Digital Dice Roller for Arduino

digitaldice

const int ledPins[] = {13,12,11,10,9,8};
const int button1Pin = 3;
const int buzPin = 7;
int time;
int index;
int loopCount = 0;
int delayTime;
unsigned long startTime = millis();
unsigned long endTime = startTime;

void setup()
{
  for(index = 0; index <= 5; index++)
  {
    pinMode(ledPins[index],OUTPUT);
  }
  
  pinMode(button1Pin, INPUT);
  
  Serial.begin(9600);
}

void loop()
{
  int button1State;
  button1State = digitalRead(button1Pin);
  
  if (button1State == LOW)
  {
    spinIt();
  }
}

void diceRoll()
{
  int result = random(6);
  
  for (index = 0; index <= result; index++) {
    digitalWrite(ledPins[index], HIGH);
    tone(buzPin, 100, 20);
  }
}

void diceCount(int number, int on)
{
  for (index = 0; index < number; index ++)
  {
    digitalWrite(ledPins[index], on);
  }
}

void spinIt()
{
  startTime = millis();
  endTime = startTime;
  time = 3000;
  loopCount = 0;
  
  for (index = 0; index <= 5; index++) {
    digitalWrite(ledPins[index], LOW);
  }
    
  if (loopCount == 0) // Only run the random blink once
  {
    while ((endTime - startTime) <= time) // Do it for a set amount of time and then stop
    {
      randomBlink();
      endTime = millis();
      if (loopCount == 0) {
        loopCount += 1;
      }
    }
  }
  
  diceRoll();
}

void randomBlink()
{
  delayTime = 50;
  
  for (index = 0; index <= 5; index++)
  {
    index = random(6);
    diceCount(index, 1);
    tone(buzPin, 300, 20);
    delay(delayTime);
    diceCount(index, 0);
    delayTime += 20;
  }
}