Ah yes, well the Hardware Serial implementation on the Mega2560 instantiates 4 serial objects even if you don't want them. I suspect they stay there because they are initialized in init().
There may be other reasons as well.
Ah yes, well the Hardware Serial implementation on the Mega2560 instantiates 4 serial objects even if you don't want them. I suspect they stay there because they are initialized in init().
There may be other reasons as well.