Clock.ino

#include <SPI.h>
#include <dht.h>
dht DHT;
#define DHT22_PIN 8

#include <DS1307RTC.h>
#include <Time.h>
#include <Wire.h>
#include <LiquidCrystal.h>

LiquidCrystal lcd1(12, 11, 5, 4, 3, 2);
LiquidCrystal lcd2(12, 10, 5, 4, 3, 2);

byte D[8]={30,27,27,27,27,27,30,0};
byte A[8]={14,27,27,31,27,27,27,0};
byte T[8]={31,31,4,4,4,4,4,0};
byte E[8]={31,24,24,30,24,24,31,0};
byte heart[8]={0,10,31,31,14,4,0,0};
byte heart2[8]={0,0,10,31,31,14,4,0};

int coracao = 1;

// 61 days on 20 may
// days in may = 31, june = 30, july 20

int cdown = 0;


float temperatura;
float umidade;



void setup() {
  lcd1.begin(16, 2);
  lcd2.begin(16, 2);
  
  lcd1.createChar(1, D);
  lcd1.createChar(2, A);
  lcd1.createChar(3, T);
  lcd1.createChar(4, E);
  lcd2.createChar(5, heart);
  lcd2.createChar(6, heart2);
}

void loop() {
  
  //---[TM]--//
  tmElements_t tm;
  int chk = DHT.read22(DHT22_PIN);
  
  umidade = DHT.humidity;
  temperatura = DHT.temperature;

  if (RTC.read(tm)) { 
    
      //CountDown-----------------------
      
  if(tm.Month == 5){ cdown = (31 + 20 + 30 - tm.Day);
  }
  
  else if(tm.Month == 6){
    cdown = (20 + 30 - tm.Day);
  }
  
  else if(tm.Month == 7){
    cdown = (20 - tm.Day);
  }
  
  //-------------------------

  //----[LCD 01]---------//
  
//  lcd1.print("Date: ");
  lcd1.write(1);
  lcd1.write(2);
  lcd1.write(3);
  lcd1.write(4);
  lcd1.print(": ");

  //Day
  if(tm.Day < 10){ lcd1.print("0"); lcd1.print(tm.Day); } else { lcd1.print(tm.Day); }
  lcd1.print("/");

  if(tm.Month < 10){ lcd1.print("0"); lcd1.print(tm.Month); } else { lcd1.print(tm.Month); }
  lcd1.print("/");

  lcd1.print(tmYearToCalendar(tm.Year));
  
  lcd1.setCursor(0, 1);
  lcd1.print("Time: ");
  
  //Hora
  if(tm.Hour < 10){ lcd1.print("0"); lcd1.print(tm.Hour); } else { lcd1.print(tm.Hour); }
  lcd1.print(":");
  
  //Minutos
  if(tm.Minute<10){ lcd1.print("0"); lcd1.print(tm.Minute); } else { lcd1.print(tm.Minute); }
  lcd1.print(":");
  
  //Segundo
  if(tm.Second<10){ lcd1.print("0"); lcd1.print(tm.Second); } else{ lcd1.print(tm.Second); }
  
  
  //----[LCD 02]---------//
  lcd2.print("T:");
  lcd2.print(temperatura);
  lcd2.print("C H:");
  lcd2.print(umidade);
  
  lcd2.setCursor(0, 1);
  lcd2.print("Countdown: ");
  
  lcd2.print(cdown);
  lcd2.print(" ");
  if(coracao == 1){
    lcd2.write(5);
    coracao = 2;
  }
  else {
    lcd2.write(6);
    coracao = 1;
  }
  
  lcd1.setCursor(0, 0);
  lcd2.setCursor(0, 0);


} else {
   if (RTC.chipPresent()) {
     Serial.println("The DS1307 is stopped.  Please run the SetTime");
     Serial.println("example to initialize the time and begin running.");
     Serial.println();
   } else {
     Serial.println("DS1307 read error!  Please check the circuitry.");
     Serial.println();
   }
   delay(9000);
}
  
  delay(400);
}