// Pulse Sensor Amped - Heartbeat Monitoring Code
// This code assumes you have connected a Pulse Sensor to analog pin A0

const int pulsePin = A0; // Pulse Sensor connected to analog pin A0
int pulseValue;         // Variable to store raw pulse sensor data
int heartRate;          // Variable to store calculated heart rate
int threshold = 550;    // Adjust this value based on your sensor and environment

void setup() {
  Serial.begin(9600);  // Start serial communication at 9600 baud
  pinMode(pulsePin, INPUT); // Set the pulsePin as an INPUT
}

void loop() {
  pulseValue = analogRead(pulsePin); // Read the pulse sensor value

  // If the pulseValue exceeds the threshold, a heartbeat is detected
  if (pulseValue > threshold) {
    heartRate = calculateHeartRate(); // Calculate heart rate (placeholder function)
    Serial.print("Heart Rate: ");
    Serial.print(heartRate);
    Serial.println(" BPM");
    delay(1000); // Delay for 1 second to limit serial output frequency
  }
}

// Placeholder function for calculating heart rate
int calculateHeartRate() {
  // This function should implement the actual heart rate calculation
  // For this example, we'll return a dummy value
  return 72; // Replace with actual calculation
}