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Job Lot of over 160 Items ZX Spectrum[url]http://www.ebay.co.uk/itm/Job-Lot-over-160-Items-ZX-Spectrum-C64-PS1-PS2-PS3-PSP-Xbox-Dreamcast-/161097186089[/url] ZX Spectrum games ATV Si…
... :(
sellers can't leave "negs" or use a ... 2 being you don't state the charge in the description ... AND you haven't listed it in your ... feedback.. ebay really don't like.. test the theory if ... br />
(why didn't I think of this years ... -
Job Lot of over 160 Items ZX Spectrum[url]http://www.ebay.co.uk/itm/Job-Lot-over-160-Items-ZX-Spectrum-C64-PS1-PS2-PS3-PSP-Xbox-Dreamcast-/161097186089[/url] ZX Spectrum games ATV Si…
... of payment *AND* you haven't stated cash on collection (which ... a start. If you don't state these things in your advert ... this thread.. they can also state you knew of it *DAYS ... -
Job Lot of over 160 Items ZX Spectrum[url]http://www.ebay.co.uk/itm/Job-Lot-over-160-Items-ZX-Spectrum-C64-PS1-PS2-PS3-PSP-Xbox-Dreamcast-/161097186089[/url] ZX Spectrum games ATV Si…
... of payment *AND* you haven't stated cash on collection OR ... a start. If you don't state these things in your advert ... this thread.. they can also state you knew of it *DAYS ... -
Machine code optimisationI'm geting back into z80 coding and wonder what the best way of showing how efficient the code is. I've got Rodney Zaks book and see there are timin…
... each instruction - ie M Cycles. T States and time @ 2 MHz ... />
Unless you're doing t-state critical stuff like border effects ... onto the screen (and don't bother using a back-buffer ... -
Border art viewerRecently, we were working with diver/4d on border art. The idea was to push the techniques of drawing on the border to the limit and to see, how much…
... while back but they didn't bother with the full visible ... able to insert a half-t state pause during the loop that ... eliminate that as it won't be using a loop. -
Border art viewerRecently, we were working with diver/4d on border art. The idea was to push the techniques of drawing on the border to the limit and to see, how much…
... able to insert a half-t state pause during the loop that ... eliminate that as it won't be using a loop.[/QUOTE ... -
Experimenting with turboloadersHello, My first post, having lurked here for a while. I'm a lifelong computer nerd, Spectrum fan since childhood in the eighties, and have recently…
... and Z80)
[*]583 / 1166 T state modulation, 3000baud (timing equivalent to ... around 1.5 million free T states per second. Almost enough ... -
Experimenting with turboloadersHello, My first post, having lurked here for a while. I'm a lifelong computer nerd, Spectrum fan since childhood in the eighties, and have recently…
... is rather... manual. I don't have a single executable that ... must run in under 25 T-states; and "set_searching_border", "set_pilot_border" and ... 68T, give or take a T-state or so) or once per ... -
Completely free games?Hi, I would like to know if there are any open source or completely free games for ZX Spectrum. Or at least some other free programs without any lin…
... code because I couldn't find an easy way ... that I still don't break other stuff while refactoring ... to make the emulator rendering t-state accurate (as possible). The ... the C# emulator didn't have one, and until ... and my conscience wouldn't let me take credit ... -
SoftPLAY: Use the PLAY command from 48 BASICNow you don't need 128 BASIC to use the [B]PLAY[/B] command. Just use [B]PRINT #8;[/B] instead. [url]https://dl.dropboxusercontent.com/u/15659782/So…
... when I said I wasn't publishing any source code any ... to sound. It's not t-state perfect though as this routine ... doesn't have to do ROM paging ... want,
but I don't fancy their chances..." .... lololololol... Nicely ... -
A new full-screen bicolor engine called NIRVANA[I]OK, there's something I need to clarify first: Nowadays if you write [B]"multicolor"[/B] everyone assumes it refers to "multicolor 8x1" (an attri…
... models); I have an exact T state delay loop (by Jan B ... . Can you tell me the T state delay you are using for ... -
A new full-screen bicolor engine called NIRVANA[I]OK, there's something I need to clarify first: Nowadays if you write [B]"multicolor"[/B] everyone assumes it refers to "multicolor 8x1" (an attri…
... myself, but I didn't release it because I ... ); I have an exact T state delay loop (by Jan ... you tell me the T state delay you are using ... />
I don't recommend modifying anything after label ... worldofspectrum.org/forums/showthread.php?t=44591"]here[/URL].
Small demo to show my sprite engine for ZX Spectrum 48KThis demo shows 13 sprites moving at 50fps totally flicker free: 12 enemies bouncing in edges and the main character, controllable with OPSA (note S …
... 48k derivatives that it won't work on. Has anyone looked ... you can tell I don't like this trick :D But ... would personally prefer a fixed T state delay following an interrupt, possibly ...Small demo to show my sprite engine for ZX Spectrum 48KThis demo shows 13 sprites moving at 50fps totally flicker free: 12 enemies bouncing in edges and the main character, controllable with OPSA (note S …
... 48k derivatives that it won't work on. Has anyone looked ... you can tell I don't like this trick :D But ... would personally prefer a fixed T state delay following an interrupt, possibly ... and tricky but I don't see another method to do ...Why?I'm just wondering why people are here? Why are we working on or using old hardware? Why are some of you putting a lot of effort in upgrading the ha…
... during those years but couldn't get the hang of it ... speedy way that PRINT couldn't, that sort of thing.
T-state out of the machine. I ...Seeing the code/In emulatorHello, Here is my Noob question. Is it possible to see the code for these games in an emulator? To be able to study the code? I am using the Sp…
... frame though, as updating in T-State level realtime would 1) Slow ...A new full-screen bicolor engine called NIRVANA[I]OK, there's something I need to clarify first: Nowadays if you write [B]"multicolor"[/B] everyone assumes it refers to "multicolor 8x1" (an attri…
... "tolerance" of about 35 T-states against interrupt delays.
T-state, so there are 3 T-states left), and ... executing an instruction and didn't start executing the next ... instructions take more than 20 T-states, thus causing longer interrupt ...A new full-screen bicolor engine called NIRVANA[I]OK, there's something I need to clarify first: Nowadays if you write [B]"multicolor"[/B] everyone assumes it refers to "multicolor 8x1" (an attri…
... "tolerance" of about 35 T-states against interrupt delays.
T-state, so there are 3 T-states left), and ... executing an instruction and didn't start executing the next ... instructions take more than 20 T-states, thus causing longer interrupt ...Z80 Asm EditorHi, I think this goes in here but if not then the mods can move it.... :) I have been knocking up a multi-tabbed, customizable docking editor for w…
... has been said before, a T-state counter for blocks of code ... the calculation, or flip the state of conditionals. Since it would ... exclude lines individually, you wouldn't necessarily need to trace along ...Z80 Asm EditorHi, I think this goes in here but if not then the mods can move it.... :) I have been knocking up a multi-tabbed, customizable docking editor for w…
... really like that idea of t-state counting (enhanced with code size ...Pentagon floating bus timingI wanted to take a little break from working on the ZXDS UI yesterday, so I added support for Pentagon timing instead, so I can finally enjoy the lik…
... from the attributes every t-state (one byte per t-state, interleaved, i.e ... an attr byte per 4 t-states, i.e. the full ...Pentagon floating bus timingI wanted to take a little break from working on the ZXDS UI yesterday, so I added support for Pentagon timing instead, so I can finally enjoy the lik…
... not truly aligned to 1 t-state, which means that the border ... your timing to the particular t-state that works in the current ...Pentagon floating bus timingI wanted to take a little break from working on the ZXDS UI yesterday, so I added support for Pentagon timing instead, so I can finally enjoy the lik…
... indeed. What I don't get though is the reason ... sure they simply didn't use versions of the ... the attributes every t-state (one byte per t-state, interleaved, i. ... .org/forums/showthread.php?t=41048&p=659785"] ... anything else. There doesn't seem to be any logic ...Pentagon floating bus timingI wanted to take a little break from working on the ZXDS UI yesterday, so I added support for Pentagon timing instead, so I can finally enjoy the lik…
... that the starting t-state slips by 1 t-state per frame - ... , these sequences just won't be generated; my alignment ... most of them didn't get the Pentagon emulation ... be timed to 1 t-state on Pentagon. This is ... cycle at the specified T cycle after ULA (or ...Help with 1-bit sampled soundHi all, I've been sent over this way from the CPC Wiki forums as you guys may be able to help me more specifically with a programming query. Firstly…
... your playback routine must be T-state counted. There is no ... pressure. (Most!) Computers don't do analog so the sample ... . Note that I haven't mentioned the analog electronics driving ... worldofspectrum.org/forums/showthread.php?t=45856"]beepola thread[/URL] ...Help with 1-bit sampled soundHi all, I've been sent over this way from the CPC Wiki forums as you guys may be able to help me more specifically with a programming query. Firstly…
... first draft and I haven't tried to compile anything yet ... , there's around 8-10 T-states of operation in part ... new value roughly every 31 T-States.
The sample ... for the PDM isn't perfect to the T-State, but then does ...Z80 Asm EditorHi, I think this goes in here but if not then the mods can move it.... :) I have been knocking up a multi-tabbed, customizable docking editor for w…
... folder.
This shouldn't crash, but there will be ... .tap file contents
[MAYBE] - T-state display next to assembly instructions ...
[MAYBE] - Show t-states for selected block
Address bus contents (i.e. PC) during execution of HALTI'm wondering if anyone can tell me what's placed on the address bus during execution of HALT, beyond the initial M1 cycle. The Z80 user manual state…
... =Basher;761134]I don't think a seqence of ... the enable interupts won't take effect until after ... emulate the Z80 at the t-state level, instructions with prefixes ... a 'prefix' which doesn't modify the next instruction ... />
I don't quite follow the wording of ...New bicolour game coming very soon.And they say budget software houses can't afford to advertise :-D [IMG]http://i1142.photobucket.com/albums/n608/daveyboyhughes/elstompo_advertsmall_…
... "tolerance" of about 35 T-states against interrupt delays.
T-state, so there are 3 T-states left), and ... executing an instruction and didn't start executing the next ... instructions take more than 20 T-states, thus causing longer interrupt ...Never Go With Strangers - ZX Spectrum - Ocean - Reproduction for sale[url]http://www.ebay.co.uk/itm/191127895293?ssPageName=STRK:MESELX:IT&_trksid=p3984.m1555.l2649[/url]
... genius in bolton.. I didn't state you had a warehouse full ...
