I'm a new Arduino user and just received a Due. I installed IDE 1.8.5 on a MacBook Pro laptop with OSX 10.12.5. I installed the Arduino SAM Boards package through the Boards Manager. I connected the Due to the laptop USB port. I selected Due (Programming Port) as the Board, with the To…

No Mac serial ports

sthudium November 5, 2017, 11:21pm 4

I also executed the example Loop-Back Test Instructions.

It failed.