The video is uploaded to zero electronics youtube channel as
Automatic Car Parking Toll Gate System Using Arduino And Utrasonic Sensor.
Watch that video and copy code below and paste code in your Arduino IDE
Project & Code Below :
How to make simple Automatic car Parking toll gate system using Arduino and ultrasonic sensor
Automatic car Parking toll gate system using Arduino and ultrasonic sensor
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Components used :
1. Arduino
2. UltraSonic sensor
3. Servo Motor
4. Breadboard
Coding
#include <Servo.h>
Servo myservo;
int pos = 0;
int cm = 0;
long readUltrasonicDistance(int triggerPin, int echoPin)
{
pinMode(triggerPin, OUTPUT);
digitalWrite(triggerPin, LOW);
delayMicroseconds(2);
digitalWrite(triggerPin, HIGH);
delayMicroseconds(10);
digitalWrite(triggerPin, LOW);
pinMode(echoPin, INPUT);
return pulseIn(echoPin, HIGH);
}
void setup() {
pinMode(4,OUTPUT);
pinMode(7,OUTPUT);
digitalWrite(4,HIGH);
digitalWrite(7,LOW);
digitalWrite(12,LOW);
myservo.attach(13);
Serial.begin(9600);
}
void loop() {
cm = 0.01723 * readUltrasonicDistance(5, 6);
if(cm<30){
Serial.print(cm);
Serial.println("cm");
for (pos = 0; pos <= 120; pos += 1) {
myservo.write(pos);
delay(15);
}
delay(500);
for (pos = 120; pos >= 0; pos -= 1) {
myservo.write(pos);
delay(15);
}
delay(5000); //add delay how much you want
}
}
