The C++ range based for makes working with arrays a lot cleaner. If you look back at the declaration for PinOutputAbstract there were three lines with the keyword static.

Comeau and g++ 3.0.2 can compile it.<P>"A template argument can be a constont expression, the address of an object or function with external linkage, or a non-overloaded pointer to member." ...

Function pointers can be nice in *some* cases, though I have found IME that they are often a pain to implement and maintain. I vote your best bet is an old-school solution.<BR><BR>-Gabe ...