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

From: Frank Arnold <fm.arnold_at_gmx.net>
Date: Thu Jan 9 04:34:13 2003

Message: 26
Date: Tue, 7 Jan 2003 16:27:54 -0500 (EST)
From: Megan <mbg_at_TheWorld.com>
To: cctalk_at_classiccmp.org
Subject: Re: Chip Upgrades for 11/23 (was Re: 11/03 system on eBay sold)
>
>>Yes, there sure was a CIS chip for the 11/23[+]. And I am still looking
>
>I know... I have one (maybe two) KDF11-B boards with the CIS chip.
>
>>for one to upgrade one of mine. I do have the FPF-11 floating point
>>processor board that alternately connects to the socket for the FIS
>>chip, I have a FIS chip in another processor board, but the sockets for
>>CIS are still vacant in both.
>
>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.

>The CIS chip is a dual-wide
>chip... it spans two chip spaces on the 11/23 and 11/23+ boards.
>
>>Once I get it / Should I ever get it, which languages could make use of
>>it? - Assembler, of course, and COBOL, I think?
>
>You can always do it in assembler. As for cobol or other layered
>products, you probably have to use a version which has been specifically
>built to use those instructions (or can detect their availability on
>the fly and use them).

Dibol does that.


regards,
Frank Arnold
Received on Thu Jan 09 2003 - 04:34:13 GMT