Jacket for Visually Impaired

Design of assistance to the visually impaired with removable prototype to be used in any clothes and powered by the cell phone.

May 24, 2019

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46 respects

Components and supplies

Arduino LilyPad Main Board

Ultrasonic Sensor - HC-SR04 (Generic)

LilyPad Coin Cell Battery Holder - Switched - 20mm

LilyPad LED White (5pcs)

LilyPad Button Board

Buzzer

Tools and machines

Soldering iron (generic)

Solder Wire, Lead Free

Apps and platforms

Arduino IDE

Project description

Code

Jacket with Arduino Lilypad

arduino

The design has an ultrasonic sensor to measure the distance of the obstacles and the wearer will be alerted by a buzzer where the frequency of the sound varies according to the proximity of the obstacle.

1/*
2 * JACKETA PARA DEFICIENTE VISUAL
3 * INICIO: 17/05/2019 AS 17:40
4  * LTIMA ATUALIZAO:
5 * PREVISO DE TRMINO: 24/05/2019
6 * DETECTAR OBJETOS A  FRENTE DO DEFICIENTE
7 * SENSOR: ULTRASSONICO
8 * ALERTA: BUZZER
9 *      BIP  A CADA 1S 2 METROS
10 *      BIP A CADA 0,5S 1-2 METROS
11 *      BIP EM ALTA  FREQUENCIA COM DISTANCIA <0,5 METROS
12 */
13
14#include <Ultrassonico.h>
15#define  Echo 10
16#define Trigger 11
17#define buzzer 3
18
19Ultrassonico  ultra(Echo,  Trigger); //Echo, Trigger
20
21void setup(){
22  Serial.begin(9600);
23  pinMode(4,OUTPUT);
24  pinMode(5,OUTPUT);
25  pinMode(buzzer,OUTPUT);
26}
27void loop() {
28  uint16_t  cm=ultra.centimetrosUltra();
29  Serial.println(cm);
30  if ((cm>80)and(cm<130))
31  {
32    tone(buzzer,3000);
33    digitalWrite(4,LOW);
34    digitalWrite(5,LOW);
35    delay(500);
36    noTone(buzzer);
37    delay(500);
38  }
39  if ((cm>30)and  (cm<50))
40  {
41    tone(buzzer,2000);
42    digitalWrite(4,HIGH);
43    digitalWrite(5,LOW);
44    delay(100);
45    noTone(buzzer);
46    delay(100);
47  }
48  if (cm<30)
49  {
50    tone(buzzer,1000);
51    digitalWrite(4,LOW);
52    digitalWrite(5,HIGH);
53    delay(30);
54    noTone(buzzer);
55    delay(30);
56  }
57  delay(50);
58}
59

/*
 * JACKETA PARA DEFICIENTE VISUAL
 * INICIO: 17/05/2019 AS 17:40
  * LTIMA ATUALIZAO:
 * PREVISO DE TRMINO: 24/05/2019
 * DETECTAR OBJETOS A  FRENTE DO DEFICIENTE
 * SENSOR: ULTRASSONICO
 * ALERTA: BUZZER
 *      BIP  A CADA 1S 2 METROS
 *      BIP A CADA 0,5S 1-2 METROS
 *      BIP EM ALTA  FREQUENCIA COM DISTANCIA <0,5 METROS
 */

#include <Ultrassonico.h>
#define  Echo 10
#define Trigger 11
#define buzzer 3

Ultrassonico  ultra(Echo,  Trigger); //Echo, Trigger

void setup(){
  Serial.begin(9600);
  pinMode(4,OUTPUT);
  pinMode(5,OUTPUT);
  pinMode(buzzer,OUTPUT);
}
void loop() {
  uint16_t  cm=ultra.centimetrosUltra();
  Serial.println(cm);
  if ((cm>80)and(cm<130))
  {
    tone(buzzer,3000);
    digitalWrite(4,LOW);
    digitalWrite(5,LOW);
    delay(500);
    noTone(buzzer);
    delay(500);
  }
  if ((cm>30)and  (cm<50))
  {
    tone(buzzer,2000);
    digitalWrite(4,HIGH);
    digitalWrite(5,LOW);
    delay(100);
    noTone(buzzer);
    delay(100);
  }
  if (cm<30)
  {
    tone(buzzer,1000);
    digitalWrite(4,LOW);
    digitalWrite(5,HIGH);
    delay(30);
    noTone(buzzer);
    delay(30);
  }
  delay(50);
}

Jacket with Arduino Lilypad

arduino

1/*
2 * JACKETA PARA DEFICIENTE VISUAL
3 * INICIO: 17/05/2019 AS 17:40
4   * LTIMA ATUALIZAO:
5 * PREVISO DE TRMINO: 24/05/2019
6 * DETECTAR OBJETOS A   FRENTE DO DEFICIENTE
7 * SENSOR: ULTRASSONICO
8 * ALERTA: BUZZER
9 *      BIP   A CADA 1S 2 METROS
10 *      BIP A CADA 0,5S 1-2 METROS
11 *      BIP EM ALTA   FREQUENCIA COM DISTANCIA <0,5 METROS
12 */
13
14#include <Ultrassonico.h>
15#define   Echo 10
16#define Trigger 11
17#define buzzer 3
18
19Ultrassonico  ultra(Echo,   Trigger); //Echo, Trigger
20
21void setup(){
22  Serial.begin(9600);
23  pinMode(4,OUTPUT);
24   pinMode(5,OUTPUT);
25  pinMode(buzzer,OUTPUT);
26}
27void loop() {
28  uint16_t   cm=ultra.centimetrosUltra();
29  Serial.println(cm);
30  if ((cm>80)and(cm<130))
31   {
32    tone(buzzer,3000);
33    digitalWrite(4,LOW);
34    digitalWrite(5,LOW);
35     delay(500);
36    noTone(buzzer);
37    delay(500);
38  }
39  if ((cm>30)and   (cm<50))
40  {
41    tone(buzzer,2000);
42    digitalWrite(4,HIGH);
43    digitalWrite(5,LOW);
44     delay(100);
45    noTone(buzzer);
46    delay(100);
47  }
48  if (cm<30)
49   {
50    tone(buzzer,1000);
51    digitalWrite(4,LOW);
52    digitalWrite(5,HIGH);
53     delay(30);
54    noTone(buzzer);
55    delay(30);
56  }
57  delay(50);
58}
59

/*
 * JACKETA PARA DEFICIENTE VISUAL
 * INICIO: 17/05/2019 AS 17:40
   * LTIMA ATUALIZAO:
 * PREVISO DE TRMINO: 24/05/2019
 * DETECTAR OBJETOS A   FRENTE DO DEFICIENTE
 * SENSOR: ULTRASSONICO
 * ALERTA: BUZZER
 *      BIP   A CADA 1S 2 METROS
 *      BIP A CADA 0,5S 1-2 METROS
 *      BIP EM ALTA   FREQUENCIA COM DISTANCIA <0,5 METROS
 */

#include <Ultrassonico.h>
#define   Echo 10
#define Trigger 11
#define buzzer 3

Ultrassonico  ultra(Echo,   Trigger); //Echo, Trigger

void setup(){
  Serial.begin(9600);
  pinMode(4,OUTPUT);
   pinMode(5,OUTPUT);
  pinMode(buzzer,OUTPUT);
}
void loop() {
  uint16_t   cm=ultra.centimetrosUltra();
  Serial.println(cm);
  if ((cm>80)and(cm<130))
   {
    tone(buzzer,3000);
    digitalWrite(4,LOW);
    digitalWrite(5,LOW);
     delay(500);
    noTone(buzzer);
    delay(500);
  }
  if ((cm>30)and   (cm<50))
  {
    tone(buzzer,2000);
    digitalWrite(4,HIGH);
    digitalWrite(5,LOW);
     delay(100);
    noTone(buzzer);
    delay(100);
  }
  if (cm<30)
   {
    tone(buzzer,1000);
    digitalWrite(4,LOW);
    digitalWrite(5,HIGH);
     delay(30);
    noTone(buzzer);
    delay(30);
  }
  delay(50);
}

Downloadable files

Wiring diagram

we chose to use lilypad for its low energy consumption

Wiring diagram

we chose to use lilypad for its low energy consumption

Wiring diagram

Jacket for visually impaired

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