eric at brouhaha.com
Wed Jul 23 18:35:48 CDT 2008
Charles H Dickman wrote:
> Is it possible to connect the Qbus of two
> microPDP-11/83s together? what about Unibus PDP-11/84s?
Neither one without a lot of hardware hacking.
> Since bus arbitration is handled by the processor, arbitration on one of
> the processors would need to be disabled. The KDJ11-B Users Guide
> doesn't suggest a way to do this.
AFAIK, there's no feature to do that designed into it.
IIRC, the MicroVAX II CPU module (KA630) was designed to do exactly what
> I am tired of reading about the first computer on the internet...
I haven't seen any discussion of that here, and it's not controversial.
> Besides, I have not heard any of you wise guys argue that there couldn't
> be a first computer on the internet (or Internet) or any network since a
> single computer can't make up a network.
Well, one of them had to be the first to send a packet, and I think you
can argue that you are connected to the internet until you actually send
or receive a packet. The node receiving that first packet would then be
the second node on the internet, since it started receiving the packet
at a later time than the first node started sending it (due to
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