#include <LiquidCrystal_I2C.h>
LiquidCrystal_I2C lcd(0x27, 16, 2);
int potPoin = A0;
int delayTime = 0;

void setup() {
  Serial.begin(9600);
    lcd.init(); 
      lcd.backlight();
        lcd.setCursor(0,0);
          lcd.print("Muhammad farizi ");
            lcd.setCursor(0,1);
              lcd.print("INFORMATIKA SMAN 112 JKT");
              }
              void loop() {
              int potValue = analogRead(potPoin);
              delayTime = map (potValue, 0, 1023, 100, 1000);

              for (int i = 0; i<16; i++) {
                lcd.scrollDisplayLeft();
                  delay(delayTime);
                  }
                  }