What I would do is have the GPS shield alone and try to get it to work.
In so doing you will find out its quirks.
Having the GPS and the SD could also give you problems even if you didn't have the Ethernet shield.
What I would do is have the GPS shield alone and try to get it to work.
In so doing you will find out its quirks.
Having the GPS and the SD could also give you problems even if you didn't have the Ethernet shield.