Atmel ICE specifies pins connections for programming (datasheet):
Pin 3 should be connected to GND. However, pin 3 (PA02) is used for DAC Output later in my application:
My question is, is this okay to do? Maybe I am getting something blatantly wrong.
Pinout of my MCU: Section 4.1.1 here https://cdn.sparkfun.com/datasheets/Dev/Arduino/Boards/Atmel-42181-SAM-D21_Datasheet.pdf