#define LED_PIN PA5 
#define BUTTON_PIN PA6
void setup()
{
  pinMode(LED_PIN, OUTPUT);
  pinMode(BUTTON_PIN, INPUT);
}
void loop()
{
    int buttonState = digitalRead(BUTTON_PIN);

    if (buttonState == HIGH)
    {
        digitalWrite(LED_PIN, HIGH);
    }
    else
    {
        digitalWrite(LED_PIN, LOW);
    }
}