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Undocumented DD opcodesHi, I'm emulating the DD-prefixed opcodes at the moment. What happens to an undocumented DD opcode - Phil's test suite doesn't test them. For insta…
... />
What happens to an undocumented DD opcode - Phil's test ... -
Timex undocumented video modesHi people. Please check my assumption about the functioning of the Timex in undocumented video modes: D2D1D0 wr #FF 0 0 0 - ZX color mode, the base …
... functioning of the Timex in undocumented video modes:
D2D1D0 ... -
undocumented Z80I am documenting a feature nobody has done before and no emulator gets right at this time. I'll have a report after doing some more tests. Fraser.
I am documenting a feature nobody has done before and no emulator gets right at this time. I'll have a report after doing some more tests.
Fraser. -
Bug on Cronosoft's Dead or AliveI can't believe this wasn't spotted before... I was recently puzzled to read a couple of reports of a bug on Cronosoft's Dead or Alive and as the pr…
... are shipped without this extra "undocumented feature". Meanwhile anyone possessing a ... -
Emulation accuracy and how it affects softwareHi folks. I was thinking of bodging together a rudimentary Spectrum emulator myself, not as a competitor to the other emulators, but as an integrate…
... is the issue of the 'undocumented' flags... I plan on implementing ... -
ANN: Issue 9 of Sam Revival magazine out now (Sam Coupe)Issue nine of Sam Revival magazine is out now, and this issue features the first cover disk! The magazine starts off with the usual Quazar News, as…
... at a quirk in an undocumented Z80 opcode in a newer ... -
Impressions about TZX-recording programmsLast week I've found 4 tape casettes from old days (1993 approx.) and decided to make a TZX files from them. I've never recorded TZX before, so that …
... hangs. Version 2.33 has undocumented limit for size of TZX ... -
ANNOUNCE: BASin Release 12 ready for downloadWell, after a rather large break, BASin's latest incarnation is ready for public use. Probably. BASin is a Sinclair Spectrum development environme…
ANNOUNCE: BASin Release 12 ready for downloadWell, after a rather large break, BASin's latest incarnation is ready for public use. Probably. BASin is a Sinclair Spectrum development environme…
Suggestion for EmulatorsHi, Could I make a suggestion as to a feature to be included in future emulator updates. Not so much an emulator feature, rather a feature of the b…
... based or don't assemble undocumented instructions.
DerekAssembler Interest?Any interest in an assembler supporting ACS's UV? I've built an assembler that: supports UV's syntax. has more correct parsing. Microdrive based…
... /> non forward public references.
undocumented instructions.
Not only ... testing is still required for undocumented instruction support.
I'm ...SimCoupe 1.0 released[size=-2](for those of you that don't read CSS)[/size] SimCoupe, the SAM Coup? emulator, has been updated to version 1.0. This major release adds ma…
... /> - Fixed DAA to support all undocumented flags
- Fixed ROM memory ...Nesting NMI'sz80-undocumented (.pdf) page 20/21 [from [url]http://www.myquest.nl/nowind/?q=node/10[/url] ] suggests that IFF1 is not copied from IFF2 if NMI's are…
z80-undocumented (.pdf) page 20/21 [from [ ... doing this, or is z80-undocumented wrong?
Any help ...SjASMPlus cross compiler of Z80 assembly languageHi! I want to present you cross-compiler of Z80 assembly language: [B]SjASMPlus[/B]. [SIZE="4"]Features:[/SIZE] [LIST] [*]Z80/R800 documented and un…
... ]
[*]Z80/R800 documented and undocumented opcodes support
[*][B]3 ...New Spectrum emulator for DS[url]http://zxds.raxoft.cz/[/url] [quote]Features already implemented: * Solid Z80 core - possible bugs aside, the Z80 emulation is as complete…
... It includes all documented and undocumented instructions, each modifying the ... documented and undocumented flags as it should ( ... little exception being the undocumented BIT N,(HL),R ... which should modify the undocumented flags 5 and 3 ...Fuse for Mac OS X beta releasesA beta version of Fuse for Mac OS X has been released at the dedicated sourceforge project: [url]http://sourceforge.net/projects/fuse-for-macosx/[/u…
... ; thanks, Mark Woodmass)
[*] Fix undocumented flags after BIT n,(IX ... ) instructions (Philip Kendall)
[*] Fix undocumented behaviour of DAA (Stuart Brady ...undocumented Z80There is a new version of: [url]http://www.worldofspectrum.org/infoseekid.cgi?id=2001124[/url] available at: [url]http://www.myquest.nl/nowind/?q=…
There is a new version of:
[url]http://www.worldofspectrum.org/infoseekid.cgi?id=2001124[/url]
available at:
[url]http://www.myquest.nl/nowind/?q=node/10[/url]
Version 0.91, 18th September, 2005Fuse for Mac OS X 0.9.0 ReleasedA new version of Fuse for Mac OS X has been released at the dedicated sourceforge project and shortly here on WoS: [url]http://sourceforge.net/proje…
... ; thanks, Mark Woodmass).
[*] Fix undocumented flags after BIT n,(IX ... ) instructions (Philip Kendall).
[*] Fix undocumented behaviour of DAA (Stuart Brady ...Bit 3 And Bit 5 Of The Flag RegisterHi, I know that bits 3 and 5 are "undocumented" but does anyone know where I can find data on how they are handled? For instance, it would seem th…
... bits 3 and 5 are "undocumented" but does anyone know where ...Need Help - VideoOK, I have finally (nearly) finished my Z80 core! It's been a flipping long slog but I have now emulated (almost) all commands including a lot of th…
... including a lot of the undocumented ones EXCEPT the HALT, IN ..."Floating" AY registersWhile I was working on some AY sample-related stuff, it occurred to me that with the AY port not being completely decoded, it would be a handy CPU-ti…
... ] interesting, and given how little undocumented behaviour there is left on ...A little slice of undocumented Sinclair historyHi, I'm incog, I dump computers/consoles for emulation in [URL="http://mess.org"]MESS[/URL]. Recently I found a machine I had never heard of or seen…
Hi, I'm incog, I dump computers/consoles for emulation in [URL="http://mess.org"]MESS[/URL].
Recently I found a machine I had never heard of or seen before.
[URL="http://www.bannister.org/forums/ubbthreads.php?ubb=showflat& ...25 years with the SpectrumTo paraphrase JFK, ask not what your Spectrum can do for you, but what you can do for your Spectrum. Well I've done quite a bit since I joined the sc…
... /> * Discovered a couple of previously undocumented bugs in the Spectrum ROM ...JSpeccy: New emulatorHi there, Jos? Luis S?nchez (zx81 at ono dot com) has developed a new ZX Spectrum emulator in Java, with a very accurate Z80 emulation. The message …
... of the Z80, including the undocumented instructions and flags
- Accurate ...Correct flag response to BIT n,(HL) etc.When running the test program suggested by Arjun (thanks again), all intructions are passing the flag tests except the BIT n,(HL), BIT n,(IX+dis) and…
... net including Sean Young's Undocumented article.
I have run ...A tidy loader for minigamesThe minigame competition doesn't permit the use of separate loaders like [code]10 LOAD "": RAND USR 32768[/code] The loader must be included in the b…
The minigame competition doesn't permit the use of separate loaders like
[code]10 LOAD "": RAND USR 32768[/code]
The loader must be included in the byte count.
In an attempt to save as many bytes as possible, people have written ...iXpectum 1.2 HD (iPad enabled) is out!iXpectrum now supports iPad on jailbroken devices ;) Thanks to Ryosaebaa for his support... You can download by now at: [url]http://code.google.co…
... compatible:
(
- Added missing undocumented instruccions with DD/FD CB ...