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

#define bMN 3                  // Tombol setting sesuaikan dengan PIN di arduino anda mana  klo ini terhubung dengan PIN 3 Digital
#define bUP 4             // Tombol OK sesuaikan dengan PIN di arduino anda mana  klo ini terhubung dengan PIN 5 Digital
#define bDN 2         //tombol setting   sesuaikan dengan PIN di arduino anda mana  klo ini terhubung dengan PIN 4 Digital
#define bEX 5
#define relay 7

int jamON;
int menitON;
int jamOFF;
int menitOFF;

int status;

RTC_DS1307 rtc;
LiquidCrystal_I2C lcd(0x27, 16, 2);

char daysOfTheWeek[7][12] = {"Sunday", "Monday", "Tuesday", "Wednesday", "Thursday", "Friday", "Saturday"};
char monthsOfTheYear[12][4] = {"JAN", "FEB", "MAR", "APR", "MAY", "JUN", "JUL", "AUG", "SEP", "OCT", "NOV", "DEC"};
char dOfTheWeek[7][4] = { "Min", "Sen", "Sel", "Rab", "Kam", "Jum", "Sab"};
char setphase = 0;
char setpos = 0;


DateTime now;
void setup () {
  lcd.backlight();
  pinMode(bMN, INPUT_PULLUP);                                 // Mode Pin Sebagai Input dengan Pull Up Internal
  pinMode(bUP, INPUT_PULLUP);                                    // Mode Pin Sebagai Input dengan Pull Up Internal
  pinMode(bDN, INPUT_PULLUP);
  pinMode(bEX, INPUT_PULLUP);
  pinMode(relay, OUTPUT);                                       //output

  Wire.begin();


  //Serial.begin(9600);
  lcd.begin(16, 2);
  lcd.clear();
  if (! rtc.begin()) {
    Serial.println("Couldn't find RTC");
    while (1);
  }

}


void loop () {
  if  (menu == 0) {
    while (menu == 0) (
if (digitalRead(bMN) == LOW)

    )




  }

if (!setphase) {
    now = rtc.now();

    // following line sets the RTC to the date & time this sketch was compiled
    // rtc.adjust(DateTime(F(__DATE__), F(__TIME__)));
    // This line sets the RTC with an explicit date & time, for example to set
    // January 21, 2014 at 3am you would call:
    //rtc.adjust(DateTime(2017, 12, 2, 15, 2, 0));
}
int jam = now.hour ();
  int menit = now.minute ();
  int tanggal = now.day ();
  int bulan  = now.month();
  int tahun   = now.year();
  int detik = now.second();

  char hari = dOfTheWeek[now.dayOfTheWeek()];

 lcd.setCursor(0, 0);

  lcd.print(dOfTheWeek[now.dayOfTheWeek()]);
  lcd.print(",");
  lcd.print(tens(tanggal), DEC);
  lcd.print(units(tanggal), DEC);

  lcd.print("-");
  lcd.print(tens(bulan), DEC);
  lcd.print(units(bulan), DEC);
  lcd.print("-");
  lcd.print(tahun);

  lcd.setCursor(0, 1);
  lcd.print(tens(jam), DEC);
  lcd.print(units(jam), DEC);
  lcd.print(":");
  lcd.print(tens(menit), DEC);
  lcd.print(units(menit), DEC);
  lcd.print(":");
  lcd.print(tens(detik), DEC);
  lcd.print(units(detik), DEC);

}

char tens(int n) {
  return (n / 10) % 10;
}

char units(int n) {
  return n % 10;
}