// LCD1602 to Arduino Uno connection example

#include <LiquidCrystal.h>

// When you initialize the LiquidCrystal library in your code, 
// you need to pass the pin numbers to the constructor.

LiquidCrystal lcd(12, 11, 10, 9, 8, 7);

uint8_t heart[8] = {
  0b00000,
  0b01010,
  0b11111,
  0b11111,
  0b11111,
  0b01110,
  0b00100,
  0b00000,
};

void setup() {
  // put your setup code here, to run once:
  lcd.createChar(3, heart);
  lcd.begin(16, 2);
  lcd.print("  I \x03 Arduino");

}

void loop() {
  // put your main code here, to run repeatedly:
  uint8_t heart2[8] = {0};
  for (int i = 0; i < 8; i++) {
    heart2[i] = heart[i];
    lcd.createChar(3, heart2);
    delay(100);
  }
  delay(500);
}