Re: EGA/VGA + CGA in same PC?
Posted on 2019-08-21, 17:05
CGA uses memory at B8000 and I/O at 3Dx EGA set for monochrome monitor uses memory at B0000 or A0000 and I/O at 3Bx Should work. With VGA... hard to tell, there are many (S)VGA cards with DIP switches to set them for mono - then they should work alongside CGA, but others - probably not.