objectCounter2

// Definisci i pin dei sensori
#define TRANSMITTER_PIN 3  // IR Transmitter pin
#define RECEIVER_PIN 2     // IR Receiver pin

int counter = 0;   // Object counter
int lastState = LOW;  // Last detected IR state

void setup() {
  pinMode(RECEIVER_PIN, INPUT);
  pinMode(TRANSMITTER_PIN, OUTPUT);
  Serial.begin(9600);  // Open serial connection
}

void loop() {
  // Generate 38kHz signal
  for (int i = 0; i < 26; i++) {
    digitalWrite(TRANSMITTER_PIN, HIGH);
    delayMicroseconds(13);
    digitalWrite(TRANSMITTER_PIN, LOW);
    delayMicroseconds(13);
  }

  int currentState = digitalRead(RECEIVER_PIN);  // Read the current state of the receiver

  // Check if the beam was broken
  if (lastState == HIGH && currentState == LOW) {
    counter++;  // Increment the counter
    Serial.println("Object detected!");
    Serial.print("Total number of objects detected: ");
    Serial.println(counter);
  }

  lastState = currentState;  // Update the last state

  delay(100);  // Delay to avoid multiple detection of the same object
}