Ultrasonic Sensor Based Radio Radar

 Hello guys welcome to the Electronics Creator blog 

 in the todays tutorials we will make Ultrasonic sensor based radio radar...

you can view this video directly from here......

Lets go....

First of all get these three components 

Arduino Nano 

Ultrasonic Sensor 

 SG 90  micro sero motor

setup like this

downlioad the circuit diagram from here

Download code from here
// Includes the Servo library #include <Servo.h>. // Defines Tirg and Echo pins of the Ultrasonic Sensor const int trigPin = 3; const int echoPin = 4; // Variables for the duration and the distance long duration; int distance; Servo myServo; // Creates a servo object for controlling the servo motor void setup() { pinMode(trigPin, OUTPUT); // Sets the trigPin as an Output pinMode(echoPin, INPUT); // Sets the echoPin as an Input Serial.begin(9600); myServo.attach(5); // Defines on which pin is the servo motor attached } void loop() { // rotates the servo motor from 15 to 165 degrees for(int i=15;i<=165;i++){ myServo.write(i); delay(30); distance = calculateDistance();// Calls a function for calculating the distance measured by the Ultrasonic sensor for each degree Serial.print(i); // Sends the current degree into the Serial Port Serial.print(","); // Sends addition character right next to the previous value needed later in the Processing IDE for indexing Serial.print(distance); // Sends the distance value into the Serial Port Serial.print("."); // Sends addition character right next to the previous value needed later in the Processing IDE for indexing } // Repeats the previous lines from 165 to 15 degrees for(int i=165;i>15;i--){ myServo.write(i); delay(30); distance = calculateDistance(); Serial.print(i); Serial.print(","); Serial.print(distance); Serial.print("."); } } // Function for calculating the distance measured by the Ultrasonic sensor int calculateDistance(){ digitalWrite(trigPin, LOW); delayMicroseconds(2); // Sets the trigPin on HIGH state for 10 micro seconds digitalWrite(trigPin, HIGH); delayMicroseconds(10); digitalWrite(trigPin, LOW); duration = pulseIn(echoPin, HIGH); // Reads the echoPin, returns the sound wave travel time in microseconds distance= duration*0.034/2; return distance; }  

and upload in arduino but firstly download the servo motor in arduino IDE

after uploading the PROGRAM download the Processing 4 software from here 

and open it....

and copy the code from here but before uploading type your com port name...

for please copy these line and search in program 

 myPort = new Serial(this,"COM10", 9600); 

import processing.serial.*; // imports library for serial communication import java.awt.event.KeyEvent; // imports library for reading the data from the serial port import java.io.IOException; Serial myPort; // defines Object Serial // defubes variables String angle=""; String distance=""; String data=""; String noObject; float pixsDistance; int iAngle, iDistance; int index1=0; int index2=0; PFont orcFont; void setup() { size (1366, 700); // ***CHANGE THIS TO YOUR SCREEN RESOLUTION*** smooth(); myPort = new Serial(this,"COM10", 9600); // starts the serial communication myPort.bufferUntil('.'); // reads the data from the serial port up to the character '.'. So actually it reads this: angle,distance. } void draw() { fill(98,245,31); // simulating motion blur and slow fade of the moving line noStroke(); fill(0,4); rect(0, 0, width, height-height*0.065); fill(98,245,31); // green color // calls the functions for drawing the radar drawRadar(); drawLine(); drawObject(); drawText(); } void serialEvent (Serial myPort) { // starts reading data from the Serial Port // reads the data from the Serial Port up to the character '.' and puts it into the String variable "data". data = myPort.readStringUntil('.'); data = data.substring(0,data.length()-1); index1 = data.indexOf(","); // find the character ',' and puts it into the variable "index1" angle= data.substring(0, index1); // read the data from position "0" to position of the variable index1 or thats the value of the angle the Arduino Board sent into the Serial Port distance= data.substring(index1+1, data.length()); // read the data from position "index1" to the end of the data pr thats the value of the distance // converts the String variables into Integer iAngle = int(angle); iDistance = int(distance); } void drawRadar() { pushMatrix(); translate(width/2,height-height*0.074); // moves the starting coordinats to new location noFill(); strokeWeight(2); stroke(98,245,31); // draws the arc lines arc(0,0,(width-width*0.0625),(width-width*0.0625),PI,TWO_PI); arc(0,0,(width-width*0.27),(width-width*0.27),PI,TWO_PI); arc(0,0,(width-width*0.479),(width-width*0.479),PI,TWO_PI); arc(0,0,(width-width*0.687),(width-width*0.687),PI,TWO_PI); // draws the angle lines line(-width/2,0,width/2,0); line(0,0,(-width/2)*cos(radians(30)),(-width/2)*sin(radians(30))); line(0,0,(-width/2)*cos(radians(60)),(-width/2)*sin(radians(60))); line(0,0,(-width/2)*cos(radians(90)),(-width/2)*sin(radians(90))); line(0,0,(-width/2)*cos(radians(120)),(-width/2)*sin(radians(120))); line(0,0,(-width/2)*cos(radians(150)),(-width/2)*sin(radians(150))); line((-width/2)*cos(radians(30)),0,width/2,0); popMatrix(); } void drawObject() { pushMatrix(); translate(width/2,height-height*0.074); // moves the starting coordinats to new location strokeWeight(9); stroke(255,10,10); // red color pixsDistance = iDistance*((height-height*0.1666)*0.025); // covers the distance from the sensor from cm to pixels // limiting the range to 40 cms if(iDistance<40){ // draws the object according to the angle and the distance line(pixsDistance*cos(radians(iAngle)),-pixsDistance*sin(radians(iAngle)),(width-width*0.505)*cos(radians(iAngle)),-(width-width*0.505)*sin(radians(iAngle))); } popMatrix(); } void drawLine() { pushMatrix(); strokeWeight(9); stroke(30,250,60); translate(width/2,height-height*0.074); // moves the starting coordinats to new location line(0,0,(height-height*0.12)*cos(radians(iAngle)),-(height-height*0.12)*sin(radians(iAngle))); // draws the line according to the angle popMatrix(); } void drawText() { // draws the texts on the screen pushMatrix(); if(iDistance>40) { noObject = "Out of Range"; } else { noObject = "In Range"; } fill(0,0,0); noStroke(); rect(0, height-height*0.0648, width, height); fill(98,245,31); textSize(25); text("10cm",width-width*0.3854,height-height*0.0833); text("20cm",width-width*0.281,height-height*0.0833); text("30cm",width-width*0.177,height-height*0.0833); text("40cm",width-width*0.0729,height-height*0.0833); textSize(40); text("The Electronics Creator ", width-width*0.875, height-height*0.0277); text("Angle: " + iAngle +" °", width-width*0.48, height-height*0.0277); text("Distance: ", width-width*0.26, height-height*0.0277); if(iDistance<40) { text(" " + iDistance +" cm", width-width*0.225, height-height*0.0277); } textSize(25); fill(98,245,60); translate((width-width*0.4994)+width/2*cos(radians(30)),(height-height*0.0907)-width/2*sin(radians(30))); rotate(-radians(-60)); text("30°",0,0); resetMatrix(); translate((width-width*0.503)+width/2*cos(radians(60)),(height-height*0.0888)-width/2*sin(radians(60))); rotate(-radians(-30)); text("60°",0,0); resetMatrix(); translate((width-width*0.507)+width/2*cos(radians(90)),(height-height*0.0833)-width/2*sin(radians(90))); rotate(radians(0)); text("90°",0,0); resetMatrix(); translate(width-width*0.513+width/2*cos(radians(120)),(height-height*0.07129)-width/2*sin(radians(120))); rotate(radians(-30)); text("120°",0,0); resetMatrix(); translate((width-width*0.5104)+width/2*cos(radians(150)),(height-height*0.0574)-width/2*sin(radians(150))); rotate(radians(-60)); text("150°",0,0); popMatrix(); }  

and lastly simply run the program to sho the output 

i hope guys you are understaned this video and learn somthing new from this video. so, we will meat in the next one until then take care and by byyyyy.....

thanks for reading this blog....

team THE ELECTRONICS CREATOR..................