#include <LiquidCrystal_I2C.h>
#include <DHT.h> 
#include <Wire.h>

#define DHTPIN 23
#define DHTTYPE DHT22 //jenis sensor DHT22

int suhu, lembab;
DHT dht(DHTPIN, DHTTYPE);

LiquidCrystal_I2C lcd(0x27, 16, 2);

void setup(){
  Wire.begin(21, 22);
  lcd.init();
  lcd.backlight();
  lcd.setCursor(0, 0);   
  lcd.print("Suhu & Kelembaban");
  delay(2000); 
  lcd.clear(); 
  lcd.print("Suhu= ");
  lcd.setCursor(0,1);
  lcd.print("Kelembaban=");


}

void loop(){
  lembab = dht.readHumidity();
  suhu = dht.readTemperature();
  
  if (isnan(lembab) || isnan(suhu)) {
    lcd.setCursor(0, 0);
    lcd.print("Gagal Menscan DHT22");
    lcd.setCursor(0, 1);
    lcd.print("Suhu: 0 , Kelembaban: 0");

  }else {
  lcd.setCursor(6, 0);
  lcd.print(suhu);
  lcd.setCursor(9, 0);
  lcd.print("C"); 
  lcd.setCursor(11, 1);
  lcd.print(lembab);
  lcd.setCursor(15, 1);
  lcd.print("%");


  }
  delay(1000);
}