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ANN: Uncommented Spectrum ROM AssemblyThe errors, including the ones mentioned by Geoff have been corrected.
The errors, including the ones mentioned by Geoff have been corrected. -
Any BBC aware Specchums out there?After the UK101 and VIC20 emulators I've moved my sights onto emulating a BBC computer. This emulator will be different though in that it will be a Z…
... run the real BASIC 4 ROM, but the operating system calls ... and run any Language paged ROM though. I have tested it ... -
Interface 2 - Prototype RomsI have a copy of the Parker games which were supposed to be released on IF2 ROM, but I wonder if any original prototypes exist of these games on IF2 …
I have a copy of the Parker games which were supposed to be released on IF2 ROM, but I wonder if any original prototypes exist of these games on IF2 ROM? These would surely be one of the most expensive and rare collectables for the speccy??? -
WTF is this???[url=http://cgi.ebay.es/Spectrum-128-Emulator-ZX-Interface-2-ROM-Cartridge_W0QQitemZ170254558796QQihZ007QQcategoryZ50223QQrdZ1QQssPageNameZWD2VQQcmdZ…
... -128-Emulator-ZX-Interface-2-ROM-Cartridge_W0QQitemZ170254558796QQihZ007QQcategoryZ50223QQrdZ1QQssPageNameZWD2VQQcmdZViewItem]Found it in ebay ... -
Bresenham's line algorithmHelp - I really am struggling to get my head around this algorithm. I don't know why, I coped with Cordic (SIN/COS) and integer divide routines (/10 …
... /> The disassembly of the Spectrum ROM for DRAW-LINE at $24B7 ... inefficient compared to the ZX ROM attempt. Also, both versions can ... -
eBay : Spectrum 'System Test' ZX Interface 2 ROM CartridgeAny of you lot bidding on [URL="http://cgi.ebay.co.uk/ws/eBayISAPI.dll?ViewItem&item=170256811309&ssPageName=ADME:B:ONA:GB:1123"]it[/URL]? ;)
Any of you lot bidding on [URL="http://cgi.ebay.co.uk/ws/eBayISAPI.dll?ViewItem&item=170256811309&ssPageName=ADME:B:ONA:GB:1123"]it[/URL]? ;) -
tape backup?This is something ive always wondered,i have quite a lot of spectrum games but not a lot of them work any more :( since i want to use the original ha…
... original tapes or using a rom and recording the sound somehow ... -
Rare Spectrun GamesHOW LONG IS YOURS 1994 x2 2112 ad 3d combat zone 3d monster chase 3d tank duel 3d tunnel 3d vortex 4x4 off road racing 4 quattro racers(bmx 2 sim,ch…
... VOL 1,hercules,blood brothers,cybernoid,tour de force,blood valley ... -
Bresenhams circle algorithmI post here my final circle code to replace, if you want, the one in the ROM. It only uses integer math and runs very fast and is very compact. It is…
... want, the one in the ROM.
It only uses integer ... the one found in the ROM.
I am ... -
DivIDE emulation on MB02+This is FATWARE system originally writed for DivIDE interface, but new ported to MB02+ interface. This use 8kB+8kB paging emulation in 16kB allram mo…
... memory pages (patched ZX rom, patched FATWARE rom, second FATWARE page for ... -
Machines and game starter bundles for saleI am just in the process of compiling a new stock list for the Preservation team shop and I am going to add a lot of my spare hardware kit and some o…
... Handbook
The Complete Spectrum ROM Dassassembly
Spectrum Advanced User ... also have a few spare ROM carts, mostly these are in ... -
Custom SAVE Routine work on emulators?Hi, I'm developing a SAVE routine derived from the one present in ROM 48K, and I'm trying to get it work on several emulators (X128, Spectaculator, …
... from the one present in ROM 48K, and I'm trying ... -
Spectrum Ethernet updateWell for those of you who don't follow the news section on the project page, here's a quick update...and a request. Development has slowed a bit, si…
... , within reason!) happens to the ROM code, client code will continue ... simple transfer routine is in ROM.
If there's ... -
Developers developers developers developers developers!OK, I think it's at a stage where someone else can also have a go at doing things with the Spectranet. If you've not been following the hardware foru…
... support, and 128K of flash ROM (which is programmable from the ... -
ALLRAM MODE on +2A/+3[url]http://velesoft.speccy.cz/other/+3_allram.z80[/url] Load Z80 file in ZX emulator and write RUN+ENTER. This basic program can switch +2A/+3 betw…
[url]http://velesoft.speccy.cz/other/+3_allram.z80[/url]
Load Z80 file in ZX emulator and write RUN+ENTER.
This basic program can switch +2A/+3 between allram and 128 modes
In allram mode is rewritable ZX rom. -
The Cecco controversySo as I said in the other thread, I'd try out Cybernoid - since I've never played a Cecco game, and never seen one, I'd be coming from a position of …
... thread, I'd try out Cybernoid - since I've never played ... thread.
After playing Cybernoid, my opinion?
Yes ... /> Cecco deserves much respect for Cybernoid. It passes muster for me ... -
Another badly behaved RAM upgradeI have a 48K issue 4A board (yellow it is) that was a 48K machine from new, but only reports 16K working with the Sinclair ZX Test ROM in an Int2. H…
Busy soft (demos and whatever)Back in the '90s, I remember being amazed by the demos by a group (or person?) called Busy Soft (or Busy Software), like the border effects in MDA, o…
... do (they did some Speccy ROM replacements, available at Phil Kendalls ... extensive ROM section:
[URL]http ...Suggestions for Mr. Rich MellorRich, is there a chance any of these things could be available from you in a near future? -AY interface for 16K/48K Spectrums -PS/2 keyboard interfa…
...
-Services to upgrade Spectrums (rom replacement (would also be offered ...Spectrum does streaming videoActually, I was surprised my ROM routines for the socket library were fast enough, but the video seems to play at more or less the correct speed. He…
Actually, I was surprised my ROM routines for the socket library ...So... you want to format your 3.5" as 720K eh?Well, i've been trying to get hold of an application to make proper use of my 3.5" +3 floppy disks but i haven't been able to find any. I stumbled up…
... ; Call the subroutine in ROM and write the data to ... DISK ; Call the subroutine in ROM
POP DE ; Restore ... /> OUT (C),A ; Page ROM 2 and RAM PAGE 7 ...Some questions to pass the time1. What is the best 8 bit machine? I don't mean software range wise, as we all know that the Spectrum has the best games software (well, the people …
... the +3 have 64KB of ROM? The 48K Spectrum managed to ...Divide+ - Residos and NMI button problemGood day All! I have Timex 2048 (48K) with Divide Plus iface and AY music chip. I'm trying to run taskman which I already download and install from W…
... Roms and switching them with %rom "name" is also working without ...BASin r14d - Final bugfix for the r14 seriesOk, there's not a great deal to "show" here, as most of the work has been going on "under the hood" so to speak. And there's been a [i]lot[/i] of wor…
... +2 by paging the editor ROM in inappropriately. (Jimmy)
Fixed ...data waiting (if indeed that is the name)I've been taking a look at the Spectrum ROM Disassembly by Drs. Logan and O'Hara but admittedly I still need do my bit of assembly study before I can…
... a look at the Spectrum ROM Disassembly by Drs. Logan and ...[Book] Error in The Complete Spectrum ROM Disassembly[I]Page 188.[/I] There's two references titled 'RE-STACK TWO subroutine', when in fact the second should be 'RE-STACK (3D) subroutine'. (vide, index …
[I]Page 188.[/I]
There's two references titled 'RE-STACK TWO subroutine', when in fact the second should be 'RE-STACK (3D) subroutine'. (vide, index of routines - pag. 235).
I'm doing the TOC for this PDF and will soon submit the new ...+3 ROMsHello. At ZX-SPECTRUM+3 are established ROM: 1 - AMI 8714 IDR (40092) 2 - AMI 8715 KFK (40093) I have not found these microcircuits in the catalo…
... ZX-SPECTRUM+3 are established ROM:
1 - AMI 8714 IDR ...Dangerous Allram Mode On +2a / +3ZX Spectrum 128+2A and +3 support allram feature on port 1FFD. On this ZX models is very dangerous set allram if is connect any interface with extern…
... bus and connect external memory rom/ram to data bus. If ...Last update, 25th DecemberHi Martijn, I noticed you cleared the backlogs but didn't update the books database with The Complete Spectrum ROM Disassembly ([url]http://www.worl…
... database with The Complete Spectrum ROM Disassembly ([url]http://www.worldofspectrum ...DEBUGGER/MONITOR for ALLRAM[url]http://velesoft.speccy.cz/other/devastace2008.zip[/url] [img]http://velesoft.speccy.cz/other/devastace2008.gif[/img] This is modified version …
... memory 0-16383 without ZX ROM !!!
Ideal for trace software ...
