[cctalk] Re: Vintage Computer Fest Midwest "DECnut" pizza party

2023-09-08 Thread Bill Gunshannon via cctalk
On 9/8/2023 5:07 PM, Zane Healy wrote: On Sep 8, 2023, at 6:20 AM, Bill Gunshannon via cctalk wrote: On 9/7/2023 9:20 PM, Gavin Scott via cctalk wrote: On Thu, Sep 7, 2023 at 4:49 PM ste...@malikoff.com steven--- via cctalk wrote: Here in Oz, VAX has been a popular brand of vacuum

[cctalk] Re: Vintage Computer Fest Midwest "DECnut" pizza party

2023-09-08 Thread KenUnix via cctalk
Zane is it accessible remotely? Just curious.. -Ken On Fri, Sep 8, 2023 at 5:17 PM Zane Healy via cctalk wrote: > > > > On Sep 8, 2023, at 6:20 AM, Bill Gunshannon via cctalk < > cctalk@classiccmp.org> wrote: > > > > > > On 9/7/2023 9:20 PM, Gavin Scott via cctalk wrote: > >> On Thu, Sep 7,

[cctalk] Re: Vintage Computer Fest Midwest "DECnut" pizza party

2023-09-08 Thread Zane Healy via cctalk
> On Sep 8, 2023, at 6:20 AM, Bill Gunshannon via cctalk > wrote: > > > On 9/7/2023 9:20 PM, Gavin Scott via cctalk wrote: >> On Thu, Sep 7, 2023 at 4:49 PM ste...@malikoff.com steven--- via >> cctalk wrote: >>> Here in Oz, VAX has been a popular brand of vacuum cleaner for many >>>

[cctalk] Re: Vintage Computer Fest Midwest "DECnut" pizza party

2023-09-08 Thread Bill Gunshannon via cctalk
On 9/8/2023 9:29 AM, Raymond Wiker via cctalk wrote: On 8 Sep 2023, at 15:20, Bill Gunshannon via cctalk wrote: On 9/7/2023 9:20 PM, Gavin Scott via cctalk wrote: On Thu, Sep 7, 2023 at 4:49 PM ste...@malikoff.com steven--- via cctalk wrote: Here in Oz, VAX has been a popular brand of

[cctalk] Re: Vintage Computer Fest Midwest "DECnut" pizza party

2023-09-08 Thread Raymond Wiker via cctalk
> On 8 Sep 2023, at 15:20, Bill Gunshannon via cctalk > wrote: > > > On 9/7/2023 9:20 PM, Gavin Scott via cctalk wrote: >> On Thu, Sep 7, 2023 at 4:49 PM ste...@malikoff.com steven--- via >> cctalk wrote: >>> Here in Oz, VAX has been a popular brand of vacuum cleaner for many >>> decades.

[cctalk] Re: Vintage Computer Fest Midwest "DECnut" pizza party

2023-09-08 Thread Bill Gunshannon via cctalk
On 9/7/2023 9:20 PM, Gavin Scott via cctalk wrote: On Thu, Sep 7, 2023 at 4:49 PM ste...@malikoff.com steven--- via cctalk wrote: Here in Oz, VAX has been a popular brand of vacuum cleaner for many decades. We had one until recently. https://www.vax.com.au/

[cctalk] Re: Vintage Computer Fest Midwest "DECnut" pizza party

2023-09-07 Thread ben via cctalk
On 2023-09-07 3:44 p.m., ste...@malikoff.com steven--- via cctalk wrote: On 09/07/2023 2:36 AM AEST Mike Katz via cctalk wrote: Does VAX have nothing to do with vacuum cleaners? Here in Oz, VAX has been a popular brand of vacuum cleaner for many decades. We had one until recently.

[cctalk] Re: Vintage Computer Fest Midwest "DECnut" pizza party

2023-09-07 Thread Gavin Scott via cctalk
On Thu, Sep 7, 2023 at 4:49 PM ste...@malikoff.com steven--- via cctalk wrote: > Here in Oz, VAX has been a popular brand of vacuum cleaner for many decades. > We had one until recently. > https://www.vax.com.au/ http://catb.org/jargon/html/V/VAX.html

[cctalk] Re: Vintage Computer Fest Midwest "DECnut" pizza party

2023-09-07 Thread Tarek Hoteit via cctalk
TRUE! Only the vintage folks (us) would appreciate what or how we think Earlier today Paul Koning sent a post under a seperate thread “…., (movb #1,r0) fetches the instruction and increments PC by 2, thfetches the word where the PC points and increments by 2, not 1 again.” And then sent a

[cctalk] Re: Vintage Computer Fest Midwest "DECnut" pizza party

2023-09-07 Thread Mike Katz via cctalk
Whom ever said youth is wasted on the young was telling a very serious truth. On 9/7/2023 7:12 PM, Tarek Hoteit wrote: Safe recovery! Yes, the physical human OLD sucks (not the geeky-part <- guess that keeps us more functioning) - - - - - - - - - - - - - Tarek Hoteit ta...@infocom.ai +1

[cctalk] Re: Vintage Computer Fest Midwest "DECnut" pizza party

2023-09-07 Thread Tarek Hoteit via cctalk
Safe recovery! Yes, the physical human OLD sucks (not the geeky-part <- guess that keeps us more functioning) - - - - - - - - - - - - - Tarek Hoteit ta...@infocom.ai +1 360-838-3675 https://infocom.ai > On Sep 7, 2023, at 5:07 PM, Mike Katz via cctalk > wrote: > > My sympathies to both

[cctalk] Re: Vintage Computer Fest Midwest "DECnut" pizza party

2023-09-07 Thread Mike Katz via cctalk
My sympathies to both of you and wishes for a good and complete recovery. 2 years ago I had a heart attack in my dojo.   8 stents and a pacemaker later I was back on the mat in 3 weeks.  It was 6 months before I was able to go full speed. Getting old sucks!!! On 9/7/2023 6:58 PM, KenUnix

[cctalk] Re: Vintage Computer Fest Midwest "DECnut" pizza party

2023-09-07 Thread KenUnix via cctalk
Jon, Yea. It affected my left side. Loss of muscle strength. I am left handed and lost my strength but luckily can still type albeit slower. Good thing the keyboard has a backspace key. Fortunately I still get ideas but it sometimes takes awhile to write them down. -Ken On Thu, Sep 7, 2023 at

[cctalk] Re: Vintage Computer Fest Midwest "DECnut" pizza party

2023-09-07 Thread Jon Elson via cctalk
On 9/7/23 17:18, KenUnix via cctalk wrote: Hi guys. Since I can't get out due to my stroke, be sure to post plenty of snaps of the event... Sorry to hear about that.  I had a very mild stroke 2 years ago, but it has affected dexterity in my right hand.  My writing is now horrible (my

[cctalk] Re: Vintage Computer Fest Midwest "DECnut" pizza party

2023-09-07 Thread KenUnix via cctalk
Hi guys. Since I can't get out due to my stroke, be sure to post plenty of snaps of the event... Pizza hold the pepperoni. -Ken On Thu, Sep 7, 2023 at 6:06 PM Mike Katz via cctalk wrote: > With Dorothy and the Tin Woodsman as their salespeople 藍 > > I think those would be micro-vaxen

[cctalk] Re: Vintage Computer Fest Midwest "DECnut" pizza party

2023-09-07 Thread Mike Katz via cctalk
With Dorothy and the Tin Woodsman as their salespeople 藍 I think those would be micro-vaxen because they are only single user. On 9/7/2023 4:44 PM, ste...@malikoff.com steven--- via cctalk wrote: On 09/07/2023 2:36 AM AEST Mike Katz via cctalk wrote: Does VAX have nothing to do with vacuum

[cctalk] Re: Vintage Computer Fest Midwest "DECnut" pizza party

2023-09-07 Thread ste...@malikoff.com steven--- via cctalk
> On 09/07/2023 2:36 AM AEST Mike Katz via cctalk wrote: > Does VAX have nothing to do with vacuum cleaners? Here in Oz, VAX has been a popular brand of vacuum cleaner for many decades. We had one until recently. https://www.vax.com.au/ Steve

[cctalk] Re: Vintage Computer Fest Midwest "DECnut" pizza party

2023-09-07 Thread Paul Koning via cctalk
> On Sep 7, 2023, at 9:12 AM, Paul Koning via cctalk > wrote: > > > >> On Sep 7, 2023, at 3:17 AM, Lars Brinkhoff wrote: >> >> Paul Koning wrote: >>> Even then it increments by 2, by special exception. So 112700, 1 >>> (movb #1,r0) fetches the instruction and increments PC by 2, then

[cctalk] Re: Vintage Computer Fest Midwest "DECnut" pizza party

2023-09-07 Thread Paul Koning via cctalk
> On Sep 7, 2023, at 3:17 AM, Lars Brinkhoff wrote: > > Paul Koning wrote: >> Even then it increments by 2, by special exception. So 112700, 1 >> (movb #1,r0) fetches the instruction and increments PC by 2, then >> fetches the word where the PC points and increments by 2, not 1, >> again. >

[cctalk] Re: Vintage Computer Fest Midwest "DECnut" pizza party

2023-09-07 Thread Lars Brinkhoff via cctalk
Paul Koning wrote: > Even then it increments by 2, by special exception. So 112700, 1 > (movb #1,r0) fetches the instruction and increments PC by 2, then > fetches the word where the PC points and increments by 2, not 1, > again. It's not really a special exception because immediate mode is

[cctalk] Re: Vintage Computer Fest Midwest "DECnut" pizza party

2023-09-06 Thread Fritz Mueller via cctalk
> On Sep 6, 2023, at 12:48 PM, Paul Koning via cctalk > wrote: > > The weird case of the 11/05 is because the general registers are assigned > addresses 177700 through 177707 for R0 through PC, so R1 is at 177701 even > though it's a word wide. On most models those addresses only work from

[cctalk] Re: Vintage Computer Fest Midwest "DECnut" pizza party

2023-09-06 Thread Paul Koning via cctalk
> On Sep 6, 2023, at 3:32 PM, Jon Elson via cctalk > wrote: > > On 9/6/23 14:00, Mike Katz via cctalk wrote: >> Paul, >> >> I'm not an 11 expert but don't most instruction fetches (or the last clock >> phase on an instruction) cause the pc to increment by one? > PDP-11 instructions are

[cctalk] Re: Vintage Computer Fest Midwest "DECnut" pizza party

2023-09-06 Thread Nigel Johnson Ham via cctalk
And for a bonus point, which signal description had an asterisk beside it with a footnote, "add an extra 20 minutes on Saturday night" before marketing found out and scotched it? cheers, Nigel Nigel Johnson, MSc., MIEEE, MCSE VE3ID/G4AJQ/VA3MCU Amateur Radio, the origin of the open-source

[cctalk] Re: Vintage Computer Fest Midwest "DECnut" pizza party

2023-09-06 Thread Paul Koning via cctalk
> On Sep 6, 2023, at 3:00 PM, Mike Katz via cctalk > wrote: > > Paul, > > I'm not an 11 expert but don't most instruction fetches (or the last clock > phase on an instruction) cause the pc to increment by one? No, by 2 because memory addresses are byte addresses but instructions are

[cctalk] Re: Vintage Computer Fest Midwest "DECnut" pizza party

2023-09-06 Thread Jon Elson via cctalk
On 9/6/23 14:00, Mike Katz via cctalk wrote: Paul, I'm not an 11 expert but don't most instruction fetches (or the last clock phase on an instruction) cause the pc to increment by one? PDP-11 instructions are 16-bit.  Since memory is byte-addressed, the instruction counter should normally

[cctalk] Re: Vintage Computer Fest Midwest "DECnut" pizza party

2023-09-06 Thread Jon Elson via cctalk
On 9/6/23 12:08, Paul Koning via cctalk wrote: Reminds me of the "PDP-11 trivia contest" that was held at DECUS, I think on the occasion of the 20th anniversary of the PDP-11. If so that would have been 2000. I still have the poster that went with it somewhere. And I remember the question I

[cctalk] Re: Vintage Computer Fest Midwest "DECnut" pizza party

2023-09-06 Thread Mike Katz via cctalk
Paul, I'm not an 11 expert but don't most instruction fetches (or the last clock phase on an instruction) cause the pc to increment by one? On 9/6/2023 12:08 PM, Paul Koning via cctalk wrote: Reminds me of the "PDP-11 trivia contest" that was held at DECUS, I think on the occasion of the

[cctalk] Re: Vintage Computer Fest Midwest "DECnut" pizza party

2023-09-06 Thread Paul Koning via cctalk
> On Sep 6, 2023, at 1:14 PM, Fritz Mueller wrote: > > >> On Sep 6, 2023, at 10:08 AM, Paul Koning via cctalk >> wrote: >> "On what model and under what circumstances will the PC increment by 1?" > > At least true on a KD11-B when executing code out of the memory-mapped > register file

[cctalk] Re: Vintage Computer Fest Midwest "DECnut" pizza party

2023-09-06 Thread Fritz Mueller via cctalk
> On Sep 6, 2023, at 10:08 AM, Paul Koning via cctalk > wrote: > "On what model and under what circumstances will the PC increment by 1?" At least true on a KD11-B when executing code out of the memory-mapped register file :-) (I just happen to have been wading through one of these a couple

[cctalk] Re: Vintage Computer Fest Midwest "DECnut" pizza party

2023-09-06 Thread Paul Koning via cctalk
Reminds me of the "PDP-11 trivia contest" that was held at DECUS, I think on the occasion of the 20th anniversary of the PDP-11. If so that would have been 2000. I still have the poster that went with it somewhere. And I remember the question I contributed: "On what model and under what