Re: DEC M9312 Configs for a 11/40

2016-11-29 Thread william degnan
On Tue, Nov 29, 2016 at 12:50 PM, Noel Chiappa wrote: > > From: William Degnan > > > hit LOAD ADDR > > address light 16 comes on, RUN/PROC/BUS/CONSOLE lights stay on. > > According to the KD11-A manual (pg. 3-2) the address lights on the console > are driven directly from the CPU's Bu

Re: DEC M9312 Configs for a 11/40

2016-11-29 Thread Noel Chiappa
> From: William Degnan > hit LOAD ADDR > address light 16 comes on, RUN/PROC/BUS/CONSOLE lights stay on. According to the KD11-A manual (pg. 3-2) the address lights on the console are driven directly from the CPU's Bus Address Register. So you've got an issue there. > If I hit ST

Re: DEC M9312 Configs for a 11/40

2016-11-28 Thread Josh Dersch
On 11/28/16 6:46 PM, william degnan wrote: Recently (today) I noticed Address light 16 would come on when I examine an address. For example All switches down, turn on machine (set to 000 000) RUN/PROC/BUS/CONSOLE lights come one, all other lights off hit LOAD ADDR address light 16 comes on,

Re: DEC M9312 Configs for a 11/40

2016-11-28 Thread william degnan
> > Recently (today) I noticed Address light 16 would come on when I examine > an address. For example > All switches down, turn on machine (set to 000 000) RUN/PROC/BUS/CONSOLE lights come one, all other lights off hit LOAD ADDR address light 16 comes on, RUN/PROC/BUS/CONSOLE lights stay on. If

Re: DEC M9312 Configs for a 11/40

2016-11-28 Thread william degnan
On Mon, Nov 28, 2016 at 11:35 AM, Henk Gooijen wrote: > > > > Van: william degnan<mailto:billdeg...@gmail.com> > Verzonden: maandag 28 november 2016 01:28 > Aan: General Discussion: On-Topic Posts<mailto:cct...@classiccmp.org> > Onderwerp: Re: DEC M9312 Con

Re: DEC M9312 Configs for a 11/40

2016-11-28 Thread william degnan
> > > > >> It just seems to me that there is a CPU or UNIBUS issue when I see >> performance like this, again my hunch. It's not the controller. If the >> disk was bad, it'd at least try something, you'd see something. >> > You are seeing something, in the controller's CSR register. What is it >

Re: DEC M9312 Configs for a 11/40

2016-11-28 Thread Josh Dersch
On 11/28/16 7:11 AM, william degnan wrote: If you really want to make a bootable XXDP TU58 tape image, the instructions given by AK6DN here: http://www.vcfed.org/forum/showthread.php?42246-How-to-make- a-bootable-XXDP-file-for-TU58-emulator this is what I have been doing. And what does

RE: DEC M9312 Configs for a 11/40

2016-11-28 Thread Henk Gooijen
Van: william degnan<mailto:billdeg...@gmail.com> Verzonden: maandag 28 november 2016 01:28 Aan: General Discussion: On-Topic Posts<mailto:cct...@classiccmp.org> Onderwerp: Re: DEC M9312 Configs for a 11/40 I have a CPU backplane populated as follows, I have checked the jumpers on t

Re: DEC M9312 Configs for a 11/40

2016-11-28 Thread william degnan
> > >> >> Thanks. Where is the M7762 in this lineup? I removed it, put in a NPG card in its place, while attempting the TU58 emulation set up. > You might try shortening the bus to eliminate extra variables (the second > MM11 backplane, and the 2nd DD11 backplane can be removed) but you're >

Re: DEC M9312 Configs for a 11/40

2016-11-27 Thread william degnan
> > >>> Follow up - >> I don't think I have issues with my M9312, thanks for your help. There >> are a number of candidate issues with my 11/40 which are causing my system >> to not be able to initiate a bootstrap of the TU58 ROM using the M9312, or >> bootstrap manually by using the front panel.

Re: DEC M9312 Configs for a 11/40

2016-11-27 Thread Josh Dersch
On 11/27/16 4:28 PM, william degnan wrote: Follow up - I don't think I have issues with my M9312, thanks for your help. There are a number of candidate issues with my 11/40 which are causing my system to not be able to initiate a bootstrap of the TU58 ROM using the M9312, or bootstrap manua

Re: DEC M9312 Configs for a 11/40

2016-11-27 Thread william degnan
On Sat, Nov 26, 2016 at 5:35 PM, william degnan wrote: > > On Nov 26, 2016 2:16 PM, "Josh Dersch" wrote: > > > > I'll note that the W8 setting described on page A-2 seems to conflict > with > > the description earlier in the manual (See section 2.8.3) which indicates > > it's only necessary for

Re: DEC M9312 Configs for a 11/40

2016-11-27 Thread Josh Dersch
On 11/27/16 8:22 AM, william degnan wrote: On Sat, Nov 26, 2016 at 5:35 PM, william degnan wrote: On Nov 26, 2016 2:16 PM, "Josh Dersch" wrote: I'll note that the W8 setting described on page A-2 seems to conflict with the description earlier in the manual (See section 2.8.3) which indica

Re: DEC M9312 Configs for a 11/40

2016-11-27 Thread william degnan
On Nov 26, 2016 2:16 PM, "Josh Dersch" wrote: > > I'll note that the W8 setting described on page A-2 seems to conflict with > the description earlier in the manual (See section 2.8.3) which indicates > it's only necessary for it to be IN if there is an address conflict (which > is probably not th

Re: DEC M9312 Configs for a 11/40

2016-11-27 Thread Josh Dersch
I can take some pictures of the M9312 I have running in my 11/40 tonight if need be. The manual at http://bitsavers.informatik.uni-stuttgart.de/pdf/dec/unibus/M9312_TechRef.pdf (page A-2) suggests that W8 should be IN. Can you describe how your system is configured (i.e. what's on the bus, what's

Re: DEC M9312 Configs for a 11/40

2016-11-27 Thread Josh Dersch
I'll note that the W8 setting described on page A-2 seems to conflict with the description earlier in the manual (See section 2.8.3) which indicates it's only necessary for it to be IN if there is an address conflict (which is probably not the case). Leave W8 OUT. (Leaving W8 in will disable the

Re: DEC M9312 Configs for a 11/40

2016-11-26 Thread william degnan
> > > 2) Yes or no - Should W8 be in for am 11 40/25/10/05 or is the /40 > special? > > > TYPO - I mean "11 40/35/10/05" or is the /40 special? b

DEC M9312 Configs for a 11/40

2016-11-26 Thread william degnan
Hi all...I am hoping there is someone here who has an 11/40 or 11/35 and a M9312 ROM terminator card. I'd like to know how you have yours jumpered. I took photos of the jumpers installed in my M9312: http://www.vintagecomputer.net/digital/PDP11-40/M9312/ Here is the page from the manual that des