#include <LiquidCrystal_I2C.h>

#define I2C_ADDR    0x27
#define LCD_COLUMNS 20
#define LCD_LINES   4

LiquidCrystal_I2C lcd(I2C_ADDR, LCD_COLUMNS, LCD_LINES);

void setup() {
  // Init
  lcd.init();
  lcd.backlight();

  // Print something
  lcd.setCursor(2, 0);
  lcd.print("Politeknik TMKM");
  lcd.setCursor(6, 1);
  lcd.print("Cikampek");
  lcd.setCursor(1, 2);
  lcd.print("Teknik Elektronika");
  lcd.setCursor(5, 3);
  lcd.print("Semester 4");
}


void loop() {
 lcd.noDisplay();
 delay(1000);

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