Re: Grabbing floppy images

2008-06-16 Thread Simon Owen
Thomas Harte wrote: Hmmm, so Sam DOS numbers tracks from 0, but sectors from 1? Or am I suffering a deficit of logic? Most systems use 1-based sector numbers, though the BBC Micro and Opus Discovery both use 0-based. SAM track numbers are still 0-79 on both sides, and the 128-207 numbering

Re: Terrible terrible idea...

2007-09-02 Thread Simon Owen
Jason Thacker wrote: I don’t know if this would be any use, but I did see this Spectrum emulator that runs within XNA on the XB360 It does look like it'd be a great starting point, as it includes a Z80 core and a framework to expand on for SAM-specific stuff. Though how much work was

Re: Terrible terrible idea...

2007-08-31 Thread Simon Owen
Simon Cooke wrote: Has anyone considered porting SimCoupe to C#, so that it could be put out as an XNA project, and people could run SIMCoupe on their XBOX 360's? :D Having kept a safe distance from C#, and not owning an X360 means it's not going to be me this time. Help yourself though ;-)

Re: pyz80 question

2007-08-30 Thread Simon Owen
Stefan Drissen wrote: 1. the downloaded file, although being shown as pyz80.tgz is miraculously downloaded as pyz80.tar - use 7-zip to open this file. Dunno if that's a browser or Windows quirk, but I also find .tar.gz files are renamed as .tar.tar on download! 3. from a command prompt

Re: pyz80 question

2007-08-30 Thread Simon Owen
Andrew Collier wrote: The other option is to use a new pyz80 extension, whose intent should be much clearer: DEFS ALIGN 256 Despite having used it in more recent source files, I'd completely forgotten you added that! *blush* Si

Step Midi 1.9

2007-08-30 Thread Simon Owen
Hi all, Does anyone still have Step Midi 1.9 by P.S.S. soft ltd? It was original distributed by Derek Morgan, and I believe it was reviewed by both Fred and Sam Supplement at some point. The author's original disks appears to be damaged/faded, so we're desperately seeking good images. The

Re: Disk image formats

2007-05-14 Thread Simon Owen
Jali wrote: Is there documentation or some information available about the disk image formats SimCoupe supports? The SimCoupe documentation covers all the supported disk image containers, with some technical details on each. I don't think there's a single reference covering all of them,

Re: SimCoupe 1.0 OS/2 binary available

2007-05-09 Thread Simon Owen
Jali wrote: Si, feel free to add OS/2 to supported targets on SimCoupe web site. Added - thanks Jali! Si

Re: Entrpoy demos in Parallax

2007-04-18 Thread Simon Owen
Stefan Drissen wrote: And just viewing the parallax.fix file (on Fred 25) in SimCoupe shows the following, hehe: HERE, USED TO BE SOME ENTROPY DEMOS - AND YOU CAN STILL GET TO THEM IF YOU POKE THE JUMP JUST ABOVE WITH 16607... COOKIE! That's the one I ran into, so I guess the disk I

Re: Entrpoy demos in Parallax

2007-04-17 Thread Simon Owen
Stefan Drissen wrote: Do you mean the hidden demo? It has Entro 1, Entro 2 and Hot Butter - not new demos, but access to them enabled by patching a jump address, as described in the on-disk instructions! There was also a mention of a key combo doing something else in the options, but I've

Re: SAM Defender - Updated and Improved!

2007-04-12 Thread Simon Owen
Chris Pile wrote: I've updated SAM Defender! snipped huge list Awesome! I'm amazed you found so many things to improve upon, as I don't remember any real differences from the arcade version. The Williams startup screen was a nice touch too - couldn't help but laugh at that :-) *

Re: Another year, another pyz80 revision

2007-04-12 Thread Simon Owen
Andrew Collier wrote: So if you're doing any assembly language development on the Sam, why not check it out? I'm a big fan, and have already moved a dozen or so projects over to it. I really can't see myself going back to using a SAM-based assembler... Why switch? Assembly time is pretty

Re: Another year, another pyz80 revision

2007-04-12 Thread Simon Owen
Geoff Winkless wrote: Integration with SimCoupé to include clock-accurate debug stepping We do have some of that already, with the raster accurate display updates when stepping, and tstate timings shown for instructions and stepped-over blocks. Should be easy to debug fancy display effects.

Re: Another year, another pyz80 revision

2007-04-12 Thread Simon Owen
Geoff Winkless wrote: step through the source and modify any line I want without restarting. I was only kidding, hence the smiley. I completely misinterpreted your smiley - maybe as it's not tooo out of the question, even if it's not easy! Labels tied in to source files would be very good,

Re: Another year, another pyz80 revision

2007-04-12 Thread Simon Owen
Andrew Collier wrote: SimCoupe: The Eclipse Plug-in Does emacs not have a SAM emulation mode yet? Si

Re: Manic Miner scores

2007-02-07 Thread Simon Owen
[EMAIL PROTECTED] wrote: With or without a green Willy? Without cheating, of course! If your 1896 was also without, care to share your method? Here's an 1875, and I've had 1876 by following the clockwork creature a little closer on the way back: http://simonowen.com/videos/1875.avi

Manic Miner scores

2007-02-06 Thread Simon Owen
Just a daft question/challenge really, and one I know has been done for the Speccy version. What's the highest possible score for Central Cavern? I've played through it countless times during SimCoupe testing, and noticed I got around the same score most runs. A good run gives me 1875,

RE: A feature I'd like in SimCoupé

2006-12-04 Thread Simon Owen
Chris Pile wrote: Would it be possible to save the Dallas module contents on SimCoupé's exit? Sure - I like easy changes! I can do a quick change to save the contents to the .cfg file, but it'll take a bit longer to write to a file as I'm changing how the file locations for Vista. but I

RE: SAM Dallas module

2006-12-04 Thread Simon Owen
Chris Pile wrote: I tried emailing Edwin about this, but all email addresses I found for him simply bounced. So I'm posting here instead... The last one he used on the list is edwin.blinkathome.nl - if he doesn't spot this I'll check when he's next on MSN. Does anyone have programming

RE: SAM2_GB : (almost) daily development updates

2006-11-17 Thread Simon Owen
Dr Beep wrote: After SAM2_ZX81 I am working on a new emulator, named SAM2_GB. This is a gameboy emulator running on a standard SAM Coupe, without i.e. a Mayhem Accelerator. I was tempted by a GB emulator too, so I'll be following this with interest! From what I remember, the CPU side

SimCoupe/Win32 with nVidia video cards

2006-11-06 Thread Simon Owen
Hi folks, In switching from ATI to an nVidia card I've noticed that the SimCoupe colours are a bit oversaturated, particularly on the stripey boot screen. This seems to be a side-effect of using the video overlay surface, which is the default under Windows (except Vista) to ensure good

RE: Worldofsam.org is Down

2006-10-29 Thread Simon Owen
Dan Dooré wrote: Worldofsam.org and www.intensity.org.uk has been down for a few days and I've just had a bounce from Andrew's mail It seems that the server hosting both domains had a hardware failure on Monday 23rd October, and it should be sorted soon:

RE: SimCoupe 1.0 released

2006-10-04 Thread Simon Owen
Jali Heinonen wrote: Just to let you know that there is now a SDL - port of SimCoupe for OS/2 available at: http://download.smedley.info/simcoupe-1.0-os2.zip That's the first I've heard of it! I notice there's no page for the port on the main site yet, and no source code, so I'll get in

RE: TommyGun Retro IDE Dev Software

2006-09-11 Thread Simon Owen
Steve(spt) wrote: I was looking at TommyGun to see what its all about its has Sam Coupe plugins. [ http://www.users.on.net/~tonyt73/TommyGun/ ] Has anybody used it? Any thoughts about it? Despite there being a long-running thread about it on the worldofspectrum.org forums, I didn't

RE: SimCoupe 1.0 released

2006-07-26 Thread Simon Owen
Chris Pile wrote: To ensure Defender ran at a constant (99.9% of the time!) 50-fps, all available horsepower needed to be squeezed from the old Z80! And from what I remember of the code, you certainly did squeeze out every last drop! The disk protection was equally crafty, and remains the

RE: SimCoupe 1.0 released

2006-07-24 Thread Simon Owen
Simon Cooke wrote: Interesting... Defender uses HPEN/LPEN... any idea how it uses it? It uses HPEN monitoring to track whether it's running late with the current frame. I believe it still expects to be over the main screen area after completing certain tasks, and if it's into the border it

RE: SimCoupe 1.0 released

2006-07-24 Thread Simon Owen
Chris Pile wrote: SimCoupé has to be one of the best and most complete 8-bit home computer emulators currently available. Cheers! The 1.0 release aimed for solid emulation accuracy across a selection of platforms, which is pretty much there now. Next I'd like to add more features, many of

SimCoupe 1.0 released

2006-07-22 Thread Simon Owen
Hi all, I've updated SimCoupe to version 1.0, with new builds available on the official site: http://www.simcoupe.org Thanks to everyone who helped out during its rather excessive beta period! If you run into any problems, please drop me an e-mail. I'm not around much of the weekend but I'll

RE: SamForth

2006-07-20 Thread Simon Owen
John Avis wrote: Does anyone have a copy of SamForth ? It's not a title I own, unfortunately, so I don't have a handy image of it for you. Steve Parry-Thomas may well do though... my Samforth disk refuses to mutate into .dsk format If you're using a fairly recent SimCoupe build, select

RE: SamForth

2006-07-20 Thread Simon Owen
[EMAIL PROTECTED] wrote: That said, was there a Forth written on a diskzine? I'm sure, I read somewhere that there was such a file but, I don't have it. I would like to thou. There's a mention of it in SAM Supplement on WOS: http://www.worldofsam.org/node/426 Sounds like it's on Simon N

Sam or SAM or ...?

2006-07-14 Thread Simon Owen
Someone recently asked whether it should be written as Sam or SAM, and I had to admit I didn't really know! Is there a correct/official version or are they completely interchangeable? Does one refer to the machine and another the robot, or is that mix and match too? Or is the machine simply the

RE: ROM Versions

2006-05-15 Thread Simon Owen
Dan Dooré wrote: What was the differnce between V2 and V3? Did V2 actually get shipped to people? What were the bug fixes in V3 against V1? Though I don't have answers to those, I aquired a selection of extra ROM versions from Simon N Goodwin a while back. I thought I also uploaded them to

RE: Kaleidoscope

2006-03-21 Thread Simon Owen
[EMAIL PROTECTED] wrote: Kaleidoscope or The Hardware Development Kit as it was sold as can be seen in zip file, pcb scans, instructions, schematic, disk image form the Pro-dos site. Does your board work? If so, got any pics of it in action? :-) Si

RE: Kaleidoscope

2006-03-21 Thread Simon Owen
I wrote: Does your board work? If so, got any pics of it in action? Scrap that - the demos on the supplied disk are just trivial screen-wide tests written in BASIC. I was hoping for at least one line-interrupt demo that did something a bit fancier! :-/ Si

RE: Mouse emulation problems [Fw: SAM COUPE]

2006-01-04 Thread Simon Owen
Aley Keprt wrote: I forward you a translation of message from velesoft (original message is written in Czech, se below): Thanks for this :-) In this game you need to hold shift key down in order to let the mouse work [in Sim Coupe - all versions]. I've reproduced this with Legend of

RE: www.worldofsam.org is open for business!

2005-12-23 Thread Simon Owen
Andrew Collier wrote: It is my pleasure to announce that a new community-based Sam Coupe web site has been launched. Woo, great work Andrew! It's rather light on content at the moment, but that's where you all come in! And we've got a nice break over Christmas to help remedy that :-) Si

RE: Sophistry

2005-12-13 Thread Simon Owen
Edwin Blink wrote: This is a Atom friendly version Cheers! simcoupe requires that fast disk loading is disabled to see the key ??? Mmmm, this comment in IO.cpp would certainly explain it: // To avoid accidents, purge keyboard input during accelerated disk access It was an attempt to avoid

RE: Sophistry

2005-12-12 Thread Simon Owen
Carol wrote: I've been reading the list for a year or two now - never replied before *grin* Welcome! Does this mean I might finally be able to load in Astroball, Manic Miner and Sam Strikes out? Yes - I've got images of those already, plus many more. The trouble is that many aren't

RE: Sophistry

2005-12-12 Thread Simon Owen
Dan Dooré wrote: Is this EDSK as in http://andercheran.aiind.upv.es/%7Eamstrad/docs/extdsk.html or a new SDF-ish format? It's that very same EDSK format, as used for +3/CPC disks. I've had a couple of extensions added to it recently, to better handle some of the protected disks on those

RE: Sophistry

2005-12-12 Thread Simon Owen
Aley Keprt wrote: Why don't you go and get the unprotected versions of those games? I don't think I've ever seen an unprotected version... Do you have a sample image you could send me? It's not ideal from Simon's point of view as he is desperate to emulate everything, but it's quite

RE: Sophistry

2005-12-11 Thread Simon Owen
Andrew Collier wrote: It's a bit odd though - the music is messed up and you start the game with only one life. I remembered the single life limitation, but hadn't noticed the music difference until you said that. It does seem that the demo continues to use the menu music in the game, instead

RE: Printing

2005-12-01 Thread Simon Owen
David Brant wrote: Does anybody know if it is possible to print on the sam using an epson 830 printer or printing using sim coupe. Yes, as long as it's a real SAM-compatible printer you should be fine. Install the printer under Control Panel - Printers, as a regular printer. If you don't have

RE: knock knock any one home?

2005-11-17 Thread Simon Owen
David wrote: Seems to be getting more active by the day again :) Best not tempt fate eh? I'm sure there are a lot of us still lurking anyway... Si

RE: [OT] Outlet

2005-08-13 Thread Simon Owen
Ian Spencer wrote: I'm almost 100% sure 33 was the first issue. This was the first Outlet which was officially converted to run on the Sam Coupe and I think the last issue was 65 Here are directory listings for 32 and 33 (probably unreadable without a fixed-width font). If we get permission

RE: [OT] Outlet

2005-08-12 Thread Simon Owen
Stuart Brady wrote: Apparently, you can buy back-issues... although I can't imagine very many people doing so. I contacted them about back-issues of the SAM version around this time last year, to fill the few holes in my collection. I got this back: Back issues of the Spectrum version of

RE: Classic Gaming Expo - UK show - in 9 days time!

2005-08-05 Thread Simon Owen
david wrote: Is there a Norsam show? When? The ORSAM site was updated recently to say there wouldn't be a show this year. Last year's was a big improvement on the previous one, so I'm surprised! Wasn't the last CGE-UK show the one where Matthew Smith turned up? I missed it, and I can't make

RE: Who`s missing?

2005-08-05 Thread Simon Owen
Calvin Allett wrote: From memory alone who`s missing from posting here? Chris Pile and his Defender site also seem long gone. Has Chris White turned up yet? Si

RE: Re[2]: Who`s missing?

2005-08-05 Thread Simon Owen
Andy Chandler wrote: Yes, he emailed yesterday ;-) Whoa, so he did! :-D Si

RE: Who`s missing?

2005-08-05 Thread Simon Owen
Ian Collier wrote: MSN, that's, um, something to do with Microsoft, is it? Yeah, though it's a necessary evil to keep in touch with some people - certainly beats my cousins phoning me up for computer help! You can always use a libgaim-based client to avoid the slightly excessive official

RE: Assembly Programming / Keyboard Relay

2005-08-05 Thread Simon Owen
Stuart Brady wrote: The delay seems to have worked... although I'm wondering if there's a better way to fix this. Has anyone else had this problem? Sounds like that could just be normal key bounce? The ROM scanning does a bit more tracking to avoid the duplicates. I'm still wondering

RE: SAM Coupe Keyboard Relay for Linux

2005-08-02 Thread Simon Owen
David Ledbury wrote: Hmmm - imagine a Spectrum emulator working with a Spectrum acting as a keyboard? :) I daren't suggest Stuart try using SimCoupe with his, so I'll have to try it myself! I think it's an interesting project, even if it's not all that useful to most people. People felt the

RE: SAA 1099 Cards

2005-03-03 Thread Simon Owen
Aley Keprt wrote: And, obviously, you need a computer with an ISA slot - that also can be problematic these times... Last week I discovered my motherboard only supported a single floppy drive rather than two on the same cable. I went to plug in an old I/O card, forgetting I hadn't got any ISA

RE: SAA 1099 Cards

2005-03-02 Thread Simon Owen
Stuart Brady wrote: Creative Labs' first sound card (the C/MS or Game Blaster) had two SAA 1099s on it. I thought that rang a bell: -Original Message- From: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED] On Behalf Of Aley Keprt Sent: 29 May 2001 18:08 To: Sam Users Subject: Did

Brochure scans

2005-02-22 Thread Simon Owen
Andy Chandler wrote: You can find it's temporary home at snip While we're at it, here are thumbnails of another SAM brochure: http://simonowen.com/sam/sambrochure2.jpg (106K) Larger scans of the 4 pages are here: http://simonowen.com/sam/sambrochure2.zip (2.1MB) I've tried to remove

RE: Ideas for the ultimate emulator :)

2005-02-12 Thread Simon Owen
Andy Chandler wrote: On 12 February 2005 15:42, Jason Thacker wrote: main processor is a 400MHz+ XScale CPU running embbedded Windows CE. How would this compare, roughly, to an x86 processor in terms of processing power? The 400MHz XScale is exactly what's in my iPAQ 2210, which already

RE: Disk (image) formats recap

2005-02-11 Thread Simon Owen
Andrew Collier wrote: Given a PC running Windows XP, what (versions of) programs do I need in order to use a protected floppy disk in SimCoupe, and/or to create an image of one that SimCoupe can read? I'm afraid I'm still working on a solution for protected disks. SimCoupe can be used with

RE: Re[2]: Text conversion

2005-02-11 Thread Simon Owen
Aley Keprt wrote: You can use any printer. Just install it with file as output port (instead of LPT), and you get the text file from Sim Coupe. At least my Windows does it this way. The printer is opened in raw mode, which bypasses the printer driver and _should_ mean any printer can be

RE: Where can I get latest SimCoupe?

2005-02-11 Thread Simon Owen
Ian Spencer wrote: it does fix the problem with the Atom path Phew :-) but I now notice that if you turn off 'Use RGB/YUV Overlay' then this is forgoten when you exit the program. I run most of the time with the frame sync off [snip] and this is also automatically turned back on

RE: Where can I get latest SimCoupe?

2005-02-11 Thread Simon Owen
Dan Dooré wrote: I too often run with sync turned off and it always remembers Glad it's not just me where it works for then :-) (which often gives me a shock if I load up something with music in it). when DirectDraw is enabled the screen is all anti-aliased - is this a feature of my GPU

RE: Where can I get latest SimCoupe?

2005-01-31 Thread Simon Owen
Last week I wrote: there should be an updated version available sometime tomorrow... Later than planned, I've updated the source and Win32 builds: http://www.simonowen.com/sam/simcoupe/ This should fix Dan's problem with the Atom path being forgotton, and the scanline garbage a few people

RE: Fastest memory transfer (on Sam)

2005-01-31 Thread Simon Owen
Aley Keprt wrote: I need to move (video) memory on Sam, what's the fastest routine? Despite its unfinished state, the SimCoupe debugger can be used to time blocks of code. Whenever you enter the debugger the T-diff value in the bottom right of the display shows the number of _real_ tstates that

RE: Where can I get latest SimCoupe?

2005-01-28 Thread Simon Owen
Stuart Brady wrote: Perhaps a -noboot option would be useful, to disable the one-time boot If you insert the disk the old way it'll avoid the auto-boot, so: -drive1 1 -disk1 %1 will ensure drive 1 is present as a floppy, and insert the specified disk into it. Though I still like the idea

RE: Where can I get latest SimCoupe?

2005-01-27 Thread Simon Owen
Ian Spencer wrote: if I select for ex. atomhd.hdf as an atom drive in drive 2 Simcoupe forgets my selection every time I exit the program Thanks - I've reproduced this, and it was something I broke only yesterday when making some last-minute tweaks (always fatal). Dan Dooré wrote: I have

RE: Where can I get latest SimCoupe?

2005-01-27 Thread Simon Owen
Dan Dooré wrote: I got the zip and unpacked it into the existing directory - now that I have got the EXE instead that seems to have done the trick Ah, that'll be caused by the old-style file associations, which used to need -autoboot 1 -disk1 %1 on the command-line to insert the disk and

RE: Where can I get latest SimCoupe?

2005-01-26 Thread Simon Owen
Earlier I wrote: I've just updated the 0.90 beta on my personal site: http://www.simonowen.com/sam/simcoupe/ I've just spotted that the version filenames were 2004 (yes Edwin, again!). I've renamed them now, so if you get a 404 error trying to download, please refresh the page and try again.

RE: Where can I get latest SimCoupe?

2005-01-25 Thread Simon Owen
Aley Keprt wrote: Where can I get latest SimCoupe, I've just updated the 0.90 beta on my personal site: http://www.simonowen.com/sam/simcoupe/ The Win32 version should be in reasonable shape at the moment, with almost all features now exposed in the UI. Things like auto booting, DOS booting

RE: Geoff Winkless Scrolly Bars and Bouncy Balls Bemo

2005-01-20 Thread Simon Owen
Geoff Winkless wrote: It's on one of the Outlet disks (57?), if anyone has that. SBBB is on Outlet 62 (October 1992), as option C on the menu. The only version I've managed to extract from my disks is (I think) an old one: it doesn't have a reset screen, and it leaves the palette in the

RE: Spectrum on Sam games at NVG

2005-01-20 Thread Simon Owen
Aley Keprt wrote: At first it obvious that any standard 48k games which don't need any changes to run on Sam should be removed. Agreed. But I think that 128k, AY and tape-disk converted games should stay. They have always been a part of the SAM scene, so it does feel like they belong in

RE: SimCoupe formatting query

2005-01-18 Thread Simon Owen
Edwin Blink wrote: Maybe it was fixed in a more recent simcoupe or you used a different mdos version ? I've had a quick look and tracked it down to a FORMAT_TRACK change I did about a month ago. The fix ensures that data present in the data fields of the format data is transferred to the new

RE: SimCoupe formatting query

2005-01-18 Thread Simon Owen
[EMAIL PROTECTED] wrote: ha... this works fine on my copy ! Format d2:, 6 I get 770 kb free with 118 slots. Well, you reported the original ProDos formatting problem and tested the fix! I'd better get a new version and source out quick, before someone sends the lads round... ;-) Si

RE: SimCoupe formatting query

2005-01-18 Thread Simon Owen
Dan Dooré wrote: I see, looks like I'm part of the SimCoupe underclass with my 0.9 Beta 10 then :-) Don't worry, I've since changed the beta numbers to dates. Partly so you can tell their age more easily, but mainly in a desperate attempt to hide my shamefully long beta programme. Si

RE: Still no tapes received

2005-01-17 Thread Simon Owen
Aley Keprt wrote: A few days ago, I asked here if somebody could possibly send me his Sam Copue tapes in TZX format to let me test them in emulator. Up to now, nobody sent me anything :- I missed your post about this too, though it could have been in the bunch that were lost when I

RE: Let's discuss ZX Spectrum games

2005-01-13 Thread Simon Owen
Edwin Blink wrote: Hey I've got Lerm assembler on take ! I'm sure there where some things that where on tape Shouldn't the archive aim to store software in its original format? Some titles were released on both disk and tape, so it would make sense to preserve both disk and tape images, and

RE: Sam Coupe TAP files

2005-01-03 Thread Simon Owen
Aley Keprt wrote: 6. TAP support was done 2 years ago, so I wonder nobody knows... :-) I remembered you adding TAP for the Spectrum side, but I didn't realise it covered SAM tapes too. TZX images seem to be preferred on the Spectrum now - do you also support those? I've got 8 SAM TZX files

RE: Sam Coupe TAP files

2005-01-03 Thread Simon Owen
Aley Keprt wrote: 6. TAP support was done 2 years ago, so I wonder nobody knows... :-) I remembered you adding TAP for the Spectrum side, but I didn't realise it covered SAM tapes too. TZX images seem to be preferred on the Spectrum now - do you also support those? I've got 8 SAM TZX files

RE: Multiplayer Sam

2005-01-03 Thread Simon Owen
Aley Keprt wrote: Slaves send their pressed keys with time stamps, master sends back what keys should be really passed to the emulator (with timestamps). That sounds better, with the additional detail :-) I'm not sure the clients need to time-stamp their input though, as the server

RE: Multiplayer Sam

2005-01-03 Thread Simon Owen
Aley Keprt wrote: Slaves send their pressed keys with time stamps, master sends back what keys should be really passed to the emulator (with timestamps). That sounds better, with the additional detail :-) I'm not sure the clients need to time-stamp their input though, as the server

RE: Multiplayer Sam

2005-01-03 Thread Simon Owen
Edwin Blink wrote: How would you play a game that has random elements ? The emulator state would be enough to seed the pseudo-randomness in each case. There's not much scope for getting random values anyway - reading the refresh register and values from I/O ports pretty much cover it, and

RE: ARC files on NVG

2005-01-02 Thread Simon Owen
Dan Dooré wrote: I am still getting SimICE errors when trying to unpack some of these archives. There's an automatic breakpoint that triggers when a HALT is encountered with interrupts disabled. That really should be optional so I've taken it out for now! :-) This is probably one for Si to

RE: ARC files on NVG

2005-01-01 Thread Simon Owen
Dan Dooré wrote: Any clue what format these ARC files are in: /pub/sam-coupe/demos/misc/d-nut.arc /pub/sam-coupe/graphics/slideshow/screen.arc They both seem to be PAK files, going by the RUMSOFT strings a short way into the file. Something like: load at 32000 and call 32000, then insert a

RE: Multiplayer Sam

2005-01-01 Thread Simon Owen
Aley Keprt wrote: You just define what particular keys will be accepted from remote computer, and you send just the keys (in both directions). That doesn't solve the main problem, which is keeping both emulations perfectly in sync. Even time-stamping the input would require everything

RE: Multiplayer Sam

2005-01-01 Thread Simon Owen
Aley Keprt wrote: You just define what particular keys will be accepted from remote computer, and you send just the keys (in both directions). That doesn't solve the main problem, which is keeping both emulations perfectly in sync. Even time-stamping the input would require everything

RE: ARC files on NVG

2005-01-01 Thread Simon Owen
Dan Dooré wrote: Any clue what format these ARC files are in: /pub/sam-coupe/demos/misc/d-nut.arc /pub/sam-coupe/graphics/slideshow/screen.arc They both seem to be PAK files, going by the RUMSOFT strings a short way into the file. Something like: load at 32000 and call 32000, then insert a

RE: ARC files on NVG

2005-01-01 Thread Simon Owen
Dan Dooré wrote: I am still getting SimICE errors when trying to unpack some of these archives. There's an automatic breakpoint that triggers when a HALT is encountered with interrupts disabled. That really should be optional so I've taken it out for now! :-) This is probably one for Si to

RE: SDI a nef diskimage format ?

2004-12-15 Thread Simon Owen
Geoff Winkless wrote: Why not a tagged format and tools which can handle both types? I've been fleshing out the details of a potential new format to efficiently represent any SAM disk type. It uses your suggested tagged structure, some of the tag types I mentioned recently, and Edwin's fragment

RE: SDI a nef diskimage format ?

2004-12-14 Thread Simon Owen
Frans van Egmond wrote: If one of you programming people need a Catweasel, I have a spare Catweasel MK3 lying around that I'd be happy to loan It's probably best to avoid too much reliance on unusual hardware to create images, as it's unlikely all disks we'd want scanning would be owned by

RE: Porting SimCoupe to RISC OS

2004-12-13 Thread Simon Owen
Tarquin Mills wrote: When I tried compiling SimCoupe on RISC OS (the SDL version) I got the following output:- I'll reply to this off the list, for the sanity of other list users... :-) Si

RE: SDI a nef diskimage format ?

2004-12-13 Thread Simon Owen
Andy Chandler wrote: will cope with all but one SAM disk I've seen so far :-) I'm betting that was another Mr Owen creation ;-) It's actually Chris Pile's original Defender disk, which does some gap-level checking as part of the copy protection. The gap information isn't stored as part of

RE: SDI a nef diskimage format ?

2004-12-13 Thread Simon Owen
Nev Young wrote: why not create an image that is a full track image from index hole to index hole including all the inter sector guff. That should cover just about everything. It would indeed, if there was a reliable way to dump them! You'd really need all the sync marks as well as the raw

RE: SDI a nef diskimage format ?

2004-12-10 Thread Simon Owen
Simon Cooke wrote: Sector addresses which do not directly correspond to their real location on disk SDF stores the ID fields for each sector, so faked track/head values and non-standard sector numbers are no problem. it used 5 x 1024 byte sectors followed by 1 x 512 byte sector to fit 11k

RE: SDI a nef diskimage format ?

2004-12-10 Thread Simon Owen
Dan Dooré wrote: (or SDF V1.1 with Freaky Cookie Malarky mode enabled). SDF has always handled the Freaky Cookie Malarky, so no need for an update! Here's a dump of the first 2 tracks of my Parallax.sdf file, showing the faked track=128 and mixed sector sizes that Cookie mentioned: 0:01

RE: SDI a nef diskimage format ?

2004-12-10 Thread Simon Owen
Dan Dooré wrote: None comepletly unreadable, many with errors which ment I couldn't make a DSK of them at the time. I only found the odd error too, and sometimes they'd be readable in a different drive. The only problems I've had recently is when I made the mistake of using high-density disks

RE: Sam User Guide PDF version 1

2004-12-08 Thread Simon Owen
[EMAIL PROTECTED] wrote: Here is weeks of work and the result version 1 of the users manual as a full pdf. Superb! I've even made my first use of it too, looking up what BUTTON 0 did in SAM BASIC :-) Coupled with the SAM Technical Manual PDF, we now have a fairly comprehensive SAM reference.

RE: Users Guide Errors Do you know of any?

2004-12-07 Thread Simon Owen
Andrew Collier wrote: ... like this one? http://www.hal.varese.it/filesmuseo/mgt/samusersguide.pdf Nah, that's just a document of scanned images - Steve's new version is proper searchable text with images :-) Si

RE: Sam's 15th Birthday!

2004-12-01 Thread Simon Owen
Colin Piggot wrote: Did anyone here receive their Sam in December 1989 when they were released, and did it live up to your initial expectations? Does anyone else still have their order confirmation cards? Here's mine: http://www.simonowen.com/images/samorder.jpg I remember it feeling quite

RE: SAM Software Archive

2004-11-27 Thread Simon Owen
Edwin Blink wrote: what's with the track header length? The overall file has a 14 byte header. After that there must be at sides*tracks track headers (each 7 bytes) following the file header, and following each track header are sector headers (each 7 bytes) for each sector in the track. The

RE: SAM Software Archive

2004-11-26 Thread Simon Owen
Edwin Blink wrote: Interesting Format. But when going through all the trouble of changing to a new disk image format (converting to FDI) its still pretty limited. There's no conversion needed, as existing SAM software can remain as DSK images. FDI images are only needed for non-standard

RE: SAM Software Archive

2004-11-26 Thread Simon Owen
Andrew Collier wrote: I assume there are some standard PC programs already written which will transfer floppy disks to and from this format? I've found a DOS MAKEFDI utility, though I've yet to try it out properly (will do when I get home). The docs are in Russian but the usage text from the

RE: SAM Software Archive

2004-11-26 Thread Simon Owen
Earlier I wrote: I've found a DOS MAKEFDI utility, though I've yet to try it out properly (will do when I get home). I've not had any success with MAKEFDI version 1.2 beta, which is dated 2002. I tried under FreeDOS beta 9, MS-DOS 6.22, and a Windows 98 SE boot disk - the disk did spin up but

RE: SAM Software Archive

2004-11-25 Thread Simon Owen
Geoff Winkless wrote: worldofsam.org would still be my preferred option That's my favourite too - it does seem like we're doing a SAM version of worldofspectrum.org after all. I'd also be happy with samarchive.org or similar - in fact, anything _except_ samcoupe.org :) Agreed. samcoupe.org

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