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 (distance <20 && distance>1) {   delay(1000); for(int i
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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

    motorSpeedA = map(yAxis, 470, 0, 0, 255);

    motorSpeedB = map(yAxis, 470, 0, 0, 255);

  }

  else if (yAxis > 550) {

    // Set Motor A forward

    digitalWrite(in1, LOW);

    digitalWrite(in2, HIGH);

    // Set Motor B forward

    digitalWrite(in3, LOW);

    digitalWrite(in4, HIGH);

    // Convert the increasing Y-axis readings for going forward from 550 to 1023 into 0 to 255 value for the PWM signal for increasing the motor speed

    motorSpeedA = map(yAxis, 550, 1023, 0, 255);

    motorSpeedB = map(yAxis, 550, 1023, 0, 255);

  }

  // If joystick stays in middle the motors are not moving

  else {

    motorSpeedA = 0;

    motorSpeedB = 0;

  }


  // X-axis used for left and right control

  if (xAxis < 470) {

    // Convert the declining X-axis readings from 470 to 0 into increasing 0 to 255 value

    int xMapped = map(xAxis, 470, 0, 0, 255);

    // Move to left - decrease left motor speed, increase right motor speed

    motorSpeedA = motorSpeedA - xMapped;

    motorSpeedB = motorSpeedB + xMapped;

    // Confine the range from 0 to 255

    if (motorSpeedA < 0) {

      motorSpeedA = 0;

    }

    if (motorSpeedB > 255) {

      motorSpeedB = 255;

    }

  }

  if (xAxis > 550) {

    // Convert the increasing X-axis readings from 550 to 1023 into 0 to 255 value

    int xMapped = map(xAxis, 550, 1023, 0, 255);

    // Move right - decrease right motor speed, increase left motor speed

    motorSpeedA = motorSpeedA + xMapped;

    motorSpeedB = motorSpeedB - xMapped;

    // Confine the range from 0 to 255

    if (motorSpeedA > 255) {

      motorSpeedA = 255;

    }

    if (motorSpeedB < 0) {

      motorSpeedB = 0;

    }

  }

  // Prevent buzzing at low speeds (Adjust according to your motors. My motors couldn't start moving if PWM value was below value of 70)

  if (motorSpeedA < 70) {

    motorSpeedA = 0;

  }

  if (motorSpeedB < 70) {

    motorSpeedB = 0;

  }

  analogWrite(enA, motorSpeedA); // Send PWM signal to motor A

  analogWrite(enB, motorSpeedB); // Send PWM signal to motor B

}


//Diagram..




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