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

RTC_DS1307 rtc;
LiquidCrystal_I2C lcd(0x27, 16, 2);
DHT dht(7, DHT22);

void setup() {
  Serial.begin(9600);
  
  if (!rtc.begin()) {
    Serial.println("Couldn't find RTC");
    while (1);
  }

  if (!rtc.isrunning()) {
    Serial.println("RTC is NOT running!");
  }
  lcd.init();
  dht.begin();
}

void loop() {
  DateTime now = rtc.now();
  
  float temperature = dht.readTemperature();

  lcd.clear();
  lcd.setCursor(0, 0);
  lcd.print("Time:");
  lcd.print(now.hour(), DEC);
  lcd.print(':');
  lcd.print(now.minute(), DEC);
  lcd.print(':');
  lcd.print(now.second(), DEC);

  lcd.setCursor(0, 1);
  lcd.print("Temp:");
  lcd.print(temperature);
  lcd.print(" C");

  delay(1000);
}