Fingerscan: Music at Your Fingertips

A tactile music wearable, made of ten vibration motors attached to your fingernails…

Aug 1, 2017

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Devices & Components

Arduino Uno Rev3

Vibration motor

1N4007 – High Voltage, High Current Rated Diode

General Purpose Transistor NPN

Capacitor 100 nF

Resistor 1k ohm

Switch regulator 3.3v 1A

Hardware & Tools

Hot glue gun (generic)

Soldering iron (generic)

Project description

Code

Right hand

arduino

1  const int motorPin1 = 3;
2  const int motorPin2 = 5;
3  const int   motorPin3 = 6;
4  const int motorPin4 = 9;
5  const int motorPin5 = 10;
6
7void   setup() {
8  pinMode(motorPin1, OUTPUT);
9  pinMode(motorPin2, OUTPUT);
10   pinMode(motorPin3, OUTPUT);
11  pinMode(motorPin4, OUTPUT);
12  pinMode(motorPin5,   OUTPUT);
13}
14
15void loop() {
16  ramp(motorPin1);
17  ramp(motorPin2);
18   ramp(motorPin3);
19  ramp(motorPin4);
20  ramp(motorPin5);
21}
22
23void   ramp(int motorPin) {
24  int randn;
25   randn = random(10);
26   for (int intensity   = 0; intensity < 250; intensity++) {     analogWrite(motorPin, intensity);     delay(randn);    }   randn = random(20);    for (int intensity = 250; intensity > 0; intensity--)   {
27
28    analogWrite(motorPin, intensity);
29    delay(randn);
30  }
31}

  const int motorPin1 = 3;
  const int motorPin2 = 5;
  const int   motorPin3 = 6;
  const int motorPin4 = 9;
  const int motorPin5 = 10;

void   setup() {
  pinMode(motorPin1, OUTPUT);
  pinMode(motorPin2, OUTPUT);
   pinMode(motorPin3, OUTPUT);
  pinMode(motorPin4, OUTPUT);
  pinMode(motorPin5,   OUTPUT);
}

void loop() {
  ramp(motorPin1);
  ramp(motorPin2);
   ramp(motorPin3);
  ramp(motorPin4);
  ramp(motorPin5);
}

void   ramp(int motorPin) {
  int randn;
   randn = random(10);
   for (int intensity   = 0; intensity < 250; intensity++) {     analogWrite(motorPin, intensity);     delay(randn);    }   randn = random(20);    for (int intensity = 250; intensity > 0; intensity--)   {

    analogWrite(motorPin, intensity);
    delay(randn);
  }
}

Left hand

arduino

1  const int motorPin1 = 3;
2  const int motorPin2 = 5;
3  const int
4  motorPin3 = 6;
5  const int motorPin4 = 9;
6  const int motorPin5 = 10;
7
8  int randTime = 0;
9
10void setup() {
11  pinMode(motorPin1, OUTPUT);
12  pinMode(motorPin2,
13  OUTPUT);
14  pinMode(motorPin3, OUTPUT);
15  pinMode(motorPin4, OUTPUT);
16  pinMode(motorPin5,
17  OUTPUT);
18}
19
20void loop() {
21  steady(motorPin1);
22  steady(motorPin2);
23
24  steady(motorPin3);
25  steady(motorPin4);
26  steady(motorPin5);
27}
28
29void
30  steady(int motorPin) {
31  randTime = random(250);
32  analogWrite(motorPin, 250);
33
34  delay(randTime+50);
35  analogWrite(motorPin, 0);
36}

  const int motorPin1 = 3;
  const int motorPin2 = 5;
  const int
  motorPin3 = 6;
  const int motorPin4 = 9;
  const int motorPin5 = 10;

  int randTime = 0;

void setup() {
  pinMode(motorPin1, OUTPUT);
  pinMode(motorPin2,
  OUTPUT);
  pinMode(motorPin3, OUTPUT);
  pinMode(motorPin4, OUTPUT);
  pinMode(motorPin5,
  OUTPUT);
}

void loop() {
  steady(motorPin1);
  steady(motorPin2);

  steady(motorPin3);
  steady(motorPin4);
  steady(motorPin5);
}

void
  steady(int motorPin) {
  randTime = random(250);
  analogWrite(motorPin, 250);

  delay(randTime+50);
  analogWrite(motorPin, 0);
}

Right hand

arduino

1  const int motorPin1 = 3;
2  const int motorPin2 = 5;
3  const int  motorPin3 = 6;
4  const int motorPin4 = 9;
5  const int motorPin5 = 10;
6
7void  setup() {
8  pinMode(motorPin1, OUTPUT);
9  pinMode(motorPin2, OUTPUT);
10  pinMode(motorPin3, OUTPUT);
11  pinMode(motorPin4, OUTPUT);
12  pinMode(motorPin5,  OUTPUT);
13}
14
15void loop() {
16  ramp(motorPin1);
17  ramp(motorPin2);
18  ramp(motorPin3);
19  ramp(motorPin4);
20  ramp(motorPin5);
21}
22
23void  ramp(int motorPin) {
24  int randn;
25   randn = random(10);
26   for (int intensity  = 0; intensity < 250; intensity++) {     analogWrite(motorPin, intensity);     delay(randn);   }   randn = random(20);    for (int intensity = 250; intensity > 0; intensity--)  {
27
28    analogWrite(motorPin, intensity);
29    delay(randn);
30  }
31}

  const int motorPin1 = 3;
  const int motorPin2 = 5;
  const int  motorPin3 = 6;
  const int motorPin4 = 9;
  const int motorPin5 = 10;

void  setup() {
  pinMode(motorPin1, OUTPUT);
  pinMode(motorPin2, OUTPUT);
  pinMode(motorPin3, OUTPUT);
  pinMode(motorPin4, OUTPUT);
  pinMode(motorPin5,  OUTPUT);
}

void loop() {
  ramp(motorPin1);
  ramp(motorPin2);
  ramp(motorPin3);
  ramp(motorPin4);
  ramp(motorPin5);
}

void  ramp(int motorPin) {
  int randn;
   randn = random(10);
   for (int intensity  = 0; intensity < 250; intensity++) {     analogWrite(motorPin, intensity);     delay(randn);   }   randn = random(20);    for (int intensity = 250; intensity > 0; intensity--)  {

    analogWrite(motorPin, intensity);
    delay(randn);
  }
}

Left hand

arduino

1  const int motorPin1 = 3;
2  const int motorPin2 = 5;
3  const int  motorPin3 = 6;
4  const int motorPin4 = 9;
5  const int motorPin5 = 10;
6  int randTime = 0;
7
8void setup() {
9  pinMode(motorPin1, OUTPUT);
10  pinMode(motorPin2,  OUTPUT);
11  pinMode(motorPin3, OUTPUT);
12  pinMode(motorPin4, OUTPUT);
13  pinMode(motorPin5,  OUTPUT);
14}
15
16void loop() {
17  steady(motorPin1);
18  steady(motorPin2);
19  steady(motorPin3);
20  steady(motorPin4);
21  steady(motorPin5);
22}
23
24void  steady(int motorPin) {
25  randTime = random(250);
26  analogWrite(motorPin, 250);
27  delay(randTime+50);
28  analogWrite(motorPin, 0);
29}

  const int motorPin1 = 3;
  const int motorPin2 = 5;
  const int  motorPin3 = 6;
  const int motorPin4 = 9;
  const int motorPin5 = 10;
  int randTime = 0;

void setup() {
  pinMode(motorPin1, OUTPUT);
  pinMode(motorPin2,  OUTPUT);
  pinMode(motorPin3, OUTPUT);
  pinMode(motorPin4, OUTPUT);
  pinMode(motorPin5,  OUTPUT);
}

void loop() {
  steady(motorPin1);
  steady(motorPin2);
  steady(motorPin3);
  steady(motorPin4);
  steady(motorPin5);
}

void  steady(int motorPin) {
  randTime = random(250);
  analogWrite(motorPin, 250);
  delay(randTime+50);
  analogWrite(motorPin, 0);
}

Downloadable files

Fingerscan - schematics

see: https://goo.gl/9Gb5cq

Fingerscan - schematics

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