#include <LiquidCrystal_I2C.h>
const int sliderPin = A0;

LiquidCrystal_I2C lcd(0x27, 16, 2);

int data_slider = 0;

void setup() {
  pinMode(sliderPin, INPUT);
  lcd.init();
  lcd.backlight();
  lcd.setCursor(0, 0);
  lcd.print(" SISTEM UJICOBA ");
  lcd.setCursor(0, 1);
  lcd.print(" ANALOG SERIAL. ");
  delay(1000);
  lcd.clear();
  lcd.print("  NILAI SERIAL  ");
}

void loop() {
  data_slider = analogRead(sliderPin);
  //data_slider = map(data_slider, 0, 1023, 0, 255);
  //analogWrite(ledPin_PWM,data_slider);
  lcd.setCursor(6, 1);
  lcd.print(data_slider);
  lcd.print("  ");
  delay(1000);
}