#define leds0 2
#define leds1 3
#define leds2 4
#define leds3 5

//portas array
int ledsA[4] = {2,3,4,5};
#include <LiquidCrystal.h> 
LiquidCrystal lcd(7,8,9,10,11,12);

//milli
unsigned long int valorM0 = 0; //valor limites de milisegundos
unsigned long int valorM1 = 0;
unsigned long int valorM2 = 0;
unsigned long int valorM3 = 0;
unsigned long int lcdScr = 0;
boolean MillB0 = LOW; //boleano para desligar e ligar leds
boolean MillB1 = LOW;
boolean MillB2 = LOW;
boolean MillB3 = LOW;

unsigned long int potenc = 0;

//Aqui vai todos os carcteres especiais.
//==================================================================
byte PinEC[8] = { //Cima
  B00001,
  B00011,
  B00111,
  B00001,
  B00011,
  B00111,
  B01111,
  B00011
};
byte PinEB[8] = { //Baixo
  B00111,
  B01111,
  B11111,
  B00001,
  B00001,
  B00001,
  B00001,
  B00001
};
byte PinDC[8] = { //Cima
  B10000,
  B11000,
  B11100,
  B10000,
  B11000,
  B11100,
  B11110,
  B11000
};
byte PinDB[8] = { //Baixo
  B11100,
  B11110,
  B11111,
  B10000,
  B10000,
  B10000,
  B10000,
  B10000
};

void setup() {
  for(int i = 0; i<7; i++)
  {
    pinMode(ledsA[i],OUTPUT);
    pinMode(leds1,OUTPUT);
    pinMode(leds2,OUTPUT);
    pinMode(leds3,OUTPUT);

  //DigitalWrite
    digitalWrite(ledsA[i], LOW);
    digitalWrite(leds1, LOW);
    digitalWrite(leds2, LOW);
    digitalWrite(leds3, LOW);
  }
  pinMode(A0, INPUT);

  //LCD
  Serial.begin(9600);
  lcd.begin(16,2);

  lcd.createChar(0, PinEC);
  lcd.createChar(1, PinEB);
  lcd.createChar(2, PinDC);
  lcd.createChar(3, PinDB);

  lcd.setCursor(0,0);
  lcd.write((byte)0);//
  lcd.setCursor(0,1);
  lcd.write((byte)1);//
  lcd.setCursor(1,0);
  lcd.write((byte)2);//
  lcd.setCursor(1,1);
  lcd.write((byte)3);//
  
  lcd.setCursor(14,0);
  lcd.write((byte)0);//
  lcd.setCursor(14,1);
  lcd.write((byte)1);//
  lcd.setCursor(15,0);
  lcd.write((byte)2);//
  lcd.setCursor(15,1);
  lcd.write((byte)3);//
  
  //Nome Natal
  lcd.setCursor(5,0);
  lcd.print("FELIZ");//
  lcd.setCursor(5,1);
  lcd.print("NATAL!");//

  lcd.setCursor(25,0);
  lcd.print("MERRY");//
  lcd.setCursor(23,1);
  lcd.print("CHRISTMAS!");//

  //Criar caracteres especiais.


}


void loop() {

    //leds
    for(int v=0; v<7; v++)
      {
        if(millis() - valorM0 >= 900){
        valorM0 = random(millis());
        random(ledsA[v]);
        digitalWrite(ledsA[v], MillB0);
        MillB0 = !MillB0;
      }
    }



    //LCD
    if(millis()- lcdScr >= 300)
    {
    lcdScr = millis();

    lcd.scrollDisplayLeft();
    }

    //Potenciometro. Controle de Luz
    potenc = analogRead(A0);
    analogWrite(6, byte(potenc/4));
}