// sensor suhu dan kelembapan
#include <DHT.h>
// LCD
#include <LiquidCrystal_I2C.h>

#define DHTPIN 21
#define DHTTYPE DHT22
#define LED 14

DHT dht(DHTPIN, DHTTYPE);
LiquidCrystal_I2C LCD = LiquidCrystal_I2C(0x27, 16, 2);

void setup() {
  Serial.begin(9600);
  dht.begin();

  LCD.init();
  LCD.backlight();

  pinMode(LED, OUTPUT);
}

void loop() {
  float suhu = dht.readTemperature();
  float kelembapan = dht.readHumidity();

  if (suhu > 35) {
    digitalWrite(LED, HIGH);
  } else {
    digitalWrite(LED, LOW);
  }

  LCD.clear();

  Serial.print("Suhu: ");
  Serial.print(suhu);
  Serial.println(" Celsius");
  LCD.setCursor(0, 0);
  LCD.print("Temp : " + String(suhu, 2) + "C");

  Serial.print("Kelembapan: ");
  Serial.print(kelembapan);
  Serial.println("%");
  LCD.setCursor(0, 1);
  LCD.print("Humi : " + String(kelembapan, 2) + "%");

  delay(1000);
}