Josh Dersch wrote:
> Not a ton to see, lisp-wise, it's just a port of Franz Lisp to
> Uniflex. I can try to benchmark fibonacci later this week if you want.
Thanks! I wasn't expecting a benchmark, just a little defun.
For the record, I have a Maclisp over here that will do (fib 40) in less
than
Josh Dersch wrote:
> I did recently get my 4404 running, at last.
Any Lisp screenshots?
I believe fibonacci is a required exercise for occations like this.
On Tue, Sep 15, 2020 at 2:31 PM Al Kossow via cctalk
wrote:
> On 9/15/20 2:24 PM, Michael Engel via cctalk wrote:
>
> >> A simulator is in development.
> >
> > I found this web page by Seth Morabito:
> https://loomcom.com/blog/0120_the_next_emulator.html
> > Is this the simulator that is under
On 9/15/20 2:24 PM, Michael Engel via cctalk wrote:
A simulator is in development.
I found this web page by Seth Morabito:
https://loomcom.com/blog/0120_the_next_emulator.html
Is this the simulator that is under development?
Best,
Michael
yes, one of them
there is also a skeleton
> On 15 Sep 2020, at 23:19, Al Kossow via cctalk wrote:
>
> On 9/15/20 2:09 PM, Michael Engel via cctalk wrote:
>
>> And what I thought were simple Tektronix vector terminals turned out to be
>> two Tektronix
>> 4404 machines and one 4406 - the 68010/020-based Smalltalk machines (which
>>
On 9/15/20 2:19 PM, Al Kossow via cctalk wrote:
Please dump the firmware and image any floppies you have for this, especially
the 020 version
And take some internal/external pictures of the unit and the external disk box
It should also be possible to image the hard disks, if they still work
On 9/15/20 2:09 PM, Michael Engel via cctalk wrote:
And what I thought were simple Tektronix vector terminals turned out to be two
Tektronix
4404 machines and one 4406 - the 68010/020-based Smalltalk machines (which can
also
run Common Lisp). So more great stuff for our exhibition - and more
Well, today's my lucky day :) - I found a box with three TI mice+pads and
three fiber cables:
https://multicores.org/explorer/
If you need any measurements of the connectors or the fiber optic cable itself
(I'm sure
our physics department can help out...) let me know.
And what I thought were
On Sep 14, 2020, at 9:00 AM, Josh Dersch via cctalk
wrote:
>
> The Star mouse pad can be recreated with a laser printer (I've used this:
> http://www.digibarn.com/collections/devices/xerox-mousepad/index.html, and
> there's a postscript file floating around out there…).
Here’s some PostScript
Hi Josh,
whow, seems it's my lucky day :) - thanks a lot for the offer!
> On 14 Sep 2020, at 18:00, Josh Dersch wrote:
>
> I've restored a Star/1108 (and wrote a Star emulator) and am in the middle of
> an Explorer restoration, I'm happy to help out where I can.
>
> I'd recommend picking up
On Mon, Sep 14, 2020 at 03:35:50PM +0200, Michael Engel wrote:
>
> Before I start to disassemble and test the machines, I would be interested
> to hear about specific problems you might have experienced bringing up one
> of these two machines, preferably those on the unexpected side.
>
I
Another update on the Explorer mouse...
> On 14 Sep 2020, at 21:39, Michael Engel via cctech
> wrote:
>
> So it should be easy to build one in case I can't find the original one. It
> seems that there was
> also a later non-optical mouse version that looked similar to early Genius PC
> mice.
> From the CI403/CI404 manual
> (http://bitsavers.org/pdf/ti/990/datacomm/2263897_9701B_CI403_Nov83.pdf):
>
You can try
http://bitsavers.org/pdf/ti/990/datacomm/2263897-9701B_CI403_Nov83.pdf,
too. It may work a little better.
jbdigriz
On Mon, 14 Sep 2020 15:35:50 +0200
Michael Engel via cctalk wrote:
> Hi,
>
> for a planned exhibition, I am thinking of restoring two of the
> machines to working state again that are in storage here for decades:
>
> - A TI Explorer ("Sperry" labeled)
> and
> - A Xerox Star (no idea if ours
Regarding the mouse- it is a black Mouse Systems optical mouse, terminated in a
two row IDC connector.
If desired, I can take internal pictures and send along the pinout. Let me know.
> On Sep 14, 2020, at 09:01, Josh Dersch via cctech
> wrote:
>
> On Mon, Sep 14, 2020 at 6:35 AM Michael
Hi,
thanks Ian - I think I found the pinout, it was hidden in TI's Display Unit
General Description
(http://bitsavers.org/pdf/ti/explorer/2243151-0001A_displ_Jun86.pdf), Fig. 4-6
- not in the
Field Service Manual where I expected it...
The mouse has a simple quadrature-encoded output (like
On 9/14/20 9:00 AM, Josh Dersch via cctalk wrote:
Media for the Explorer is another question that I'm hoping to answer soon.
There are disk images from the Meroko emulator but my understanding is that
they are incomplete. Bitsavers has QIC tape images but I have yet to try
them. The interface
On Mon, Sep 14, 2020 at 6:35 AM Michael Engel via cctech <
cct...@classiccmp.org> wrote:
> Hi,
>
> for a planned exhibition, I am thinking of restoring two of the machines
> to working state again that are in storage here for decades:
>
> - A TI Explorer ("Sperry" labeled)
> and
> - A Xerox Star
On 9/14/20 6:35 AM, Michael Engel via cctech wrote:
Hi,
for a planned exhibition, I am thinking of restoring two of the machines to
working state again that are in storage here for decades:
- A TI Explorer ("Sperry" labeled)
and
- A Xerox Star (no idea if ours actually ran Interlisp or one of
On 9/14/20 9:00 AM, Josh Dersch via cctech wrote:
One issue is weak picture
tubes in the displays -- the monitors are powered on with the system and
have no separate off switch, so they tended to get a lot of hours put on
them. We had good luck with a tube rejuvenator on the one we restored at
Hi,
for a planned exhibition, I am thinking of restoring two of the machines
to working state again that are in storage here for decades:
- A TI Explorer ("Sperry" labeled)
and
- A Xerox Star (no idea if ours actually ran Interlisp or one of the
other OSes for the Star/Dandelion)
There is
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