#include <Adafruit_GFX.h>
#include <DallasTemperature.h>
#include <LiquidCrystal.h>

const int rs = 2, e = 3, d7 = 7, d6 = 6, d5 = 5, d4 = 4;
LiquidCrystal lcd(rs, e, d7, d6, d5, d4);
OneWire oneWire(A0); // Connectez le capteur de température DS18B20 à la broche A0
DallasTemperature sensors(&oneWire);

void setup() {
  lcd.begin(16, 2);
  sensors.begin();
}

void loop() {
  lcd.clear();
  lcd.setCursor(0, 0);
  lcd.print("T:");

  sensors.requestTemperatures();
  float t = sensors.getTempCByIndex(0);
  
  if (t != DEVICE_DISCONNECTED_C) {
    lcd.print(t);
    lcd.print("C");
  } else {
    lcd.print("Erreur");
  }

  delay(2000);
}