#include <Wire.h>
#include <LiquidCrystal_I2C.h>


LiquidCrystal_I2C lcd(0x27, 16, 2);  // Address LCD I2C 0x27, 16 kolom, 2 baris
int count = 0;
int buttonPin1 = 2; // Pin push button counter
int buttonPin2 = 3; // Pin push button reset
int lastButtonState1 = HIGH;
int lastButtonState2 = HIGH;
int buttonState1;
int buttonState2;
#define BEEP 1000,50 // Frekuensi buzzer

void setup() {
  lcd.init();                      // Inisialisasi koneksi LCD
  lcd.backlight();                 // Menghidupkan backlight LCD
  lcd.setCursor(0,0);
  lcd.print("Panjang:");
  lcd.setCursor(9,1);
  lcd.print(count);

  pinMode(buttonPin1, INPUT);
  pinMode(buttonPin2, INPUT);
  
}


void loop() {
  buttonState1 = digitalRead(buttonPin1);
  buttonState2 = digitalRead(buttonPin2);

  if (buttonState1 != lastButtonState1) {
    if (buttonState1 == LOW) {
      count++;
      lcd.setCursor(9,1);
      lcd.print(count * 10); // Menampilkan kelipatan 10
    }
    delay(50);
  }

  if (buttonState2 != lastButtonState2) {
    if (buttonState2 == LOW) {
      count = 0;
      lcd.setCursor(9,1);
      lcd.print("   cm");
    }
    delay(50);
  }

  lastButtonState1 = buttonState1;
  lastButtonState2 = buttonState2;
}