Wearable Social Distance Detector Gadget

A well-built ultrasound-based Arduino-programmed social distance detector, which can be helpful in this dreadful corona virus crisis.

May 5, 2020

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environmental sensing

wearables

human welfare

Components and supplies

Arduino 101

Ultrasonic Sensor - HC-SR04 (Generic)

Jumper wires (generic)

9V battery (generic)

9V Battery Clip

Buzzer

Tools and machines

Tape, Black

Apps and platforms

Arduino IDE

Project description

Code

Wearable Social Distance Detector Gadget Code

arduino

1// created by aarav_barnwal
2// created on 2nd May 2020
3// name--   wearable social distance detector gadget 
4#define echoPin 2 
5#define trigPin   3 
6
7// defines variables
8long duration; 
9int distance; 
10void setup()   {
11  pinMode(11,OUTPUT);
12    
13  pinMode(trigPin, OUTPUT); 
14  pinMode(echoPin,   INPUT); 
15  Serial.begin(9600); 
16  Serial.println("Ultrasonic Sensor HC-SR04   Test for social distance detector"); 
17  Serial.println("with Arduino UNO R3");
18   
19}
20void loop() {
21  
22 
23  digitalWrite(trigPin, LOW);
24  delayMicroseconds(2);
25
26   digitalWrite(trigPin, HIGH);
27  delayMicroseconds(10);
28  digitalWrite(trigPin,   LOW);
29  
30  duration = pulseIn(echoPin, HIGH);
31 
32  distance = duration   * 0.034 / 2; 
33  
34  delay(100);
35  
36 
37  Serial.print("Distance: ");
38   Serial.print(distance);
39  Serial.println(" cm");
40      
41  if (distance   < 182.88) {
42      digitalWrite(11, HIGH);
43    } else {
44      digitalWrite(11,   LOW);
45    }
46   
47  }

// created by aarav_barnwal
// created on 2nd May 2020
// name--   wearable social distance detector gadget 
#define echoPin 2 
#define trigPin   3 

// defines variables
long duration; 
int distance; 
void setup()   {
  pinMode(11,OUTPUT);
    
  pinMode(trigPin, OUTPUT); 
  pinMode(echoPin,   INPUT); 
  Serial.begin(9600); 
  Serial.println("Ultrasonic Sensor HC-SR04   Test for social distance detector"); 
  Serial.println("with Arduino UNO R3");
   
}
void loop() {
  
 
  digitalWrite(trigPin, LOW);
  delayMicroseconds(2);

   digitalWrite(trigPin, HIGH);
  delayMicroseconds(10);
  digitalWrite(trigPin,   LOW);
  
  duration = pulseIn(echoPin, HIGH);
 
  distance = duration   * 0.034 / 2; 
  
  delay(100);
  
 
  Serial.print("Distance: ");
   Serial.print(distance);
  Serial.println(" cm");
      
  if (distance   < 182.88) {
      digitalWrite(11, HIGH);
    } else {
      digitalWrite(11,   LOW);
    }
   
  }

Wearable Social Distance Detector Gadget Code

arduino

1// created by aarav_barnwal
2// created on 2nd May 2020
3// name--  wearable social distance detector gadget 
4#define echoPin 2 
5#define trigPin  3 
6
7// defines variables
8long duration; 
9int distance; 
10void setup()  {
11  pinMode(11,OUTPUT);
12    
13  pinMode(trigPin, OUTPUT); 
14  pinMode(echoPin,  INPUT); 
15  Serial.begin(9600); 
16  Serial.println("Ultrasonic Sensor HC-SR04  Test for social distance detector"); 
17  Serial.println("with Arduino UNO R3");
18  
19}
20void loop() {
21  
22 
23  digitalWrite(trigPin, LOW);
24  delayMicroseconds(2);
25
26  digitalWrite(trigPin, HIGH);
27  delayMicroseconds(10);
28  digitalWrite(trigPin,  LOW);
29  
30  duration = pulseIn(echoPin, HIGH);
31 
32  distance = duration  * 0.034 / 2; 
33  
34  delay(100);
35  
36 
37  Serial.print("Distance: ");
38  Serial.print(distance);
39  Serial.println(" cm");
40      
41  if (distance  < 182.88) {
42      digitalWrite(11, HIGH);
43    } else {
44      digitalWrite(11,  LOW);
45    }
46   
47  }

// created by aarav_barnwal
// created on 2nd May 2020
// name--  wearable social distance detector gadget 
#define echoPin 2 
#define trigPin  3 

// defines variables
long duration; 
int distance; 
void setup()  {
  pinMode(11,OUTPUT);
    
  pinMode(trigPin, OUTPUT); 
  pinMode(echoPin,  INPUT); 
  Serial.begin(9600); 
  Serial.println("Ultrasonic Sensor HC-SR04  Test for social distance detector"); 
  Serial.println("with Arduino UNO R3");
  
}
void loop() {
  
 
  digitalWrite(trigPin, LOW);
  delayMicroseconds(2);

  digitalWrite(trigPin, HIGH);
  delayMicroseconds(10);
  digitalWrite(trigPin,  LOW);
  
  duration = pulseIn(echoPin, HIGH);
 
  distance = duration  * 0.034 / 2; 
  
  delay(100);
  
 
  Serial.print("Distance: ");
  Serial.print(distance);
  Serial.println(" cm");
      
  if (distance  < 182.88) {
      digitalWrite(11, HIGH);
    } else {
      digitalWrite(11,  LOW);
    }
   
  }

Downloadable files

Wearable Social Distance Detector Gadget Circuit Diagram

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