Chip Upgrades for 11/23 (was Re: 11/03 system on eBay sold)

From: pete_at_dunnington.u-net.com <(pete_at_dunnington.u-net.com)>
Date: Thu Jan 9 12:38:01 2003

On Jan 9, 11:36, Frank Arnold wrote:
> From: Megan <mbg_at_TheWorld.com>

> >It was my understanding that the EIS/FIS chip is only usable with
> >the 11/03 (11/2, PDT) machines (and the PDT requires the dual microm
> >in order to make space for it).
>
> Sorry to correct you, but EIS/FIS is an option to the F-11 uprocessor,
hence
> for 11/23, 11/23+ and 11/24 computers. I'm not aware of any CS-firmware
options
> for 11/03 or 11/02.

No, Megan is correct. EIS/FIS is an option (a single 40-pin MICROM IC
called a KEV11) on the 11/03 KD11 processors. The relevant instructions
are built-in on the 11/23 and 11/24 KDF11 processors. The options for the
KDF11 are KEF11-BB CIS (dual-width), DC304 MMU chip, and KEF11-AA floating
point.

-- 
Pete						Peter Turnbull
						Network Manager
						University of York
Received on Thu Jan 09 2003 - 12:38:01 GMT

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