13 – Memory Game

13 Memory game

Check errata section for an update on the wiring

 

/*
Abdullah Alhazmy
WWW.Alhazmy13.com
@Alhazmy13
*/

#include <Tone.h>
Tone speakerpin;
int starttune[] = {NOTE_C4, NOTE_F4, NOTE_C4, NOTE_F4, NOTE_C4, NOTE_F4, NOTE_C4, NOTE_F4, NOTE_G4, NOTE_F4, NOTE_E4, NOTE_F4, NOTE_G4};
int duration2[] = {100, 200, 100, 200, 100, 400, 100, 100, 100, 100, 200, 100, 500};
int note[] = {NOTE_C4, NOTE_C4, NOTE_G4, NOTE_C5, NOTE_G4, NOTE_C5};
int duration[] = {100, 100, 100, 300, 100, 300};
boolean button[] = {2, 3, 4, 5}; //The four button input pins
boolean ledpin[] = {8, 9, 10, 11};  // LED pins
int turn = 0;  // turn counter
int buttonstate = 0;  // button state checker
int randomArray[100]; //Intentionally long to store up to 100 inputs 
int inputArray[100]; 
void setup()
{
  Serial.begin(9600);
  speakerpin.begin(12); // speaker is on pin 13
  for(int x=0; x<4; x++)  // LED pins are outputs
  {
    pinMode(ledpin[x], OUTPUT);
  }
  for(int x=0; x<4; x++)
  {
    pinMode(button[x], INPUT);  // button pins are inputs
    digitalWrite(button[x], HIGH);  // enable internal pullup; buttons start in high position; logic reversed
  }
  randomSeed(analogRead(0)); //Added to generate "more randomness" with the randomArray for the output function
  for (int thisNote = 0; thisNote < 13; thisNote ++) {
     // play the next note:
     speakerpin.play(starttune[thisNote]);
     // hold the note:
     if (thisNote==0 || thisNote==2 || thisNote==4 || thisNote== 6)
     {
       digitalWrite(ledpin[0], HIGH);
     }
     if (thisNote==1 || thisNote==3 || thisNote==5 || thisNote== 7 || thisNote==9 || thisNote==11)
     {
       digitalWrite(ledpin[1], HIGH);
     }
     if (thisNote==8 || thisNote==12)
     {
       digitalWrite(ledpin[2], HIGH);
     } 
     if (thisNote==10)
     {  
       digitalWrite(ledpin[3], HIGH);
     }
     delay(duration2[thisNote]);
     // stop for the next note:
     speakerpin.stop();
     digitalWrite(ledpin[0], LOW);
     digitalWrite(ledpin[1], LOW);
     digitalWrite(ledpin[2], LOW);
     digitalWrite(ledpin[3], LOW);
     delay(25);
    }
  delay(1000);
}
void loop()
{  
  for (int y=0; y<=99; y++)
  {
 //function for generating the array to be matched by the player
    digitalWrite(ledpin[0], HIGH);
    digitalWrite(ledpin[1], HIGH);
    digitalWrite(ledpin[2], HIGH);
    digitalWrite(ledpin[3], HIGH);
     for (int thisNote = 0; thisNote < 6; thisNote ++) {     // play the next note:
     speakerpin.play(note[thisNote]);     // hold the note:
     delay(duration[thisNote]);     // stop for the next note:
     speakerpin.stop();
     delay(25);
     
   
    }
    digitalWrite(ledpin[0], LOW);
    digitalWrite(ledpin[1], LOW);
    digitalWrite(ledpin[2], LOW);
    digitalWrite(ledpin[3], LOW);
    delay(1000);
    for (int y=turn; y <= turn; y++)
    { //Limited by the turn variable
      Serial.println(""); //Some serial output to follow along
      Serial.print("Turn: ");
      Serial.print(y);
      Serial.println("");
      randomArray[y] = random(1, 5); //Assigning a random number (1-4)       
for (int x=0; x <= turn; x++)
      {
        Serial.print(randomArray[x]);
         for(int y=0; y<4; y++)
        {
          if (randomArray[x] == 1 && ledpin[y] == 8)
          {  //if statements to display the stored values in the array
            digitalWrite(ledpin[y], HIGH);
            speakerpin.play(NOTE_G3, 100);
            delay(400);
            digitalWrite(ledpin[y], LOW);
            delay(100);
          }
          if (randomArray[x] == 2 && ledpin[y] == 9)
          {
            digitalWrite(ledpin[y], HIGH);
            speakerpin.play(NOTE_A3, 100);
            delay(400);
            digitalWrite(ledpin[y], LOW);
            delay(100);
          }
          if (randomArray[x] == 3 && ledpin[y] == 10)
          {
            digitalWrite(ledpin[y], HIGH);
            speakerpin.play(NOTE_B3, 100);
            delay(400);
            digitalWrite(ledpin[y], LOW);
            delay(100);
          }
          if (randomArray[x] == 4 && ledpin[y] == 11)
          {
            digitalWrite(ledpin[y], HIGH);
            speakerpin.play(NOTE_C4, 100);
            delay(400);
            digitalWrite(ledpin[y], LOW);
            delay(100);
          }
        }
      }
    }
 input();
  }
}
void input() { //Function for allowing user input and checking input against the generated array
  for (int x=0; x <= turn;)
  { //Statement controlled by turn count
    for(int y=0; y<4; y++)
    {
      buttonstate = digitalRead(button[y]);
      if (buttonstate == LOW && button[y] == 2)
      { //Checking for button push
        digitalWrite(ledpin[0], HIGH);
        speakerpin.play(NOTE_G3, 100);
        delay(200);
        digitalWrite(ledpin[0], LOW);
        inputArray[x] = 1;
        delay(250);
        Serial.print(" ");
        Serial.print(1);
if (inputArray[x] != randomArray[x]) { //Checks value input by user and checks it against
          fail();                      //the value in the same spot on the generated array
        }                              //The fail function is called if it does not match
        

        x++;
      }
       if (buttonstate == LOW && button[y] == 3)
      {
        digitalWrite(ledpin[1], HIGH);
        speakerpin.play(NOTE_A3, 100);
        delay(200);
        digitalWrite(ledpin[1], LOW);
        inputArray[x] = 2;
        delay(250);
        Serial.print(" ");
        Serial.print(2);
        if (inputArray[x] != randomArray[x]) {
          fail();
        }
        x++;
      }
      if (buttonstate == LOW && button[y] == 4)
      {
        digitalWrite(ledpin[2], HIGH);
        speakerpin.play(NOTE_B3, 100);
        delay(200);
        digitalWrite(ledpin[2], LOW);
        inputArray[x] = 3;
        delay(250);
        Serial.print(" ");
        Serial.print(3);
        if (inputArray[x] != randomArray[x]) {
          fail();
        }
        x++;
      }
 if (buttonstate == LOW && button[y] == 5)
      {
        digitalWrite(ledpin[3], HIGH);
        speakerpin.play(NOTE_C4, 100);
        delay(200);
        digitalWrite(ledpin[3], LOW);
        inputArray[x] = 4;
        delay(250);
        Serial.print(" ");
        Serial.print(4);
        if (inputArray[x] != randomArray[x])
        {
          fail();
        }
        x++;
      }
    }
  }
  delay(500);
  turn++; //Increments the turn count, also the last action before starting the output function over again
}
void fail() { //Function used if the player fails to match the sequence
  for (int y=0; y<=2; y++)
  { //Flashes lights for failure
   
    digitalWrite(ledpin[0], HIGH);
    digitalWrite(ledpin[1], HIGH);
    digitalWrite(ledpin[2], HIGH);
    digitalWrite(ledpin[3], HIGH);
    speakerpin.play(NOTE_G3, 300);
    delay(200);
    digitalWrite(ledpin[0], LOW);
    digitalWrite(ledpin[1], LOW);
    digitalWrite(ledpin[2], LOW);
    digitalWrite(ledpin[3], LOW);
    speakerpin.play(NOTE_C3, 300);
    delay(200);
  }
  delay(500);
  turn = -1; //Resets turn value so the game starts over without need for a reset button
}

 

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