[Simh] F-11 chipset usage information

Johnny Billquist bqt at softjar.se
Mon Sep 17 15:31:24 EDT 2018


Also the VT-24x I seem to remember. Or was that a T11?
I found some documentation when checking 11/23 CPU documentation, but 
not enough to really satisfy.

There were at least some arcade games that used PDP-11. But once again, 
I wonder if it might have been mostly the T11 there too?

   Johnny

On 2018-09-17 21:21, Tim Shoppa wrote:
> In the 1980's, F-11 chip datasheets (enough to build a simple system) 
> seemed plentiful enough because DEC was making some attempt to market 
> the chips. I did some googling but find nothing. Maybe that's just a 
> reflection at how few non-DEC buyers there were for these chips!
> 
> Let me dive into the Micronotes and see if they give useful terms like 
> part numbers or published document numbers that will lead to datasheet 
> references.
> 
> F11's and J11's were used not just on Unibus and Q-bus CPU's but are 
> also found in DEC Pro's, HSC-50's, etc. So it's not unusual to find 
> pulled chips.
> 
> Tim.
> 
> On Mon, Sep 17, 2018 at 2:26 PM Christopher Trumbour 
> <techokami at gmail.com <mailto:techokami at gmail.com>> wrote:
> 
>     Hello,
> 
>     Several weeks ago I had obtained a set of DEC F-11 DIPs. That is,
>     Control (303E) and Data (302H) together on one ceramic DIP package,
>     and the memory management unit (304E) as a ceramic DIP. I've been
>     looking online for information regarding the pinouts and usage of
>     these ICs, but could only find very basic information (e.g. They
>     Exist) or information that is nifty but does not answer my questions
>     (e.g. Bob's web page on the F-11 with die shots).
> 
>     I've directly emailed Bob a few weeks ago about this, but never got
>     any response. However, I know he's active on this list, so maybe if I
>     post here, he will notice me? I'd really love to know more information
>     about these chips, because it might be really cool to develop
>     something around them.
> 
>     Thank you very much,
>     Christopher Trumbour
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> 
> 
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-- 
Johnny Billquist                  || "I'm on a bus
                                   ||  on a psychedelic trip
email: bqt at softjar.se             ||  Reading murder books
pdp is alive!                     ||  tryin' to stay hip" - B. Idol


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