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Re: Apple //e's RGB Card To Apple IIgs' RGB Monitor



"Alex Freed" <alexf@mirrow.com> wrote in message 
fvKdna0XRp9sNxTYnZ2dnUVZ_ompnZ2d@comcast.com">news:fvKdna0XRp9sNxTYnZ2dnUVZ_ompnZ2d@comcast.com...
> "Michael J. Mahon" <mjmahon@aol.com> wrote in message
> coSdnfT4maJXPRTYnZ2dnUVZ_ozinZ2d@comcast.com">news:coSdnfT4maJXPRTYnZ2dnUVZ_ozinZ2d@comcast.com...
>>
>> Of course I don't agree--there are many possible solutions.  SRAM is
>> one of the fastest, cheapest, and best (though it requires loading
>> at system startup time).
>
> I'll make a deal with you, Michael. I would not tell the group what the 
> best
> algorithm for drawing circles is. :))
>
> The concept of SRAM is great. Once you design a practical implementation
> with either a uC to load it at boot or interface to Apple bus to do the 
> same
> you'll end up with a pretty compicated design.
>
> By contrast a GAL is a single chip solution. And it's hard to beat the 
> price
> too.
> About a buck.

    I understand why Michael disagrees.  Please offer a detail how RAM or 
ROM chip may benefit with Apple IIgs' 16 color table from Apple //e's RGBI 
port?  Do you offer ideas?  I am open to hear.

Bryan Parkoff