#include <LiquidCrystal_I2C.h> 

#include <DHT.h>
#define DHTPIN 8
#define DHTTYPE DHT22 
DHT dht (DHTPIN, DHTTYPE); 
LiquidCrystal_I2C lcd(0x27, 20, 4);

void setup()
{ 
  Serial.begin(9600);
  Serial.println("Smart Freezer");
  lcd.begin(20, 4);
  dht.begin();
}

void loop() 
{ 
  float t = dht.readTemperature(); 
  
  delay(1000);

  lcd.setCursor(0,0);
  lcd.println("Suhu Sekarang =");
  lcd.print(t);
  lcd.println(" C");
  lcd.clear();
  if(t<0){
    lcd.println("Suhu Sekarang =");
    lcd.print(t);
    lcd.println(" C");
    lcd.clear();
    delay(1000);
  }


 // Serial.print("Suhu = ");
  //Serial.println(t);
  //Serial.print(" C");
}