Don't Move Me! An Arduino Game that Tests Your Steady Hands

1const int greenLED = 2;
2const int redLED = 3;
3const int buzzer = 12;
4const int vibrationSensor = A0;
5
6void setup() {
7  pinMode(greenLED, OUTPUT);
8  pinMode(redLED, OUTPUT);
9  pinMode(buzzer, OUTPUT);
10  pinMode(vibrationSensor, INPUT);
11
12  startGame();
13}
14
15void loop() {
16  int sensorValue = digitalRead(vibrationSensor);
17
18  if (sensorValue == HIGH) { // Vibration detected
19    digitalWrite(greenLED, LOW);
20    digitalWrite(redLED, HIGH);
21    digitalWrite(buzzer, HIGH);
22    //wait for 3 seconds
23    delay(3000);
24    //turn off the buzzer
25    //we turn off the buzzer and wait for 5 seconds before restarting the game. 
26    //We wait because the buzzer itself create vibration which is detected by the vibration sensor.  
27    digitalWrite(buzzer, LOW);
28    //wait for five seconds before restarting the game
29    delay(5000);
30    startGame(); // Restart the game
31  }
32}
33
34void startGame() {
35  digitalWrite(greenLED, HIGH); // Turn on green LED to indicate game start
36  digitalWrite(redLED, LOW);
37}