On Fri, Mar 24, 2017 at 12:44:37PM -0400, Noel Chiappa via cctalk wrote:
>So all the DEUNA's I've seen have L10 (ceramic package, 10Mhz) 68K's in them.
>Has anyone tried using anything else, and did it work?
>
>I _assume_ an x12 would work, but until someone has acutally tried it...
I don't know,
On Tue, Mar 28, 2017 at 04:35:46PM +, Henk Gooijen via cctalk wrote:
>I found that the famous QIX game was ported to the PDP-11 !!
[...]
>Does anybody have a lead to the software? That would be awesome!
Nope, but I remember a VAX version that also used VT100 graphics.
Possibly the same one? I
On Tue, Mar 28, 2017 at 04:35:46PM +, Henk Gooijen via cctalk wrote:
>Does anybody have a lead to the software? That would be awesome!
Here's a link to the VAX version:
www.decuslib.com/decus/vax_games/mqix/
So it's written in three languages ... and it's multi-user. Could be a
usef
On Tue, Mar 28, 2017 at 02:22:34PM -0700, Brent Hilpert via cctalk wrote:
>(Not sure what the XL designates, I knew them as just Ann Arbor Ambassador).
It's a newer version. I think maybe 60 lines vs. 48 for the classic AAA?
Could be wrong.
John Wilson
D Bit
On Fri, Mar 31, 2017 at 11:32:08AM +, David Griffith via cctalk wrote:
>One of the biggest challenges for the last
>run was getting the QFP-packaged 100-pin chips[1] in a state such that the
>pick-and-place robot wouldn't throw a fit about slight differences in lead
>position. The stuffing hou
On Sat, Apr 01, 2017 at 09:27:47PM -0700, Chuck Guzis via cctalk wrote:
>What do you do about boards with SMT components on *both* sides? I
>can't see how it would work with a toaster oven.
I have much less experience than Jon Elson but I've tried it a few times
and my results agree with his: su
On Tue, Apr 11, 2017 at 08:38:22PM -0400, Charles Dickman via cctalk wrote:
>Subject: If C is so evil why is it so successful?
Seriously, I think the #1 reason is that K&R was fantasically well-written.
If you barely skim that book, you know C.
It's *almost* a good low(-ish)-level language, but u
On Wed, Apr 12, 2017 at 09:08:53AM -0600, Norman Jaffe via cctalk wrote:
>Assembler is a sports car kit.
I'd say it's more like a motorcycle -- it does the most with the least
and it's SO FUN to ride. But if you don't know how, it seems impossible,
and safety is entirely your problem.
John Wils
On Fri, Apr 14, 2017 at 08:05:39AM -0500, Eric Christopherson via cctalk wrote:
>> That does look like a TTY session. But the use of "hacer" (infinitive)
>> for "DO" is puzzling. I would have made it the imperitive "haga".
>
>The usted form, eh? I would have thought computers would warrant tute
On Wed, May 17, 2017 at 08:45:39PM -0400, devin davison via cctalk wrote:
>I have both a pdp 11/34 and 11/23 and am trying to find some bbs software
>to run. Preferably something that will run under an os and not monopolize
>the whole machine.
A krillion years ago I wrote about half of a BBS for m
On Thu, May 18, 2017 at 06:38:24AM +0100, Rod Smallwood wrote:
>So whats stopping you?
That question applies to so much ...
John Wilson
D Bit
Paul Koning via cctalk wrote:
>As an RTS? Wow, that's doing it the hard way. In either RT or RSX
>emulation it would be easier, you have a friendlier development
>environment that way. I've done an application as an RTS in the long-ago
>past (an implementation of QUBIC, 3D 4x4x4x tic-tac-toe for
On Sat, Jun 10, 2017 at 10:35:52PM -0400, Paul Koning wrote:
>John Wilson might have some ideas.
I wrote a MACRO-11 program for dumping raw PDP-8 tapes on my TC11 on RT-11,
years ago. I believe I hacked it to do PDP-10 DECtapes at some point too
(easy change since it's just a different block size
On Fri, Jun 23, 2017 at 08:35:11PM -0500, Paul Anderson via cctalk wrote:
>I should be able to snag one off a spare LA120 kybd. I think they are the
>same style.
>If you still need it, send me your address off list and I'll try to ship
>you one next week.
Similarly, what would you charge for an "E
On Sun, Jul 02, 2017 at 03:54:44PM -0700, Fred Cisin wrote:
>On Sun, 2 Jul 2017, John Wilson wrote:
>>That sounds like the MPX16? I thought the SB180 was a Z180 thing.
>
>You're right.
>
>Sorry
>thinking about the wrong one.
Well they were both super cool. And what was that Z8000-based BASIC
cop
On Sun, Jul 02, 2017 at 02:46:53PM -0700, Fred Cisin via cctech wrote:
>It was Ciarcia, not Garcia
>
>It was designed for reasonable MS-DOS compatability, with a terminal.
>Then Ciarcia released a keyboard interface ISA card to be closer to PC.
>9 slots with the 5 slot spacing of the 5150 case (not
On Sat, Jul 22, 2017 at 02:29:54PM -0700, Fritz Mueller via cctalk wrote:
>I'm in need of cabling and a distribution panel for a DEC DZ11 serial mux
>that I'd like to put in a PDP-11/45. Before I embark on building
>something up from scratch I thought I'd ping here and see if anybody had
>all or p
On Tue, Aug 29, 2017 at 09:04:11PM +0200, E. Groenenberg via cctalk wrote:
>Does somebody maybe have a spare switch of a VT-100 (the one at the back)?
If you get stuck, there's a switch that's made as a replacement part for
Fender guitar amps which, apart from having a metal handle instead of
plas
On Wed, Sep 06, 2017 at 02:07:22PM -0400, william degnan via cctech wrote:
>I'd double check that. I have found, at least in my experience, that the
>beige are more plentiful than what you'd expect if they only made them for
>a few months. I bet they were made for the last year or more of the ru
On Wed, Nov 01, 2017 at 10:10:00AM -0700, Chuck Guzis via cctalk wrote:
>A bit more on the RX03 floppies and why putr probably dies.
>
>The home block for these contains the usual "DECRT11A" and "RT11A" tags,
>as well as the Rad-50 "V3A", cluster size and first directory segment
>pointer, but every
On Fri, Nov 03, 2017 at 09:52:31PM -0400, Brian Walenz via cctech wrote:
>Awesome, thanks! I missed that in my scan of the Mouser catalog.
>
>https://www.mouser.com/ProductDetail/TE-Connectivity/1-480270-0/
>
>$0.86 for the connector, $160 for the crimper.
I have the crimper (for the cable on my
So I'm consolidating my storage and finding I have a lot of surplus stuff.
For starters, I have a few too many RL02K-DCs (also a few RL01K-DCs and a
couple of 12-sector RK05 packs):
http://www.dbit.com/wilson/RL02K-DC.jpg
Believed to be good/usable but of course I guarantee nothing. YMMV
No luck with direct email (to either spacewar or brouhaha) or LinkedIn PM.
I've been cleaning out my old garage and in the process, discovered some
sheet metal (a pair of back doors for a double-wide cab, and one of the
four white separator shims that goes between the three cabs) which belonged
to
On Fri, May 10, 2019 at 05:06:45PM +0200, Liam Proven via cctalk wrote:
>On Fri, 10 May 2019 at 17:04, Charles via cctalk wrote:
>> John Wilson confirmed that his program was designed to work with one floppy
>> and an HDD. He says strange things happen if one tries to use two floppy
>> drives inst
Ersatz-11 V7.3 is finished. CDs have been mailed to users with current
update subscriptions, and the free Demo version may be downloaded from
www.dbit.com/demo.html as usual.
E11 V7.3 has the following new features:
- My favorite one: a BREAKPOINT command which accepts arbitrary boolean
test
On Thu, Mar 02, 2017 at 08:13:24AM +0100, shad via cctalk wrote:
>was anyone some documentation about board sets VT30-H and VTV30-J?
>They should be graphic systems as well, the former Unibus, the latter Qbus.
>Definitely I think they aren't "regular" DEC products, maybe they were
>developed by
On Thu, Mar 02, 2017 at 07:12:06PM +0100, shad via cctech wrote:
>Well, it would be a very nice thing to put the hands on a copy of such
>manual! :)
>Given that I didn't find ANY information on Google about these boards,
>except for the bare description in the PDP11 field guide, it would be ver
I made this as a joke, but also as a simple test device for a NatInst
PCI-DIO-96 GPIO card I was writing a driver for:
https://www.facebook.com/john.m.b.wilson/videos/10212562451077947/
It occurred to me that lots of old machines had binary front panels
(switches and lights) and lots of m
On Fri, Mar 03, 2017 at 03:11:21PM -0700, ben via cctalk wrote:
>Use a TELEPHONE keypad 0-7 OCTAL 8 and 9 binary. :)
I like it! Or else make them dit and dah (like on a Morse keyer) so you
can have alphanumeric entry? Eons ago a friend of mine wanted to design
an audio protocol (e.g. using a Vot
On Fri, Mar 10, 2017 at 08:56:34PM +0100, Jörg Hoppe via cctalk wrote:
>- I saw that neither 5.5 nor 5.6 has no DD, but 5.0 -5.4G and 5.7 has.
>Didn't understand the reason.
They brought back some long-dead drivers for the final release.
>- Also DD.MAC in the 5.0 - 5.4 and 5.7 changes often.
>I t
On Wed, Mar 22, 2017 at 11:02:58AM +1000, Warren Toomey via cctalk wrote:
>OK, so I don't have a real VT100, so I'm accessing an old 4.3BSD system
>with xterm and LXTerminal terminal emulators on Linux. Last night, for a
>laugh, I ran vttest from the 1980s and the terminal emulators performed
>woef
On Wed, Mar 22, 2017 at 09:23:52AM -0400, Ethan Dicks via cctalk wrote:
>Putty seems to be a
>repeat suggestion but it's not for my platforms.
PuTTY interprets ESC [?7l in a weirdly wrong way -- instead of disabling
autowrap (which is already a half-documented feature that's implemented
differentl
On Sun, Feb 11, 2018 at 03:58:48PM -0500, Noel Chiappa via cctalk wrote:
>> From: Bill Degnan
>
>> What is the OS of the disks, what system was this disk used to
>> create/save files to the RL02?
>
>Doesn't really matter, does it, as long as the bits can all be read off the
>pack into a
On Fri, Mar 30, 2018 at 05:46:14PM +0200, Sytse van Slooten via cctalk wrote:
>That's where the questions start. How did a DL-11 like interface signal the
>reception of a break?
NUL with a framing error.
>And how did the operating systems and software deal with it?
However it wanted! In some c
On Mon, Apr 16, 2018 at 07:01:51PM +, W2HX via cctech wrote:
>Hi friends. I have a 1990's vintage commercial radio system that uses an
>80C85A CPU. I am looking to hopefully modify the firmware to make some
>small changes in its behavior. The firmware is contained in two EPROMS.
>
>Can anyon
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