I m getting serial does not name a type error, expected declaration before '}' token line 69
const int trigPin = 9;
const int echoPin = 10;
const int buzzer = 11;
const int ledPin = 13;
// defines variables
long duration;
int distance;
int safetyDistance;
void setup() {
pinMode(trigPin, OUTPUT); // Sets the trigPin as an Output
pinMode(echoPin, INPUT); // Sets the echoPin as an Input
pinMode(buzzer, OUTPUT);
pinMode(ledPin, OUTPUT);
Serial.begin(9600); // Starts the serial communication
}
void loop() {
// Clears the trigPin
digitalWrite(trigPin, LOW);
delayMicroseconds(2);
// Sets the trigPin on HIGH state for 10 micro seconds
digitalWrite(trigPin, HIGH);
delayMicroseconds(10);
digitalWrite(trigPin, LOW);
// Reads the echoPin, returns the sound wave travel time in microseconds
duration = pulseIn(echoPin, HIGH);
// Calculating the distance
distance = duration * 0.034 / 2;
safetyDistance = distance;
if (safetyDistance <= 5) {
digitalWrite(buzzer, HIGH);
digitalWrite(ledPin, HIGH);
tone(buzzer, 1000);
delay(100);
noTone(buzzer);
delay(100);
}
else {
digitalWrite(buzzer, LOW);
digitalWrite(ledPin, LOW);
}
if (safetyDistance > 5 && safetyDistance <= 10) {
digitalWrite(buzzer, HIGH);
digitalWrite(ledPin, HIGH);
tone(buzzer, 3000);
delay(3000);
noTone(buzzer);
delay(3000);
} else {
digitalWrite(buzzer, LOW);
digitalWrite(ledPin, LOW);
}
}
Serial.print("Distance: ");
Serial.println(distance);
}