-
Tai Pan (Mikro-Gen) - BUG or...How to leave a port? What to type? After buying ship and cargo, usual typing name of new destination (Hong Kong, Turkey,... whatever) leads to me…
How to leave a port? What to type?
After buying ... (Hong Kong, Turkey,... whatever) leads to message about error... it seems ... />
Unless someone look into code, it's hard to guess what game ... )...
Everything else seems to work fine. -
How to make fuse to auto boot into esxdos with loading tap file after esxdos bootFound this very interesting article from ub880d on: http://board.esxdos.org/viewtopic.php?pid=1009#p1009 Hi, regardless the fact that there is no…
... divmmc), here is a way how to make fuse to auto boot into ... />
when debugger pops up (on breakpoint), do not close ... basic program to be loaded on boot (to autoload external tap ...
exit fuse (save changes to hdf)
6) ... -
Need some help building a cable for Spectrum 128k +2 to US Commodore 1084S-PHello WoS users! Does anyone have a diagram detailing how to build a cable to go from the Spectrum 128k +2 (grey) to a Commodore 1084S-P (US version…
... ! Does anyone have a diagram detailing how to build a cable to go from the ... limited. I will be presenting a table showcasing some vintage British micros ... am trying to get ready. I only have a 6 foot table and ... -
How to download games to micro sd card to play on Sinclair zx spectrum vegaHello Could anyone tell me how to download games from a website to a micro sd card to play on a Sinclair zx spectrum vega , I mean do I use a emulat…
... me how to download games from a website to a micro sd card to play on a ... do I use a emulator or a zip file ,how exactly is the ... process done. Can I do it on a ... iPad or a small 7inch android ????? -
The Generality of how to Preserve Software "in the round" . Software sellers are now citing their use of "air tight " boxes etc - so we know that an effort is now being made to preserve . But these (often "R…
...
When preserving a view has to be taken that could ... trained on how to preserve stuff but I have to "make it up" as ... is course of course just a matter of opinion) but .................< ... end up on the skip ! The question of how one "restores" a ... -
How to Use a real Physical Old Style Retro ZX Spectrum INFREQUENTLY and EFFECTIVELY.These days a lot of WOSSERS use emulators most of the time but like to get out the old Speccy ,every once in a while ,for a quick nostalgic revisit .…
... These possibilities spring to mind:-
1) A new (now old ... keyboards are now quite expensive to pick up secondhand .
... like the Penguin which links to a PC keyboard .
... can sometimes be tricky to use , in a way that is ... -
How to disable the "scroll?" message?Hello. I'm a beginner Z80 assembly programmer and I decided to make a ZX Spectrum game to practice my skills and gain some more experience. I curr…
... currently have a problem that I have no idea how to solve.
to, but also messes the game's graphics up whenever you press a ... button.
I found a few posts on how to ... I still don't know how to do it in Assembly. -
PSI ChessHi, Anybody out there remember the game "PSI Chess" by The Edge? Well, there seems to be no problem finding a snapshot ot tape image for this game …
Well Arjun, look out for a file called PsiChess.txt on ... for use as start points to set up endgame positions.)
To tell the computer how to move a piece, you just ... some sort of secret service code I thought I'd better ... -
Horizontal scrollDoes anyone know how to do a 2 or 4 pixel left or right horizontal scroll of the spectrum screen. I can make a 1 one pixel scroll with: ... rl (hl…
... /> To speed things up I supposed you could create a table of values relating to ... .
That is to say you would have a 256 byte table and do something ... to a 256 boundary table
LD A,(HL) ; get shifted value from table
How ... -
Fake screenshots? No - now it's REAL screenshotsOk then. A few weeks ago I said I will show You the new gfx-mode of Speccy and - here it is: [url="http://republika.pl/hooy_prg/hprg.zip"]http://rep…
... , press "Auto size" to scale it up to 256x192 pixel (x*4 ... attributes, only 128 of 256 pixel x maximum of 192 ... I remember my own try to code a game with rainbow processor, it ... somewhere a description in czech how to modify a Spectrum 48 to allow it to display ... -
Fake screenshots? No - now it's REAL screenshotsOk then. A few weeks ago I said I will show You the new gfx-mode of Speccy and - here it is: [url="http://republika.pl/hooy_prg/hprg.zip"]http://rep…
... , press "Auto size" to scale it up to 256x192 pixel (x*4 ... attributes, only 128 of 256 pixel x maximum of 192 ... I remember my own try to code a game with rainbow processor, it ... somewhere a description in czech how to modify a Spectrum 48 to allow it to display ... -
Advice about drawing sprites on spectrum I've coded sprite drawing before and know all the theory about masks from a long time ago (microhobby rules! ;), but since I did it on Amiga with ha…
... [quote]
2. Having a shifting table, along these lines:
< ... table must start on a 256-byte boundary.
This looks close to ... . If you unroll this code fragment, you can eliminate ... ),a' to speed it up every so slightly (10 cycles per byte ... -
Tough paging questionOK... Take this: 1. We have a program compiled and run from within GENS under a Pentagon 128K environment. 2. The program works perfectly. 3. We sav…
... really stupid to let an error lay in the code for tens ... Pentagon, the byte after the list just happened to be 0 in ... So, remember, fellow coders, never to do such mistakes !
a certain Virgin Games Ltd game, an autobiographical game called "How To Be A ... -
New project for 256 colours Games emulator!O.K. , I suggested Jonathan Needle ( Creator of the excellent Spectaculator at [url="http://www.Spectaculator.com"]www.Spectaculator.com[/url] ) to c…
Cyborg,
Many remakes look similar to what is proposed. This way ... or remap the spites with 256 coloured versions. You can toggle ... may not have the skills to code a remake, so substituting graphics may ... -
New project for 256 colours Games emulator!O.K. , I suggested Jonathan Needle ( Creator of the excellent Spectaculator at [url="http://www.Spectaculator.com"]www.Spectaculator.com[/url] ) to c…
... would be pretty cool to see a 256 colour emulator that allows ... wonders how many people would actually bother to convert games to 256 colours ... t messing around with the code in anyway so the ... existing Speccy game and up the graphics to 256 colours, OR, are ... -
i want to start writing my own gamesi want to start writing my own games but have no idea how. is there any downloadable dummys guides or some software that teaches u how. the only expe…
... to memorise everything...see how I wrote that I use a very handy look up table ... am I any more of a genius than the average user ... , etc, as well as your code. I'm progressing nicely with ... -
New project for 256 colours Games emulator!O.K. , I suggested Jonathan Needle ( Creator of the excellent Spectaculator at [url="http://www.Spectaculator.com"]www.Spectaculator.com[/url] ) to c…
... would be pretty cool to see a 256 colour emulator that allows ... wonders how many people would actually bother to convert games to 256 colours ... t messing around with the code in anyway so the ... existing Speccy game and up the graphics to 256 colours, OR, are ... -
An MC question (sorry, there's no MC forum to post to!)Ok, still struggling with learning MC - but am getting there. I just can't find anywhere on the web / in books that explains how to do arrays in MC.…
... web / in books that explains how to do arrays in MC.
to access" depends on how your program will use ... a,MyArray%256
ld l,a
ld a,0
adc a,MyArray/256 ... you align MyArray to the
; start of a 256-byte page (this
1 colour per pixel without interlace flickering on +3No, no, it is just April's Fool day. ;)
... dithering in the code), so I started to develop my own ... available, and i had really look for it again since it ... Game Makers. the code just needs to be tweaked or something ... and possibly a music facility, etc. BUT one NEEDING to know how to code ( either ...T.I.M. - A New Interlace - Demo for DOWNLOADHere's something that's been in the works for quite a while ( mostly in my head ) and recently I've aquired assistance to help it come to fruition. …
... LDI as it takes 16t/byte
ld ... code for every byte moved but u need only 13 t for a byte ... T per byte but, as you say, the code is ... also be worthwhile to consider a 30 byte wide x 96 ... am still skeptical about how tolerable the result might be ...Pixel setting / general speccy codingi just started doing some cross-coding with the [url="http://www.bigfatpanda.fsnet.co.uk/z80.html"]Z80 SNA assembler[/url] and an emulator, and this …
... can put lineptrs on a 256-byte boundary and rearrange it ... 256 high bytes. This allows the y-address lookup code to be reduced to ... :
[code]
ld h,lineptrs / 256 ... /> ld b,(hl)
[/code]
(Juggle registers ...Pixel setting / general speccy codingi just started doing some cross-coding with the [url="http://www.bigfatpanda.fsnet.co.uk/z80.html"]Z80 SNA assembler[/url] and an emulator, and this …
... could also optimise your code for finding the displacement ... /> takes 19 tstates ,as opposed to 24 tstates.
... This assumes the pixel table doesn't cross a 256 byte boundary.
table right at the beginning of a 256 byte page, say ...need help with speed optimization. this procedure draws a sprite with mask from memory onto the screen with x-coordinate in pixels. it doesn't shift sprites in realtime, it just uses …
... ,C000H ;placing table at the beginning of
;a 256 byte page makes addressing ... A,A
ADD A,B0H ;there is a table with all bytes preshifted to all ... ;where sprite is stored
[/code]
Phew!!
need help with speed optimization. this procedure draws a sprite with mask from memory onto the screen with x-coordinate in pixels. it doesn't shift sprites in realtime, it just uses …
... the screen.
[code]
ORG C000H, ... A,A
ADD A,BYTETAB/256 ; there is a table with all bytes preshifted to ... OR (HL) ;Repeat the code from POP BC - DEC H ... a screen address table
* SCRTAB must be at the start of a 256 byte ...Smooth Screen ScrollingHi Everyone, Any suggestions on what is the best way to do horizontal scrolling ie. in Zynaps fashion. I am working on a routine at the moment, whi…
... pixels in size. To scroll a block of 256 bytes then required just ... , the routine is now down to a reasonable size.
Going ... the dummy screen was aligned exactly on a 256-byte boundary, so the routine ...Fast division in machine codeHi Does anyone know what is the fastest way to divide a 16 bit number by 24 in machine code. Derek [ This Message was edited by: dmsmith on 2004-0…
... , then look up that result in a table that divides by 3.[code]
SRL ... need to read a 2-byte value
RES 0,L ; from the table ... div3table starts on an even byte...
LD D,(HL) ; result ...Most popular new features? I know some people like a spectrum to be emulated as authentically as possible, while others like myself like features which improve the gfx, sound,…
... s have a pretty good idea as to what ... versions being done, or a faq and continuing support/ ... 256, is perhaps even more unsupported because people don`t know how to code ... year/publisher etc etc to find a game (or do ... launch you emulator and a game after doing this ...Most popular new features? I know some people like a spectrum to be emulated as authentically as possible, while others like myself like features which improve the gfx, sound,…
... br />
1) It was a bad idea - which is why ... 256, is perhaps even more unsupported because people don`t know how to code ... /> Err, no... 256 colour 'emulation' is emulation of a feature that does ... spend time on a remake rather than on a hack of a method.Anyone help re-factoring a tile functionI had some excellent feedback for re-factoring my function that displays the colour for my screen tiles. Can anyone offer some help to improve the fu…
... HL to INC H as the map data is inside a 256 byte boundary ... improved. Any suggestions ?
[code] ORG 50000
LD ... ; Default
DEFW TILEIMAGE2 ; Up
DEFW TILEIMAGE3 ; Down
