#define LED_PIN PA5  // Change to a different GPIO pin (PA5)

void setup() {
  pinMode(LED_PIN, OUTPUT);
  Serial.begin(115200);  // Initialize serial communication
}

void loop() {
  digitalWrite(LED_PIN, HIGH);  // Turn the LED on
  Serial.println("LED ON");
  delay(3000);                  // Wait for 3 seconds
  
  digitalWrite(LED_PIN, LOW);   // Turn the LED off
  Serial.println("LED OFF");
  delay(3000);                  // Wait for 3 seconds
}