Re: VAX 11/730 quickie

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

Re: VAX 11/730 quickie

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,

Re: VAX 11/730 quickie

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

Re: Serial analyzers (was Re: VAX 11/730 quickie)

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

Re: Serial analyzers (was Re: VAX 11/730 quickie)

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

Re: VAX 11/730 quickie

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

Re: Serial analyzers (was Re: VAX 11/730 quickie)

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

RE: Serial analyzers (was Re: VAX 11/730 quickie)

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

Re: Serial analyzers (was Re: VAX 11/730 quickie)

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

RE: Serial analyzers (was Re: VAX 11/730 quickie)

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

RE: Serial analyzers (was Re: VAX 11/730 quickie)

> > 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

Re: VAX 11/730 quickie

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

Re: VAX 11/730 quickie

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

Re: VAX 11/730 quickie

> 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

Re: VAX 11/730 quickie

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

RE: Serial analyzers (was Re: VAX 11/730 quickie)

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

Re: Serial analyzers (was Re: VAX 11/730 quickie)

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

Re: Serial analyzers (was Re: VAX 11/730 quickie)

The bigger picture: https://twitter.com/nf6x/status/701796809413304320 -- Mark J. Blair, NF6X http://www.nf6x.net/

Re: Serial analyzers (was Re: VAX 11/730 quickie)

> 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

Re: VAX 11/730 quickie

> 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

Serial analyzers (was Re: VAX 11/730 quickie)

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,

Re: VAX 11/730 quickie

> 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

RE: VAX 11/730 quickie

> > 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

Re: VAX 11/730 quickie

(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

Re: VAX 11/730 quickie

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

Re: VAX 11/730 quickie

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

Re: VAX 11/730 quickie

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

RE: VAX 11/730 quickie

[...] > 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

RE: VAX 11/730 quickie

> > 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

Re: VAX 11/730 quickie

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

RE: VAX 11/730 quickie

> > 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

RE: VAX 11/730 quickie

> 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 -

Re: VAX 11/730 quickie

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