int potPin1 = A0; // Analog pin where the sensor is connected
int potPin2 = A1;
int buzzPin = 10;
int ledPin = 9;
int brightness = 0;
int dt = 500; // Delay time in milliseconds

void setup() {
  Serial.begin(9600); // Start serial communication at 9600 baud
  pinMode(potPin1, INPUT);
  pinMode(potPin2, INPUT);
  pinMode(ledPin, OUTPUT);
  pinMode(buzzPin, OUTPUT);
}
void loop() {
  int potValue = analogRead(potPin1);
  int freqValue = analogRead(potPin2); // Read analog value from the sensor
  // Convert the analog value to voltage (assuming a 5V reference)
  float voltage = (potValue * 5.0) / 1023.0;
  brightness = map(potValue, 0, 1023, 0, 255);
  int freq = map(freqValue, 0, 1023, 0, 255);
  analogWrite(ledPin, brightness);
  analogWrite(buzzPin, freq);
  tone(buzzPin, freq);
  delay(dt);
  noTone(buzzPin);
  // Print the analog value and its corresponding voltage
  Serial.print("Analog Value: ");
  Serial.print(potValue); 
  Serial.println(" V");
  Serial.print("Voltage: ");
  Serial.print(voltage);
  Serial.println(" V");
  Serial.print("Brightness = ");
  Serial.println(brightness);
  Serial.print("Frequency = ");
  Serial.println(freq);
  delay(dt); // Wait for 500 milliseconds before the next reading
  // brightness = 255 * potValue / 1023;
}