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

const byte ROWS = 4;
const byte COLS = 4;
char keys[ROWS][COLS] = {
  {'1','2','3','A'},
  {'4','5','6','B'}
  {'7','8','9','C'}
  {'*','0','#','D'}
};
byte rowPins[ROWS] = {13, 12, 14, 27};

byte colPins[COLS] = {26, 27, 33, 32};

Keypad keypad = Keypad( makeKeymap(keys), rowPins, colPins, ROWS, COLS);

LiquidCrystal_I2C lcd(0x27, 28,4);

void setup() {
  // put your setup code here, to run once:
  Serial.begin(115200);
  Serial.println("Hello, ESP32!");

  lcd.init();
  lcd.backlight();
  lcd.setCursor(0,0);
  lcd.print("Keypad dan LCD 12C";
  lcd.setCursor(0,1));
  lcd.print("Silahkan masukan tombol")
}

void loop() {
  char key = keypad.getKey();
  if (key) {
    lcd.clear();
    lcd.setCursor(0,0);
    lcd.print("tombol ditekan:");
    lcd.setCursor(0,1);
    lcd.print();
  }
    // put your main code here, to run repeatedly:
  delay(10); // this speeds up the simulation
}
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