#include <LiquidCrystal_I2C.h>

LiquidCrystal_I2C lcd(0x27, 20, 4);

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


}

void loop() {
  R1(); R2(); R3(); R4();
  delay(20);
  R1(); R2(); R3(); R4();
  delay(20);
  R1(); R2(); R3(); R4();
  delay(20);
  R1(); R2(); R3(); R4();
  delay(20);
  lcd.clear();



}



void R1() {
  lcd.scrollDisplayRight();
  lcd.setCursor(0, 0);
  lcd.print("TEXT 1");

}


void R2() {
  lcd.scrollDisplayRight();
  lcd.setCursor(0, 1);
  lcd.print("TEXT 2");

}


void R3() {
  lcd.scrollDisplayRight();
  lcd.setCursor(0, 2);
  lcd.print("TEXT 3");

}


void R4() {
  lcd.scrollDisplayRight();
  lcd.setCursor(0, 3);
  lcd.print("TEXT 4");

}