-
The [You] awardsI'm bored, so I thought I'd do the traditional ewgf Spectrum awards, for the first time ever. Once you've ignored my post, please post your own winne…
... a bit of RAM (700 bytes or so, I think) in ... -
BIN shorter than NOT PI?Some time ago I checked many loaders and want to ask why coders are using BIN and not NOT PI? NOT PI is only 2 Bytes, BIN would be better if it would…
... /> NOT PI is only 2 Bytes, BIN would be better if ... as BIN 0) uses 5 Bytes (Please confim this), so you ... -
Tips on optimizing some newbie assembly routinesI'm starting to learn some assembly language. The best way to learn is to actually code something you are going to use, so I'm creating a very simple…
... (named _MB23_grid) which contains two bytes per character (character # and attribute ... /> ; 512 cells, this is 1024 bytes (1 cell is 1 byte ... />
; And just draw 8 bytes to the screen:
push ... -
Full .TAP file loading over the networkDevelopment of the Spectranet ROM modules continues... Courtesy of the new filesystem layer, the experimental TNFS (Tiny Network Filesystem), and th…
... trapping excution inside the LD-BYTES routine in the Spectrum's ... -
So what about ethernet and ZX BASIC?Well, as of about 5 minutes ago, ZX BASIC for the first time properly wrote some packets to the network! OK, so it isn't perhaps 100% what Andrew Ow…
... of Spectranet SRAM which accumulates bytes until something causes it to ... -
GTA san andreas to Distribution denied?Hello Ok,you are probably thinking what is Ladderman going on about giving the title of my post.I will try to explain.In the GTA:SA mission "Black p…
... to explain.In the GTA:SA mission "Black project" C.J ... -
ANN: Spxfr 0.07 releasedHi everybody, here is a new version of Spxfr, the program allowing to transfer files from/to Spectrum thru an Interface One. Major news on this rele…
... starting from 16384 address, 6912 bytes long is transferred to PC ... -
MGT image format and file systemHello, I'm working now on the M.G.T. file support for my ZX-Modules applications. I've collected some data sheets and most of them describe the inte…
... per side and use 512 bytes per sector, so we get ... an amount of 819200 total bytes for the image. The directory ... directory entries per sector (256 bytes = 1 directory entry).
But ... -
Knot in 3D - how?Dear all, Does anyone know the basic concept behind the programming of Knot in 3D? How much usable ram did the speccy have - was it 32768 bytes? If…
... speccy have - was it 32768 bytes? If so, that's only ... -
Help needed preserving Kobrahsoft SP7 cassette.Hello I need some help tzx'ing Kobrasoft SP7 Cassette. This is an MIA. So far, I've sampled a VOC of the original cassette using Cool Edit 2000, at…
... (VOC) v1.10 EXT, 25544833 bytes (25538560 samples)
■ Sampling rate ... -
Arcade Game Designer 2.0 releasedI know dozens of you downloaded the previous version of AGD. Well, you can put it away now because I've made some major improvements to that version…
... data previously used up 484 bytes in the 22 x 22 ... down to 211 and 206 bytes for Diamond Geezer, and just ... 60 bytes for the Bubbles screen. This ... -
Style - Saga Systems LtdHi folks, Regarding: [url]http://www.worldofspectrum.org/infoseekid.cgi?id=0012138[/url] Andrew Blood kindly sampled for Style by Saga Systems Ltd …
... main block by a few bytes. There must be a blip ... -
WAV to TAPI'm having huge troubles trying to convert a program from a real tape to TAP virtual tape. I have tried several utilities and nothing works. I have p…
... 't need - no BASIC BYTES headers at all
... 32768=no autostart)/address(for 'bytes' file): 1 (1,0 ... basic/not used for 'bytes-array': 166 (166,0 ... 32768=no autostart)/address(for 'bytes' file): 22528 (0,88 ... program basic/not used for 'bytes-array': 32768 (0,128 ... -
More montior troubleHello again!. OK,i have been treating myself to a new monitor.After having darkish displays,everything is now clear and bright.So why am i posting h…
... some games(GTA-3,VC,SA,Doom 3 Quake 4),the ... -
Tutorial - learn machine code in 30mins[B][I]Message from the moderators[/I] - bigjon has requested that readers' attention be drawn to a better version of this tutorial, one which is easi…
... Spectrum Manual.
Some instruction bytes, like 201 for 'ret', ... /> Some instruction bytes need one or two bytes of data afterwards ... do.
Some instruction bytes need a further instruction byte ... first register deals with single bytes only (numbers 0 to ... -
bin2asm - New Developer Tool AvailableI have developed a tool for my own use, but you are welcome to download if any use to you (I have submitted it to the Utilities section) called "bin2…
help in making a tzx file from standard speedIn short, I want to create a tzx file from the original Navy Moves & Army Moves compilation, giving that the one in WOS archive has an error on Army …
... Hz
Loading File (407065 bytes) ...
Actual RAW size of ... file in memory: 406688 bytes
Creating 1.02 version ...Spin Assembler DirectivesLeading on from [URL="http://www.worldofspectrum.org/forums/showpost.php?p=402514&postcount=65"]jp's recent post in Spin 0.7 Public Testing thread[/U…
... DEFB a,b,... ;Specify literal bytes, numerically...
DEFB "string ... block of 'a*EQUVAL' bytes (see 'EQU').
... +2*3 ;Reserves NINE bytes (not seven).
... 1+(2*3) ;Reserves seven bytes.
[ ... 'DEFB "ABC"', i.e. bytes NOT words.
Z80 'EXX' ConfusionI was working on a little Z80 routine last evening, and, having run out of registers, resorted to sticking one of the values into a memory location a…
... . It just writes a few bytes to a memory buffer, deliberately ... 62000
LD HL,BYTES
EXX
EXX
RET
BYTES: DEFS 32[/CODE]
Need help with interrupts againI'm fighting to understand how interrupts code handling works I'm trying to set my simple own interrupt routine, as I don't want to be dependent on …
... /> LD HL,23296 ;fill 256 bytes with value 255
LD ...Imagine loading by tape nowadays!!!!I was bored so i did some working out how long it would take to load a more modern game at the rate old speccy tapes do which is 1500 bps (bits). 8 …
... .5
so 187.5 bytes per second
That ... formula
Game size in bytes/187.5 = time it takes ... /> GTA 4 = 13 GB/13000000000 bytes
13000000000 / 187.5 = 69333333 ...Wrong-endian data table?I'm drawing up the memory map for something I'm writing. I'll be using machine code on a byte array of 256 elements, each element consisting of 64 by…
... , each element consisting of 64 bytes.
I'm considering ... choosing to access non-contiguous bytes would be working against the ...JetSet Willy - Mirrored UniverseHello All, Thought you guys might be interested in what I've been doing the last week or so. Using the following documentation: [list] [*][url=htt…
... Screen data by about 256 bytes (no harm done). The compiled ...IDE emulation and delaysA few months ago I was told that IDE emulation, while perfectly usable, isn't accurate enough to compare it to IDE access on real hardware. On some e…
... probably give you a few bytes of junk before each sector ...Bit functions speedI just stared nonplussed at the documentation for the bit functions. Apparently, if you're using the accumulator, using AND and OR is faster than se…
... to decode a few hundred bytes of routine still; and finding ...Data from spectrum to compilerWhat's the easiest way of getting data from a virtual spectrum to assembler? I've designed some nice shiny graphics using BASIN but I'm not sure how…
... if I can get the bytes into a text format I ...shifting spriteshi. have anyone experience with shifting sprites by table ? some neat tricks ? i don't want to see complete code (really don't want, it trashes thr…
... e ;for sprite width 3 bytes
rr d ;to right ...
