Wet & Dry Waste Smart Dustbin for House | Best science Project | Harish Projects

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 Watch Full Detailed video 👇🏻 Diagram in Video👆 //Arduino Code// //YouTube: Harish Projects //Order Electronic Parts & Project kit:  HarishProjects.com // #include <Servo.h> Servo servo1; const int trigPin = 12; const int echoPin = 11; long duration; int distance=0; int potPin = A0; //input pin int soil=0; int fsoil; void setup()  {   Serial.begin(9600); //Serial.print("Humidity"); pinMode(trigPin, OUTPUT);  pinMode(echoPin, INPUT);  servo1.attach(8); } void loop()  { //YouTube: Harish Projects //Order Electronic Parts & Project kit:  HarishProjects.com //      int soil=0;   for(int i=0;i<2;i++)   { digitalWrite(trigPin, LOW); delayMicroseconds(7); digitalWrite(trigPin, HIGH); delayMicroseconds(10); digitalWrite(trigPin, LOW); delayMicroseconds(10); duration = pulseIn(echoPin, HIGH); distance= duration*0.034/2+distance; delay(10);   }   distance=distance/2;   Serial.println(distance); if ...
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Distance Measuring Device using Ultrasonic sensor | Best Arduino Project | Harish Projects

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 Full Making video Link - https://youtu.be/uc2f4fa_6GQ


//Arduino Code//

//CODE BY Javier Muñoz Sáez,05/11/2016 questions to javimusama@gmail.com
#include <SPI.h>
#include <Wire.h>
#include <Adafruit_GFX.h>
#include <Adafruit_SSD1306.h>

#define CommonSenseMetricSystem
//#define ImperialNonsenseSystem

#define trigPin 13
#define echoPin 12

#define OLED_RESET 4
Adafruit_SSD1306 display(OLED_RESET);

void setup() {
  Serial.begin (9600);
  pinMode(trigPin, OUTPUT);
  pinMode(echoPin, INPUT);
  display.begin(SSD1306_SWITCHCAPVCC, 0x3C); //initialize with the I2C addr 0x3C (128x64)
  display.clearDisplay();

}

void loop() {
  long duration, distance;
  
  digitalWrite(trigPin, LOW);  //PULSE ___|---|___
  delayMicroseconds(2); 
  digitalWrite(trigPin, HIGH);
  delayMicroseconds(10); 
  digitalWrite(trigPin, LOW);
  
  duration = pulseIn(echoPin, HIGH);
  
  #ifdef CommonSenseMetricSystem
  distance = (duration/2) / 29.1;
  #endif
  #ifdef ImperialNonsenseSystem
  distance = (duration/2) / 73.914;
  #endif

  display.setCursor(22,20);  //oled display
  display.setTextSize(3);
  display.setTextColor(WHITE);
  display.println(distance);
  display.setCursor(85,20);
  display.setTextSize(3);
  
  #ifdef CommonSenseMetricSystem
  display.println("cm");
  #endif
  #ifdef ImperialNonsenseSystem
  display.println("in");
  #endif
  
  display.display();

  delay(500);
  display.clearDisplay();
 
  Serial.println(distance);//debug
  
 

}
//Project Diagram//


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