Your Arduino lets the magic smoke out. Maybe not literally, but it will cease to function. The ATMega328P is a 5V processor. All I/O is limited to 0-5V. Exceed those limits at your peril.
Your Arduino lets the magic smoke out. Maybe not literally, but it will cease to function. The ATMega328P is a 5V processor. All I/O is limited to 0-5V. Exceed those limits at your peril.