12V LED strips, the 12V will fry the IO pin. If there are more than 1 3-LED segment connected, that will fry the LED pin. May or may not be immediate.
If the uC feels warm or hot to the touch, it is already damaged.
12V LED strips, the 12V will fry the IO pin. If there are more than 1 3-LED segment connected, that will fry the LED pin. May or may not be immediate.
If the uC feels warm or hot to the touch, it is already damaged.