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Thought this would be simple... Z80Hi Folks, Started to read "Beyond simple BASIC, Delving Deeper into your ZX Spectrum" by Dilwyn Jones. This is a great book and I came across the…
... X Coordinate
CALL 8927 ; ROM PLOT Command
DRAW ... SGN(X)
CALL 9402 ; ROM LINE DRAWING Subroutine
Basin and executed I get ... in the Complete ZX Spectrum ROM Disassembly LINE-DRAWING subroutine ... -
A Neat Redefine Keys RoutinePreviously, I’ve only shared this routine with a couple of people via PM, but I’ve now decided to make it public. I optimized it for size, so it uses…
... it uses quite a few ROM calls. Most importantly, it checks ... = 0
call 8859 ;inside ROM routine BORDER ($2294)
call ... it with A to only change INK
ld (23695),a ... destroys it
call $3b5 ;ROM beeper routine
pop ix ... -
Precisely what is the ROM licencing situation?Freeware use, that is. Are the Speccy ROMs allowed to be used in any utility related to Spectrum emulation, or just in actual emulators? Is it …
... to use part of the ROM (I'm thinking specifically of ... set), or does the entire ROM have to be used?
ZEsarUX 6.0 stableHi! ZEsarUX 6.0 stable is out! This is a major version, it includes some new machines and a lot of new features and bug fixes :) You can downlo…
... example: full 128kb ram, 64kb rom of +2A, divmmc ram, etc ... multitask on). Used only on change memory zones from debug cpu ...Detecting +3 / +2AWhat's a simple but reliable way to detect if code is running on a +2A/+3? My first though was to try switching to ROM2 and then checking for the …
... to avoid relying on the ROM contents as it might fail ... test
out (c),l ; change to page 0
ld ... /+3
out (c),h ; change to page 1? (upper 2 ... again
out (c),l ; change to page 0
ld ...48k packed up after cap changeHi all, I'm relatively new to the Sinclair world, my 8-bit repairs in past was lurking in the dark sides of Acorn, Amstrad and Commodore! I've got…
... between the Z80 and the ROM and/or ULA. Swapping the ...Tutorial: Using UDGs in SpecBASSpecBAS is capable of using graphics mode, in a similar manner to the original Spectrum. Like most things though, the extended nature of SPecBAS's ab…
... />
so to redefine "a", change line 10 to:
[b]Using the BASin UDG editor to create UDGs ... a set of UDGs in BASin's UDG editor and want ...ZEsarUX-7.0Hi! I have uploaded a new ZEsarUX stable version :) This is ZEsarUX 7.0 There are a lot of new features added, more than ever! You can downl…
... , toggle breakpoints, run to cursor, change registers, and a lot more ... TBBlue directly to a 48 rom but with all the Next ... /> Fixed annoying sound on Dandanator rom menu
Fixed bug on ...Fuse 1.5.6 releasedA new release of Fuse, the Free Unix Spectrum Emulator, is now available at the SourceForge project: https://sourceforge.net/projects/fuse-emulato…
... finishing loading TAP or standard ROM TZX files
[*] Saving and ... playback/recording on machine reset/change
[*] Various minor bugfixes
Fuse for macOS 1.5.6 ReleasedA new version of Fuse for macOS has been released at the dedicated sourceforge project: https://sourceforge.net/projects/fuse-for-macosx/ Note …
... finishing loading TAP or standard ROM TZX files (thanks, Alberto Garcia ... playback/recording on machine reset/change (Sergio Baldoví).
[*] Various other ...Change of usernameHi there, I’m rationalising my various forum accounts with one username. Is it possible to change my username on WOS? Thanks! Neil.
Hi there, I’m rationalising my various forum accounts with one username. Is it possible to change my username on WOS? Thanks! Neil.Bug fixed ROMHi Folks, Is there a bug fixed 48K ROM that is totally compatible with the original? I have searched the internet but the ROMs I have found all s…
Hi Folks,
Is there a bug fixed 48K ROM that is totally compatible with the original? I have searched the internet but the ROMs I have found all seem to have extra functionality.
Many thanks
Paddy[Asm] Is this nested loop faster than LDIR or a bunch of unrolled LDI's?Hi all. I'm learning Z80 asm on Speccy 48K, and to start with I decided to write my own "CLS" routine (without relying on ROM calls or LDIR) as a lea…
... "CLS" routine (without relying on ROM calls or LDIR) as a ... as $5B00 (23296) if no ROM calls or BASIC required, saving ... $229B/8859 (Spectrum ROM function to change border color).
; ROM CLS = call ...Bit of fun - one change onlyI also posted this on another marque's forum (for their products) to see. Its just a bit of fun really. OK, if you could of made one change to a S…
... you could of made one change to a Spectrum model what ... more. :) Its limited to one change per model though otherwise it ... as it is only one change per model.
I ... and only allowing one 'essential change' , what would you of picked ...Which emulators can change machine type / hardware without reset?Which emulators can change machine type / hardware without machine-reset? I think WinZ80 v4 by Gerton Lunter can do e.g. change running emulation …
Which emulators can change machine type / hardware without machine- ... Lunter can do e.g. change running emulation from 48k machine ...Flashing eeproms for a +3 - which ROM on what chip?I am wondering which ROMS go on which chip? I know the +3 as two ROM chips, ROM A and ROM B, and that I need version 4.0 roms (images from http://…
... the +3 as two ROM chips, ROM A and ROM B, and that ... and 3).
Does ROM A have 0 and 1 ... , and ROM B have 2 and 3 ...im looking for a poke or a routine that changes the cursor editor for the 48kive had a look at a few cursor routines and pokes published here in the forum but they dont seem to work. it says you can change the color of the fla…
... work. it says you can change the color of the flashing ... to use a udg? and change the color of the error ... is this possible, not using rom writes?A next Spectrum ROM with Turbo and MonitorI made a copy of a secondary ROM file that was used in my Didaktik Gama (Czech Spectrum clone with original ULA) but it was probably made for 48k Spe…
... for 48k Spectrum. This ROM file has modified tape recorder ... .omegahg.com/_48.htm"]this ROM collection[/url].
... The welcome message of this ROM is: [code]© 1988 Sinclair Research ... [/code]
The ROM image: [quote]https://www.oldcomp ...Any other ROM cartridge / Interface two software produced for the SpectrumI just recall from the ZX Spectrum catalogue a few games were also produced on ROM cartridge, but was there any other stuff - utilities, languages or…
I just recall from the ZX Spectrum catalogue a few games were also produced on ROM cartridge, but was there any other stuff - utilities, languages or stuff ever released in this format?How can I get Residos to work with SpecEmu divIDE Emulation? Residos ROM?Someone got Residos (current version 2.30) working with SpecEmus divIDE-Emulation? Where can I get the needed 8k-ROM/.BIN-File as SpecEmu needs e.g. …
Someone got Residos (current version 2.30) working with SpecEmus divIDE-Emulation? Where can I get the needed 8k-ROM/.BIN-File as SpecEmu needs e.g. for divIDE-esxDOS-Emulation?!Climate ChangeThis has been on the News for a couple of days now, including coverage of worldwide rallies calling for more efforts to tackle climate change. I have…
... more efforts to tackle climate change. I have to admit to ... are your thoughts on climate change? Are we doing enough, if ...ZX Spectrum rescued from a friend, has Issues.Hi guys, I've recovered this ZX spectrum 48K from a friend. It's a 1984 ISSUE 6A. He told me the last time it was turned on was about 30 years ago!.…
... of the tests (ULA, RAM, ROM) were OK, so I discarded ... . Next step I decided to change all the capacitors. A few ...Is it possible to run a single BASIC line via a ROM CALL of the Standard ZX 48k ROM?On: https://cygnus.speccy.cz/popis_trdos-assembler.php I found the following code: [code] CHADD equ 23645 ; Location of SOS variable CHADD ld…
... a CALL to TRDOS/Betadisk-ROM (15619 on TRDOS v5).
ROM?Currah uSpeech ROM Paging and BootyHi, When I emulated the Currah uSpeech for [url="http://www.inkland.org.uk/inkspector"]InkSpector2[/url], I made it page in its own ROM on memory …
... to enable the uSpeech ROM is this Booty code ... $0038 and pages its own ROM in, when the ‘ret’ ... 10 in the ZX Spectrum ROM, but since the uSpeech ... ldir instruction above) the uSpeech ROM is executed. The Z80 ... 0011 in the ZX Spectrum ROM which looks like this:
ZEsarUX Beta 8.1Hi! I have uploaded a new ZEsarUX 8.1 BETA version. You can download compiled versions for Windows, Mac, and the source code from: https://gith…
... /> -set-ui-io-ports: to change keyboard state and joystick
change-machine" becomes "--snap-no-change-machine" and applies ... bug loading .sna files when rom 1 paged in
Fixed ...How pass 128K to 48K BASIC whitout need to write by hand??¿?Hi all I have a 48K BASIC program that work only with 48K ROM If i do that in a 128K 1) load "prog.bas" 2) put the command SPECTRUM t…
... that work only with 48K ROM
If i do ... ) put the command SPECTRUM to change to 128K
3) RUN ...
10 command to change to 128K
20 REM ...New BASIC game ANILLOS DE SATURNO (SATURN RINGS)Hi All I made this game ONLY WITH BASIC, for the contest bytemaniacos 2020 that you can look here https://www.bytemaniacos.com/?page_id=3639 …
... /> Only works with the 48K ROM
If you have ... ) Type the command SPECTRUM for change from 128K to 48K
ZEsarUX 8.1 stableHi! I've uploaded a new ZEsarUX 8.1 stable version. Go to the github released webpage to download it: https://github.com/chernandezba/zesaru…
... /> -set-ui-io-ports: to change keyboard state and joystick
change-machine" becomes "--snap-no-change-machine" and applies ... bug loading .sna files when rom 1 paged in
Fixed ...
-fixed error when paging rom in ram, on case pages ...A couple of random questions......because, why not? (1) USR0 mode on the +3/+2A/B I know of its existence, I know how it's used, and I have some games that require it to work o…
... in the +3/+2A/+2B ROM that allowed USR to be ... 16431,201 is required to change the last character into an ... program, the characters would steadily change into all sorts of characters ...
