// LCD1602 to Arduino Uno connection example

#include <LiquidCrystal.h>

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

void setup() {
  lcd.begin(16, 2);
  // you can now interact with the LCD, e.g.:
  lcd.print("Hello!");
}

void loop() {
  // ...
  delay(2000); //Programm wartet 2 sec.
  lcd.clear();
  lcd.print("Bye!");
  lcd.setCursor(0,1);
  lcd.print("See Ya!");
  delay(2000);
  lcd.clear();
  lcd.print("Hello!");
  lcd.setCursor(0,1);
  lcd.print("How are u?");
}