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Re: Info on some Apple // cards?




      Can a newer 80col+ card put in a Rev A machine?  The //e the card
is in will not do 80col at all.  So I am thinking the card went bad.

       -Lockar


In article <43e6ac63$0$342$9b4e6d93@newsread2.arcor-online.net>,
Linards Ticmanis <ticmanis@gmx.de> wrote:

> Lockar wrote:
> 
> > The fourth card is a 80col+ card but it has a switch on it.  Someone
> > wrote on a tape saying 'Hi Res' and 'Double Res'.  Does this switch do
> > any thing?
> 
> The switch was obviously mounted insted of the jumper usually found on 
> this type of card. What it does is this: the earliest IIe mainboard 
> revision (Rev. A) lacked the ability to do double-hires. When you use 
> the card on these boards you have to turn double-res OFF as otherwise 
> the computer won't even start, IIRC. On all the later IIe revisions, you 
> want to turn it ON and thus enable double-hires mode. Some games (e.g. 
> Legend of Blacksilver) and a few other programs can make use of this 
> mode, in which all of the 16 low-res colors are available at hi-res 
> resolution on a color monitor; or you can get a horizontally doubled 
> hi-res resolution (560x192) on a monochrome monitor.
> 
> Can't help you with the others, sorry.