#define LED_PIN 9
#define POT_PIN A0

int speedDelay = 500; 

void setup() {
  pinMode(LED_PIN, OUTPUT);
  Serial.begin(9600);
}

void loop() {
  int potVal = analogRead(POT_PIN); 
  int pwmVal = map(potVal, 0, 1023, 0, 255); 

  
  speedDelay = map(potVal, 0, 1023, 1000, 50);  

  
  digitalWrite(LED_PIN, HIGH);
  delay(speedDelay);
  digitalWrite(LED_PIN, LOW);
  delay(speedDelay);

  
  Serial.print("Speed (PWM-style): ");
  Serial.println(pwmVal);
}