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Z80 QuestionCan the instruction EX DE,HL be prefixed with DD to give EX DE,IX? Derek
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A major opportunity to kill undocumented instructions happened when ... z80 went from NMOS to CMOS in the late '70s. ... undocumented instructions are unlikely to work. These include the ... one z80 implementation with minor differences. MOS's z80s may ... -
Starglider 128k TZXNow I would if I could, but I simply don't have a copy of the game on tape handy, but is there any possibility that someone could upload a working ve…
... enter.
Next change to 128 hardware in spin and load the snapshot ... load and work in 128 mode without switching to +3 hardware in spectaculator.
When I had my 128 ... -
z88dk+splib2 sprites question.I'm creating a game and I have several "states" for my main sprite, such as jump, facing left, facing right, etcetera. All those states require a dif…
... be happy to let you know what has to be in memory ... capable to open files for read/write in a floppy in the ... it was possible to do the same in the RAM disk ... the 128's Basic RAMdisk. A RAMdisk is very easy to ... functions will be added in the not-too-distant ... -
BASin and the 128k commandsI've decided to look at incorporating the 128k commands PLAY and LOAD!, SAVE!, MERGE!, VERIFY! for the ramdisk. It won't be full 128k emulation. No …
... keeping the last two UDGs in 128 Basic. Use the ZX Spectrum ... . It should be possible to replicate this behaviour in BASin. The SE ... , but for now I need to keep as much compatibility with ... ROM switching isn't going to achieve that.
D ... -
Draft specs for TZX v1.20Hi all! In the attempt to restart the development of the TZX format, I've put online the first version of the draft document [1]. At the moment ther…
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I'll bow to your experience in counting T-states, but ... doesn't do contention, in the spectrum sense anyway. ... the number of peaks to determine whether a bit ... ZX81 tzx have to include a block ID 2B at the ... start to ensure all the ... -
BASin and the 128k commandsI've decided to look at incorporating the 128k commands PLAY and LOAD!, SAVE!, MERGE!, VERIFY! for the ramdisk. It won't be full 128k emulation. No …
... +2, any programs written in 128 BASIC or 48 BASIC with ... (as long as no 128 Basic commands are used) ... two bugs in the PLAY command in the UK 128 editor. < ... not to fix some of the bugs in the 128 Editor.< ... unmodified) then they need to be in BASin too. It's ... -
BASin and the 128k commandsI've decided to look at incorporating the 128k commands PLAY and LOAD!, SAVE!, MERGE!, VERIFY! for the ramdisk. It won't be full 128k emulation. No …
... the intelligence not to use those characters in a 128 Basic program, ... just as I'd not expect them to ... use PLAY in a program that's supposed to work in ... I change the "\" escape sequences to "[]" characters - because nobody uses ... -
Draft specs for TZX v1.20Hi all! In the attempt to restart the development of the TZX format, I've put online the first version of the draft document [1]. At the moment ther…
... I just have to lump them together in a .ZIP ... be good to be able to have those in a single ... failed, with the ability to directly edit the . ... with correct bit waveforms to fix problems such as ... WAV files and identify differences in the analysis allowing creation ... -
Spectrum Gaming on the moveHello, new on here so hope this question is in the right place. I've just got a new job that involvesd lots of travelling on the trains. So instead …
... buying it instantly ! Months to come it'll be cool ... games fine and also MAME in its turbo mode. Theres ... an 1 gig SD card in there with about 600 ... that it only uses stupid 128 MB Smartmedia cards.
... so you dont have to keep swapping 128 meg cards all the ... -
"Unknown disk format"-error on Spectrum +3Hi, I have just gotten around to changing the drivebelt in my newly acquired +3. I tried to format one of the 3" disks I bought on eBay the other we…
... tried formatting different formats but to no avail. The machine simply ... am beginning to realise that maybe I have to invest in a replacement ... at doing. In stead maybe I should just stick to the Microdrive ... setup I have on my 128+?
ZX ShedNow that issue 2 is out and it's fairly obvious it's been a great success, we have to start considering issue 3. Thanks in part to the quality of wri…
... then there will inevitably be differences in opinion about all aspects of ... I put enough details in the comments to explain why I didn ... view which doesn't seem to apply to the majority but they ... unless I make them in private directly to Lee. That should mean ...You know you're a Spec-chum when......devoid of anything serious to think about now that your next house move is all sorted out, you still cannot sit back and relax because your mind i…
... resting on in that instant.
I need to work out ... as I later adjust for differences in slope in the next frame so ...Phantomas Infinity ReleasedAt last, we're proud to present Phantomas Saga: Infinity. You can download them free from CEZ Games Studio page. We hope you'll enjoy so much as we…
... 'm glad I was able to help in some small way, and ... push the Sprite Pack library to its limits, combining its power ... first -- I am looking forward to it.
Sprite Pack ... data is placed in memory instead -- might be helpful in a 128 setting.Phantomas Infinity ReleasedAt last, we're proud to present Phantomas Saga: Infinity. You can download them free from CEZ Games Studio page. We hope you'll enjoy so much as we…
... glad I was able to help in some small way, ... usage of clipping areas to control colour clash against ... -- I am looking forward to it.[/quote]
in memory instead -- might be helpful in a 128 setting ... the ability to place the static data in a more ...Back on the Burgle![url="http://www.filelodge.com/files/hdd4/78741/back_on_the_burgle.zip"]Download[/url] This game is in BASIC so don't expect anything as good as Pha…
... ' came up on screen, only to realise it was actually part ... it should only be run in 48k mode as I had ... it on an emulated 128k in 128 mode.
nice work ...Games that wouldnt loadI had a few of these, and even after taking them bck some still didnt load first time :( anybody else have/had games like this The pain in the asses…
... I couldn't resist adding to it even if it is ... free with YS always got to the end and then froze ... load on my friends +2 in 128 or 48k modes.
in stock, and when it was ... Force 2: Would load once in about 100 times, but wasn ...Games that wouldnt loadI had a few of these, and even after taking them bck some still didnt load first time :( anybody else have/had games like this The pain in the asses…
... were buggers to load too... Footballer Of The Year in particular gave ... people have mentioned like Back To Skool and Brian Bloodaxe ... before Capcom denied distribution used to work...)
[quote] ... load on my friends +2 in 128 or 48k modes.[/quote]
PC advice reqd!I have a Asus K7 mobo, Athlon64 XP 2.8GHz, 128MB RAM, Samsung DVD/CD Writer combo, and a 250W SMPS. I'm thinking of buying a Nvidia 6600GT 128MB AGP…
It's done! I have a XFX 6600GT 128 MB AGP sitting snuggly in my PC! I've just given Doom3 and Far Cry (free with the card!) a whirl and they play rather nicely.
Next step is to stuff in some more RAM and get my hands on HL2!Spectrum Game CompatibilityHi, At the moment I have a spectrum 48k. I am planning to get a 128k +2, but I have a problem. Will my 48k games work on 128k +2? Because some of the…
... this fault. Again, in 48K mode these programs ... my experience) in getting a +2. To avoid compatability ... keys, if you want to program in 48K BASIC).
... can use a Multiface 128 to save to +D too, if ... searching from 1987 to about 1989 in the crash archive, ...+3 disc imaging (idea + SDP)Following a bit of research, which you can probably see in the "old code" thread, I had an idea for a bit of software that may be useful (for me, and…
... would people like to see it?
2b) if it has ... talking about - ripping disk images to tape/disk.
to be in memory whilst writing back ... image, track by track to tape, for restore later ... what I wanted it to do in the first place, ...ZXCF InterfaceI'm just trying to get an idea for the ZXCF interface, and to me, it looks a much cleaner design compared to divIDE (Of course, that's just my opinio…
... 64 (1Mbyte) banks are available in this address range. Setting
to pay in context switch time. So ... not too terribly difficult to accommodate both 128 and Timex paging -- ... which causes the hw to page in the OS configuration after ...Forum Rules[B]*RULES OF THIS FORUM*[/B] You must agree with all the following Rules to participate on these Forums. If you don't agree with them, please d…
... to near teletubby levels just because some members' kids (unwisely, in ... . group to censor their forums in a similar ... religious philosophies, cultural differences, sex, sexual orientation ... to Barney again. What's wrong with mentioning cultural differences - in ...Forum Rules[B]*RULES OF THIS FORUM*[/B] You must agree with all the following Rules to participate on these Forums. If you don't agree with them, please d…
... following guidlines are designed to make your WoS experience ... ones politeness) are intended to maintain this "family-friendly" ... or religious philosophies, cultural differences, sex, sexual orientation, ... and governments tend to end in flame wars and trading ...Scart Lead faulty?Hi, I`ve been using a scart lead on my Spectrum +2B for a couple of years now. I got a new TV a few months ago and decided yesterday to try the specc…
... , just composite. It leads me to suspection that your new TV ... more current...
In any case, +2B has composite out too ...Background image with SP1 and Z88DKWhat is the prefered way to place an entire (or very large) image in the background when using SP1? Should I convert it to a long (32*24=768 ) list o…
... come from the address stored in the struct_sp1_update.screen + ... when SP1 is compiled to indicate where the back ... you store the screen$ in full (6912 bytes with ... even moreso when writing in C since compiled C ... might want to plan ahead to using the 128's extra ...Basic Programming Routine Needed . . . HELP!Hello there, I though i would try and redo an old classic (pacman) in basic . . . BUT . . . I can't remember how to write the code to see what chara…
... location y,x, encoded as (128 * flash setting) + (64 * bright ... might find it faster still to avoid testing the screen ... directly and instead to keep everything you need to know in variables - ... for example, storing the maze grid in ...
