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Showing posts from March, 2022

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 ); ...
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how to make Fingerprint door lock project / fingerprint sensor with arduino uno / Harish Projects

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 full making video link -  https://youtu.be/p_5H-3qjmEM //Arduino Code// #include <Adafruit_Fingerprint.h> SoftwareSerial mySerial(2, 3); Adafruit_Fingerprint finger = Adafruit_Fingerprint(&mySerial); #define RELAY_PIN       4 #define ACCESS_DELAY    3000 // Keep lock unlocked for 3 seconds  void setup() {   // set the data rate for the sensor serial port   finger.begin(57600);   delay(5);   if (finger.verifyPassword())    {   }    else    {     while (1) { delay(1); }   }      pinMode(RELAY_PIN, OUTPUT);   digitalWrite(RELAY_PIN, HIGH);   //Switch off relay initially. Relay is LOW level triggered relay so we need to write HIGH. } void loop() {   if ( getFingerPrint() != -1)   {     digitalWrite(RELAY_PIN, LOW);     delay(ACCESS_DELAY);     digitalWrite(RELAY_PIN, HIGH);      }...
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How to make Joystick Control Robot With servo Motor | Best Arduino Project / Harish Projects

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 Full video link -  https://youtu.be/YTpgQ6iNrPo //Arduino code// #include <Servo.h> bool repeatePlaying = false; /* Repeatedly is running recorded cycle */ int delayBetweenCycles = 2000; /* Delay between cycles */ int basePin = 11;       /* Base servo */ int shoulderPin = 10;   /* Shoulder servo */ int elbowPin = 9;       /* Elbow servo */ int gripperPin = 6;     /* Gripper servo */ int xdirPin = 0;        /* Base - joystick1*/ int ydirPin = 1;        /* Shoulder - joystick1 */ int zdirPin = 3;        /* Elbow - joystick2 */ int gdirPin = 2;        /* Gripper - joystick2 */ //int pinRecord = A4;     /* Button record - backward compatibility */ //int pinPlay = A5;       /* Button play  - backward compatibility */ int pinRecord = PD2;     /* Button record - recommended (A4 is...
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How to make Joystick control Robot / Dc motor with motor Driver using Arduino / Harish Projects

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 Full video Link -  https://youtu.be/zmBf7VJ6HIU Arduino Code #define enA 9 #define in1 4 #define in2 5 #define enB 10 #define in3 6 #define in4 7 int motorSpeedA = 0; int motorSpeedB = 0; void setup() {   pinMode(enA, OUTPUT);   pinMode(enB, OUTPUT);   pinMode(in1, OUTPUT);   pinMode(in2, OUTPUT);   pinMode(in3, OUTPUT);   pinMode(in4, OUTPUT); } void loop() {   int xAxis = analogRead(A0); // Read Joysticks X-axis   int yAxis = analogRead(A1); // Read Joysticks Y-axis   // Y-axis used for forward and backward control   if (yAxis < 470) {     // Set Motor A backward     digitalWrite(in1, HIGH);     digitalWrite(in2, LOW);     // Set Motor B backward     digitalWrite(in3, HIGH);     digitalWrite(in4, LOW);     // Convert the declining Y-axis readings for going backward from 470 to 0 into 0 to 255 value for the PWM signal for increasing the motor speed ...
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