Groups
Groups
Sign in
Groups
Groups
[PiDP-11]
Conversations
Labels
About
Send feedback
Help
[PiDP-11]
Contact owners and managers
1–30 of 1415
Discussion group for the PiDP-11.
See
the web site
for details & documentation.
Mark all as read
Report group
0 selected
Eric N
, …
terry-...@glaver.org
26
Sep 4
Fixing the LED panel freeze issue
The votes are in! The winner was "Create a GitHub fork" and the runner-up was "No
unread,
Fixing the LED panel freeze issue
The votes are in! The winner was "Create a GitHub fork" and the runner-up was "No
Sep 4
Chris Jordan
, …
Manuel Maseda
5
Sep 4
RSX11M+ HP7550 plotter?
If you want the real thing I can sell you a genuine DEC LVP16 pen plotter !! Manuel On Wednesday,
unread,
RSX11M+ HP7550 plotter?
If you want the real thing I can sell you a genuine DEC LVP16 pen plotter !! Manuel On Wednesday,
Sep 4
Anthony Eros
, …
terry-...@glaver.org
4
Sep 2
Weird SIMH behavior on Windows PC
On Tuesday, September 2, 2025 at 8:50:34 PM UTC-4 foob...@gmail.com wrote: I'm guessing I need to
unread,
Weird SIMH behavior on Windows PC
On Tuesday, September 2, 2025 at 8:50:34 PM UTC-4 foob...@gmail.com wrote: I'm guessing I need to
Sep 2
Johnny Billquist
, …
terry-...@glaver.org
4
Aug 31
2.11BSD patch 495-496
There's an issue with the Covello 482 image where the 482 patch was applied but not all of the
unread,
2.11BSD patch 495-496
There's an issue with the Covello 482 image where the 482 patch was applied but not all of the
Aug 31
Perry Metzger
, …
johntk...@gmail.com
17
Aug 23
Somewhat easier to deal with SIMH PDP-11 docs...
FYI, for those who are VAX afficionados, I've also cleaned up the SIMH VAX documentation: https:/
unread,
Somewhat easier to deal with SIMH PDP-11 docs...
FYI, for those who are VAX afficionados, I've also cleaned up the SIMH VAX documentation: https:/
Aug 23
Paulo Rebordão
, …
Johnny Billquist
11
Aug 23
Question about BHALT_L line
I have a 2 channel scope so tomorrow I'll take a look at lines BDCOK and BPOK A sábado, 23/08/
unread,
Question about BHALT_L line
I have a 2 channel scope so tomorrow I'll take a look at lines BDCOK and BPOK A sábado, 23/08/
Aug 23
Carl Marbach
,
Tony Nicholson
2
Aug 23
protection violation - in MOUNT
On Saturday, August 23, 2025 at 5:32:24 PM UTC+10 cmar...@marbachs.com wrote: I attach rk05-games-
unread,
protection violation - in MOUNT
On Saturday, August 23, 2025 at 5:32:24 PM UTC+10 cmar...@marbachs.com wrote: I attach rk05-games-
Aug 23
Paulo Rebordão
, …
Johnny Billquist
4
Aug 21
Connecting a terminal to ODT
I think it's slightly wrong to say it reflects parity. Basically, it's just 8-bit clean, no
unread,
Connecting a terminal to ODT
I think it's slightly wrong to say it reflects parity. Basically, it's just 8-bit clean, no
Aug 21
Perry Metzger
,
Sytse van Slooten
4
Aug 21
Small Pi Zero form factor FPGA board...
> On 21 Aug 2025, at 02:44, Perry Metzger <pe...@piermont.com> wrote: > > On 8/20/25
unread,
Small Pi Zero form factor FPGA board...
> On 21 Aug 2025, at 02:44, Perry Metzger <pe...@piermont.com> wrote: > > On 8/20/25
Aug 21
hush
,
Johnny Billquist
3
Aug 19
unable to use rpm - task not in system?
well, whatever it was it's not happening on a fresh install... sorry for the false alarm :) On
unread,
unable to use rpm - task not in system?
well, whatever it was it's not happening on a fresh install... sorry for the false alarm :) On
Aug 19
Carl Marbach
, …
Johnny Billquist
12
Aug 18
Adding a vt100
First of all, don't make things so complicated. It makes it so hard to troubleshoot. Start of
unread,
Adding a vt100
First of all, don't make things so complicated. It makes it so hard to troubleshoot. Start of
Aug 18
Richard McDonald
, …
Johnny Billquist
12
Aug 18
Should 2.11 BSD Patch 493 be applied to PiDP11/70 installations?
Thanks Johnny, Terry, et. al. for explanations that are useful as well as informative. I will take
unread,
Should 2.11 BSD Patch 493 be applied to PiDP11/70 installations?
Thanks Johnny, Terry, et. al. for explanations that are useful as well as informative. I will take
Aug 18
Sytse van Slooten
, …
John Bruner
17
Aug 18
2.11BSD patch 490 causes issue in arp resolution
An interesting coincidence: when simh is using SLIRP for networking, the IP address does appear in
unread,
2.11BSD patch 490 causes issue in arp resolution
An interesting coincidence: when simh is using SLIRP for networking, the IP address does appear in
Aug 18
Mike Ross
, …
John Bruner
3
Aug 15
Unusual question
A software alternative is to change the duty cycle of the LEDs. Look at the table "
unread,
Unusual question
A software alternative is to change the duty cycle of the LEDs. Look at the table "
Aug 15
Bert Driehuis
, …
fr...@wortner.com
7
Aug 15
Microsoft Xenix
Many years ago, I thought I had a tape of PDP-11 Xenix in my attic. I also remember Lireboat
unread,
Microsoft Xenix
Many years ago, I thought I had a tape of PDP-11 Xenix in my attic. I also remember Lireboat
Aug 15
Johnny Billquist
, …
fr...@wortner.com
4
Aug 14
2.11BSD patch 491-494
The copies on tuhs.org are fine, as are the originals on ftp.2bsd.com. On Wednesday, August 13, 2025
unread,
2.11BSD patch 491-494
The copies on tuhs.org are fine, as are the originals on ftp.2bsd.com. On Wednesday, August 13, 2025
Aug 14
John Bruner
,
Johnny Billquist
2
Aug 13
can't send email to bugs@2bsd.com
You can send them to me, and I'll get talking with Steve if needed. Johnny On 2025-08-13 18:53,
unread,
can't send email to bugs@2bsd.com
You can send them to me, and I'll get talking with Steve if needed. Johnny On 2025-08-13 18:53,
Aug 13
Stephane Lajeunesse
Aug 5
2.11BSD disk image with ingres precompiled
Hi All, for anyone looking for a 2.11BSD disk image ready to use with ingres precompiled, you can go
unread,
2.11BSD disk image with ingres precompiled
Hi All, for anyone looking for a 2.11BSD disk image ready to use with ingres precompiled, you can go
Aug 5
Stephane Lajeunesse
,
Heinz-Bernd Eggenstein
4
Aug 5
issues compiling ingres - fails at ovqp
was able to compile and successfully build and query the demo database. Thanks for your help! I'
unread,
issues compiling ingres - fails at ovqp
was able to compile and successfully build and query the demo database. Thanks for your help! I'
Aug 5
Mark Bellon
, …
Bert Driehuis
3
Aug 5
Software install did not work - help
The pdp.sh script returning just "0" means that it did not find a screen(1) session that
unread,
Software install did not work - help
The pdp.sh script returning just "0" means that it did not find a screen(1) session that
Aug 5
timr...@gmail.com
Jul 31
Re: Can an admin please kick this spammer out? //Fwd: Dmt cart for sale online
I second this request. On Thursday, July 31, 2025 at 10:13:38 AM UTC-5 Anton L. wrote: This is not
unread,
Re: Can an admin please kick this spammer out? //Fwd: Dmt cart for sale online
I second this request. On Thursday, July 31, 2025 at 10:13:38 AM UTC-5 Anton L. wrote: This is not
Jul 31
Chris Hill
,
Johnny Billquist
6
Jul 31
questions about RSX and using the johnny bilquist image
As for DUNGEON, I would recommend you install that via RPM, so that you get such dependencies managed
unread,
questions about RSX and using the johnny bilquist image
As for DUNGEON, I would recommend you install that via RPM, so that you get such dependencies managed
Jul 31
Warren Toomey
,
Heinz-Bernd Eggenstein
2
Jul 30
2.11BSD Image with ANSI C Compiler?
This is recent enough to have the ANSI-ish C compiler, and can easily be patched to be up-to-date :
unread,
2.11BSD Image with ANSI C Compiler?
This is recent enough to have the ANSI-ish C compiler, and can easily be patched to be up-to-date :
Jul 30
Heinz-Bernd Eggenstein
Jul 28
building INGRES under recent 2.11BSD versions
Hi! I tried (for the first time now) to compile INGRES under 2.11 BSD Version 481 (so not quite up to
unread,
building INGRES under recent 2.11BSD versions
Hi! I tried (for the first time now) to compile INGRES under 2.11 BSD Version 481 (so not quite up to
Jul 28
Johnny Billquist
Jul 25
MIM move...
As some people have noticed the last few months, MIM have been difficult to reach. It has come to the
unread,
MIM move...
As some people have noticed the last few months, MIM have been difficult to reach. It has come to the
Jul 25
Neil Higgins
, …
hy bot
554
Jul 21
Show us your kits - completed PiDP-11s
The knobs I use are these: https://www.amazon.com/dp/B01F6XUK9G The scale is perfect, as is the line
unread,
Show us your kits - completed PiDP-11s
The knobs I use are these: https://www.amazon.com/dp/B01F6XUK9G The scale is perfect, as is the line
Jul 21
Anthony Eros
, …
Kevin Murrell
6
Jul 15
MUMPS-11 distribution
I would love to see the source for DSM-11. I would imagine the very low level stuff was borrowed from
unread,
MUMPS-11 distribution
I would love to see the source for DSM-11. I would imagine the very low level stuff was borrowed from
Jul 15
Three Jeeps
, …
timr...@gmail.com
5
Jul 15
Blinkenlight graphical panel compatable with current version of PiDP11?
I tried this quite some time ago (many years) and it worked fine then. On Monday, July 14, 2025 at 5:
unread,
Blinkenlight graphical panel compatable with current version of PiDP11?
I tried this quite some time ago (many years) and it worked fine then. On Monday, July 14, 2025 at 5:
Jul 15
terry-...@glaver.org
, …
John Bruner
7
Jul 6
PiDP-11 software install seems to be badly broken (again)
BTW, I need to make a public apology to Oscar - this one is definitely not his fault. Mea culpa.
unread,
PiDP-11 software install seems to be badly broken (again)
BTW, I need to make a public apology to Oscar - this one is definitely not his fault. Mea culpa.
Jul 6
stephan küppers
, …
terry-...@glaver.org
7
Jul 4
Mim.Stupi.NET-Server not available
I can give you a single static public IP (and a system connected to it) if you just need to "
unread,
Mim.Stupi.NET-Server not available
I can give you a single static public IP (and a system connected to it) if you just need to "
Jul 4