DIY Clock Using By Arduino

 

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Password :- TechnicalidEas07

I2C

Code :- 

/*
 code started 

#define push1= 10;

#define push2= 11;

#define push3= 12;

#define buzzer= 13;
created by Technical idEas (YT)
chennal link :- https://youtube.com/c/TechnicalidEas07
diy clock  using by arduino
*/
#include <Wire.h>
#include<EEPROM.h>
#include <RTClib.h>
#include <LiquidCrystal_I2C.h>

LiquidCrystal_I2C lcd(0x27,20,4); 
RTC_DS1307 RTC;
int temp, inc, hours1, minut, add = 11;

int next = 10;
int INC = 11;
int set_mad = 12;

#define buzzer 13

int HOUR, MINUT, SECOND;

void setup()
{
  lcd.init();                      // initialize the lcd 
  lcd.init();
  // Print a message to the LCD.
  lcd.backlight();
  Wire.begin();
  RTC.begin();
  lcd.begin(16, 2);
  pinMode(INC, INPUT);
  pinMode(next, INPUT);
  pinMode(set_mad, INPUT);
  pinMode(buzzer, OUTPUT);
  digitalWrite(next, HIGH);
  digitalWrite(set_mad, HIGH);
  digitalWrite(INC, HIGH);
  digitalWrite(buzzer, LOW);
  lcd.setCursor(0, 0);
  lcd.print("     SAMRAT");
  delay(2000);

  if (!RTC.isrunning())
  {
    RTC.adjust(DateTime(__DATE__, __TIME__));
  }
}

void loop()
{
  int temp = 0, val = 1, temp4;
  DateTime now = RTC.now();
  if (digitalRead(set_mad) == 0)
  {
    lcd.setCursor(0, 0);
    lcd.print("  Set Alarm  ");
    delay(2000);
    defualt();
    time();
    delay(1000);
    lcd.clear();
    lcd.setCursor(0, 0);
    lcd.print("  Alarm Time ");
    lcd.setCursor(0, 1);
    lcd.print(" Has Been Set  ");
    delay(2000);
  }
  lcd.clear();
  lcd.setCursor(0, 0);
  lcd.print("Time:");
  lcd.setCursor(6, 0);
  lcd.print(HOUR = now.hour(), DEC);
  lcd.print(":");
  lcd.print(MINUT = now.minute(), DEC);
  lcd.print(":");
  lcd.print(SECOND = now.second(), DEC);
  lcd.setCursor(0, 1);
  lcd.print("Date: ");
  lcd.print(now.day(), DEC);
  lcd.print("/");
  lcd.print(now.month(), DEC);
  lcd.print("/");
  lcd.print(now.year(), DEC);
  match();
  delay(200);
}

void defualt()
{
  lcd.setCursor(0, 1);
  lcd.print(HOUR);
  lcd.print(":");
  lcd.print(MINUT);
  lcd.print(":");
  lcd.print(SECOND);
}

void time()
{
  int temp = 1, minuts = 0, hours = 0, seconds = 0;
  while (temp == 1)
  {
    if (digitalRead(INC) == 0)
    {
      HOUR++;
      if (HOUR == 24)
      {
        HOUR = 0;
      }
      while (digitalRead(INC) == 0);
    }
    lcd.clear();
    lcd.setCursor(0, 0);
    lcd.print("Set Alarm Time ");
    //lcd.print(x);
    lcd.setCursor(0, 1);
    lcd.print(HOUR);
    lcd.print(":");
    lcd.print(MINUT);
    lcd.print(":");
    lcd.print(SECOND);
    delay(100);
    if (digitalRead(next) == 0)
    {
      hours1 = HOUR;
      EEPROM.write(add++, hours1);
      temp = 2;
      while (digitalRead(next) == 0);
    }
  }

  while (temp == 2)
  {
    if (digitalRead(INC) == 0)
    {
      MINUT++;
      if (MINUT == 60)
      {
        MINUT = 0;
      }
      while (digitalRead(INC) == 0);
    }
    // lcd.clear();
    lcd.setCursor(0, 1);
    lcd.print(HOUR);
    lcd.print(":");
    lcd.print(MINUT);
    lcd.print(":");
    lcd.print(SECOND);
    delay(100);
    if (digitalRead(next) == 0)
    {
      minut = MINUT;
      EEPROM.write(add++, minut);
      temp = 0;
      while (digitalRead(next) == 0);
    }
  }
  delay(1000);
}

void match()
{
  int tem[17];
  for (int i = 11; i < 17; i++)
  {
    tem[i] = EEPROM.read(i);
  }
  if (HOUR == tem[11] && MINUT == tem[12])
  {
    beep();
    beep();
    beep();
    beep();
    lcd.clear();
    lcd.print("Wake Up....");
    lcd.setCursor(0, 1);
    lcd.print("Wake Up....");
    beep();
    beep();
    beep();
    beep();
  }

}
void beep()
{
  digitalWrite(buzzer, HIGH);
  delay(500);
  digitalWrite(buzzer, LOW);
  delay(500);
}