Article View: comp.sys.ibm.pc.hardware
Article #19892Re: What is MCGA?
From: David Charlap
Date: Mon, 11 Jan 1993 21:56
Date: Mon, 11 Jan 1993 21:56
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In article <10JAN199310055249@utarlg.uta.edu> b645zjo@utarlg.uta.edu (Rick Homard) writes: > >I recently got some software which requires either an EGA, MCGA, or VGA >video adapters. What is MCGA? The software will not run on my PC >with a CGA card. Additionally, does an emulator exist so I can run >the software on my PC (ie: can I fool the software into thinking I >have either of the monitors listed)? MCGA is a subset of VGA. It was implemented on bottom-end PS/2's in the early years of the PS/2. It stands for Multi Colored Graphics Adapter. It mimics all modes of the MDA/CGA/EGA adapters. It can also do all these modes with the 18-bit palette registers of a VGA. If you give it full memory (I think this is 256K), you can get 320x200x256 (a-la VGA) and 640x480xmono (sort-of VGA). It also has analog output. It's never been used aside from some low-end IBM machines. When a program uses MCGA, they usually refer to the VGA-low-res 320x200x256 mode that MCGA also does. -- |) David Charlap | .signature confiscated by FBI due to /|_ dic5340@hertz.njit.edu | an ongoing investigation into the ((|,) | source of these .signature virusses ~|~
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Path: arc1-ca.pugleaf.net!sparky!uunet!zaphod.mps.ohio-state.edu!howland.reston.ans.net!paladin.american.edu!gatech!concert!rutgers!njitgw.njit.edu!hertz.njit.edu!dic5340 From: dic5340@hertz.njit.edu (David Charlap) Newsgroups: comp.sys.ibm.pc.hardware Subject: Re: What is MCGA? Message-ID: <1993Jan11.215605.528@njitgw.njit.edu> Date: 11 Jan 93 21:56:05 GMT References: <10JAN199310055249@utarlg.uta.edu> Sender: news@njit.edu Organization: New Jersey Institute of Technology, Newark, N.J. Lines: 25 Nntp-Posting-Host: hertz.njit.edu