multiple CGA cards on ISA bus?

Dave McGuire mcguire at
Tue Dec 26 10:14:13 CST 2006

On Dec 25, 2006, at 6:07 PM, Chris M wrote:
>>> Can you have CGA and VGA in at the same time?
>  It's already been said you can't have CGA and VGA by
> someone, but I'm curious why. Obviously multiple VGA
> cards are possible under Win98 and beyond.

   It is a hardware limitation.  PCI is no problem because it's slot- 
addressable, but on non-slot-addressable buses like ISA you run into  
problems with boards sitting at the same I/O and/or memory addresses.


Dave McGuire
Cape Coral, FL

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