Arduino LCD 2004 DS3231 Slim Big Font

 

Arduino - Code:

//***************************************************//
//                                                   //
//   Ceas cu Big Font - Slim - LCD2004  V-1, 2o21    //
//                                                   //
//   https://crisselectronicprojects.blogspot.com/   //
//                                                   //
//***************************************************//

//~~~~~~~~~~~~~~~~~~~~~~~~~~ Biblioteci necesare ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
#include "LiquidCrystal.h";    // Biblioteca LCD
#include "RTClib.h"           // Biblioteca RTC-Ceas
//~~~~~~~~~~~~~~~~~~~~ Variabila pentru afisare luna ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
const char* Months[] =
{"Dec", "Ian", "Feb", "Mar", "Apr", "Mai", "Iun", "Iul", "Aug", "Sep", "Oct", "Nov" };

//~~~~~~~~~~~~~~~~~~~~ Variabile pentru meniu Ceas ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
int ora;
int minut;
int secunda;
int x = 0;

// cele 8 caractere care formează fiecare segment al numerelor personalizate
byte DN[8] = {B11111, B11011, B11011, B11011, B11011, B11011, B11011, B11011};
byte UP[8] = {B11011, B11011, B11011, B11011, B11011, B11011, B11011, B11111};
byte UN[8] = {B00011, B00011, B00011, B00011, B00011, B00011, B00011, B00011};
byte CI[8] = {B11111, B00011, B00011, B00011, B00011, B00011, B00011, B11111};
byte CN[8] = {B11111, B11000, B11000, B11000, B11000, B11000, B11000, B11111};
byte LI[8] = {B11111, B00011, B00011, B00011, B00011, B00011, B00011, B00011};
byte ON[8] = {B11111, B11011, B11011, B11011, B11011, B11011, B11011, B11111};
byte PC[8] = {0x00, 0x00, 0x00, 0x00, 0x06, 0x06, 0x00, 0x00};

//~~~~~~~~~~~~~~~~~ Definire pini pentru conectare la LCD ~~~~~~~~~~~~~~~~~~~~~~~
LiquidCrystal lcd (12,  //RS no digital 7
                   11,  //EN no digital 6
                   5,   //D4 no digital 5
                   4,   //D5 no digital 4
                   3,   //D6 no digital 3
                   2);  //D7 no digital 2

//Tipul de DS folosit la RTC Ceas
// RTC_DS1307 RTC;        
RTC_DS3231 RTC;

void setup()
{
  lcd.begin(20, 4);    // Initializare tip LCD 20x4 sau 16x4, 16x2

  if (! RTC.begin()) {
    Serial.println("Couldn't find RTC");
    RTC.adjust(DateTime(__DATE__, __TIME__));
    while (1);
  }

  //~~~~~~~~~~~~~~~~ Citire Valori din DS3231 pentru functionare ceas ~~~~~~~~~~~~~~
  DateTime now = RTC.now();
  now = RTC.now();
  ora = now.hour();
  minut = now.minute();
  secunda = now.second();

  //~~~~~~~~~~~~~~~~~ Crearea celor 8 caractere personalizate ~~~~~~~~~~~~~~~~~~~~~~
  lcd.createChar(1, DN);
  lcd.createChar(2, UP);
  lcd.createChar(3, UN);
  lcd.createChar(4, CI);
  lcd.createChar(5, CN);
  lcd.createChar(6, LI);
  lcd.createChar(7, ON);
  lcd.createChar(8, PC);

  lcd.setCursor(0, 0);
  lcd.print("CrissElectronic");
  lcd.setCursor(0, 1);
  lcd.print("Projects");
  lcd.setCursor(6, 3);
  lcd.print("Romania");
  delay(3000);
  lcd.clear();
}
//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
void loop()
{
  DateTime now = RTC.now();
  now = RTC.now();
  ora = now.hour();
  minut = now.minute();
  secunda = now.second();

  x = 12;
  afisare(ora / 10);
  x = x + 1;
  afisare(ora % 10);

  x = x + 1;
  custom2puncte();

  x = x + 1;
  afisare(minut / 10);
  x = x + 1;
  afisare(minut % 10);

  x = x + 1;
  custom2puncte();

  x = x + 1;
  afisare(secunda / 10);
  x = x + 1;
  afisare(secunda % 10);

// ~~~~~~~~~~~~~~~~~ Afisare DATA ziua/luna/anul ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  lcd.setCursor(0, 0);
  if (now.day() < 10)
    lcd.print(' ');
  lcd.print(now.day(), DEC);
  lcd.print('/');
  lcd.print(Months[now.month()]);
  lcd.print('/');
  lcd.print(now.year(), DEC);
// ~~~~~~~~~~~~~~~~ Afisare Temperatua - senzor intern DS3231 ~~~~~~~~~~~~~~~~~~
  lcd.setCursor(0, 3);
  lcd.print("Temp: ");
  lcd.print(RTC.getTemperature());
  lcd.print("'C");
  lcd.print(" ");
// ~~~~~~~~~~~~~~~ Afisare ziua din saptamana ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  lcd.setCursor(1, 1);
  int dayofweek = now.dayOfTheWeek();
  switch (dayofweek) {
    case 1:
      lcd.print("  Luni  ");
      break;
    case 2:
      lcd.print("  Marti ");
      break;
    case 3:
      lcd.print("Miercuri");
      break;
    case 4:
      lcd.print("  Joi   ");
      break;
    case 5:
      lcd.print(" Vineri ");
      break;
    case 6:
      lcd.print(" Sambata");
      break;
    case 0:
      lcd.print("Duminica");
      break;
  }
} // End loop

// ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
// ~~~~~~~~~~~~~~~~~ Crearea cifrelor personalizate ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
void custom0O() //
{ // ~~~~~~~~~~~~~~~~~~~ Cifra 0
  lcd.setCursor(x, 0);
  lcd.write(1);
  lcd.setCursor(x, 1);
  lcd.write(2);
}
// ~~~~~~~~~~~~~~~~~~~ Cifra 1
void custom1()
{
  lcd.setCursor(x, 0);
  lcd.write(3);
  lcd.setCursor(x , 1);
  lcd.write(3);
}
// ~~~~~~~~~~~~~~~~~~~ Cifra 2
void custom2()
{
  lcd.setCursor(x, 0);
  lcd.write(4);
  lcd.setCursor(x, 1);
  lcd.write(5);
}
// ~~~~~~~~~~~~~~~~~~~ Cifra 3
void custom3()
{
  lcd.setCursor(x, 0);
  lcd.write(4);
  lcd.setCursor(x, 1);
  lcd.write(4);
}
// ~~~~~~~~~~~~~~~~~~~ Cifra 4
void custom4()
{
  lcd.setCursor(x, 0);
  lcd.write(2);
  lcd.setCursor(x, 1);
  lcd.write(6);
}
// ~~~~~~~~~~~~~~~~~~~ Cifra 5
void custom5()
{
  lcd.setCursor(x, 0);
  lcd.write(5);
  lcd.setCursor(x, 1);
  lcd.write(4);
}
// ~~~~~~~~~~~~~~~~~~~ Cifra 6
void custom6()
{
  lcd.setCursor(x, 0);
  lcd.write(5);
  lcd.setCursor(x, 1);
  lcd.write(7);
}
// ~~~~~~~~~~~~~~~~~~~ Cifra 7
void custom7()
{
  lcd.setCursor(x, 0);
  lcd.write(6);
  lcd.setCursor(x , 1);
  lcd.write(3);

}
// ~~~~~~~~~~~~~~~~~~~ Cifra 8
void custom8()
{
  lcd.setCursor(x, 0);
  lcd.write(7);
  lcd.setCursor(x, 1);
  lcd.write(7);
}
// ~~~~~~~~~~~~~~~~~~~ Cifra 9
void custom9()
{
  lcd.setCursor(x, 0);
  lcd.write(7);
  lcd.setCursor(x, 1);
  lcd.write(4);
}
// ~~~~~~~~~~~~~~~~~~~ Doua puncte
void custom2puncte()
{
  lcd.setCursor(x, 0);
  lcd.write(8);
  lcd.setCursor(x, 1);
  lcd.write(8);
}

// ~~~~~~~~~~~~~~~~ Subrutina de afisare a numerelor ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
void afisare(int numar)
{
  switch (numar)
  {
    case 0:
      custom0O();
      break;

    case 1:
      custom1();
      break;

    case 2:
      custom2();
      break;

    case 3:
      custom3();
      break;

    case 4:
      custom4();
      break;

    case 5:
      custom5();
      break;

    case 6:
      custom6();
      break;

    case 7:
      custom7();
      break;

    case 8:
      custom8();
      break;

    case 9:
      custom9();
      break;
  }
}// ~~~~~~~~~~~~~~~~~~ Sfarsit Program ~~~~~~~~~~~~~~~~~~
// ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

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http://nicuflorica.blogspot.com/

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