sketch hangs, makes no sense to me, any help?

Using Arduino Programming Questions
14

Not sure which you mean but I made a type with

char setLineOne[] = "'L1:BLAH BLAH";

as it should be

char setLineOne[] = "L1:BLAH BLAH";

My bad. :blush:

Sorry but even with view at 120%, "' (as opposed to ") isn't that clear to these old eyes.