#include <LiquidCrystal.h>

int RS = 11;
int EN = 10;
int D0 = 9;
int D1 = 8;
int D2 = 7;
int D3 = 6;
int D4 = 5;
int D5 = 4;
int D6 = 3;
int D7 = 2;

// LiquidCrystal lcd(RS, EN, D0, D1, D2, D3, D4, D5, D6, D7);
LiquidCrystal lcd(RS, EN, D4, D5, D6, D7);

byte smiley[8] = {
  0b00000,
  0b00000,
  0b10001,
  0b00000,
  0b00000,
  0b10001,
  0b01110,
  0b00000,
};

byte arrow[8] = {
  0b00000,
  0b00010,
  0b00001,
  0b01111,
  0b00001,
  0b00010,
  0b00000,
  0b00000,
};

void setup() {
  lcd.begin(16,2);
  
  lcd.print("Hello World!");
  lcd.createChar(0, smiley);
  lcd.createChar(1, arrow);
  lcd.setCursor(0,1);
  lcd.write(byte(0));


  delay(1000);
  lcd.clear();
}

void loop() {
  lcd.setCursor(0,0);
  lcd.print("Counter");
  lcd.setCursor(0,1);
  lcd.write(byte(1));

  for (int i=0; i<10; i++) {
    lcd.setCursor(2,1);
    lcd.print(i);
    delay(1000);
  }

  lcd.clear();
  delay(1000);
}