115200);
  dhtSensor.setup(DHT_PIN, DHTesp::DHT22);

    LCD.init();
    LCD.backlight();
    LCD.setCursor(3,0);
    LCD.print("Comming to");
    LCD.setCursor(6,1);
    LCD.print("show");
    delay(2000);
    LCD.clear();

}

void loop() {
  float temperature = dhtSensor.getTemperature();
  float humidity = dhtSensor.getHumidity();

  delay(2000);
  dht22();

  LCD.setCursor(0, 0);
  LCD.print("Hum: ");
  LCD.setCursor(6, 0);
  LCD.print(humidity);
  LCD.setCursor(12, 0);
  LCD.print("%");

  LCD.setCursor(0, 1);  
  LCD.print("temp:");
  LCD.setCursor(6, 1);  
  LCD.print(temperature);
  LCD.setCursor(12, 1);
  LCD.print((char)223); //(char)223
  LCD.setCursor(13, 1);
  LCD.print("C");

}