#include <LiquidCrystal_I2C.h>

LiquidCrystal_I2C lcd(0x27, 16, 2);  // Set the LCD address to 0x27 for a 16 characters and 2-line display

// Define custom characters
byte Heart[8] = { 
  0b00000,
  0b01110,
  0b10101,
  0b11111,
  0b10101,
  0b01110,
  0b00000,
  0b00000
};

byte Bell[8] = {
  0b00000,
  0b01010,
  0b00000,
  0b10001,
  0b01110,
  0b00000,
  0b00000,
  0b00000
};

byte Alien[8] = {
  0b11111,
  0b10101,
  0b11111,
  0b11111,
  0b01110,
  0b01010,
  0b11011,
  0b00000
};

byte Check[8] = {
  0b00000,
  0b00001,
  0b00011,
  0b10110,
  0b11100,
  0b01000,
  0b00000,
  0b00000
};

byte Speaker[8] = {
  0b00001,
  0b00011,
  0b01111,
  0b01111,
  0b01111,
  0b00011,
  0b00001,
  0b00000
};

byte Sound[8] = {
  0b00001,
  0b00011,
  0b00101,
  0b01001,
  0b01001,
  0b01011,
  0b11011,
  0b11000
};

byte Skull[8] = {
  0b00000,
  0b01110,
  0b10101,
  0b11011,
  0b01110,
  0b01110,
  0b00000,
  0b00000
};

byte Lock[8] = {
  0b01110,
  0b10001,
  0b10001,
  0b11111,
  0b11011,
  0b11011,
  0b11111,
  0b00000
};

void setup() {
  lcd.init();         // Initialize the LCD
  lcd.backlight();    // Turn on the backlight

  // Create custom characters
  lcd.createChar(0, Heart);
  lcd.createChar(1, Bell);
  lcd.createChar(2, Alien);
  lcd.createChar(3, Check);
  lcd.createChar(4, Speaker);
  lcd.createChar(5, Sound);
  lcd.createChar(6, Skull);
  lcd.createChar(7, Lock);

  lcd.clear();        // Clear the LCD screen

  lcd.print("Custom Character");  // Print a message on the LCD
}

void loop() {
  // Print all the custom characters
  lcd.setCursor(0, 1);
  lcd.write(0);

  lcd.setCursor(2, 1);
  lcd.write(1);

  lcd.setCursor(4, 1);
  lcd.write(2);

  lcd.setCursor(6, 1);
  lcd.write(3);

  lcd.setCursor(8, 1);
  lcd.write(4);

  lcd.setCursor(10, 1);
  lcd.write(5);

  lcd.setCursor(12, 1);
  lcd.write(6);

  lcd.setCursor(14, 1);
  lcd.write(7);
}