On 2/24/2016 1:11 PM, Mike Ross wrote:
Why are you using MRSP mode (-m switch)? Do you know that is absolutely
required?
For VAX-11/730 console yes it is absolutely required as far as I know;
everything I've read about people using emulation there says that it
is.
Mike
Yes it appears that is
On Thu, Feb 25, 2016 at 9:56 AM, Don North wrote:
> On 2/24/2016 3:43 AM, Mike Ross wrote:
>>
>> On Tue, Feb 23, 2016 at 4:26 AM, Mike Ross wrote:
>>>
>>> On Mon, Feb 22, 2016 at 10:14 AM, Mark J. Blair wrote:
>
> On Feb 21, 2016, at 23:09, Mike Ross wrote:
> Actually I do have a Ma
On 2/24/2016 3:43 AM, Mike Ross wrote:
On Tue, Feb 23, 2016 at 4:26 AM, Mike Ross wrote:
On Mon, Feb 22, 2016 at 10:14 AM, Mark J. Blair wrote:
On Feb 21, 2016, at 23:09, Mike Ross wrote:
Actually I do have a Mac within easy range of the 730. Could you do me
a favour and throw a prebuilt OSX
On 2/24/2016 10:59 AM, Eric Smith wrote:
On Tue, Feb 23, 2016 at 8:52 PM, jwsmobile wrote:
For serial I use a Saleae 8 bit analyzer.
[...]
You do have to use a level shifter with the thing because it is designed for
3.3v logic and needs to be adjusted accordingly.
The Saleae Logic Pro 16 (
On Tue, Feb 23, 2016 at 8:52 PM, jwsmobile wrote:
> For serial I use a Saleae 8 bit analyzer.
[...]
> You do have to use a level shifter with the thing because it is designed for
> 3.3v logic and needs to be adjusted accordingly.
The Saleae Logic Pro 16 (and probably the Logic Pro 8, but I haven'
On Tue, Feb 23, 2016 at 4:26 AM, Mike Ross wrote:
> On Mon, Feb 22, 2016 at 10:14 AM, Mark J. Blair wrote:
>>
>>> On Feb 21, 2016, at 23:09, Mike Ross wrote:
>>> Actually I do have a Mac within easy range of the 730. Could you do me
>>> a favour and throw a prebuilt OSX binary somewhere I can gr
On 2/23/2016 7:11 PM, Curious Marc wrote:
I was wondering if I should add a 4952 to my HP collection. It's tempting,
these are cute machines. But except if I am using synchronous RS232, I was not
sure what I would getting that a laptop with a good terminal emulator and a
serial port would gi
Marc wrote
I was not sure what I would getting that a laptop with a good terminal
emulator and a serial port would give me. Can you convince me otherwise?
What do you guys use it for?
-
Perhaps there are terminal emulators out there that can do the following,
but I'm not aware
I was wondering if I should add a 4952 to my HP collection. It's tempting,
these are cute machines. But except if I am using synchronous RS232, I was not
sure what I would getting that a laptop with a good terminal emulator and a
serial port would give me. Can you convince me otherwise? What do
I had written...
> Just my 2 millidollars worth...
To which Tony replied
--
Don't you mean 20 millidollars?
--
I'd have intended to say 2 centidollars... but if I say I meant 20
millidollars then I can claim it was merely a typo and I dropped the 0
*cough*
J
>
> I've always eyed the 4952... being as my penchant is HP and much of my test
> equipment is same-vintage HP gear (I'll give a vote for the 1631D logic
> analyzer, combo LA and digital scope - the scope is sorta poor, but handy -
> the LA is great for what I work on).
I would love to find the u
On Mon, Feb 22, 2016 at 10:14 AM, Mark J. Blair wrote:
>
>> On Feb 21, 2016, at 23:09, Mike Ross wrote:
>> Actually I do have a Mac within easy range of the 730. Could you do me
>> a favour and throw a prebuilt OSX binary somewhere I can grab it? I
>> have flaky internet in the workshop and this
> On Feb 22, 2016, at 18:35 , Mark J. Blair wrote:
>
>
>> On Feb 22, 2016, at 16:12 , Mike Ross wrote:
>>
>> Mark am I missing something or is there no make option for Linux in your
>> tweaked tu58em?
>
> I think you simply type "make" to build it on a unix-like system (e.g.,
> Linux).
Oo
On Tue, Feb 23, 2016 at 3:35 PM, Mark J. Blair wrote:
>
>> On Feb 22, 2016, at 16:12 , Mike Ross wrote:
>>
>> Mark am I missing something or is there no make option for Linux in your
>> tweaked tu58em?
>
> I think you simply type "make" to build it on a unix-like system (e.g.,
> Linux).
...whic
> On Feb 22, 2016, at 16:12 , Mike Ross wrote:
>
> Mark am I missing something or is there no make option for Linux in your
> tweaked tu58em?
I think you simply type "make" to build it on a unix-like system (e.g., Linux).
--
Mark J. Blair, NF6X
http://www.nf6x.net/
Mark am I missing something or is there no make option for Linux in your
tweaked tu58em?
Mike
On Feb 23, 2016 4:28 AM, "Mark J. Blair" wrote:
>
> > On Feb 22, 2016, at 02:50, tony duell wrote:
> >
> > The pinouts are the same, the printset of course gives details of the
> latter. It's
> > RS232
I've always eyed the 4952... being as my penchant is HP and much of my test
equipment is same-vintage HP gear (I'll give a vote for the 1631D logic
analyzer, combo LA and digital scope - the scope is sorta poor, but handy -
the LA is great for what I work on).
However, I spent a significant porti
On Mon, Feb 22, 2016 at 10:54 AM, Mark J. Blair wrote:
> The bigger picture:
>
> https://twitter.com/nf6x/status/701796809413304320
Nice!
We had a couple 4951s set up at all times, mostly for sync debugging
of our own products, but occasionally, we stuck them between two
machines running Kermit
The bigger picture:
https://twitter.com/nf6x/status/701796809413304320
--
Mark J. Blair, NF6X
http://www.nf6x.net/
> On Feb 22, 2016, at 07:35, Ethan Dicks wrote:
>
> On Mon, Feb 22, 2016 at 10:28 AM, Mark J. Blair wrote:
>> When I was debugging the connection between my VAX and tu58em on my Mac, I
>> ended up buying an old serial protocol analyzer. Notably, I specifically
>> avoided one with the same typ
> On Feb 22, 2016, at 02:50, tony duell wrote:
>
> The pinouts are the same, the printset of course gives details of the latter.
> It's
> RS232 levels, TxD, RxD, Ground, and it is 38400 baud.
I didn't get around to examining the wiring in my VAX last night, but I
determined the wiring from th
On Mon, Feb 22, 2016 at 10:28 AM, Mark J. Blair wrote:
> When I was debugging the connection between my VAX and tu58em on my Mac, I
> ended up buying an old serial protocol analyzer. Notably, I specifically
> avoided one with the same type of tape drive; I got one with a nice, reliable
> 3.5" f
> On Feb 21, 2016, at 23:09, Mike Ross wrote:
> Actually I do have a Mac within easy range of the 730. Could you do me
> a favour and throw a prebuilt OSX binary somewhere I can grab it? I
> have flaky internet in the workshop and this Mac isn't set up with
> Xcode or any other dev environment...
> >
> > I have found that those little in-line RS232 testers with 7 or so bicolour
> > LEDs monitoring the important signals are very useful when working on
> > a machine with a serial terminal. If you get flickering on the TxD or RxD
> > LEDs then it is sending something.
>
> Yes and I usually us
>
> That's my understanding too - complicated by the fact that are two
> Tx/Rx pairs for the two drives IIRC...
No it's just one pair, to pne controller board (fitted on top of the drive
module). The commands specify which drive is to be used.
-tony
> > On Feb 21, 2016, at 14:41 , Mike Ross wrote:
> > Thanks for that. Are you able to provide confirmed working details &
> > pinouts for the cable? IIRC it was just three wire; Rx/Tx/Gnd? Would
> > help if I could have confirmed working setup there.
>
> I'll need to dig inside my machine to veri
(replies inline)
On Sun, Feb 21, 2016 at 9:27 AM, tony duell wrote:
>
>> Well I haven't figured out exactly what the problem was but I'm
>> embarrassed to report it was indeed serial comms finger trouble. I
>
> I have found that those little in-line RS232 testers with 7 or so bicolour
> LEDs moni
On Sun, Feb 21, 2016 at 5:33 PM, Mark J. Blair wrote:
>
>> On Feb 21, 2016, at 02:57 , Mike Ross wrote:
>>
>> Looking back at a long
>> thread on vintage-computers last year it appears that tu58em had
>> timing issues and was unusable on 11/730 but is now patched and
>> working correctly... watch
> On Feb 21, 2016, at 16:14, Mike Ross wrote:
>
> On Mon, Feb 22, 2016 at 11:59 AM, Mark J. Blair wrote:
>>
>>> On Feb 21, 2016, at 14:41 , Mike Ross wrote:
>>> Thanks for that. Are you able to provide confirmed working details &
>>> pinouts for the cable? IIRC it was just three wire; Rx/Tx/G
On Mon, Feb 22, 2016 at 11:59 AM, Mark J. Blair wrote:
>
>> On Feb 21, 2016, at 14:41 , Mike Ross wrote:
>> Thanks for that. Are you able to provide confirmed working details &
>> pinouts for the cable? IIRC it was just three wire; Rx/Tx/Gnd? Would
>> help if I could have confirmed working setup
> On Feb 21, 2016, at 14:41 , Mike Ross wrote:
> Thanks for that. Are you able to provide confirmed working details &
> pinouts for the cable? IIRC it was just three wire; Rx/Tx/Gnd? Would
> help if I could have confirmed working setup there.
I'll need to dig inside my machine to verify the wiri
On Mon, Feb 22, 2016 at 11:33 AM, Mark J. Blair wrote:
>
>> On Feb 21, 2016, at 02:57 , Mike Ross wrote:
>>
>> Looking back at a long
>> thread on vintage-computers last year it appears that tu58em had
>> timing issues and was unusable on 11/730 but is now patched and
>> working correctly... watc
> On Feb 21, 2016, at 02:57 , Mike Ross wrote:
>
> Looking back at a long
> thread on vintage-computers last year it appears that tu58em had
> timing issues and was unusable on 11/730 but is now patched and
> working correctly... watch this space!
As a recap, I made a fork of tu58em which adds
>On Sunday, February 21st, 2016 at 23:57:22 +1300, Mike Ross wrote:
Well I haven't figured out exactly what the problem was but I'm
embarrassed to report it was indeed serial comms finger trouble. I
could have sworn that VT220 was fine and the cable wired correctly...
but to cover all bases I tr
> Well I haven't figured out exactly what the problem was but I'm
> embarrassed to report it was indeed serial comms finger trouble. I
I have found that those little in-line RS232 testers with 7 or so bicolour
LEDs monitoring the important signals are very useful when working on
a machine with a
>
> I just double checked. 3 was open; 4 was closed. That's default 2400.
OK...
Just to confirm, this is the DIP switch near the middle of the board, not the
one in one corner near the BERG plugs for the serial cables. The latter
is involved with the handshake lines for the remote diagnostic
Well I haven't figured out exactly what the problem was but I'm
embarrassed to report it was indeed serial comms finger trouble. I
could have sworn that VT220 was fine and the cable wired correctly...
but to cover all bases I tried it with a USB serial port on the Mac
that sits in the lab.
It work
On 2/20/2016 7:03 PM, Mike Ross wrote:
I might just try all switches *closed* on the basis that maybe it was
wired wrong but... no doesn't make sense; the system would have been
operational when decommissioned; the switch settings as I received it
must be valid...
Make sure the switches are act
On Sun, Feb 21, 2016 at 8:23 AM, tony duell wrote:
>
> [...]
>
>> red lights. The baud rate switches are set for 4800 - the default.
>
> Eh? There is no way to set it for 4800 baud (the installation manual,
> printset, and my tests all agree on what baud rates are available).
>
> How do you have t
On Sun, Feb 21, 2016 at 8:23 AM, tony duell wrote:
>
> [...]
>
>> red lights. The baud rate switches are set for 4800 - the default.
>
> Eh? There is no way to set it for 4800 baud (the installation manual,
> printset, and my tests all agree on what baud rates are available).
>
> How do you have t
[...]
> red lights. The baud rate switches are set for 4800 - the default.
Eh? There is no way to set it for 4800 baud (the installation manual,
printset, and my tests all agree on what baud rates are available).
How do you have the switches set?
Note that if switch 2 (of the DIP switch at lo
> > Of course I don't know mine works, I need to get a working TU58 tape...
Perhaps I should have been a bit clearer, it does pass the console POST,
then gives read errors on both drives (as there is no tape in them), then
gives the ROM> prompt. So mine is getting further than yours, but until
I
On Sun, Feb 21, 2016 at 1:56 AM, tony duell wrote:
>>
>> See row of red LEDs on M8391? On power-up the leftmost LED lights and
>> goes out. Then the rightmost two LEDs light and stay on...
>
> I can't remember exactly what mine does, but I do remember 2 LEDs at one
> end being on when it settles d
>
> See row of red LEDs on M8391? On power-up the leftmost LED lights and
> goes out. Then the rightmost two LEDs light and stay on...
I can't remember exactly what mine does, but I do remember 2 LEDs at one
end being on when it settles down. So I think yours is probably OK.
Of course I don't k
> Just started working on mine - been a back-burnered project for a long
> time. Unfortunately all the cables were cut when it was dismantled; I
> was lucky to grab just the CPU.
I had to re-fit all the cables on mine (a painful job), but at least I had them
all, uncut.
> Got it powered up ok -
On Sat, Feb 20, 2016 at 12:22 PM, Mike Ross wrote:
> Just started working on mine - been a back-burnered project for a long
> time. Unfortunately all the cables were cut when it was dismantled; I
> was lucky to grab just the CPU.
>
> Got it powered up ok - no drama there. I faked cables to the por
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