#include <Wire.h>
#include <LiquidCrystal_I2C.h>
#include <Keypad.h>
// Setup LCD
LiquidCrystal_I2C lcd(0x27, 16, 2); // Alamat I2C untuk LCD
// Setup Keypad
const byte ROWS = 4; // Empat baris
const byte COLS = 4; // Empat kolom
char keys[ROWS][COLS] = {
{'1', '2', '3', 'A'},
{'4', '5', '6', 'B'},
{'7', '8', '9', 'C'},
{'*', '0', '#', 'D'}
};
byte rowPins[ROWS] = {A0, A1, A2, A3}; // Baris
byte colPins[COLS] = {8, 9, 10, 11}; // Kolom
Keypad keypad = Keypad(makeKeymap(keys), rowPins, colPins, ROWS, COLS);
// LED pins
const int ledPins[4] = {2, 3, 4, 5};
const int ledWrong = 7;
const int ledCorrect = 6;
int randomNum;
char userGuess; // Variabel untuk menyimpan tebakan pengguna
void setup() {
// Initialize LCD
lcd.init();
lcd.backlight();
// Initialize LED pins
for (int i = 0; i < 4; i++) {
pinMode(ledPins[i], OUTPUT);
}
pinMode(ledWrong, OUTPUT);
pinMode(ledCorrect, OUTPUT);
// Display initial message
lcd.setCursor(3, 0);
lcd.print("Game Tebak");
lcd.setCursor(5, 1);
lcd.print("Biner");
delay(2000);
lcd.clear();
// Generate random number from 0 to 9
randomNum = random(0, 10);
displayBinary(randomNum);
lcd.setCursor(3, 0);
lcd.print("Ayo Tebak!");
}
void loop() {
char key = keypad.getKey();
if (key) {
// Validasi input dari keypad
if (key >= '0' && key <= '9') {
// Simpan tebakan
userGuess = key;
lcd.clear();
lcd.setCursor(0, 0);
lcd.print("Tebakan: ");
lcd.print(userGuess); // Tampilkan tebakan
}
if (key == '#') {
// Tombol enter ditekan
lcd.clear();
lcd.setCursor(0, 0);
// Logika penilaian
if (userGuess == (randomNum + '0')) {
digitalWrite(ledCorrect, HIGH);
lcd.print("Tebakan Benar!");
delay(2000);
runningText("Tebakan Benar!");
} else {
digitalWrite(ledWrong, HIGH);
lcd.print("Tebakan Salah!");
delay(2000);
runningText("Tebakan Salah!");
}
// Reset LED
digitalWrite(ledCorrect, LOW);
digitalWrite(ledWrong, LOW);
delay(1000);
// Persiapkan permainan baru
randomNum = random(0, 10); // Generate random number again
displayBinary(randomNum);
lcd.clear();
lcd.setCursor(3, 0);
lcd.print("Ayo Tebak!"); // Show prompt for next guess
}
}
}
void displayBinary(int num) {
for (int i = 0; i < 4; i++) {
int bit = (num >> (3 - i)) & 1; // Mengambil bit biner
digitalWrite(ledPins[i], bit); // Menyalakan LED sesuai bit
}
}
void runningText(const char *message) {
for (int i = 0; message[i] != '\0'; i++) {
lcd.clear();
lcd.setCursor(0, 0);
lcd.print(message + i); // Tampilkan dari posisi i
delay(500); // Kecepatan running text
if (message[i + 1] == '\0') {
i = -1; // Reset loop jika mencapai akhir pesan
break;
}
}
}