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Jon Crowell
,
William Cattey
4
May 3
Boot imaged SD card from pidp8i-2026-05-15-trixie.img
Hi, I got a new PI4 and it all worked... pidp8i-test validated all the LEDS and switches worked. I
unread,
Boot imaged SD card from pidp8i-2026-05-15-trixie.img
Hi, I got a new PI4 and it all worked... pidp8i-test validated all the LEDS and switches worked. I
May 3
Mike Katz
, …
William Cattey
3
May 3
Incandescent Lamp Simulation Question with latest build
Hello Ian, Nice to know you're monitoring this communication. I think I know what's going on,
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Incandescent Lamp Simulation Question with latest build
Hello Ian, Nice to know you're monitoring this communication. I think I know what's going on,
May 3
Mike Markowski
,
William Cattey
4
May 3
os8-cp can't find python lib
The work-around didn't work? DARN! How very odd. The fix I checked into trunk seems to work even
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os8-cp can't find python lib
The work-around didn't work? DARN! How very odd. The fix I checked into trunk seems to work even
May 3
Sven Moritz Hallberg
, …
William Cattey
39
May 3
Inverting the deposit switch in software
I did that bodge-wiring myself. With the latest release, the software can now cope just fine with
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Inverting the deposit switch in software
I did that bodge-wiring myself. With the latest release, the software can now cope just fine with
May 3
William Cattey
, …
Obsolescence
22
May 3
Planning a new releasse in time for VCF East in April 2026.
Hi Steve, Thanks for the feedback on the front panel switch documentation. After having taken some
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Planning a new releasse in time for VCF East in April 2026.
Hi Steve, Thanks for the feedback on the front panel switch documentation. After having taken some
May 3
Michael Underhill
, …
Robert White
4
Apr 28
New ASR-33 teletype emulator with paper tape reader/punch
Pygame does install for me under Windows 11, but it does not install for everyone. It appears that
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New ASR-33 teletype emulator with paper tape reader/punch
Pygame does install for me under Windows 11, but it does not install for everyone. It appears that
Apr 28
r cs
,
Obsolescence
2
Apr 27
Re: [pidp8] Digest for pidp-8@googlegroups.com - 7 updates in 7 topics
On Monday, April 27, 2026 at 11:32:48 PM UTC+2 rcs wrote: Can people who bought kits previously buy a
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Re: [pidp8] Digest for pidp-8@googlegroups.com - 7 updates in 7 topics
On Monday, April 27, 2026 at 11:32:48 PM UTC+2 rcs wrote: Can people who bought kits previously buy a
Apr 27
Rick B
Apr 27
"Portable" PiDP8
Hi, all, I've made my PiDP8 portable. When I built the kit ages ago, I repositioned the Raspberry
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"Portable" PiDP8
Hi, all, I've made my PiDP8 portable. When I built the kit ages ago, I repositioned the Raspberry
Apr 27
Mike Markowski
Apr 27
TECO!
Last summer (2025) I decided to refresh my ancient TECO know how. For quicker searching I saved
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TECO!
Last summer (2025) I decided to refresh my ancient TECO know how. For quicker searching I saved
Apr 27
sunnybo...@gmail.com
,
Obsolescence
2
Apr 27
Well that was interesting!
On Tuesday, March 10, 2026 at 5:23:16 AM UTC+1 sunnybo...@gmail.com wrote: The PiDP-8 was not as easy
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Well that was interesting!
On Tuesday, March 10, 2026 at 5:23:16 AM UTC+1 sunnybo...@gmail.com wrote: The PiDP-8 was not as easy
Apr 27
Mike Katz
, …
Obsolescence
4
Apr 27
Schematic Question
The Kicad project files sloshed about on various places in the Google Group and website. But now,
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Schematic Question
The Kicad project files sloshed about on various places in the Google Group and website. But now,
Apr 27
Obsolescence
Apr 27
Newsletter & Parts tester
All, With apologies for not being online as much as I should: the latest 'Newsletter' with a
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Newsletter & Parts tester
All, With apologies for not being online as much as I should: the latest 'Newsletter' with a
Apr 27
Gary Myers
,
Steve Tockey
9
Apr 22
Running TSS/8
Gary, By the way, in case you didn't already know, you can edit the 2.script file in the /opt/
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Running TSS/8
Gary, By the way, in case you didn't already know, you can edit the 2.script file in the /opt/
Apr 22
Steven Mason
, …
Jeremy Radwan
4
Apr 8
Deeper Thought for Shallow Brains
Got this working on a fresh install of the latest PiDP8/I software on a RasPi 3B. Looks nice, thanks!
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Deeper Thought for Shallow Brains
Got this working on a fresh install of the latest PiDP8/I software on a RasPi 3B. Looks nice, thanks!
Apr 8
Mike Katz
Apr 5
Throttling in new build question
I am running Bill's latest PiDP-8/I software on two PiDP-8/I's. The one on the left is
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Throttling in new build question
I am running Bill's latest PiDP-8/I software on two PiDP-8/I's. The one on the left is
Apr 5
Steven Mason
,
Helium Phoenix
2
Apr 2
Clear the Screen (CLR)
"Clearing the screen" is terminal specific, it depends on what kind of terminal (or
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Clear the Screen (CLR)
"Clearing the screen" is terminal specific, it depends on what kind of terminal (or
Apr 2
Jeff Jetton
Mar 31
New Front-Panel Game: Shut the Box
Hello all, I just finished creating a version of the game "Shut the Box" that's played
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New Front-Panel Game: Shut the Box
Hello all, I just finished creating a version of the game "Shut the Box" that's played
Mar 31
John Kennedy
, …
ggrinton
7
Mar 19
Hopefully a useful app for PiDP users!
I've updated the app to 1.3. Please check it out! On Monday, March 9, 2026 at 3:57:11 PM UTC-7
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Hopefully a useful app for PiDP users!
I've updated the app to 1.3. Please check it out! On Monday, March 9, 2026 at 3:57:11 PM UTC-7
Mar 19
Bill Silver
, …
John Kennedy
18
Mar 6
PDP-8 Programming Challenge and What AI Can't Do (Yet)
Maybe pertinent - https://boingboing.net/2026/03/03/donald-knuth-the-godfather-of-computer-science-
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PDP-8 Programming Challenge and What AI Can't Do (Yet)
Maybe pertinent - https://boingboing.net/2026/03/03/donald-knuth-the-godfather-of-computer-science-
Mar 6
Bill Silver
, …
Glenn Babecki
5
Feb 26
Timesharing on the MIT Weather Radar PDP-8/IX
Well aside from being 50 years ago, I owe access to those fraternity brothers that explored the
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Timesharing on the MIT Weather Radar PDP-8/IX
Well aside from being 50 years ago, I owe access to those fraternity brothers that explored the
Feb 26
Rob Foster
, …
R Clark
3
Feb 13
Mounted a small monitor on top of my PiDP8 for running the Tu56 sim
I like that. Neat. I need to look into the Tu56 sim. Sounds interesting. On Thursday, February 12,
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Mounted a small monitor on top of my PiDP8 for running the Tu56 sim
I like that. Neat. I need to look into the Tu56 sim. Sounds interesting. On Thursday, February 12,
Feb 13
DR
,
Mark Lawler
3
Feb 7
Is there a deep thought program running under simh?
Thank you , I'll check it out! Dale
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Is there a deep thought program running under simh?
Thank you , I'll check it out! Dale
Feb 7
DR
,
Andrew Trice
5
Jan 30
Are there more 'modern' versions of Blinkenlights or Deep Thought available?
Thank you. I'll try it this afternoon. I'm sure there are members here who compile long code
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Are there more 'modern' versions of Blinkenlights or Deep Thought available?
Thank you. I'll try it this afternoon. I'm sure there are members here who compile long code
Jan 30
Mike Sachs
,
Ian Schofield
3
Jan 29
spacewar source code
Thank you so much Ian. I will give it a try and let you know... On Thursday, January 15, 2026 at 10:
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spacewar source code
Thank you so much Ian. I will give it a try and let you know... On Thursday, January 15, 2026 at 10:
Jan 29
michae...@gmail.com
2
Jan 18
Un-Assembled PiDP-8 Available
On Sunday, January 18, 2026 at 5:56:17 PM UTC-5 michae...@gmail.com wrote: Anyone interested in
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Un-Assembled PiDP-8 Available
On Sunday, January 18, 2026 at 5:56:17 PM UTC-5 michae...@gmail.com wrote: Anyone interested in
Jan 18
Ken Hansen
, …
Steve Tockey
3
Jan 12
PDP-8 spotted in movie...
The original "Classic 8" (sometimes called the "Straight 8") appears in an
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PDP-8 spotted in movie...
The original "Classic 8" (sometimes called the "Straight 8") appears in an
Jan 12
ggrinton
, …
Steve Tockey
3
Jan 2
Sing_Step selection of OS fails
Apologies for taking a while to reply but I've been in China for the last 3 weeks without access
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Sing_Step selection of OS fails
Apologies for taking a while to reply but I've been in China for the last 3 weeks without access
Jan 2
Rick Adams
,
AndyB
3
12/16/25
TSS8 and ODTHI
Well, I know a little more now, via some searching and experimentation. If you load a program with
unread,
TSS8 and ODTHI
Well, I know a little more now, via some searching and experimentation. If you load a program with
12/16/25
William Cattey
, …
Ian Schofield
27
11/11/25
cycle-accurate emulation revisited.
Hi all again, Apologies. This app has been a bit of a moving target as minor changes have accumulated
unread,
cycle-accurate emulation revisited.
Hi all again, Apologies. This app has been a bit of a moving target as minor changes have accumulated
11/11/25
Mike Katz
, …
Ian Schofield
4
11/11/25
Line input routine
Hi All, A teletype input routine can become very involved depending on the application. In the first
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Line input routine
Hi All, A teletype input routine can become very involved depending on the application. In the first
11/11/25