#include<LiquidCrystal_I2C.h>
LiquidCrystal_I2C lcd (0x27, 16, 2);

void setup() {
  lcd.init();
  lcd.backlight();
  pinMode(A0, INPUT);
  pinMode(8, OUTPUT);
}

void loop() {
  int analog = analogRead(A0);
  int pwm = map (analog, 0, 1023, 0, 100);
  analogWrite(8, pwm);
  lcd.clear();
  lcd.setCursor(0,0);
  lcd.print("Persentase : ");
  lcd.setCursor(0,1);
  lcd.print(pwm); lcd.print("%");
  delay(100);
}