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

RTC_DS1307 rtc;

void setup() {
  pinMode(17, OUTPUT);
  Serial.begin(115200);
  Serial.println("Hello, ESP32!");
  Serial.begin(115200);
  Wire.begin();
  if (!rtc.begin()) {
    Serial.println("Couldn't find RTC");
    while (1);
  }
  if (!rtc.isrunning()) {
    Serial.println("RTC is NOT running!");
    rtc.adjust(DateTime(2024, 1, 1, 0, 0, 0));
  }
}

void loop() {
  DateTime now = rtc.now();
  Serial.print(now.year(), DEC);
  Serial.print('/');
  Serial.print(now.month(), DEC);
  Serial.print('/');
  Serial.print(now.day(), DEC);
  Serial.print(" ");
  Serial.print(now.hour(), DEC);
  Serial.print(':');
  Serial.print(now.minute(), DEC);
  Serial.print(':');
  Serial.print(now.second(), DEC);
  Serial.println();
  delay(200);  
  delay(200); 
  digitalWrite(17, HIGH);
    delay(1000);
    digitalWrite(17, LOW);
}