Re: [Simh] An idea for graphics support in SIMH

> One thing that's always bugged me was the fact that SIMH has no > real support for graphics. About six years ago, Doug Gwyn did a complete implementation of the DEC GT48 (a.k.a. VS60) for SIMH/PDP-11. The goal was to be able to play the Lunar Lander game. When I last discussed it with him, it

Re: [Simh] DECUS C

> What's with all the multipart/alternative mail and base64 > encoded no less? I certainly can't read it using VMS Mail. Alan ___ Simh mailing list Simh@trailing-edge.com http://mailman.trailing-edge.com/mailman/listinfo/simh

Re: [Simh] Interim corrections

Bob, Lest you think that your efforts are not appreciated, THEY ARE!!! My personal favorites are the VAX and PDP-11, but it gratifies me to see people using some of the more obscure (at least to me) models. Again, thank you for all the work you have done. Alan Frisbie

Re: [Simh] VMS 4.6 won't boot from a Massbus disk

> What would be most useful would be a VMS 4.X source set, but up > until now, no one in the community has found one. So here are some > questions and ideas for debugging this problem. I have a VMS v4.0 source kit (9-track, 1600 bpi), but tape #3 (of 4) was damaged years ago. It stuck to t

Re: [Simh] EXTERNAL: Problem booting an emulated VAX-11/780 from a Massbus disk drive

*big* difference. When DEC started using microprocessors in their own controllers it got a lot easier, but even then there were occasional problems. I miss those days. I had a lot more fun then. Alan Frisbie ___ Simh mailing list Simh@trailing-edge.com http://mailman.trailing-edge.com/mailman/listinfo/simh

Re: [Simh] Server down.

thing I can look up in the manual, let me know. Alan Frisbie ___ Simh mailing list Simh@trailing-edge.com http://mailman.trailing-edge.com/mailman/listinfo/simh

Re: [Simh] Extended SimH on BeagleBone controls real blinkenlight panels

symposium where a guy gave very convincing sound effects of our favorite DEC peripherals, all from his mouth! > And ... yes: This IS over-engineering ;-) And your point is? :-) I still have an RK05 that probably still works. I'll have to spin it up and make some recor

Re: [Simh] SimH V3.9-0 released

ut your tireless efforts, SimH would not be the excellent product it is today. Again, thank you! Alan Frisbie ___ Simh mailing list Simh@trailing-edge.com http://mailman.trailing-edge.com/mailman/listinfo/simh

Re: [Simh] smallest pdp-11 that can run TECO and sockets(*)?

one or two TU58 drives and ran RT-11 (anyone who knows John would not be surprised by that). Since it was used for collecting data in the field, he called it the Field-11. Somewhere in my archives I have a magazine article about it. I'm sure there were even smaller o

Re: [Simh] PDP11 reset

tick occured before the boot code finished, it would dispatch to somewhere out in the weeds. This was from a project I did in 1982, so my memory of the details may be faulty. As I recall, we were using an LSI-11/23. If necessary, I can search for my notes on that project. Alan Frisbie -- This e

Re: [Simh] Resurrecting the ARPAnet IMP

e item was the teletype listing posted on the wall showing the interaction between "Doctor" and "Parry". I don't recall the sites the two programs were running at, or even if the connection between the two had a human in the loop, but it was quite amusing to read. Does a

Re: [Simh] Database of PDP-11 diagnostics

ages, binary files, > media images, listing scans, file images, and indexes > - a list of all tested devices Wow! This is fantastic. Thank you (and everyone else who made this possible) very much. It is a valuable resource. Alan Frisbie __

Re: [Simh] Database of PDP-11 diagnostics

Anyone need DHV11 cabinet kits? There must be at least 30 Q-bus cards in nice anti-static boxes. Alan Frisbie ___ Simh mailing list Simh@trailing-edge.com http://mailman.trailing-edge.com/mailman/listinfo/simh

Re: [Simh] PCL-11?

ere not pleasant to work with. If you have any specific questions, it might jog some dusty bits loose in my mind. Alan Frisbie ___ Simh mailing list Simh@trailing-edge.com http://mailman.trailing-edge.com/mailman/listinfo/simh

Re: [Simh] SDS 940 TSS bring-up update

opies when I'm done scanning them? Alan Frisbie ___ Simh mailing list Simh@trailing-edge.com http://mailman.trailing-edge.com/mailman/listinfo/simh

[Simh] DEC floppy disk interleave questions

don't mind writing my own code with QIOs. I have a bunch more questions related to this, but this will do for now. :-) All of this is related to cleaning out my storage units and de-cluttering my life. Alan Frisbie -- Alan E. Frisbie fris...@flying-disk.com -- 4759

[Simh] Problem with default builds

ared names. What must I do to avoid this error? I don't think this should happen when doing a default build. The log of the build (with lots of successful stuff snipped) follows below. Thanks, Alan Frisbie Log file: -- $ unzip simh-maste

[Simh] Musings on potential SIMH candidate systems

ones-complement arithmetic, which might cause difficulties. Does anyone have any thoughts on these matters? Alan Frisbie ___ Simh mailing list Simh@trailing-edge.com http://mailman.trailing-edge.com/mailman/listinfo/simh

[Simh] Escape sequence problem with VMS/DECterm

determine the terminal type, but fails with "Inquire cannot determine terminal type". Even when I manually set the terminal type to VT100, EDT still does not work. It seems as if the escape character is not getting through to my DECterm. Has anyone else run up against this problem? Th

[Simh] Adding Codar Q-Timer device to PDP-11 SIMH

o is write a SIMH device which emulates this board, but uses the host system date & time. It seems pretty easy, but I want to know if anyone has already done something like this. Thanks, Alan Frisbie ___ Simh mailing list Simh@trailing-edge.

Re: [Simh] Escape sequence problem with VMS/DECterm

dun...@caltech.edu wrote: > Try the following command in your startup: > > set tti 7b That fixed it! Thank you very much. Now the question is why 8B (the default) does not work? Alan Frisbie ___ Simh mailing list Simh@trailing-edge

Re: [Simh] Escape sequence problem with VMS/DECterm

it to 8b and it still works! Also, the documentation says the default is 8b, but when I start up a new instance and "show tti", it says it is 7b. Something very odd is happening. Alan Frisbie ___ Simh mailing list Simh@trailing-edge.com http://mailman.trailing-edge.com/mailman/listinfo/simh

[Simh] TSV05 on PDP-11/VAX

kwards. I don't know enough C to understand what is happening, or how to determine where the failure is occuring. Or, of course, I could be doing something wrong and it is just user error, not a SIMH problem. Could someone give me a hand here? Thanks, Alan Frisbie ___ Simh mailing list Simh@trailing-edge.com http://mailman.trailing-edge.com/mailman/listinfo/simh

Re: [Simh] TSV05 on PDP-11/VAX

> > Is anyone sucessfully using the TSV05 (TS) device with the PDP-11 > > (or VAX) emulation? > Yes. OK, then I must be doing something wrong. > > Here is the SIMH configuration info: > > > > sim> show ts > > TS address=17772520-17772523, no vector > > attached to dka300:

Re: [Simh] TSV05 on PDP-11/VAX

n figure out why CON ONLINE ALL is taking such a long time to execute... Thanks a lot, Alan Frisbie ___ Simh mailing list Simh@trailing-edge.com http://mailman.trailing-edge.com/mailman/listinfo/simh

[Simh] Problem with reading tape with PDP-11 SIMH

) worked perfectly. Does anyone have any ideas or suggestions before I start a deep dive into the code? Thanks, Alan Frisbie ___ Simh mailing list Simh@trailing-edge.com http://mailman.trailing-edge.com/mailman/listinfo/simh

Re: [Simh] Problem with reading tape with PDP-11 SIMH

ow it down. Try > "sim> DEP TS TIME 5000" or change 5000 to some other large number > (the default is 10). I will try this and let you know what happens. Thanks for the information and suggestions. Alan Frisbie ___ Simh mailing list Simh@trailing-edge.com http://mailman.trailing-edge.com/mailman/listinfo/simh

Re: [Simh] Problem with reading tape with PDP-11 SIMH

ation. How can I find out what the problem is? Here are the commands I am issuing: sim> set ts0 format=tpc sim> show ts0 TS0 not attached, write enabled, TPC format unlimited capacity sim> attach -n ts0 newrsx11s.tpc File open error sim> Thanks, Alan Frisbie __

Re: [Simh] Problem with reading tape with PDP-11 SIMH

On 05/21/2015 12:47 PM, Mark Pizzolato - Info Comm wrote: > sim> set ts0 format=tpc > sim> show ts0 > TS0 not attached, write enabled, TPC format > unlimited capacity > sim> attach -n ts0 newrsx11s.tpc > File open error > sim> Simh does not support writing tapes in TPC format.

Re: [Simh] Problem with reading tape with PDP-11 SIMH

orks fine, RSX reported tape drive errors 1350 - TPC works fine, RSX reported tape drive errors 1200 - TPC hangs 0- TPC hangs To be safe, I think I'll use 2000 from now on when using TPC. Thanks a lot for all the help. It saved me a lot of debugging and head scratc

Re: [Simh] SimH and multi-core host processors

/github.com/simh/simh/issues) or here on the > simh list often are fixed quickly and the best code is then available to all. Boy, I'll say they get fixed quickly! I reported a bug and it got fixed within hours. Does Mark ever sleep? :-) Alan Frisbie ___ Simh mailing list Simh@trailing-edge.com http://mailman.trailing-edge.com/mailman/listinfo/simh

Re: [Simh] DEC floppy disk interleave questions

easily make copies. Each tape/floppy image will be accompanied by a text file with the label and other information, and a .JPG photo of the media and label. I've done about 300 tapes so far, of which 82 are DEC. I have another 300 or so to d

[Simh] Problem with default builds

text that requires a constant expression. at line number 318 in file DKA200:[FRISBIE.SIMH.SIMH-MASTER.INTERDATA]ID16_DBOOT.C;4 %MMK-F-ERRUPD, error status %X10B91262 occurred when updating target SYS$DISK:[.BIN.VMS.LIB]ID16-AXP.OLB The log of the build (with lots of successful stuff snipped

[Simh] Mark's mailbox full

.0 (Other or undefined mailbox status) > Diagnostic-Code: x-local;error writing !AS > %MAIL-W-WRITEERR, error writing $DISK3:[MARK.MAIL]MAIL.MAI > -RMS-F-FUL, device full (insufficient space for allocation) > Last-Attempt-Date: Fri, 7 Aug 2015 15:25:40 -0700 Thanks, Alan Frisbie __

Re: [Simh] Needed: RH750 specification

I am really loving (seriously!) this discussion of documentation versus reality. It takes me back to the days when I was writing drivers and diagnostics for custom devices, and debugging others failures. Please continue these discussions in public, as I find them quite enjoyable -- and education

[Simh] ARK Backup for RT-11

odies". I was part of the RT-11 Y2K team, but apparently the unsupported stuff was added to the tape later. If anyone has an official copy of the RT-11 v5.7 tape, that should also do the trick. Thanks, Alan Frisbie ___ Simh mailing list Simh@trailin

Re: [Simh] terminal multiplexers

On 11/12/2015 01:15 PM, Johnny Billquist wrote: The DECservers 200s were rock solid performers in our engineering offices and on the factory floor. Agreed. 200 and 300 were/are great. How did the Decserver 700 compare against the others? Did it do telnet also? Alan __

Re: [Simh] Looking for a working 9-track magtape transcription setup

l access until my return, so please be patient. Alan Frisbie ___ Simh mailing list Simh@trailing-edge.com http://mailman.trailing-edge.com/mailman/listinfo/simh

Re: [Simh] Old school programming with wiresnips and a question about debugging standalone assembly

ist have similar stories. Back then we did the impossible with nothing. Alan Frisbie ___ Simh mailing list Simh@trailing-edge.com http://mailman.trailing-edge.com/mailman/listinfo/simh

Re: [Simh] RT-11 Storage Strategy

both an RK05J (removable) and an RK05F (fixed). I used it with my original LSI-11 before finally upgrading to an 11/73. I usually use them to run RT-11, but have booted the RSX-11M v2.0 RK05 on it. Alan Frisbie ___ Simh mailing list Simh@trailing-

Re: [Simh] TU-56

y TC11/TU56 via an ABLE Q-Bus-to-Unibus converter to my MicroVAX-II, but I never got around to it. I still have all the stuff, so I might yet get around to doing it. Just because it *can* be done. :-) Alan Frisbie ___ Simh mailing list Simh@trailin

Re: [Simh] TU-56

I'm not a single point of failure. Andy even added some additional error handling and related features in 1992, long after most DECtape drives had been scrapped. Alan Frisbie ___ Simh mailing list Simh@trailing-edge.com http://mailman.trailing-e

Re: [Simh] Question about card readers.

case only). Alan Frisbie ___ Simh mailing list Simh@trailing-edge.com http://mailman.trailing-edge.com/mailman/listinfo/simh

Re: [Simh] DEC Pro 350 Emulator

CMP). Where "out there"? I have a PRO-350 and an ethernet card, and would very much like to put DECnet on it. Can you (or anyone else) help me find a distribution? Thanks Alan Frisbie ___ Simh mailing list Simh@trailing-edge.com http://mai

Re: [Simh] DEC Pro 350 Emulator

On 06/04/2016 03:46 PM, Johnny Billquist wrote: On 2016-06-04 18:46, Alan Frisbie wrote: Where "out there"? I have a PRO-350 and an ethernet card, and would very much like to put DECnet on it. Can you (or anyone else) help me find a distribution? Alan, I thought everyone knew

Re: [Simh] DEC Pro 350 Emulator

I want to recreate real RX50 floppies so I can install DECnet in my real PRO-350. Which format should I be using? Of course, I still need to get a real RX50 drive working again on another system -- probably on my old MicroVAX-II with a RQDX3. Thanks, Alan Frisbie

Re: [Simh] EXT : Sounds

a. At a 1980s DECUS symposium in Atlanta, a guy did vocal sound effects of popular DEC gear: an RK05 seeking, a TE16 tape drive unloading, etc. He got them dead-on and the audience was roaring with laughter. Does anyone else remember this? Alan Frisbie

[Simh] "Raw" disk access

(PDP-11) system and the host (Alpha) system. Thanks, Alan Frisbie ___ Simh mailing list Simh@trailing-edge.com http://mailman.trailing-edge.com/mailman/listinfo/simh

Re: [Simh] Problems install RSX-11M+ v4.6

On 05/07/2017 01:21 PM, Ray Jewhurst wrote: RSX-11M-PLUS V4.6 BL87 128.KW System:"Baseline" >RED DU:=SY: >RED DU:=LB: >RED DU:=SP: >MOU DU0:"RSX11MPBL87" >@[2,54]BASTART.CMD 12:46:19 *** GENCheckpoint space allocation failure 12:46:19 *** GENCheckpoint space allo

Re: [Simh] DECnet-DOS

o have a new-in-box DEPCA network adapter (with manual). Any takers? Alan Frisbie ___ Simh mailing list Simh@trailing-edge.com http://mailman.trailing-edge.com/mailman/listinfo/simh

Re: [Simh] best way to scan 172 column fanfold 80s printout?

te the octal value next to it, then type them all into a file. I then took the file home and punched a new tape. Of course, there were errors, but by laying the new tape over the images, they were quickly found and corrected. I repaid the service technician by making him a few spare copies.

Re: [Simh] best way to scan 172 column fanfold 80s printout?

On 02/11/2018 03:32 PM, Davis Johnson wrote: > OCRing the result, however you collect the images, is likely the > hardest part anyway. Totally true. Many printers produced listings that were sometimes difficult for humans to read! Alan F

Re: [Simh] MicroVAX 3900 simulator fails BIST sometimes?

So I'm not alone! I have seen the same thing, but since it wasn't causing me any problems I didn't bother reporting it. Alan Frisbie On 06/23/2018 11:55 AM, Mark Pizzolato wrote: > This problem is not unique to you. I have not been able to > reproduce the prob

Re: [Simh] Improved CRT simulation

ually I tired of this and got up to leave. As I walked away down the hall, I turned to look over my shoulder. The two of them were standing there, side-by-side, staring at my receding back. I could almost hear them saying the words from the end of many Lone Ranger TV episodes, "Who WAS

Re: [Simh] Design considerations in the J11

On 07/12/2020 10:48 AM, Don North wrote: VS60 terminals running off DEC KL10 systems running TOPS-10 were used. I love the VS60. I acquired one (for free!) about 1985, but didn't have room in my old house to bring everything together in one room. Now that I have moved to rural Oregon I have