#include <Wire.h>
#include <LiquidCrystal_I2C.h>

int kolom = 16;
int baris = 2;

LiquidCrystal_I2C lcd(0x27, 16, 2);  

String Text = "Selamat Datang";
String Text1 = "Universitas Amikom Yogyakarta";

void runningText(int baris, String a, int delay1, int kolom){
  for(int i = kolom; i > 0; i--){
    a = " " + a;  
  } 
  a = a + " "; 
  for (int j = a.length(); j >= 0; j--) {
    lcd.setCursor(0, baris);
    lcd.print(a.substring(j, j + kolom));
    delay(delay1);
  }
}

void runningText1(int baris, String b, int delay1, int kolom) {
  for (int i = 0; i < kolom; i++) {
    b = " " + b;  
  } 
  b = b + " "; 
  for (int j = 0; j < b.length(); j++) {
    lcd.setCursor(0, baris);
    lcd.print(b.substring(j, j + kolom));
    delay(delay1);
  }
}

void setup(){
  lcd.init();                      
  lcd.backlight();
}

void loop(){
  runningText(0, Text, 100, kolom);
  runningText1(1, Text1, 100, kolom);
}