Bracelet Dodges Obstacles

The bracelet can help you know where there is an obstacle.\r\n

Apr 6, 2018

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6 respects

Components and supplies

Recycled cables

Recycled vibrator motor of cell phone

5v Rechargable battery of 2000mAh.

Ultrasonic Sensor - HC-SR04 (Generic)

Arduino Nano R3

Tools and machines

Fabrics and glue for the lining.

Soldering iron (generic)

Project description

Code

Code for the bracelet

arduino

1#define echo 8
2#define trig 7
3long duration,distance;
4
5void  setup() {
6  
7  Serial.begin(9600);
8  pinMode(echo,INPUT);
9  pinMode(trig,OUTPUT);
10  pinMode(5,OUTPUT);
11}
12
13void loop() {
14  
15digitalWrite(trig,LOW);
16delayMicroseconds(2);
17digitalWrite(trig,HIGH);
18delayMicroseconds(10);
19digitalWrite(trig,LOW);
20
21duration=pulseIn(echo,HIGH);
22distance=(duration/(2*29));
23
24if(distance>=500  || distance<=0){
25  Serial.println("____");
26  }
27else{
28  Serial.print(distance);
29  Serial.println("cm.");
30  digitalWrite(5,LOW);
31}
32if(distance<=45 &&  distance>=1){// distance in which the bracelet vibrates, you can edit according  to your need
33
34  digitalWrite(5,HIGH);
35  Serial.println("Alarm!!!");
36}
37delay(400);
38}
39

#define echo 8
#define trig 7
long duration,distance;

void  setup() {
  
  Serial.begin(9600);
  pinMode(echo,INPUT);
  pinMode(trig,OUTPUT);
  pinMode(5,OUTPUT);
}

void loop() {
  
digitalWrite(trig,LOW);
delayMicroseconds(2);
digitalWrite(trig,HIGH);
delayMicroseconds(10);
digitalWrite(trig,LOW);

duration=pulseIn(echo,HIGH);
distance=(duration/(2*29));

if(distance>=500  || distance<=0){
  Serial.println("____");
  }
else{
  Serial.print(distance);
  Serial.println("cm.");
  digitalWrite(5,LOW);
}
if(distance<=45 &&  distance>=1){// distance in which the bracelet vibrates, you can edit according  to your need

  digitalWrite(5,HIGH);
  Serial.println("Alarm!!!");
}
delay(400);
}

Downloadable files

Bracelet dodges obstacles-Cirtuit

I conected an rechargable battery of 5v and 2000mAh at the usb entry.

Bracelet dodges obstacles-Cirtuit

Visible conecctions

Bracelet dodges obstacles-Cirtuit

I conected an rechargable battery of 5v and 2000mAh at the usb entry.

Bracelet dodges obstacles-Cirtuit

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PaulinaPeralta

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