Re: Connect two AVM B1 PCI 3.0 cards to build a tiny network

From	Arachide <houten.van@orange.fr>
Newsgroups	comp.sys.transputer
Subject	Re: Connect two AVM B1 PCI 3.0 cards to build a tiny network
Date	2020-05-07 11:42 +0200
Organization	Aioe.org NNTP Server
Message-ID	<r90l5e$1fo$1@gioia.aioe.org> (permalink)
References	<9bf6868a-d49e-446c-a117-21f5722b8e85@googlegroups.com>

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Le 07/05/2020 à 11:24, Mike B. a écrit :
> Hi!
> 
> To connect two AVM PCI transputer cards only 3 wires and an tiny cut is required.
> 
> Connect Card1 <-> Card2:
> 
>    LinkIn1 <-> LinkOut1
>    LinkOut1 <-> LinkOut1
>    Reset <-> Reset
> 
> On Card2 the Reset has to be disconnected from the XC5202 which normally drives this signal.
> 
> http://www.transputer.net/hw/avm/avmb1pciv30.png
> 
> Nevertheless: Linkspeed is only 10Mbit (850kB/s between the cards) and both has only 1MB of ram. But at least with 3 memory cycles which is the fastest possible configuration.
> 
> Today successfully realized by Arachide:
> 
>> rspy -l -m
>    # Part  rt Link0 Link1 Link2 Link3 RAM@cycle
>    0 T425C 20  310K  862K   ...   ... 4K@1,1020@3.
>    1 T400C 20   ...  883K   ...   ... 2K@1,1022@3.
> 
> -Mike
> 

I followed Mike's method, and here are the pictures of the setting:

https://gtello.pagesperso-orange.fr/transputer.htm#p9

I have a net of two T4xx now. Ready to play with OCCAM...

Thanks Mike!

Guillaume.

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Connect two AVM B1 PCI 3.0 cards to build a tiny network "Mike B." <michael_bruestle@yahoo.com> - 2020-05-07 02:24 -0700
  Re: Connect two AVM B1 PCI 3.0 cards to build a tiny network Arachide <houten.van@orange.fr> - 2020-05-07 11:42 +0200
  Re: Connect two AVM B1 PCI 3.0 cards to build a tiny network (now 3 connected!) Arachide <houten.van@orange.fr> - 2020-05-15 22:22 +0200

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