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- Newsgroups: comp.sys.amiga.hardware
- Path: sparky!uunet!decwrl!pa.dec.com!ninja!zowie.zso.dec.com!ridder
- From: Hans Ridder <ridder@zso.dec.com>
- Subject: Re: A1000 ECS ?
- Message-ID: <1992Jul22.173346.27281@ninja.zso.dec.com>
- Originator: ridder@zowie.zso.dec.com
- Sender: news@ninja.zso.dec.com (USENET News System)
- Nntp-Posting-Host: zowie.zso.dec.com
- Organization: Digital Equipment Corporation - DECwest Engineering
- References: <al158305.711682867@academ01> <1992Jul21.181107.28894@ninja.zso.dec.com> <21JUL199216040569@uhphys.phys.uh.edu>
- Date: Wed, 22 Jul 1992 17:33:46 GMT
- Lines: 38
-
- In article <21JUL199216040569@uhphys.phys.uh.edu> stich@uhphys.phys.uh.edu (CHRISTIAN STICH) writes:
- >In Appendix C on page 299 of the Amiga Hardware reference manual
- >(edition) it says:
- > At present there are four possible settings. A value of 20 or 30
- > indicates that the enhanced HighRes Agnus is present.
- >
- > 8361 (regular NTSC) or 8370 (fat NTSC) = 10 for NTSC
- > 8367 (regular PAL) or 8371 (fat PAL) = 00 for PAL
- > -> 8368 (hr) or 8372 (fat-hr) = 20 for PAL, 30 for NTSC
- >
- >Notice that the 8368 follows the 8367 but comes numerically before any
- >of the fat Agnus versions.
-
- What 8368?
-
- >This seems to indicate that someone at C= was at least planning a Super
- >(non fat) Agnus for the A1000 (or maybe the A2000A ?) which would still
- >only address 512 KB of chip mem, but allow the ECS video modes such as
- >Productivity and Super-Hires.
-
- How can you draw a conclusion like that? All you can possibly tell from
- the existing chip numbers is that they started numbering the fat Agnuses
- at 8370 and went up from there. Anything beyond that is wild
- speculation.
-
- >When I tried to order one through the local dealership, they couldn't
- >find an order number in Commodore's parts catalog, though.
-
- No surprise, the chip doesn't exist! (What some people will do for
- entertainment?!?)
-
- > Christian
-
- -hans
- --
- Hans-Gabriel Ridder Digital DECwest Engineering
- ridder@rust.zso.dec.com Bellevue, Washington, USA
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