Ultrasonic basics

Its the basics of the ultrasonic HC SR04

Jun 19, 2022

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data collection

Components and supplies

Jumper wires (generic)

Perma-Proto Breadboard Half Size

Arduino Nano R3

Ultrasonic Sensor - HC-SR04 (Generic)

Apps and platforms

Arduino IDE

Project description

Code

untitled

c_cpp

1#include <NewPing.h>
2  
3// Pins
4const int LED  = 8;
5const  int VCC  = 10;
6const int TRIG = 11;
7const int ECHO = 12;
8
9// Sonar Distance  x
10const int MAX_DISTANCE_CM = 200;
11const int LED_DISTANCE_CM = 7;
12
13NewPing  sonar (TRIG, ECHO, MAX_DISTANCE_CM);
14
15void setup() {
16  // Sonar VCC connected  to leg 10, so put there HIGH.
17  pinMode (VCC, OUTPUT);
18  digitalWrite (VCC,  HIGH);
19  
20  Serial.begin (9600);
21  delay (500);
22}
23
24void loop()  {
25  /*  Comments */
26  int dist = sonar.ping_cm();
27
28  Serial.println  ( dist );
29  
30  if (dist <= LED_DISTANCE_CM){
31    digitalWrite (LED, HIGH);  
32  }
33  else{
34    digitalWrite (LED, LOW);
35  }
36}
37

#include <NewPing.h>
  
// Pins
const int LED  = 8;
const  int VCC  = 10;
const int TRIG = 11;
const int ECHO = 12;

// Sonar Distance  x
const int MAX_DISTANCE_CM = 200;
const int LED_DISTANCE_CM = 7;

NewPing  sonar (TRIG, ECHO, MAX_DISTANCE_CM);

void setup() {
  // Sonar VCC connected  to leg 10, so put there HIGH.
  pinMode (VCC, OUTPUT);
  digitalWrite (VCC,  HIGH);
  
  Serial.begin (9600);
  delay (500);
}

void loop()  {
  /*  Comments */
  int dist = sonar.ping_cm();

  Serial.println  ( dist );
  
  if (dist <= LED_DISTANCE_CM){
    digitalWrite (LED, HIGH);  
  }
  else{
    digitalWrite (LED, LOW);
  }
}

untitled

c_cpp

1#include <NewPing.h>
2  
3// Pins
4const int LED  = 8;
5const
6  int VCC  = 10;
7const int TRIG = 11;
8const int ECHO = 12;
9
10// Sonar Distance
11  x
12const int MAX_DISTANCE_CM = 200;
13const int LED_DISTANCE_CM = 7;
14
15NewPing
16  sonar (TRIG, ECHO, MAX_DISTANCE_CM);
17
18void setup() {
19  // Sonar VCC connected
20  to leg 10, so put there HIGH.
21  pinMode (VCC, OUTPUT);
22  digitalWrite (VCC,
23  HIGH);
24  
25  Serial.begin (9600);
26  delay (500);
27}
28
29void loop()
30  {
31  /*  Comments */
32  int dist = sonar.ping_cm();
33
34  Serial.println
35  ( dist );
36  
37  if (dist <= LED_DISTANCE_CM){
38    digitalWrite (LED, HIGH);
39  
40  }
41  else{
42    digitalWrite (LED, LOW);
43  }
44}
45

#include <NewPing.h>
  
// Pins
const int LED  = 8;
const
  int VCC  = 10;
const int TRIG = 11;
const int ECHO = 12;

// Sonar Distance
  x
const int MAX_DISTANCE_CM = 200;
const int LED_DISTANCE_CM = 7;

NewPing
  sonar (TRIG, ECHO, MAX_DISTANCE_CM);

void setup() {
  // Sonar VCC connected
  to leg 10, so put there HIGH.
  pinMode (VCC, OUTPUT);
  digitalWrite (VCC,
  HIGH);
  
  Serial.begin (9600);
  delay (500);
}

void loop()
  {
  /*  Comments */
  int dist = sonar.ping_cm();

  Serial.println
  ( dist );
  
  if (dist <= LED_DISTANCE_CM){
    digitalWrite (LED, HIGH);
  
  }
  else{
    digitalWrite (LED, LOW);
  }
}

Downloadable files

untitled

Comments

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utr

3 years ago

if anybody needs help, hes/shes can post the question in the comments.

utr

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