Arduino 記憶遊戲 ( Arduino Memory Game )

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硬體電路：

按鈕接在 D2、D3、D4
蜂鳴器接在 D6
LED接在 D7、D8、D9

硬體材料：
1. Arduino UNO R3 板子 x 1
2. 麵包板 x 1
3. LED燈 x 3，任意顏色
4. 杜邦線公對公 x 13
5. 220歐姆電阻 x 4
6. 按鈕 x 3
7. 10K歐姆電阻 x 3
8. 蜂鳴器 x 1

完成圖：

Arduino IDE 程式碼：

	/*
	* 程式碼參考來源 https://github.com/SJHOne/MintDuino-Repeat-After-Me-Game
	*/
	#define BUTTON_BASE 2 // 按鈕腳位 2 ~ 4
	#define BUZZER_PIN 6 // 蜂鳴器腳位 6
	#define LED_BASE 7 // LED 腳位 7 ~ 9
	#define WINSTATE 12 // 在一回合中，最多需要回答 12 次的聲音頻率，須為 4 的倍數
	#define RESPONSETIME 3000 // 每回合中，回答每個聲音頻率之間的等待時間
	int band = WINSTATE / 4; // 遊戲結束後，判斷等級用
	int turn = 0; // 每回合需要回的聲音頻率次數
	int input1 = LOW; // 按鈕一按下的狀態
	int input2 = LOW; // 按鈕一按下的狀態
	int input3 = LOW; // 按鈕一按下的狀態
	int counter = 0; // 目前等了多久時間
	int beepdelay = 200;
	int pausedelay = 100;
	int randomArray[100]; //Intentionally long to store up to 100 inputs (doubtful anyone will get this far)
	int tonearray[3];
	void ProcessSingleOutput(int value);
	void playTone(int tone, int duration);
	void fail(int correct);
	void FlashAll();
	///////////////////////////////////////////////////////////////////////////
	void setup() {
	Serial.begin(9600);
	pinMode(BUZZER_PIN, OUTPUT);
	tonearray[0] = 1915;
	tonearray[1] = 1519;
	tonearray[2] = 1275;
	for (int f = 0; f < 3; f++)
	{
	pinMode(LED_BASE + f, OUTPUT);
	pinMode(BUTTON_BASE+ f, INPUT);
	digitalWrite(BUTTON_BASE+ f, HIGH); // turn on pullup resistors
	ProcessSingleOutput(f+1);
	}
	randomSeed(analogRead(0)); // Added to generate "more randomness" with the randomArray for the output function
	delay(1000);
	}
	///////////////////////////////////////////////////////////////////////////
	void ProcessSingleOutput(int value)
	{
	value--;
	digitalWrite(LED_BASE + value, HIGH);
	playTone(tonearray[value], beepdelay); // Passes tone value and duration of the tone to the playTone function
	delay(beepdelay);
	digitalWrite(LED_BASE + value, LOW);
	delay(pausedelay);
	}
	///////////////////////////////////////////////////////////////////////////
	// function for generating the array to be matched by the player
	void output()
	{
	Serial.println("");
	Serial.print("Turn: ");
	Serial.println(turn);
	randomArray[turn] = random(1, 4); // Assigning a random number (1-3) to the randomArray[y], y being the turn count
	for (int x = 0; x <= turn; x++)
	{
	Serial.print(randomArray[x]);
	Serial.print(" ");
	ProcessSingleOutput(randomArray[x]);
	}
	}
	///////////////////////////////////////////////////////////////////////////
	void ProcessSingleInput(int value, int x)
	{
	digitalWrite(LED_BASE + value, HIGH);
	playTone(tonearray[value], 200); // Passes tone value and duration of the tone to the playTone function
	delay(200);
	digitalWrite(LED_BASE + value, LOW);
	delay(50);
	Serial.print(" ");
	Serial.print(value+1);
	if ((value+1) != randomArray[x])
	{
	fail(randomArray[x]);
	} else {
	counter = 0;
	}
	}
	///////////////////////////////////////////////////////////////////////////
	// Function for allowing user input and checking input against the generated array
	void input()
	{
	for (int x = 0; x <= turn;)
	{
	input1 = digitalRead(BUTTON_BASE);
	input2 = digitalRead(BUTTON_BASE+1);
	input3 = digitalRead(BUTTON_BASE+2);
	counter++;
	if (counter > RESPONSETIME)
	{
	Serial.println("TIMEOUT!");
	fail(randomArray[x]);
	x++;
	}
	delay(1);
	if (input1 == HIGH)
	{
	ProcessSingleInput(0, x);
	x++;
	}
	if (input2 == HIGH)
	{
	ProcessSingleInput(1, x);
	x++;
	}
	if (input3 == HIGH)
	{
	ProcessSingleInput(2, x);
	x++;
	}
	}
	delay(500);
	turn++; // Increments the turn count, also the last action before starting the output function over again
	}
	///////////////////////////////////////////////////////////////////////////
	// Function used if the player fails to match the sequence
	void fail(int correct)
	{
	digitalWrite(LED_BASE, HIGH);
	digitalWrite(LED_BASE+1, HIGH);
	digitalWrite(LED_BASE+2, HIGH);
	playTone(6000,1000); // Rather Rude Rasp
	digitalWrite(LED_BASE, LOW);
	digitalWrite(LED_BASE+1, LOW);
	digitalWrite(LED_BASE+2, LOW);
	correct--;
	for (int y = 0; y <= 2; y++)
	{
	// Flashes light that should have been pressed
	digitalWrite(LED_BASE + correct, HIGH);
	//playTone(tonearray[correct], 200);
	delay(200);
	digitalWrite(LED_BASE + correct, LOW);
	delay(50);
	}
	Serial.println("");
	Serial.print("OOPS! Should have pressed ");
	Serial.println(correct+1);
	delay(500);
	// Now Score
	// 1 - Beginner
	// 2 - Amateur
	// 3 - Expert
	// 4 - Champ
	int scoreband = turn / band;
	for (int y=0; y<=5; y++)
	{
	// Flashes score light
	digitalWrite(LED_BASE + scoreband, HIGH);
	playTone(tonearray[scoreband], 200);
	digitalWrite(LED_BASE + scoreband, LOW);
	delay(50);
	}
	Serial.print("You Score ");
	Serial.println(scoreband+1);
	delay(500);
	FlashAll();
	delay(500);
	turn = -1; // Resets turn value so the game starts over without need for a reset button
	counter = 0;
	beepdelay = 200;
	pausedelay = 100;
	}
	///////////////////////////////////////////////////////////////////////////
	void win()
	{
	Serial.println("WIN!");
	for (int y=0; y < 4; y++)
	{
	for (int f = 0; f < 3; f++)
	{
	digitalWrite(LED_BASE + f, HIGH);
	playTone(tonearray[f], 100);
	digitalWrite(LED_BASE + f, LOW);
	delay(25);
	}
	}
	FlashAll();
	turn = -1; // Resets turn value so the game starts over without need for a reset button
	beepdelay = 200;
	pausedelay = 100;
	delay(1000);
	}
	void FlashAll()
	{
	///////////////////////////////////////////////////////////////////////////
	// Flashes all lights
	for (int y=0; y<=5; y++)
	{
	digitalWrite(LED_BASE, HIGH);
	digitalWrite(LED_BASE+1, HIGH);
	digitalWrite(LED_BASE+2, HIGH);
	delay(200);
	digitalWrite(LED_BASE, LOW);
	digitalWrite(LED_BASE+1, LOW);
	digitalWrite(LED_BASE+2, LOW);
	delay(200);
	}
	}
	///////////////////////////////////////////////////////////////////////////
	// Low C = 1915
	// D = 1700
	// E = 1519
	// F = 1432
	// G = 1275
	// A = 1136
	// B = 1014
	// High C = 956
	void playTone(int tone, int duration)
	{
	for (long i = 0; i < duration * 1000L; i += tone * 2)
	{
	digitalWrite(BUZZER_PIN, HIGH);
	delayMicroseconds(tone);
	digitalWrite(BUZZER_PIN, LOW);
	delayMicroseconds(tone);
	}
	}
	///////////////////////////////////////////////////////////////////////////
	// Slowly cranks up the pressure
	void increaseSpeed()
	{
	if (turn == band)
	{
	beepdelay = 170;
	pausedelay = 80;
	return;
	}
	if (turn == band * 2)
	{
	beepdelay = 150;
	pausedelay = 60;
	return;
	}
	if (turn == band*3)
	{
	beepdelay = 120;
	pausedelay = 40;
	}
	}
	///////////////////////////////////////////////////////////////////////////
	void loop()
	{
	output();
	input();
	increaseSpeed();
	if( turn >= WINSTATE ) {
	win();
	turn = -1;
	counter = 0;
	}
	}

view raw MemoryGame.ino hosted with ❤ by GitHub

示範影片：

題外話：原本打算用mBlock來寫，發現mBlock的Arduino模式沒有辦法產生陣列之類的資料儲存方式，即使我用建立清單的方式，也不能轉成Arduino IDE所能編譯的C語言語法，所以只好用C來寫，剛好在Github上找到有人寫好的程式碼，就直接修改成我想要的功能。