//YWROBOT
//Compatible with the Arduino IDE 1.0
//Library version:1.1
#include <Wire.h>
#include <LiquidCrystal_I2C.h>

#if defined(ARDUINO) && ARDUINO >= 100
#define printByte(args)  write(args);
#else
#define printByte(args)  print(args,BYTE);
#endif

uint8_t heart[8] = {0x0,0xa,0x1f,0x1f,0xe,0x4,0x0};
  
LiquidCrystal_I2C lcd(0x27,20,4);  // set the LCD address to 0x27 for a 16 chars and 2 line display

void setup()
{
  lcd.init();                      // initialize the lcd 
  lcd.backlight();
  
  lcd.createChar(3, heart);
  
  lcd.setCursor(0, 0);
  lcd.print("Let world declare...");
  lcd.setCursor(1, 1);
  lcd.print("I ");
  lcd.printByte(3);
  lcd.print(" nda!");
  lcd.setCursor(2, 2);
  lcd.print("AI'll always");
  lcd.setCursor(3, 3);
  lcd.printByte(3);
  lcd.print(" Linda!");
  delay(5000);
  displayKeyCodes();
  
}

// display all keycodes
void displayKeyCodes(void) {
  uint8_t i = 0;
    delay(4000);
  }

void loop()
{

}