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radar.ino
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radar.ino
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#include <Servo.h>.
const int trigPin = 10;
const int echoPin = 11;
long duration;
int distance;
Servo myServo;
void setup() {
pinMode(trigPin, OUTPUT);
pinMode(echoPin, INPUT);
Serial.begin(9600);
myServo.attach(12);
}
void loop() {
for(int i=0;i<=180;i++){
myServo.write(i);
delay(40);
distance = calculateDistance();
Serial.print(i);
Serial.print(",");
Serial.print(distance);
Serial.print(".");
}
// Repeats the previous lines from 165 to 15 degrees
for(int i=180;i>0;i--){
myServo.write(i);
delay(40);
distance = calculateDistance();
Serial.print(i);
Serial.print(",");
Serial.print(distance);
Serial.print(".");
}
}
int calculateDistance(){
digitalWrite(trigPin, LOW);
delayMicroseconds(2);
digitalWrite(trigPin, HIGH);
delayMicroseconds(10);
digitalWrite(trigPin, LOW);
duration = pulseIn(echoPin, HIGH);
distance= duration*0.034/2;
return distance;
}