Summary - I cannot select a port in the IDE for use with a Mega 2560 I just purchased and therefore I cannot upload to it. Method - I have an Arduino Uno that I can upload and run programs on. I unplug the USB cable from the Uno ... change my Board Setting to Mega 2560 ... plug the USB cable into …

Mega 2560 - can't find port/won't upload

ptnapivoski May 22, 2018, 7:54pm 4

Maybe Mega 2560 with ATmega16U2 without firmware?

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