On the strength of that, some further rummaging might produce a spare LCD display that you could press into service for your output, thereby releasing hardware serial for the GPS. Doing it that way might even lend more point to the exercise
On the strength of that, some further rummaging might produce a spare LCD display that you could press into service for your output, thereby releasing hardware serial for the GPS. Doing it that way might even lend more point to the exercise