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Re: Crosspost: Did the cpu influence the display?

Subject: Re: Crosspost: Did the cpu influence the display?
From: Eric Smith <eric@brouhaha.com>
Date: 10 Jan 2006 18:25:12 -0800
Newsgroups: comp.sys.sinclair, comp.sys.tandy, comp.sys.atari.8bit, comp.sys.apple2, comp.sys.cbm
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"Michael J. Mahon" <mjmahon@aol.com> writes:
> His point is well taken--the Apple II display mapping is motivated
> by the desire to display 40 characters/280 pixels per line while
> leaving as few/small holes as possible and using as little logic
> as possible.  DRAM refresh is not a primary consideration, since
> its requirements are easily met by many mappings.

And if you install the Video Associate Labs VB3 Microkeyer in your
Apple II or Apple II+, you get some added video modes including linear
mapping.

Wish I still had mine.  Sigh.

Follow-Ups:
- Re: Crosspost: Did the cpu influence the display?
  - From: "Michael J. Mahon" <mjmahon@aol.com>

References:
- Crosspost: Did the cpu influence the display?
  - From: "Bill H" <bill@ts1000.us>
- Re: Crosspost: Did the cpu influence the display?
  - From: "Andrew Owen" <aoweninoz@yahoo.com.au>
- Re: Crosspost: Did the cpu influence the display?
  - From: Darren Salt <news@youmustbejoking.demon.cu.invalid>
- Re: Crosspost: Did the cpu influence the display?
  - From: "Michael J. Mahon" <mjmahon@aol.com>
- Re: Crosspost: Did the cpu influence the display?
  - From: Alex Freed <alexf@mirrow.com>
- Re: Crosspost: Did the cpu influence the display?
  - From: Linards Ticmanis <ticmanis@gmx.de>
- Re: Crosspost: Did the cpu influence the display?
  - From: "Michael J. Mahon" <mjmahon@aol.com>

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