#include <Wire.h>
#include "RTClib.h"
#include <LiquidCrystal.h>
RTC_DS1307 RTC;
LiquidCrystal lcd(8, 9, 10, 11, 12, 13);
int Led=7;
int H;
int M;
int S;
void setup () {
      Serial.begin(9600);
    Wire.begin();
    RTC.begin();
        RTC.adjust(DateTime(__DATE__, __TIME__));
          lcd.begin(16, 2);
  lcd.setCursor(0,0);
  lcd.write("Hora");
  lcd.setCursor(0,1);
  delay(5000);
  lcd.clear();
  pinMode(Led,OUTPUT);
   }
  void loop () {
    DateTime now = RTC.now();
  hora=(now.H(),DEC);
  minutos=(now.M(),DEC);
  segundos=(now.S(),DEC);
               Serial.print(now.H(), DEC)
    Serial.print(':');
    Serial.print(now.M(), DEC);
    Serial.print(':');
    Serial.print(now.S(), DEC);
    Serial.println();
    lcd.clear();
  lcd.setCursor(0,1);
  lcd.print(now.H(), DEC);
  lcd.setCursor(2,1);
  lcd.print(":");
  lcd.setCursor(3,1);
  lcd.print(now.M(), DEC);
  lcd.setCursor(5,1);
  lcd.print(":");
  lcd.setCursor(6,1);
  lcd.print(now.S(), DEC);
    if (now.second()==3||now.second()==13||now.second()==23
  ||now.second()>=30 && now.second()<=39
  ||now.second()==43||now.second()==53)
  {
    digitalWrite(pinLed,HIGH);
  }
  delay(1000);
}