In my early experiments with Arduino, I used Arduino UNO’s, IDE ver 1.8.5, laptop with win10. Then compiled sketches were uploaded through COM4 succesfully. For a new project I bought a new Arduino UNO and a new Arduino MEGA 2560. These seem to like uploads through COM 5 or COM7. The IDE still wa…

specify com port to upload sketches

Robin2 November 2, 2017, 4:46pm 2

Can't you select the COM port from the Tools/Port menu in the Arduino IDE?

...R

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