How to make Distance Meter using Ultrasonic Sensor || Made with Arduino || Ultrasonic Sensor || Hindi

How to make Distance Meter using Ultrasonic Sensor || Made with Arduino || Ultrasonic Sensor

Learn how you can make your own Distance meter using Arduino and Ultrasonic sensor

Material Needed:-

• Arduino UNO
• Ultrasonic Sensor
• LCD with i2c interfearnce
• Jumper Wire

Wiring:-

Wiring of Ultrasonic Sensor -----> Arduino

• Vcc      ----------->   5v
• GND    -----------> GND
• TRIG   ----------->   D7
• ECHO ----------->   D8

Wiring of LCD with i2c -----> Arduino

• Vcc      ----------->   5v
• GND    -----------> GND
• SDA     ----------->   A4
• SCL     ----------->   A5

Coding:-

/* * Distance Meter Using Ultrasonic Sensor * for more visit * http://bit.ly/diyareebyoutube */ //libraries for LCD #include <Wire.h> #include <LiquidCrystal_I2C.h> LiquidCrystal_I2C lcd(0x3F,16,2);  // set the LCD address to 0x27 for a 16 chars and 2 line display int pingPin = 7; //Pin diclaration for Trig of Ultrasonic sensor int inPin = 8; //Pin diclaration for ECHO of Ultrasonic sensor long duration, inches, cm; int indec, cmdec; int inchconv = 147; int cmconv = 59; String s1, s2; void setup() { lcd.init(); // Initializes the interface to the LCD screen lcd.backlight();//Turn Backlight on Serial.begin(9600);//Serial Communication pinMode(pingPin, OUTPUT);//Trig pin as Output pinMode(inPin, INPUT);//Echo pin as Input } void loop() {   //Send Ultrasonic Sound digitalWrite(pingPin, LOW); delayMicroseconds(2); digitalWrite(pingPin, HIGH); delayMicroseconds(10); digitalWrite(pingPin, LOW); //record the duration of ultrasonic sound duration = pulseIn(inPin, HIGH); //Change microsecond to Inches inches = microsecondsToInches(duration); //Accurate inches in decimal indec = (duration - inches * inchconv) * 10 / inchconv; //Change microsecond to centimeter cm = microsecondsToCentimeters(duration); //Accurate Centimeter in decimal cmdec = (duration - cm * cmconv) * 10 / cmconv; //s1 is the String for INCH s1 = "Inch:-" + String(inches) + "." + String(indec) + "in" + " "; //s2 is the String for CENTIMETER s2 = "Centimeter:-" + String(cm) + "." + String(cmdec) + "cm" + " "; //Print Distance on Serial Monitor Serial.print(s1);//Print INCH Serial.print("\t");//Space Serial.println(s2);//Print CM //Print Distance on LCD lcd.setCursor(0,0); lcd.print(s1); lcd.setCursor(0,1); lcd.print(s2); delay(600); } long microsecondsToInches(long microseconds) { return microseconds / inchconv; } long microsecondsToCentimeters(long microseconds) { return microseconds / cmconv; }

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