[rescue] DEFPA Programming Docs?
jkunz at unixag-kl.fh-kl.de
Mon Jan 20 18:26:50 CST 2003
On 2003.01.21 00:13 Dave McGuire wrote:
> 3.3MBps, compared to Unibus' 7MBps. I believe most of the drop in
> speed from Unibus to Qbus comes from the fact tht the data and address
> lines are multiplexed on to the same set of lines in Qbus, so data and
> addresses can't be sent at the same time. Remember Qbus was intended
> as a lower-cost alternative to the older Unibus.
Well. I have the "PDP-11 bus handbook" on my desk. But I am to lazy to
read it. ;-)
> You're running NetBSD on your /400, aren't you?
I had it running. When I moved in September, the machine became one
"leg" of my desk. The other "leg" is a Sun 3/260. I don't like to
have running machines in my living room, so it is powered down.
 From the "TOP TEN SIGNS THAT YOU'RE A VAX GEEK"
8. You stopped purchasing new furniture when you realized that
your computers work just as well.
 All my machines are in an extra machine room. I made a hole, about 6
cm in diameter, in the wall and run extension cables through it to my
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