Thanks all for the searching. Fingers crossed we can get a ROM image and
I can produce a design that the community can reuse in future.
My Mk.I board will be to just verify the reverse engineering and
hopefully get it working. Mk.II will separate the WD1772 and floppy
interface onto a
OK. The Wayback Machine just has the first version of the web page in 2007 and
the C1 interface information points to the RWAP web page, so Rich, you had that
PDF in at least 2007. Looks like that's along gone then.
Steve
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cannot even recall
who it was that had quite an extensive ICL One Per Desk collection? Does
anyone else remember?
Rich
On 13/12/2023 19:00, Stephen Usher via Ql-Users wrote:
I'm recreating the Computer One OPD floppy interface, reverse engineering it
from the information on the RWAP web site.
I
I'm recreating the Computer One OPD floppy interface, reverse
engineering it from the information on the RWAP web site.
I thought that the ROM image was included there but I can't find it.
Seeing as I have the PCBs arriving on Friday and all the chips I could
really do with a ROM to go with
In case any of you are interested one of my QLs will be on display as an
interactive display in the upcoming Geek is Good exhibition at the
University of Oxford, Museum of the History Of Science starting on the
15th May and going on until September.
http://www.mhs.ox.ac.uk/
It'll be
On 16/04/2014 00:09, Dave Park wrote:
Which device is most likely to have code written for it that gets it to a
useful state, be it a 'driver' or SuperBASIC routines that peek and poke
their way to victory or assembly or whatever?
I would envisage the best way would be to create as a minimum a
On 10/03/2014 00:12, Timothy Swenson wrote:
Stephen,
Are you going to continue with reformatting the document, or are you
looking for someone to take it from here?
Given that I have a usable version I was going to just put it on the
back-burner as a background task and dip into it from time
I've been working on getting the original Toolkit II manual into a more
modern format which is actually usable.
I've attached (assuming the attachments don't get stripped off) both MS
Word and PDF versions.
Alternatively you should be able to download them from:
Congratulations! Good luck to all your family.
Steve
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http://www.q-v-d.demon.co.uk/smsqe.htm
On 26/01/14 20:13, Alexandre Souza wrote:
Just a shameless plug for a blog post I've just written... ;-)
http://www.lingula.org.uk/wordpress/2014/01/25/its-been-30-years-since-the-announcement-of-an-important-computing-product/
4 bit intel processor?!
I thought it was 4 bit. You always
On 27/01/14 15:30, Alexandre Souza wrote:
But maybe we should solve that one - The poor guy 8749 _really_ was an 8-bit
processor. And not the worst that Intel ever built.The successors are still
around in the embedded industry.
Some mildly off-topic info:
- 8748/49 was THE processor of
Last night I was going through my old QL floppies trying to recover and refresh
the data. Well, you have to every 25 years or so I imagine.
Using a combination of the two floppy drives and perseverance I managed to
recover almost, but not quite, everything. The one program which really
On 31/01/14 09:56, Wolfgang Lenerz wrote:
You could also simply try
cat /dev/fd0 imagefile.img
and try to read the image file, for example, with SMSQmulator (shameless
plug).
That was the sort of thing I was thinking of doing, though probably using dd
instead of cat.
Steve
On 31/01/14 13:41, Dave Park wrote:
On the earlier version that had the long slotted heatsink, that could
sometimes be a problem. That was why we changed the design to have a
switching power supply. Others solved the problem by moving the heatsink
to outside the case, so it was still
On 31/01/14 14:11, Dave Park wrote:
All versions used the Sinclair-style case (we thought they looked neat, and
Sinclair was almost giving them away).
Does it have a round yellow, green or orange sticker on it?
I'll check when I get home, but I think that it's yellow.
Steve
On 31/01/2014 14:11, Dave Park wrote:
All versions used the Sinclair-style case (we thought they looked
neat, and Sinclair was almost giving them away).
Does it have a round yellow, green or orange sticker on it?
The circuit board had Sandy Super Q Board Issue 1 written upon it and
the
Just a shameless plug for a blog post I've just written... ;-)
http://www.lingula.org.uk/wordpress/2014/01/25/its-been-30-years-since-the-announcement-of-an-important-computing-product/
Plug, plug, plug. Maybe I should go on BBC's The One Show next? ;-)
Steve
On 23/01/2014 11:20, Rich Mellor wrote:
I have 3 replacement rollers left in stock
See
http://www.sellmyretro.com/offer/details/Replacement-Sinclair-QL-~~-ZX-Microdrive-Rollers-2630
I have also been speaking with Louis Siedelmann who got these made about
making some more
Rich
On 24/01/2014 19:54, Stephen Usher wrote:
Still, at least the MICE ROM and mouse still works fine, as you can see...
Or you would have if the list had not stripped the attachment.
But you can see here:
http://www.lingula.org.uk/~steve/images/QL-mice.jpg
Steve
On 24/01/2014 20:07, Rich Mellor (RWAP) wrote:
Steve,
If you need some cartridges to use as part of the display - let me know and I
can let you have some of my better ones - I have a few which seem to be in good
condition - although not sure how long they will last. One suggestion is to
apply
I was just wondering if there were any sources of pinch rollers
compatible as replacements in Microdrives.
If not, I'm sure that there would be a market for them in the retro
scene, both QL and ZX Spectrum.
Rich, any ideas?
Steve
--
On 24/06/2012 16:17, Tony Firshman wrote:
The Pi powers off a USB socket and outputs video via an HDMI socket.
Both these should be on modern LCD TVs.
That is why they did it this way I am sure.
Tony, actually, the power supply port was designed for Nokia chargers
and requires a great deal
On 23/06/2012 15:24, Dave Park wrote:
I have a friend with a 3D printer and a few rolls of black ABS plastic
- I was thinking it would be fun to print some enclosures for the Pi
in the style of the QL... Wouldn't mind owning one myself actually,
but really would want to print larger objects than
On 03/07/2012 14:15, Tony Firshman wrote:
Stephen Usher wrote, on 3/Jul/12 12:48 | Jul3:
On 24/06/2012 16:17, Tony Firshman wrote:
The Pi powers off a USB socket and outputs video via an HDMI socket.
Both these should be on modern LCD TVs.
That is why they did it this way I am sure.
Tony
On 24/02/2012 07:38, Norman Dunbar wrote:
Morning Steve,
On 23/02/12 20:56, Stephen Usher wrote:
I've put a PDF of my current thoughts about syntax on my web site:
Quick question. FOR lops. I read that If the TO or UNTIL expression
evaluates to zero at the time of loop entry the commands
The Raspberry Pi project and my work at Oxford University supporting a science
department has had me thinking for some time about the need for a modern
equivalent to the old home computer systems and the BASIC language which came on
them.
On the home computer front, as shown in the second
On 23/02/12 12:02, Marcos Cruz wrote:
En/Je/On 2012-02-23 10:40, Stephen Usher escribió / skribis / wrote :
need for a modern equivalent to the old home computer systems and
the BASIC language which came on them.
I miss such a tool too. I agree it would be very helpful on home computing
On 10/10/2011 07:45, Norman Dunbar wrote:
The Sinclair kit always came with a decent sized manual which
explained things like the screen format, the system variables and so
on. All the information you needed was there - maybe not described as
well as it could be, but it was there.
Not always.
On 07/10/2011 19:48, Malcolm Cadman wrote:
With, the QL, at the time of manufacture, it was the lack of a floppy
disk drive (in favour of the micro drives).
Erm, yes, there was the lack of a floppy drive, but then there was the
foolish decision of make the over-worked keyboard controller chip
On 07/10/2011 20:05, peet vanpeebles wrote:
To be fair Apple products have a had a checkered reliability as well.
I've fixed a number of ibooks. Not mention the faults with older
ipods or phones with no signal. Or the top of range liquid cooled G5s
that were prone to leaking. Ebay is awash with
On the new QL hardware front, it would probably be easiest to build a
system which boots directly into an emulator of some kind, probably
under a stripped down Linux kernel.
With this in mind, what about looking as this hardware platform?:
http://beagleboard.org/
It's small (could
The 30th anniversary of the launch of the ZX81, along with the BBC 4 programme
Electric Dreams has had me pondering... which prompted me to write a blog item.
http://www.lingula.org.uk/wordpress/2011/03/06/fun-basic_required/
Comments and discussion either to the list or to the blog are
Urs Koenig (QL) wrote:
I agree with Stephen if we talk about (complete) novices (like my children
of age 10 and 8). I will try to explain my son the basics of a computer
program by using SuperBASIC with QemuLator in fullscreen mode on our family
notebook. Some FOR/NEXT loops (e.g. FOR i=1 to 7
Rich Mellor wrote:
I would also like a java based Sinclair QL emulator and perhaps that
would be a project which Quanta could help fund the development of - it
would attract a much wider audience and enable demos of programs to be
played online to show what the QL is capable of.
There are
Rich Mellor wrote:
Well,
I was there representing the QL and other sinclairs, plenty of people
talking about the QL and asking about its capabilities and differences
from the Spectrum. Quite a few people walked off with Quanta and QL
Today magazines and subscription forms, so hopefully,
Good evening,
I've actually been thinking more about this over the day...
Malcolm Cadman wrote:
Hi Steve,
Nice link ... :-)
Chris Curry and Clive Sinclair originally worked together, and then
split with the Acorn/Sinclair rivalry ( friendly though ).
Coming back to together with a common
I was just wondering if there were any QL representatives at this weekend's
Vintage Computer Festival taking place at Bletchley Park.
Steve
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I've been reading this thread and it seems like may of the people on
this list are still stuck in the 1980s when it comes to knowledge of
x86 laptops. :-)
Anyway, with regards laptops...
They work well these days.. they're not as flaky as the original 80286
Toshibas and you can read the
On 5 Feb 2008, at 20:34, Tony Firshman wrote:
Unless the laptop is available with Windows XP on it forget it. You
won't find drivers for most of the modern hardware. Also, if the
machine has a SATA hard disk interface you'll need a driver on a
floppy disk just so that you can install Windows
Ian L. Pine wrote:
Mauny Amiga 1200s had an internal hard disk, yours doesn't seem to. Oh
well, this means that you'll be swapping floppies a great deal and I'm
not sure that QDOS4Amiga will actually fit on one and be usable.
Hmmm. Might be more trouble that it's worth then. I haven't
Ian L. Pine wrote:
I have (on loan until its owner decides how best to dispose of it) an Amiga
1200. There are no manuals and the only software a collection of disks -
mostly games - plus a couple of disks which appear to contain a minimal
X-Window style operating system which enables you to
Actually.
I'd like the proper answer to that as well. I guessed that unformatted
capacity represents the total amount of data that can be stored on the disk.
Formatting added extra information (like an [un]allocated sector/cluster
map, root directory, boot info and program, etc) that
Well,
However, it is not the fault of SMSQ/e that only commercial assemblers can
compile it. George Gwilt has done a sterling job with GWASS and
converting smsq/e sources (and the compiler in some aspects) to ensure it
can be compiled. However, this is limited to a 68020+ processor and
Seeing all this discussion about possible new hardware etc. and the risks etc.
is why I've come to the conclusion that there's never going to be any new
hardware. It's just not economically viable:
(a) The cost in time and money to design and build would be high.
(b) The size of the market is too
I've just had a thought...
Instead of building new hardware, reuse very common old hardware which is easy
to find on places such as eBay... i.e. Amiga 1200 etc.
Now, if someone could write a version of QDOS etc. for that platform which
could be burned onto ROM (the Amiga ROMs are easy to access
So MY ideal machine would be one that is capable of using the full
potential of SMSQ/PEv2 (only QPC2 and Qx0 can do that now, both Aurora/SGC
and QXL suffer from lack of memory) and can be fitted in a black box (or
my MaxiQL or MinisQL).
QL Today v10i2 had an article of the June 2005
Robert,
Well, there is another QL + Trump Card owning lurker out here as well...
Rich Mellor wrote:
I would be interested in sourcing a new development of SGCs (must write to
Stuart about this), but I do wonder how many people would still be willing
to pay ?200-?300 for a SGC nowadays.
If you want the facility to write to PC format disks on a standard QL, then
try using my DiscOVER software that can be downloaded from my web page at
http://homepage.ntlworld.com/itimpi/download.htm
Of course, there is a bootstrap problem here... how do you get the file you've
downloaded from the
On Thu, Jun 01, 2006 at 01:14:19AM +0100, Tony Firshman wrote:
John Taylor wrote:
Lau
There is no missing apostrophe. The people's, yes, but in this case
peoples is plural.
Eh? 'People' is plural.
Of course, people often use the awful plural 'persons'
Ah, but you can have The
On Thu, May 25, 2006 at 08:10:56PM +0100, Laurence Reeves wrote:
Secondly, how do you go about comparing the number of points on a
straight line (uncountable) with the number of computable numbers
(countable). Are there less computable numbers than points on a line, or
fewer?
Ah, but this
On Fri, May 26, 2006 at 02:32:13PM +0200, J?r?me Grimbert wrote:
There is a difference between:
I want less jockey on my horse!
and
I want fewer jockey on my horse!
pedantYes there is, the first is correct but the second isn't, as the plural
of jockey is jockeys./pedant ;-)
Steve
--
I have just tried to re-insert the GC and it crashes on boot. Without it,
it booted ok, so haven't tried to re-re-insert. Have subsequently tried ICE
ROM and it has booted ok. Would poss suggest GC, but that *WAS* checked and
found Ok - implying poss fault on expansion port of QL?
Or a
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