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Re: C64/128 vs Apple -- Video?
- Subject: Re: C64/128 vs Apple -- Video?
- From: Cameron Kaiser <ckaiser@floodgap.com>
- Date: 26 Jun 2006 00:16:03 -0500
- Newsgroups: comp.sys.apple2, comp.sys.cbm
- Organization: Eight Bit Subversives Planning To Replace All PCs with C64s, Inc.
- References: <75xng.123172$dW3.43899@newssvr21.news.prodigy.com> <Xns97EDCB32ECE13thewisesenternet@198.186.192.136> <E%Gng.73005$4L1.5689@newssvr11.news.prodigy.com>
- Xref: g2news2.google.com comp.sys.apple2:9763 comp.sys.cbm:17226
Crosspost to comp.sys.cbm.
"Bryan Parkoff" <nospam@nospam.com> writes:
>>>Now, what about C64/128? It has 40x25 lines so it looks like 640x200
>>>resolution. Do C64/C128 use CGA font? Is video circuit more complex,
>>>but Apple II's video circuit is little simpler? I am curious.
>>The C64's VIC-II chip has 8x8 text at 320x200 resolution. 640x200 would
>>imply 80-column text. The Apple II, however, used discreet logic chips to
>>generate it's video(the IBM CGA cards were designed much the same way. In
>>fact, when used with a composite monitor, the CGA color palette is almost
>>identical to the Apple's color palette) The Apple also only generates a
>>composite signal. The C64, OTOH, also produces S-video.
>So, C64 does not use NTSC monitor or TV? It is not the VIDEO signal so it
>uses S-Video?
No, the Commodore 64 produces an NTSC or PAL signal which has chroma and
luma on separate lines (i.e., separated video). There is also an RF connection
for a television set.
--
Cameron Kaiser * ckaiser@floodgap.com * posting with a Commodore 128
personal page: http://www.armory.com/%7Espectre/
** Computer Workshops: games, productivity software and more for C64/128! **
** http://www.armory.com/%7Espectre/cwi/ **