/*
  by R. Jordan Kreindler
  August 8, 2020
  happyemoji
*/

#include <Wire.h>

#include <LiquidCrystal_I2C.h>
LiquidCrystal_I2C lcd(0x27, 16, 2); // set the LCD address to 0x27 for a 16 chars and 2 line display

byte happyemoji[] = { // Setup custom character in matrix
  B00000,
  B11011,
  B11011,
  B00100,
  B00100,
  B10001,
  B10001,
  B01110
};

int delay1 = 150; // Set delay, so custom character can be seen printing

void setup() {
  lcd.init(); // Initilize the LCD
  lcd.backlight(); // Turn the LCD backlight On
  lcd.createChar(0, happyemoji); // Create custom character and assign to zero (0).
  // Can use values zero (0) through seven (7). That is, eight custom characters.
}

void loop() {
  lcd.setCursor(0, 0); // Set cursor at 1st line (line zero (0)) at position zero (0)
  lcd.print("Custom Character"); // Display "Custom Character" on 1st line of LCD

  for (int i = 0; i <= 15; i++) { // Set loop to display custom character in all positions on 2nd line
    lcd.setCursor(i, 1); // Set cursor on 2nd line (line one (1)) at position i
    lcd.write(0); // Display the custom character on 2nd line of LCD
    delay(delay1); // Add delay so custom characters can be seen displayed
  }

  lcd.clear(); // Clear the LCD so we can start again
}