DanielKang21
Published © GPL3+

The Arduino social - distancing sensor

The Arduino social - distancing sensor regulates social distancing through an ultrasonic sensor and an LED.

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The Arduino social - distancing sensor

Things used in this project

Hardware components

Arduino UNO
Arduino UNO
×1
SparkFun Solder-able Breadboard - Mini
SparkFun Solder-able Breadboard - Mini
×1
Ultrasonic Sensor - HC-SR04 (Generic)
Ultrasonic Sensor - HC-SR04 (Generic)
×1
LED (generic)
LED (generic)
×1
Jumper wires (generic)
Jumper wires (generic)
×1
Male/Female Jumper Wires
Male/Female Jumper Wires
×1

Software apps and online services

Arduino IDE
Arduino IDE

Hand tools and fabrication machines

3D Printer (generic)
3D Printer (generic)

Story

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Custom parts and enclosures

3d Printable casing for the social - distancing sensor

Schematics

Tinkercad model of circuit

Code

Social distancing sensor code

Arduino
int trigger_pin = 2;

int echo_pin = 3;

int buzzer_pin = 10; 

int time;

int distance; 




void setup ( ) {

        Serial.begin (9600); 

        pinMode (trigger_pin, OUTPUT); 

        pinMode (echo_pin, INPUT);

        pinMode (buzzer_pin, OUTPUT);

        pinMode(13, OUTPUT);



}




void loop ( ) {

    digitalWrite (trigger_pin, HIGH);

    delayMicroseconds (10);

    digitalWrite (trigger_pin, LOW);

    time = pulseIn (echo_pin, HIGH);

    distance = (time * 0.034) / 2;

    

  if (distance <= 50) 

        {


        Serial.print (" Distance= ");              

        Serial.println (distance);        

        digitalWrite(13, HIGH);

        delay (500);

        }

  else {
\

        Serial.print (" Distance= ");              

        Serial.println (distance);        

        digitalWrite(13, LOW);

        delay (500);        

  } 

  }

Credits

DanielKang21

DanielKang21

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