#include "DHT.h"
#include <LiquidCrystal_I2C.h>
LiquidCrystal_I2C lcd(0x27,16,2);
DHT dht(18, DHT22);
float suhu;
int kelembaban;
#define relay1 25

void setup() {
  pinMode(relay1,OUTPUT); digitalWrite(relay1,HIGH);
  lcd.init(); lcd.backlight();
  lcd.setCursor(0,0); lcd.print("  PENETAS TELUR  ");
  Serial.begin(115200);
  Serial.println("Hello, ESP32!");
  delay(2000);
  dht.begin();
  lcd.clear();
}

void loop() {
  delay(10);
  kelembaban = dht.readHumidity();
  suhu = dht.readTemperature();
  lcd.setCursor(0,0);
  lcd.print("Suhu="); lcd.print(suhu,1); lcd.write(0xdf); lcd.print("C  ");
  lcd.setCursor(0,1);
  lcd.print("Kelembaban="); lcd.print(kelembaban); lcd.print("%");
  
  if(suhu<37.5) {
    digitalWrite(relay1,LOW);
  }
  else if(suhu>39) {
    digitalWrite(relay1,HIGH);
  }

  Serial.print("Suhu="); Serial.println(suhu,1); 
  Serial.print("Kelembaban="); Serial.println(kelembaban);
  delay(500);
}