No, but I don't see any flaw in that design. Indeed, it seems like the case of Hoare's "obviously no deficiencies" in a system design.

I believe that the GreenArrays people, setting aside the $450 dev board, also had some notes on making cheap breadboards with their chips or something like that. I don't have a link handy, though. ;/

Could try calling their sales folks and see if a rep will just sample it.