Re: Any non-memory cards for IIgs memory expansion slot?

[Eric Smith <eric-no-spam-for-me@brouhaha.com>]

I wrote:
> Were there any products made for the IIgs memory expansion slots
> other than memory cards?  Were there any combo cards that provided
> memory and another function?  From the hardware reference, it doesn't

Glenn Jones wrote:
> There were combo RAM/ROM boards made by AST and AE and perhaps others

What was the ROM used for?

Speaking of IIgs memory expansion, is it really limited to 4MB of RAM
expansion as documented in the hardware reference?  It looks like there
is theoretically enough address space for up to 14MB of RAM.