#include <LiquidCrystal.h>
const int rs = 13, en = 12, d4 = 11, d5 = 10, d6 = 9, d7 = 8;
LiquidCrystal lcd(rs, en, d4, d5, d6, d7);
int sensorPin = A0; 
int sensorValue = 0; 
void setup() {
    lcd.begin(16, 2);
  }
  
void loop() {
  lcd.setCursor(1, 1);
  lcd.print("    ");
  sensorValue = analogRead(sensorPin);
  lcd.setCursor(0, 1);
  int hasil = map (sensorValue, 0, 1023, 0, 5000);
  lcd.print(hasil);
  lcd.setCursor (5, 1);
  lcd.print("mV");
  delay(100);
}