RE: Original SAM design?

2000-07-23 Thread Si Owen
Allan Skillman wrote: I remember that one, there was a series in Crash back in 1988-89, which included early designs for the Sam. Unfortunately I had to throw out all my old copies of Crash on pain of death (or worse) a while back. Sounds rather familiar! Alyson refused to allow mine to come

RE: Windows 2000 - the new spawn of satan?

2000-07-15 Thread Si Owen
Simon Cooke wrote: Win2k has better direct disk access support Maybe, but only _just_ from what I can see! ; you have to use the IOCTL's though. All they seem to have done is break up floppy.sys into flpydisk.sys and fdc.sys, and create some internal I/O control codes to communicate between

RE: Expansion Memory

2000-06-30 Thread Si Owen
Andrew Collier wrote: HMPR (251dec) bit 7 MCNTRL If this bit is set when the CPU addresses high memory, then the external signal XMEM goes low and the Coupe looks on its expansion connector for memory sections C and D (addresses 32768 to 65536) This isn't enough information. I'm pretty

RE: free: the complete spectrum rom disassembly

2000-06-30 Thread Si Owen
Ian Collier wrote: imc (who already has one, but all the pages are falling out) Heh, mine too :-) I still vividly remember how hard it was to get hold of that book in the first place too! Si

RE: So... where do i get it?

2000-06-29 Thread Si Owen
Edwin Blink wrote: or EDDAC Are the SAMdac and EDDAC both 8-bit stereo on the same ports? Will you also implement a COM port ? Would that be for a modem, or did you have something else in mind? I did have a bit of a play with the serial port stuff, which was enough to get it to talk to my

RE: Anyone help here

2000-06-27 Thread Si Owen
David L wrote: It was pretty much a standard SAM format... although there was an unformated sector IIR Depends whether the game refuses to run if it can't find it - probably if it's the intended protection! An SDF image would preserve the original format and wouldn't require any code

RE: Anyone help here

2000-06-27 Thread Si Owen
Chris White wrote: But i have a proxy server that only send mail if high priority , will have to look @ setting on that end ah, you have our sympathy! At least you don't have something that tags a 50 line disclaimer to the message! ;-) Si

RE: So... where do i get it?

2000-06-27 Thread Si Owen
David L wrote: So, where can I find the latest version of the emulator? To steal from Dan Doore's message: Or have a go with the Win32 port of SimCoupe... http://www.podboy.demon.co.uk/coupe/downloads/wincoupe_alpha_080.zip ...and then get the latest snapshot EXE from Si...

RE: Anyone help here

2000-06-26 Thread Si Owen
Chris White wrote: saw Wayne Hay other day ( incase you don't know him he did Pipemania on Sam for Enigma ) No showed him WinCoupe and he loved it , now he need a image ov Pipemania. What sort of copy protection does it have? Simple enough for a DSK or will it need an SDF jobbie? Si btw,

RE: Simcoupe 0.8 Alpha

2000-06-22 Thread Si Owen
Ian Spencer wrote: I know Si hasn't included foreign keyboards yet and my system is German. If your using an older EXE (named as WinCoupe.exe) then the symbols should be in the right place, but other keys that differ from UK/US layouts may be wrong. The newer SimCoupe.exe versions should do

RE: Shows etc

2000-06-20 Thread Si Owen
Dave L wrote: Weelll... that's 2 votes for November any further ones? :) November's fine by me... Horwich would actually be pretty convenient too - my other half can visit her mum while I'm at the show, as she lives just down the road :-) Si

RE: Shows etc

2000-06-20 Thread Si Owen
Justin Skists wrote: where's Horwich? NW of Manchester, near Bolton. See: http://uk2.multimap.com/m3/browse.cgi?scale=10X=365000Y=41gride=; gridn= I've been to Bolton loadsa times but I didn't know where Horwich was until I checked too! Si

RE: Completely off topic posting!!!

2000-06-20 Thread Si Owen
Howard Price wrote: Daveykins wrote: * 380w Speakers What the hell?!! I'm not sure I want a WindowsDing to go that loud. You must be pretty damn deaf, man. It's 380W PMPO tho, which is usually how they rate speaker to make them sound better than they are. Hi-Fi speakers tend to be rated

Re: Sim Coupe

2000-06-15 Thread Si Owen
Dan Doore wrote: Si Owen and others are beavering away with SimCoupe to make it super-shiny, in the meantime members of this list can download the 0.8 alpha version from http://www.podboy.demon.co.uk/coupe/downloads/wincoupe_alpha_080.zip. Also, if anyone would like to try a recent binary

RE: Looking for old SAM stuff

2000-06-10 Thread Si Owen
Simon Cooke wrote: Umm... the parallax protection was kind of... tortuous. But it might work :) E-Copy can handle it (but then, E-Copy was spawned from the Parallax Disk Copier :)) It's certainly a lot easier to create an image from an original disk than to create a duplicate version of it

RE: Looking for old SAM stuff

2000-06-09 Thread Si Owen
Dan Doore wrote: This has reminded me of an earlier post about the SDF format that Win/SimCoupe supports - was there ever a SDF-maker around? I got e-mailed about that recently too, and the answer is 'sorta'! I did write some bits of program to do it, but it was only enough for me to know it

RE: Screen viewer 1.27

2000-06-08 Thread Si Owen
Dave Laundon wrote: Things I've been testing with that now seem to work - snip Big on-screen scrolly in Mnemodemo 1 (that was a tough one!) That's been eating at me for a LONG time, and I thought it would probably be one of the last things that would be unfixed! The boundary timings seemed

RE: Screen viewer 1.27

2000-06-07 Thread Si Owen
Edwin Blink wrote: If you need a a demo to test your timings I could send you my mode3/4 mode mixing demo (as featured on blitz 6) Thanks, got it from Dave Laundon. The SimCoupe version I have gets it pretty close, tho it seems to manage the mode changes 1 screen block too late in each case

RE: Screen viewer 1.27

2000-06-06 Thread Si Owen
Oops! Sorry about the name being wrong in the previous posts - first time I've posted to the list since I set it up in Outlook again! Si

RE: Wincoupe again...

2000-05-26 Thread Si Owen
Bob Wilkinson wrote: Thanks Edwin, but I have that version, it's the next release I'm waiting for, but it just seems a long time coming and some news would be welcome. It got archived away around New Year and was completely untouched until the middle of last month. A few people were

RE: your mail

2000-01-07 Thread Si Owen
Simon Cooke wrote: To be honest... I couldn't find it either... I followed your directions, and couldn't understand anything that was there (it was all in Russian). I nosied around, couldn't find anything in English, Clicking on the British flag seems to make it worse! If you click straight

Re[3]: Christmas Greetings, etc.

1999-12-21 Thread Si Owen
Frode Tenneboe wrote: Ditto. Me too! Si

Re: SimCoupe's Spectrum mode

1999-12-16 Thread Si Owen
[Sorry for the delay in replying to this - I've been off with flu and not really up to doing very much!] Andrew Collier wrote: Just wondering will WinCoupe have the swame option as SimCoupe to emulate a Spectrum instead of a Sam? I put it back in a few weeks ago... And if it does, will

Re: Wincoupe

1999-12-05 Thread Si Owen
Simon Cooke wrote: The problem's this: Right-Alt, Right-Shift and Right-Ctrl aren't always available on all machines. (Some laptops don't have them - mine doesn't have right-ctrl or right-alt, for instance). Also, on European machines, Right-Alt is used as Alt-Gr to generate graphics

Re: Wincoupe

1999-12-05 Thread Si Owen
Dave Laundon wrote: Talking about customising the keys in WinCoupe, could we have options for customising the Insert/Home/Page Up block of keys? Yeah, nice idea... It can probably go in at the same time as clipboard pasting as it'll probably use some of the same tables. Maybe map

Re: Wincoupe

1999-12-05 Thread Si Owen
Andrew Collier wrote: One idea you could consider, which Ian described to me (I think he'd used it in his X spectrum emulator) would be that Left-Shift produces the keystroke you'd expect from looking at your PC's keyboard (eg, left-shift and '0' gives ')') wheras Right-Shift directly

RE: Wincoupe

1999-12-03 Thread Si Owen
Aley Keprt wrote: 0.78 is the latest version by Allan J.Skillman. There are several advantages over 0.72. Versions above 0.78 were compiled and distributed by me. There are several new advantages. If you use 0.72 I consider this wrong. I went from 0.72 as there were both DOS and Unix versions

RE: WinCoupe DosCoupe

1999-12-03 Thread Si Owen
Aley Keprt wrote: Yea, you probably want me to change the name of my stuff to DosCoupe... :) :-P~~~ Si

Re: WinCoupe: frameskip auto

1999-12-02 Thread Si Owen
Aley Keprt wrote: I still don't understand why frameskip auto shows higher fps values than frameskip none. snip I'm affraid that number shown in the window's title bar shows number of frames rendered and skipped together. And that IS nonsense. Ah, I see what you mean, and I completely agree!

RE: Wincoupe

1999-12-02 Thread Si Owen
Aley Keprt wrote: My should know that my technology is generally better. It uses the system of audio drivers, so it allows to do several advantages. Better in what sense? WinCoupe uses DirectSound, which uses specific drivers (usually) written by the sound card manufacturers, so it should give

RE: Wincoupe

1999-12-02 Thread Si Owen
Aley Keprt wrote: Possibly. I don't have much time to spend with any alpha's. Please send a beta, and we will see. It's getting closer to becoming a beta - the version you have is certainly alpha as it lacks some important features that a beta would have (certainly disk/option saving!). The

RE: Wincoupe

1999-12-02 Thread Si Owen
Aley Keprt wrote: I don't understand why so many Win32 programs are called a) Winsomething b) Windows something c) something32 Just seems to be the normal convention to distinguish between them from non-Windows version, in the same way that Unix programs for X are xsomething. Filenames are

RE: Wincoupe bug

1999-11-27 Thread Si Owen
Dave Laundon wrote: First, I still can't seem to get the MOD Player to work. Was this supposed to have been fixed? Or is it still being worked on, Dave? This one's been fixed - it was a bug in SimCoupe itself rather than in Dave's DLL. It still had the original code doing an absolute

RE: Wincoupe bug

1999-11-27 Thread Si Owen
Dave Hooper wrote: I was actually thinking of emulating the sound interference you get when the disk drive is going :) (Seriously ! Would it be a cool idea, or just stupid?) Might be nice as an option! ;-) In what way would you change the sound when it's active/stepped? Si

RE: Wincoupe bug

1999-11-27 Thread Si Owen
Robert Wilkinson wrote: Wincoupe has a wierd effect on my Win 95 desktop. It keeps re-arranging my icons. It it re-arranging them to a 320x240 rectange in the top left of your desktop? (so anything further down or right is pulled into that rectangle). I've only seen that happen when DirectX

Re[2]: samdsk

1999-11-26 Thread Si Owen
Frode Tenneboe wrote: Si Owen [EMAIL PROTECTED] wrote: as the NT based versions of Windows are the future of MS Windows. FLAMEBAIT I didn't know it had any. :) \FLAMEBAIT Go get him Aley! ;-) I was careful not to just say 'the future of windows'! W2K is close to complexity critical

RE: samdsk

1999-11-25 Thread Si Owen
Justin Skists wrote: If I remember rightly, the program gave 9 boxes and an X for each track. My SAM certainly did not like booting the resulting disks... Ah, so it can't read the 10th sector. I think you need the special version of FDREAD to allow access to the 10th sector... I'm

RE: samdsk

1999-11-25 Thread Si Owen
Justin Skists wrote: If I had so much trouble with this from NT4. How is doing it all from WinCoupe going to help it any better? Well, just as an abstraction layer to hide the conversion details; you can convert between DSK/SAD/SDF and real floppy just by copying disk to disk in the same way

Re: Wincoupe

1999-11-18 Thread Si Owen
Aley Keprt wrote: there are probably some weird bugs (in SimCoupe). I'm sure there are bugs - that's why it's an 'alpha test' version! (for SAM-users list members only). I've already found and fixed various things that were discovered since that version, but there are bound to be others. Before

RE: Wincoupe

1999-11-17 Thread Si Owen
Aley Keprt wrote: Hey, you are the man who could use SAAemu instead of SAAsound in SimCoupe. Si Owen doesn't believe but this is really true. For ferks sake Aley, if you have to quote me will you at least try and include what I actually said or at least something that resembles it! To quote

RE: Atom

1999-11-15 Thread Si Owen
Martijn Groen wrote: I'm currently working on B-DOS 1.6c ( version up to 1.5 were made by Edwin Blink, so credits to him!) B-DOS 1.6c has nice ATAPI CD-ROM support. Is there a version later than 1.4e available from anywhere? Si

RE: Wincoupe

1999-11-12 Thread Si Owen
Robert Wilkinson wrote: My machines a 166 pentium. Wincoupe needs a faster machine than this, needs a zimmer frame to get around in this machine. hehe! Try using fullscreen mode and making sure the 'accurate mode 3' option is disabled. That will use 320x240 mode which requires no image

New WinCoupe alpha test version (Was: Re: Defender)

1999-11-11 Thread Si Owen
Simon Cooke wrote: Mr. Owen... pretty please... release a new beta? alpha? anything? Aw, go on then, as long as you promise the GPL goblins won't come and get me! I've uploaded a new alpha test version to: http://www.obobo.demon.co.uk/WinCoupe.zip Please read the text files that come with it,

RE: New WinCoupe alpha test version

1999-11-11 Thread Si Owen
Simon Cooke wrote: especially as somehow it manages to play samples back Just careful line and cycle counter timing for the gap between each out, and calls to Dave superb sound DLL to generate the data itself. I'd already done the video generation using the same sort of method so it wasn't too

RE: SOLUTION: SAASound.dll ; SAA32.exe ; Saaemu0.60

1999-09-29 Thread Si Owen
Aley Keprt wrote: 1. Add SAAemu.lib to your project. 2. Include SAAemu.h in your source code 3. Use functions of SAAemu in you program Since you're distributing SimCoupe 0.79 with this, I presume you'll be releasing your sources as required by the GPL? Are you all beginners or what? You

RE: Re Finally

1999-09-29 Thread Si Owen
Si Cooke wrote: You'd get richer from: POP AF RET I've always blamed myself being poor on investing heavily in: DI HALT Si

RE: SAD Disk format?

1999-09-29 Thread Si Owen
Si Cooke wrote: By the way... does anyone have any documentation on the SAD format? Never seen an official spec either, but here's what I use: #define SAD_SIGNATURE Aley's disk backup // Format of a SAD image header (22 bytes) typedef struct { BYTE abSignature[sizeof

RE: Sam IN / OUT timings

1999-09-26 Thread Si Owen
Si Cooke wrote: Have you tried out the Auf Wiedeshen Monty/SCPDU 6 demo from the Entropy Experience disk yet? Because all the source code to the border scrolly on that is available... :) (that, and I'd love to see a screen-shot of it ;)) I transferred the original disk over to a SAD again and

RE: Sam IN / OUT timings

1999-09-26 Thread Si Owen
Si Cooke wrote: Hmmm... it sounds like a Simcoupe problem; the disk is standard format; the only real difference is that I've got my QDOS on the booter; so does that come up? The QDOS booter is fine, it's just when loading after that. The last thing it reads on the disk is side 0, track 52,

RE: Sam IN / OUT timings

1999-09-26 Thread Si Owen
Andrew Collier wrote: The stretching effect is just the right hand side of the scrolly -- because I had assumed a TV doesn't display further right, Ah, yeah, I stepped thru it and found the preparations for the next line :-) So... that scrolly was written on the assumption that the left

RE: Sam IN / OUT timings

1999-09-25 Thread Si Owen
Si Cooke wrote: Have you tried out the Auf Wiedeshen Monty/SCPDU 6 demo from the Entropy Experience disk yet? Because all the source code to the border scrolly on that is available... :) (that, and I'd love to see a screen-shot of it ;)) Do you have a disk image of it anywhere? I've got a

RE: Sam IN / OUT timings

1999-09-24 Thread Si Owen
Andrew Collier wrote: 16* uncontended t-states for an IN a,(n) or OUT (n),a; 20** uts for an IN a,(c) or OUT (c),a. Question: Does SimCoupe currently use those values for the instruction time? Not quite so fixed as the position in the scanline can vary the timings by 4 t-states. I currently

Re: SimCoupe 0.79

1999-09-23 Thread Si Owen
Aley Keprt wrote: 2. new floppy interface, can read/write GZipped SAD images!!! Is SAD version 2 just SAD version 1 in a gzip archive, or are there any other structural changes? Is gzipped DSK support too, as they're more commonly used. note: SAAemu 0.60 is now available in Win32 version

Re: Vortex Assembler - Update

1999-09-22 Thread Si Owen
Back in March, Si Cooke wrote: Well, the assembler is proceeding apace... features so far include: surnip Was it ever finished? If not, is it still being worked on at all? Si ICQ: 9769343, Homepage: http://www.obobo.demon.co.uk/

More SimCoupe timings (was: Re: Defender on SimCoupe)

1999-09-21 Thread Si Owen
David Laundon wrote: NOPs removed HL on exit (sometimes varies by 1 between calls) 0/15d8 2/367e 4/574e 6/7859 8/99bd 10/11 bb0 I changed the uncontended timings to round them up to the next 4, as they should be, and I

RE: Defender on SimCoupe (Was: Defender Source Code)

1999-09-17 Thread Si Owen
Ian Collier wrote: Do you also ensure that the screen is black when the display is disabled? Yes, but currently only to the resolution of a single scanline. If the screen is disabled at the end of the line when it comes to draw it it'll be drawn black instead, even if it was only disabled in

Re: Defender on SimCoupe (Was: Defender Source Code)

1999-09-17 Thread Si Owen
Ian Collier wrote: Er, actually I didn't... :-) Ook, you're right... I knew I was going to make that mistake at some point! (Sorry Andrew!) How about: Ian Collier didn't write: Do you also ensure that the screen is black when the display ;-) Si

RE: Defender on SimCoupe (Was: Defender Source Code)

1999-09-17 Thread Si Owen
David Laundon wrote (oh yes he did): For internal ports the number of t-states used depends on when the instruction occurs. IN A,(n) and OUT (n),A takes 12 *OR* 16 t-states This is already in place, with the extra 4 t-states being added when LineCycleCounter is not a multiple of 8. I notice

Re: Defender on SimCoupe (Was: Defender Source Code)

1999-09-17 Thread Si Owen
Andrew Collier wrote: Well, there are some more specific effects in certain cases, but essentially yes, all instruction times are always rounded to at least a 4 t-state boundary. I'm still confused about why the Defender loop runs ok - maybe multiple timing errors are cancelling each other out

Lost SAM mailing list messages

1999-09-13 Thread Si Owen
Are there any other Outlook users (not Outlook express) that subscribe to this list? When re-nstalling NT over the top of itself, it deleted my 200MB OUTLOOK.PST file from the Windows\Profiles branch. Fortunately I had a backup from a month before, so I've not lost everything. I'm looking to

Defender on SimCoupe (Was: Defender Source Code)

1999-09-13 Thread Si Owen
Chris Pile wrote: For those interested I have made the Defender source code available. http://homepages.enterprise.net/pegasus/defender I've only just got around to playing this - it's a superb port! I think a few of us will pay you back in beer or something :-) The difficulty is very

Re: Lost SAM mailing list messages

1999-09-13 Thread Si Owen
Will Easson wrote: I use Outlook 98 on a Win98 PC. That any use? Yeah, that'd be great! I'm using Outlook 2000, but the .pst file will be compatible. I'll e-mail you directly about it... (Thanks for the offer too Frode!) Currently at DeVille and Woolliscroft, Sherwood, Nottingham, UK.

RE: SAM Downloads

1999-08-20 Thread Si Owen
Andrew Collier wrote: For some time I've been wanting to buy Chris Pile's Defender game. But I've been too nervous about Persona's current stalemate to dare send a cheque - who knows if I'd ever see it again? Back in April I was asking about buying software from Persona and Dave Ledbury said I

RE: SAM Downloads

1999-08-20 Thread Si Owen
Andrew Collier wrote: But I agree with Si - Defender is still quite new and I don't think it has had a chance to sell to its entire market yet. Has it ever been for sale at a Gloucester show, for example? I'm up for buying it from anyone that's offering (legally)! I can't remember what else I

OT: Celery, Athlon and other vegetables (was: RE: My take on the SAM Scene)

1999-08-19 Thread Si Owen
Dave L wrote: After seeing how many Abit boards are dealt with via our returns department - I wouldn't recommend this to anyone! Then you've been very unlucky - my last 4 boards have been ABit (HX-LX-BH-BP) and I've not had any problems. General review sites also speak highly of them. What

RE: Hmmm - on topic discussion again.

1999-08-19 Thread Si Owen
Dave L wrote: And since when has dual celeron processing been relevant to SAM ? er, well I can run a SimCoupe on them! It was as on-topic as your message about Celery adaptors! Now that was something that was discussed by Edwin a while ago Musta been before I rejoined the list... Si

RE: My take on the SAM Scene

1999-08-18 Thread Si Owen
Dave L wrote: The only reason for shopping around for a Celery adaptor is if u want one of the modified ones for Clocking or dual process use... I highly recommend the ABit BP6 for a ready to go dual-Slot370 motherboard - I've got 2 C366s running happily at 550 in one, with little more than a

RE: My take on the SAM Scene

1999-08-17 Thread Si Owen
Nick Humphries wrote: Single figure sales and no commitment to rereleasing or compilations means that these titles are not marketable anymore, so is there any good reason for not putting them onto an FTP site? It's not surprising sales are low as they're impossible to get hold of! It'd be sad

Re: SAM DEVELOPER FORUM

1999-08-16 Thread Si Owen
Colin Piggot wrote: so I have taken it apon myself to create another mailing list Is this really such a good idea? The SAM world seems thin enough as it is without spreading it out over two mailing lists. The discussion on this list isn't always on-topic, but it's not as though hundreds of

Re: SAM disk formats (was: SimCoupe 0.783a - ZIP)

1999-07-14 Thread Si Owen
On Tue, Jul 13, 1999 at 07:34:01PM -0700, Simon Cooke wrote: The current format has no concept of sector addressing, it doesn't know about different length sectors. Ian Collier then wrote: I was under the impression that the format used for Amstrad disks could do that. Bickbow. Then

RE: SAM disk formats (was: SimCoupe 0.783a - ZIP)

1999-07-14 Thread Si Owen
Ian Collier wrote: http://andercheran.aiind.upv.es/~amstrad/File_Formats/ Ah, thanks! Now I've seen it I'm not so sure... It's pretty close but I'm not sure it's quite there either... The Amstrad controller seems to have 2 status registers for each data read command, but the SAM only has

RE: SimCoupe 0.783a

1999-07-07 Thread Si Owen
Aley Keprt wrote: Si Owen still haven't released anything, so here is anothrer DOS version. That's because Si Owen has only just returned from holiday - I've not even had a chance to catch up on the SAM users list yet! snip since we must discuss the fileformat at first. (I don't want to make

RE: ANNOUNCEMENT 2

1999-07-07 Thread Si Owen
David L wrote: The updated Persona Web site - as designed by the talented Gordon Wallis - is now up at www.persona.clara.net Does that mean Persona's back open for business too? Si

RE: Linux vs. Win32 SimCoupe - must I fight?

1999-06-10 Thread Si Owen
Thomas Harte wrote: So you can see how it looks, yeah? You'll notice how 'doesn't want' is also future tense? Actually it's present tense, but that's beside the point - the point is that I didn't say it in the first place! I can understand how it might have looked, but trying to start a

RE: Z80 Assembler update

1999-06-03 Thread Si Owen
I don't understand whether this Z80 will be for Sam or PC. It looks like Java app., this would be much better. It's for the PC, but it'll make it much easier to develop code for the SAM :-) Does it support clever macros? Knowing Simon, it'll support everything you'll ever need! Si

RE: The win32 SIM Coupe

1999-06-03 Thread Si Owen
Alex Keprt wrote: Since it is noncommercial product, people doing Win32 version probably won't have sufficient resources (time, ability, ...) to do anything with Linux. I've not had time to touch the Win32 version in about 5 weeks, and am tied up for another few weeks yet :-/ I hope to get

Persona

1999-05-27 Thread Si Owen
Has anyone had any dealings with Persona in the last couple of months? I ordered some software 6 weeks ago and still haven't received anything. I've also tried mailing [EMAIL PROTECTED], but haven't heard anything back from there either. Si

RE: Help with : Writing my first (decent) SAM program . . .

1999-05-16 Thread Si Owen
David L wrote: If you've got a PC - the easiest solution is to get a PC TV card and use the REAL machine via the PC monitor... assuming you've got a PC that is ;) Is your picture clear enough? I borrowed a Haupage TV card but couldn't get a decent picture, as tho the signal wasn't strong

RE: Putting the whole boring argumet simply

1999-04-30 Thread Si Owen
Simon Cooke wrote: Actually, the plan is to go through the Windows Multimedia subsystem, as it's easy to set up and splat stuff through, and that way you also get accurate timers so we can sync SimCoupe to 50Hz :) but, but, it's been optionally synced to 50Hz for about 2 months now! But

RE: Sam Juggler (Re: SimCoupe protected disks)

1999-04-29 Thread Si Owen
Andrew Collier wrote: MNEMOdemo1 part 2 (my bit) crashes. I never did manage to work out exactly why, but I rather suspect it has to do with interrupt timings. I've corrected the interrupt timings (as discovered Ian or yourself) so the interrupt bits aren't visible during the last 3us of the

RE: CLOSING ARGUEEMENT ON - SimCoupe protected disks Copyright

1999-04-28 Thread Si Owen
David L wrote: Not so tricky with a good hard drive removable rack! Indeed, I take the 2 hard disk caddies out of my machine in work every night when I go home, so I can plug them in there if I need to use them. Ironically, the last hard disk I had that died was the one fixed in the machine!

Re: Source of technical information

1999-04-26 Thread Si Owen
Thomas Harte wrote: (don't have a clue what mode 2 was all about though, thinking in retrospect, was it something like Spectrum style with a higher colour resolution?) Yeah, similar to the Spectrum but with an attribute byte for each data byte, and without the annoying layout! ;-) and,

RE: New Argument about COPYING (WAS CLOSING ARGUEEMENT ON -SimCoupe protected disks Copyright )

1999-04-23 Thread Si Owen
Its just a Means to a End , If you need to BACKUP your purchase, but its protected to stop PIRACY , MODIFYING Correctly working code (the Protection ) is illegal (SECTION 50C as previously stated) :) Fortunately, backing up disks to a different media isn't modifying any code, in fact it's not

RE: Win32 SimCoupe

1999-04-22 Thread Si Owen
Aley Keprt wrote: I can't imagine what algos can be better than reading a one single value from a table. Especially in this case, when every table has 256 bytes, and there are some 4 or 8 tables in the Z80 emualtor. Is this too much for Celeron's cache? I don't think so. Probably not from one

RE: New Argument about COPYING (WAS CLOSING ARGUEEMENT ON - SimCoupe protected disks Copyright )

1999-04-21 Thread Si Owen
David Ledbury wrote: Some already does ;) Especially if it happens to be the Atom ;) Owners of the Atom still can't use the hard disk for existing protected titles tho - if I owned the hard disk I wouldn't be too happy about that. As usual, the protection ends up as more of a disadvantage for

RE: CLOSING ARGUEEMENT ON - SimCoupe protected disks C

1999-04-21 Thread Si Owen
JohnnaPig Teare wrote: Everybody who has ever wanted to buy lemmings or pop has got it now surely - I wouldn't even know where to point someone t buy a copy. I've only just picked a few things up 2nd hand, as I couldn't see anywhere obvious and easy to buy them from. Last night was the first

RE: Sam Juggler (Re: SimCoupe protected disks)

1999-04-17 Thread Si Owen
Dave Whitmore wrote: On Fri, 16 Apr 1999 20:42:26 +0100 Sat, 17 Apr 99 00:54:05 BST, David [EMAIL PROTECTED] wrote: Defender - thank goodness! pedant He said disk protection excluded for christsakes! \pedant I think he might be referring to some HPEN synchonisation stuff mentioned a while

RE: Sam Juggler (Re: SimCoupe protected disks)

1999-04-16 Thread Si Owen
Aley Keprt wrote: Juggler seems to use standard disk format, but it doesn't work in emulator. Any idea? It's appears to be a bug in the SimCoupe floppy controller, caused by each disk side being treated as a full drive controller with its own set of registers etc. The only time the side bit of

RE: Sam interrupts: the sequel

1999-04-15 Thread Si Owen
Ian Collier wrote: The z80 code and a short binary follow. You can test the binary snip The binary seems munged again - could you please zip it and resend it? defs 56-p What's the 'p' part of this? I can't see a label for it, so is it something specific to your assembler? What size

RE: SCART Solution

1999-04-15 Thread Si Owen
Justin Skists wrote: [description clipped] Cool. Thanks. I'll have a go at making one sometime! :) Bagsy I try first! ;-) Si

RE: Sam interrupts: the sequel

1999-04-15 Thread Si Owen
Stefan Drissen wrote: Obviously p is the current program counter value. 56-p will ensure that the next instruction is then assembled at address 56 I wondered about p being PC, but 56 minus PC (that is about 32797 because of my ORG 32768) didn't make any sense! I now presume that it means pad

RE: Sam Juggler (Re: SimCoupe protected disks)

1999-04-15 Thread Si Owen
Aley Keprt wrote: Yes, Juggler seems to use standard disk format, but it doesn't work in emulator. Any idea? Hmmm, mine gets right up to the point of showing the animation and just sits at a black screen. Is that the same as you (I presume so!). If I get time tomorrow I'll see if it's anything

RE: SimCoupe interrupt timings

1999-04-13 Thread Si Owen
Ian Collier wrote: For the moment, assume that the screen is turned off or it happens to be displaying the border. At this time, all accesses to main RAM are restricted by the ASIC to occur only on every fourth cycle. (This does not apply to external RAM or to ROM). Ah, didn't suspect RAM

RE: Win32 SimCoupe (was: Z80 flags for INI(R) and OTI(R)? #2 (oops!))

1999-04-13 Thread Si Owen
Ian Collier wrote: It was basically a choice between keeping 8-bit quantities and shifting+ORing whenever register pairs are used, and keeping 16-bit quantities and shifting whenever single registers are used. I made the choice arbitrarily as it seemed easier to deal with the 8-bit registers

RE: SimCoupe interrupt timings

1999-04-13 Thread Si Owen
Ian Collier wrote: Not really - it's mostly guesswork, although I did measure a lot of instructions experimentally. I think Pedro Gimeno did something similar for the Spectrum and the results are in the cssfaq I found Pedro's work at lunch-time and it looks like a good starting point. At the

RE: SimCoupe protected disks

1999-04-12 Thread Si Owen
Simon Cooke wrote: I checked out... you can't do it without writing your own kernel-mode driver :) I was hoping that FLOPPY.SYS would have support for COMMAND_READ_TRACK but it doesn't, as that may be all that's needed to read any Sam disk (well, it sounds like it in theory). I'll have a go at

RE: CLOSING ARGUEEMENT ON - SimCoupe protected disks Copyright

1999-04-11 Thread Si Owen
Simon Cooke wrote: CD's are much more durable, and as such, don't have this limitation. Doesn't the surface still oxidize over time though? (or was that just the early disks that weren't sealed so well). Even so they still last longer than floppies! Also: OIDS on the ST. Mirrorsoft went

RE: SimCoupe protected disks

1999-04-09 Thread Si Owen
Chris White wrote: Private Email me the Disk layout (What tracks are what) , just for my curiousity Coincidentally I'd just contacted Persona about buying a few software titles to play with (I've hardly got any games!) and Defender was one of them. Sounds like a good challenge for some point -

RE: SAM Scart

1999-04-08 Thread Si Owen
Martin Fitzpatrick wrote: anyways... if you want it lemme know... (same goes for anyone else, though justin did bagsy, and i cant ignorr the rules of the playground Better let him have first pick, or he'll only get some of his friends to come and beat it out of me! I may have a go at doing it

RE: Win32 SimCoupe (was: Z80 flags for INI(R) and OTI(R)? #2 (oops!))

1999-04-08 Thread Si Owen
Aley Keprt wrote: Well, I have used another Z80 CPU emulator in my SAA1099 player. It is not 100%, but it uses very efficient algo's for computing flags. And it is platform independent. This may help. Sounds good - I'd come across the look-up tables in another Z80 emulator and wondered about

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