const int buzzerPin = 9;     // Buzzer connected to pin 9
const int potPin = A0;       // Potentiometer connected to analog pin A0

void setup() {
  pinMode(buzzerPin, OUTPUT);  // Set the buzzer pin as an output
  pinMode(potPin, INPUT);      // Set the potentiometer pin as an input
}

void loop() {
  int potValue = analogRead(potPin);       // Read the potentiometer value (0 to 1023)
  int buzzerFrequency = map(potValue, 0, 1023, 100, 1000);  // Map the pot value to a frequency (100Hz to 1000Hz)
  
  tone(buzzerPin, buzzerFrequency);  // Output the frequency to the buzzer
  delay(10);  // Small delay for stability
}