Arduino Light Theremin Code

int sensorValue;
int sensorLow = 1023;
int sensorHigh = 0;
const int ledPin = 13;

void setup() {
  pinMode(ledPin, OUTPUT);
  digitalWrite(ledPin, HIGH);

  // Calibrate the sensor for the first 5 seconds
  while (millis() < 5000) {
    sensorValue = analogRead(A0);
    if (sensorValue > sensorHigh) {
      sensorHigh = sensorValue;  // Track the highest sensor value
    }
    if (sensorValue < sensorLow) {
      sensorLow = sensorValue;  // Track the lowest sensor value
    }
  }

  digitalWrite(ledPin, LOW);  // Turn off the LED after calibration
}

void loop() {
  sensorValue = analogRead(A0);

  // Map the sensor value to a pitch range
  int pitch = map(sensorValue, sensorLow, sensorHigh, 50, 4000);

  // Play the tone based on the pitch
  tone(8, pitch, 10);

  // Small delay to avoid overwhelming the Arduino
  delay(50);
}