#include <LiquidCrystal_I2C.h>
#include <OneWire.h>
#include <DallasTemperature.h>
LiquidCrystal_I2C lcd(0x27, 20, 4);
OneWire oneWire(10);
DallasTemperature sensor(&oneWire);
void setup() {
  pinMode(A0, INPUT);
  pinMode(4, OUTPUT);
  pinMode(5, OUTPUT);
  pinMode(6, OUTPUT);
  sensor.begin();
  lcd.init();
  lcd.backlight();
}

void loop() {
  int poti = analogRead(A0);
  poti = map(poti, 0, 1023, 20, 40);
  sensor.requestTemperatures();
  int homerseklet = sensor.getTempCByIndex(0);
  lcd.setCursor(0, 0);
  lcd.print("Poti:");
   lcd.setCursor(0, 1);
  lcd.print(poti);
    lcd.setCursor(0, 2);
  lcd.print("DS18B20:");
   lcd.setCursor(0, 3);
  lcd.print(homerseklet);
  delay(200);
}