#include <Wire.h>
#include <LiquidCrystal_I2C.h>
LiquidCrystal_I2C lcd(0x27, 2, 1, 0, 4, 5, 6, 7, 3, POSITIVE);

byte ciuchcia1[8] = {
  B01010,
  B01011,
  B01101,
  B01001,
  B11111,
  B11111,
  B00100,
};

byte ciuchcia2[8] = {
  B01001,
  B11111,
  B10101,
  B10101,
  B11111,
  B11111,
  B10010,
};

byte ciuchcia3[8] = {
  B00100,
  B11111,
  B10001,
  B10001,
  B11111,
  B11111,
  B01001,
};

byte wagonik1[8] = {
  B10001,
  B11111,
  B11111,
  B10101,
  B10101,
  B11111,
  B01010,
};

byte wagonik2[8] = {
  B00010,
  B11111,
  B10001,
  B10001,
  B11111,
  B11111,
  B01001,
};


byte wagonik3[8] = {
  B00000,
  B11100,
  B10111,
  B10111,
  B11111,
  B11111,
  B01010,
};


void setup()
{
lcd.begin(16,1);                //inicjacja LCD
  /*
//****************************************************
  for(int i = 0; i< 3; i++)     // pętla mrugania podświetlania na starcie
  {
    lcd.backlight();
    delay(100);
    lcd.noBacklight();
    delay(100);
  }
//****************************************************

  lcd.backlight();              //właczenie podświetlania

delay(100);

 lcd.createChar(0, ciuchcia1);    //tworzenie znaków składających się na pociąg
 lcd.createChar(1, ciuchcia2);
 lcd.createChar(2, ciuchcia3);
 lcd.createChar(3, wagonik1);
 lcd.createChar(4, wagonik2);
 lcd.createChar(5, wagonik3);

lcd.display();
lcd.setCursor(0,0);

  lcd.write(byte(0));   //parowozik
  lcd.write(byte(1));
  lcd.write(byte(2));

  lcd.write(byte(3));   //wagonik
  lcd.write(byte(4));
  lcd.write(byte(5));

  lcd.write(byte(3));   //wagonik
  lcd.write(byte(4));
  lcd.write(byte(5));

  lcd.write(byte(3));   //wagonik
  lcd.write(byte(4));
  lcd.write(byte(5));

  lcd.write(byte(3));   //wagonik
  lcd.write(byte(4));
  lcd.write(byte(5));
*/

lcd.print("-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.");
}

void loop() //pętla główna
{
  delay (200);
  lcd.scrollDisplayLeft ();
}