COVID-19 Simple Friendly Social Distance Robot Watchzi

Watchzi measure the distance between it and the approaching persons, gives warning with light and sound when 1.5 meters is exceeded.

Jul 12, 2020

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9217 views

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5 respects

Components and supplies

Slide Switch

Ultrasonic Sensor - HC-SR04 (Generic)

Jumper wires (generic)

Brass-threaded-inserts-short M3 (head inserts)

3D filament PLA transparant or natural for had

Battery holder 4x AA with red/black wire

Active Buzzer 5V (HXD)

Machine Screw, M3

Seeed Studio Neopixel 1 mtr RGB LED

Arduino Nano R3

AA Batteries

3D filament PLA Black

Tools and machines

3D Printer (generic)

Soldering iron (generic)

Solder Wire, Lead Free

Multitool, Screwdriver

Wire Stripper & Cutter, 18-10 AWG / 0.75-4mm² Capacity Wires

Apps and platforms

Arduino IDE

Fusion 360

Project description

Code

Program file Arduino Nano V3 for social distance robot Watchzi

arduino

Program file Arduino Nano V3 for social distance robot Watchzi for Arduino IDE (INO file). change the distance and Tone and Led color if you like.

1/*
2Friendly Watchzi Social distance robot 
3Made by Mark Huijbers  , Netherlands
4Used : Arduino Nano R3 
5you can change the Neopixel colors (  see color names online)
6you can change the tone frequence 
7*/
8
9#include  "FastLED.h"
10#define NUM_LEDS 1 // How many leds ,program counting from 0
11#define  DATA_PIN 7 // Pin7 on NANO (data leds)
12CRGB leds[NUM_LEDS];
13
14const int  trigPin = 4; //ultransone sensor
15const int echoPin = 5; //ultransone sensor
16long  duration;
17int distance;
18const int buzzer = 9; // buzzer position
19
20void  setup() { 
21   
22FastLED.addLeds<WS2812B, DATA_PIN, RGB>(leds, NUM_LEDS); //  type leds Neopixel with controller WS2821B
23pinMode(trigPin, OUTPUT); 
24pinMode(echoPin,  INPUT); 
25pinMode(buzzer, OUTPUT); 
26}
27
28void loop() { 
29
30
31digitalWrite(trigPin,  LOW);
32delayMicroseconds(2);
33digitalWrite(trigPin, HIGH);
34delayMicroseconds(10);
35digitalWrite(trigPin,  LOW);
36
37duration = pulseIn(echoPin, HIGH);
38
39distance= duration*0.029/2;  // calculate for using meters , 150 is equal to 1,5 mtr / 6 Feet
40
41if (distance  <= 150){
42  leds[0] = CRGB::Red;
43  FastLED.show();
44  tone(buzzer, 1000);  // tone frequence 1 Khz , you can change them 
45}
46else {
47   leds[0] = CRGB::Green;
48  FastLED.show();
49  noTone(buzzer); 
50}
51delay(500); // delay else the neopixel  led and measure are to fast 
52}

/*
Friendly Watchzi Social distance robot 
Made by Mark Huijbers  , Netherlands
Used : Arduino Nano R3 
you can change the Neopixel colors (  see color names online)
you can change the tone frequence 
*/

#include  "FastLED.h"
#define NUM_LEDS 1 // How many leds ,program counting from 0
#define  DATA_PIN 7 // Pin7 on NANO (data leds)
CRGB leds[NUM_LEDS];

const int  trigPin = 4; //ultransone sensor
const int echoPin = 5; //ultransone sensor
long  duration;
int distance;
const int buzzer = 9; // buzzer position

void  setup() { 
   
FastLED.addLeds<WS2812B, DATA_PIN, RGB>(leds, NUM_LEDS); //  type leds Neopixel with controller WS2821B
pinMode(trigPin, OUTPUT); 
pinMode(echoPin,  INPUT); 
pinMode(buzzer, OUTPUT); 
}

void loop() { 


digitalWrite(trigPin,  LOW);
delayMicroseconds(2);
digitalWrite(trigPin, HIGH);
delayMicroseconds(10);
digitalWrite(trigPin,  LOW);

duration = pulseIn(echoPin, HIGH);

distance= duration*0.029/2;  // calculate for using meters , 150 is equal to 1,5 mtr / 6 Feet

if (distance  <= 150){
  leds[0] = CRGB::Red;
  FastLED.show();
  tone(buzzer, 1000);  // tone frequence 1 Khz , you can change them 
}
else {
   leds[0] = CRGB::Green;
  FastLED.show();
  noTone(buzzer); 
}
delay(500); // delay else the neopixel  led and measure are to fast 
}

Program file Arduino Nano V3 for social distance robot Watchzi

arduino

Program file Arduino Nano V3 for social distance robot Watchzi for Arduino IDE (INO file). change the distance and Tone and Led color if you like.

1/*
2Friendly Watchzi Social distance robot 
3Made by Mark Huijbers
4  , Netherlands
5Used : Arduino Nano R3 
6you can change the Neopixel colors (
7  see color names online)
8you can change the tone frequence 
9*/
10
11#include
12  "FastLED.h"
13#define NUM_LEDS 1 // How many leds ,program counting from 0
14#define
15  DATA_PIN 7 // Pin7 on NANO (data leds)
16CRGB leds[NUM_LEDS];
17
18const int
19  trigPin = 4; //ultransone sensor
20const int echoPin = 5; //ultransone sensor
21long
22  duration;
23int distance;
24const int buzzer = 9; // buzzer position
25
26void
27  setup() { 
28   
29FastLED.addLeds<WS2812B, DATA_PIN, RGB>(leds, NUM_LEDS); //
30  type leds Neopixel with controller WS2821B
31pinMode(trigPin, OUTPUT); 
32pinMode(echoPin,
33  INPUT); 
34pinMode(buzzer, OUTPUT); 
35}
36
37void loop() { 
38
39
40digitalWrite(trigPin,
41  LOW);
42delayMicroseconds(2);
43digitalWrite(trigPin, HIGH);
44delayMicroseconds(10);
45digitalWrite(trigPin,
46  LOW);
47
48duration = pulseIn(echoPin, HIGH);
49
50distance= duration*0.029/2;
51  // calculate for using meters , 150 is equal to 1,5 mtr / 6 Feet
52
53if (distance
54  <= 150){
55  leds[0] = CRGB::Red;
56  FastLED.show();
57  tone(buzzer, 1000);
58  // tone frequence 1 Khz , you can change them 
59}
60else {
61   leds[0] = CRGB::Green;
62
63  FastLED.show();
64  noTone(buzzer); 
65}
66delay(500); // delay else the neopixel
67  led and measure are to fast 
68}

/*
Friendly Watchzi Social distance robot 
Made by Mark Huijbers
  , Netherlands
Used : Arduino Nano R3 
you can change the Neopixel colors (
  see color names online)
you can change the tone frequence 
*/

#include
  "FastLED.h"
#define NUM_LEDS 1 // How many leds ,program counting from 0
#define
  DATA_PIN 7 // Pin7 on NANO (data leds)
CRGB leds[NUM_LEDS];

const int
  trigPin = 4; //ultransone sensor
const int echoPin = 5; //ultransone sensor
long
  duration;
int distance;
const int buzzer = 9; // buzzer position

void
  setup() { 
   
FastLED.addLeds<WS2812B, DATA_PIN, RGB>(leds, NUM_LEDS); //
  type leds Neopixel with controller WS2821B
pinMode(trigPin, OUTPUT); 
pinMode(echoPin,
  INPUT); 
pinMode(buzzer, OUTPUT); 
}

void loop() { 


digitalWrite(trigPin,
  LOW);
delayMicroseconds(2);
digitalWrite(trigPin, HIGH);
delayMicroseconds(10);
digitalWrite(trigPin,
  LOW);

duration = pulseIn(echoPin, HIGH);

distance= duration*0.029/2;
  // calculate for using meters , 150 is equal to 1,5 mtr / 6 Feet

if (distance
  <= 150){
  leds[0] = CRGB::Red;
  FastLED.show();
  tone(buzzer, 1000);
  // tone frequence 1 Khz , you can change them 
}
else {
   leds[0] = CRGB::Green;

  FastLED.show();
  noTone(buzzer); 
}
delay(500); // delay else the neopixel
  led and measure are to fast 
}

Downloadable files

Fritzing schematic

Fritzing schematic file

Fritzing schematic

Frizing diagram PDF

Fritzing schematic

Fritzing schematic file

Fritzing schematic

Documentation

STL file base