Arduino Drum Lessons

1/* 
2 * Version 1.0 August, 2021
3 * Copyright (c) 2021 Korneel Verraes
4  * https://lego-projecten.webnode.nl/
5 *  
6 * Bluno M3 Arduino Drum Lessons:
7  * A sound sensor with digital output is connected to pin 7
8 * A servo motor is  connected to pin  9
9 * An LED is connected to pin 13
10 * 
11 * Accompanying  video: https://youtu.be/OXwlFxWnDI8
12 */
13
14#include <ServoM3.h>  //use this  on Bluno M3
15//#include <Servo.h>  //use this on other Arduino boards (e.g.: Arduino  UNO, Arduino MEGA...)
16
17Servo servo;                                      
18
19int  clapCount = 0;
20int clapTime[50];
21int led = 13;
22int sensor = 7;
23boolean  clap = 0;
24
25void setup() {
26  servo.attach(9);
27  servo.write(0);
28  pinMode(led,  OUTPUT);
29  pinMode(sensor, INPUT);
30}
31
32void loop() {
33  clap = digitalRead(sensor);
34  if (clap == 1) {
35    digitalWrite(led, HIGH);
36    clapTime[clapCount] =  millis();
37    clapCount++;
38    delay(200);
39  }
40  else {
41    digitalWrite(led,  LOW);
42  }
43  if ((millis() - clapTime[clapCount - 1]) > 2000 && clapCount !=  0) {
44    for (int i = 1; i < clapCount ; i++) {
45      servo.write(13);
46      delay(80);
47      servo.write(0);
48      delay (clapTime[i] - clapTime[i  - 1] - 80); 
49    }
50    servo.write(13);
51    delay(80);
52    servo.write(0);
53    delay(800);
54    clapCount = 0;
55  }
56}
57