-
ZXSCLZF - Yet another Screen CompressorQuick disclaimer before I continue, this compressor does not shrink screens as small as some of the others posted here, in particular the very good z…
... things off
(*store_l++)=*buffer_ss; // copy first literal into literal store ... _ulzfa020 ; 12t
;;
;; literal copy
_ulzfa010:
ld a ... memory position to start the copy
push hl ; 11t - store hl ... -
ZXSCLZF - Yet another Screen CompressorQuick disclaimer before I continue, this compressor does not shrink screens as small as some of the others posted here, in particular the very good z…
... br /> ;;
;; literal copy
_ulzfa010:
call _ulzfa050 ... to literal copy
;;
;; offset+length copy routine
copy
push hl ; 11t - ... djnz _ulzfa040 ; 13/8t - copy b times
;;
... -
ZXSCLZF - Yet another Screen CompressorQuick disclaimer before I continue, this compressor does not shrink screens as small as some of the others posted here, in particular the very good z…
... _ulzfa020 ; 12t
;;
;; literal copy
_ulzfa010:
call _ulzfa050 ... memory position to start the copy
push hl ; 11t - store hl ... things off
(*store_l++)=*buffer_ss; // copy first literal into literal store ... -
Optimisation Needed! Is this the Fastest way to copy bytes from screen and back again?I have the screen address (say 0,0 i.e 16384) I want to copy 4 bytes wide by 32 bytes high from the screen to an area of memory. I then want to cop…
... :
di
push iy
; Draw ...
; Copy 4x32 (128) to store
; Copy from store to the screen ... -
Rainbow Generator for 48K Spectrum using PUSHThis is what I came up with from [B]gasman[/B]'s suggestions. It's stable in ZXSpin and ZX32 simulating a 48K Speccy. Anyone like to try it on the …
... 256+253 = 65021
;Copy the sample jump instruction there ... 256 + 253)
ldi ;Copy the 3-byte jump instruction ... push af
push bc
push de
push hl
push ix
push ...
nop
;Copy the colours:
REPT 24 ... -
Using the stack to copy memory blocksA [b]PUSH[/b] and a [b]POP[/b] instruction together take less time than two [b]LDI[/b], so long [b]POP/PUSH[/b] sequences are sometimes used to copy …
... POP/PUSH[/b] sequences are sometimes used to copy blocks ...
push hl ; 11
push de ; 11
push bc ; ... br /> exx ; 4
push bc ; 11 Subtotal = 54< ... -
Copy 4Kb in Assembly?Here's an interesting problem: what's the best way to copy a block of 4Kb in assembly? The most obvious solution is to use [B]LDIR[/B]: [CODE] l…
... to copy bytes using a long "unrolled loop" sequence of [B]PUSH ... push bc
push de
push hl
exx
push bc
push ... push iy
push ix
push af
push bc
push de
push ... -
How to copy file from tape (*.tap) to disks (*.dsk) ?I am using zx32 with win98 and i want (in the emulate +3) copy files from virtual tapes to virtual disks. I use => load "NameOfFile" (for copy the f…
... want (in the emulate +3) copy files from virtual tapes to ... use => load "NameOfFile" (for copy the file in the zx ... do it ?
I want copy files on disk for faster ... , it is very easy to copy c64 tapes programs from tapes ... -
The LIBELOUS copy of 'crash' ? that mag that was pulled that libeled the BBC chiefI will pay 15 for a copy any one got it?
I will pay 15 for a copy any one got it? -
Where can I get a working copy of Chuckie Egg 2 ?I downloaded Chuckie Egg 2 from this site, but it doesn't work! Every time I load it up using ZX32, it resets the speccy emulator. Does anybody know…
... where I can get a copy that works or can anybody ... please email me a copy? I'd REALLY love to ... -
Hyperaction by QuicksilvaDid anyone ever have this game? It was from about 1984-85, really fast-moving maze game, the maze was quite small, danger constant and you had to pus…
... constant and you had to push parts of the walls to ... . Or was that just my copy? -
Game Copy HelpHiya Is there an easy way to copy a game to a +3 disc? my multiface 3 has gone all screwy on me! The way I had been doing it was loading the TAP on…
... there an easy way to copy a game to a +3 ... -
On 48k, can I copy 4k before next screen updateFollowing on from my thread at [url="http://www.worldofspectrum.org/forums/viewtopic.php?topic=6423&forum=11"]http://www.worldofspectrum.org/forums/v…
... ....
How can I copy 4k from Backbuffer to Screen ... point, I basically want to copy back to front screen with ... (at 8000h) is ready to copy, I want to
a) Copy 4096 bytes from 8000h to ... -
Smooth Masked Sprites using fast page flip on 48k Part 2Ok, After all the suggestions in Part 1, which were all excellent (Thankyou), I opted on the following: I have 2 x 6k Offscreen areas (Yes, that's …
...
This contains a copy of the Background
... I:
COPY BACKGROUND TO BUFFER
... char is written and copy over with buffer, ... PUSH AF
PUSH BC
PUSH HL
PUSH IX
PUSH ... -
Smooth Screen Scrolling RoutineHi everyone, this is a follow up to the thread on smooth screen scrolling. As promised here is the code for the routine. It's pretty long and fairl…
... EmuZWin, and can supply a copy of the source file for ... /> LD SP,HL
PUSH BC
PUSH BC
LD ... /> LD SP,HL
PUSH BC
PUSH BC
LD ...
RLOOP PUSH BC
PUSH IX
PUSH IY
how copy snapshoot image in +3 diskHello I have a lot snapshoots, full of games, applications for spectrum, in my Macintosh Computer. I have also a +3 Spectrum. My question is, how co…
... Spectrum. My question is, how copy the snapshoots images the Mac ... to Spectrum +3 and how copy the snapshoots images in +3 ...How many T-states takes PUSH DE ?Hi. Just a quick one. According to z80.info docs, a PUSH DE should take 11 T-States to be executed. But WHAT if SP is pointing to Contended Memory,…
... to z80.info docs, a PUSH DE should take 11 T ...Push/Pop methodMachine code question: Could somebody explain, how do we use the stack in assembler to copy data from one place of memory to another? I've heard it i…
Machine code question:
Could somebody explain, how do we use the stack in assembler to copy data from one place of memory to another?
I've heard it is one of quickest methods, faster then e.g using ldir or writing a loop.
Is it true?Anyone know how you copy a microdrive cartridgeThis may seem a dumb question but does anyone know how you copy the contents of a microdrive cartridge onto another microdrive cartridge to make a ba…
... does anyone know how you copy the contents of a microdrive ...don't go Vista matesaGreetings. As you well know, there has been a massive campaign to push Vista into the users. I'm against it and always will be. Most of the ancient s…
... been a massive campaign to push Vista into the users. I ... users to get a legal copy of Vista is to buy ... , the cheapest Vista is the copy that comes with a new ...Currah MicroSource emulationIt appears to be impossible to emualte the MicroSource in software on the ZX Spectrum SE as hardware polling is required. The following patch is not …
... bc,$2000 ; length
ldir ; copy
; emulate polling< ... bc,22 ; length
ldir ; copy
; move displaced ... out ($ff),a ; $1905
push af ; $1907
xor a ... /> pop hl ; $18f8
push af ; $18f9
ld a ...Playstation 3 "final push" on UKRThis says it all about the PS3 launch: [url]http://www.ukresistance.co.uk/2007/03/europe-at-war-final-push.html[/url] My favourite picture is this …
... /03/europe-at-war-final-push.html[/url]
My ...Multiface 1 and copy protectionI was piddling around on my speccy last night getting my Specdrum running. I had already put the software on microdrive via my Multiface 1. Anyway, …
... I imagine that about the copy protection requirement of having the ...Copy command, +3 e, two hdf'sHi, I've set up a CF with a couple of games to run on a machine with +3e roms. Now i want to copy the games to another (bigger) CF. How is the syn…
... />
Now i want to copy the games to another (bigger ... is the syntax of the copy command on the +3e roms ... in ide0 and want to copy to "games1" (c:) in IDE1 ...Copy Software For ZX LPrint Interface.I have a discovered white cassete containing some printer driver software. I have had a breif look in your archive and could not find it. Maybe somo…
... />
[center]
EUROELECTRONICS
COPY SOFTWARE FOR ZX LPRINT INTERFACE ...help sought with first foray into machine code - pixel scrolldownI have started to code my first machine code program, a simple roadrace game. I've based it around the pixel scrolldown routine in 40 Best Machine Co…
... /> scrlcount
push bc ;save line counter
dontmove ;copy line2, no ... line1
savscrpos
push hl ;save road left side ... /> copybyte
ld a,(de) ;copy byte. . .
ld (hl), ... if not, carry on
push hl ;otherwise, save posn to ...Copy interface ROM content to RamHi all, I have a very rare logitec centronics and disc interface. To save its ROM content I would like to copy it Ram and store it somewhere. How ca…
... content I would like to copy it Ram and store it ... this? Small MC routine to copy from Ram area to Ram ... is paged in during the copy process!
Thanks for ...BSDOS ResiDos copy toolDear friends of MB02+ and ResiDos, today, it is a ceremonious day, as such a little dream of mine has come true:) and I am hereby bringing it forwar…
... result is, that you can copy in both directions.
The copy tool is in ver. 1 ... /saving times of Discobolos (previous copy commander for BSDOS) and this ...Virus for the spectrumHas anyone got a copy of Virus for the spectrum would swap with a mag scans dvd or even money if push came to shove. Thanks Mort
Has anyone got a copy of Virus for the spectrum would swap with a mag scans dvd or even money if push came to shove.
Thanks MortNew version of mb-resi copy tool, ver. 1.5Dear fans of MB02+ and ResiDos, on my site [URL="http://hood.speccy.cz"]http://hood.speccy.cz[/URL] you will find a new version of this copy tool, t…
... a new version of this copy tool, though the user interface ...
