OK, so doing some reading while I’m waiting for my flight and I see the Mega doesn’t work right with the ThingShield out of the box. So I understand I have to use a different library by Ogiewon:
Which I get from here
I think.
And I copy the entire contents of that github into the libraries folder on the PC where my IDE runs…
I think…
Then I’ve got to figure out the jumpers in order to use the hardware Serial I/O instead of the software serial device.
On to researching hardware serial ports on the Mega.