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Games that checksum the ROMHello, is there a list of games that checksum the ROM and won't run (or maybe exhibit a different behaviour) unless it is the original 48k one? Searc…
... both verify part of the ROM, if the check sum is ... -and-The-Sinclair-ZX-Spectrum-ROM.aspx"]Blog on ROM[/URL][/QUOTE]
Significant machines by yearI'd roughly divide Spectrum's hardware history into four periods: Sinclair (1980 to 1985), Amstrad (1986 to 1988 ), Russian (1989 to 1996) and Homebr…
... a hack.[/quote]
The Spectrum was a hack. It was ... by taking a Spectrum running BetaBASIC and replacing the Spectrum ROM part with ... tried to license the ZX81 ROM (which contains the math library ... to start with the ZX81 ROM (licensed under the GPLv2), all ...USA looking for Spectrum +3/+2/128KLooking for reasonable prices for later model Spectrum. I'm looking to try to write TS2068 ports for DivIDE, and having an original spectrum would he…
... the TS2068 and the 48K Spectrum.
If you mean ... tape code in a separate ROM. However esxDOS will run perfectly ... up dock images (including the Spectrum ROM) from a CF card.Timex 2068 hi-color / hi-res modes.Hello. I know this is not a Timex forum but since it is a very close relative of the Speccy I thought I'd ask my question here. Does anyone know …
... in any case.
Spanish: SPECTRUM command. UK: 48 BASIC menu ... not just keep the Spanish ROM and just translate the error ... release the TS2068 with a Spectrum ROM in America. I think the ...Timex 2068 hi-color / hi-res modes.Hello. I know this is not a Timex forum but since it is a very close relative of the Speccy I thought I'd ask my question here. Does anyone know …
... release the TS2068 with a Spectrum ROM in America. I think the ... .[/QUOTE]
The American Spectrum never got released because it ... follow up model after the spectrum (the 2068 ) and had ... the choice of redoing the spectrum pcb or trying to accelerate ...Timex 2068 hi-color / hi-res modes.Hello. I know this is not a Timex forum but since it is a very close relative of the Speccy I thought I'd ask my question here. Does anyone know …
... release the TS2068 with a Spectrum ROM in America.[/quote]
... Because after the Spectrum failed the FCC emissions ... Unfortunately, as with the Spectrum, the ROM is unfinished and curtailed.< ... you could still use the Spectrum ROM via the cartridge slot. ...Switchable Timex Sinclair 2068 ROM modificationI have just finished a switchable TS2068 / Spectrum ROM modification and implemented it on two TS2068s. It uses a 32K EPROM chip for the HOME ROM and…
[QUOTE=rga24;734346]The Spectrum half of the HOME EPROM is a very slightly modified version of the Spectrum ROM, modified to reset port 0xF4 and 0xFF on startup.[/QUOTE]
So is that the TC2048 ROM you're using?Diagnostic Board (Winston designed) PCB'sHi everyone, I had these made earlier in the year, built mine then promptly mislaid the others until now :) and I'd like to offer these to the commu…
... disabling of the Spectrum ROM (quite fun getting the Spectrum to crash itself ...IX register - using/problemsAre there any rules on using the IX register? Are there any restrictions on the memory locations that it can access? Yes, I know it's slower than us…
... ]But in order to avoid ROM use for interrupts, you'd ... ff's in the original Spectrum Rom, so if you're only ... and the first byte of rom will act as the data ...IX register - using/problemsAre there any rules on using the IX register? Are there any restrictions on the memory locations that it can access? Yes, I know it's slower than us…
... ff's in the original Spectrum Rom[/quote]
That's ... because the ROM is unfinished. It was supposed ... of them in the +3 ROM.Getting aquainted with the IF1bisToday, fifteen days after dispatch, the IF1bis arrived at my door. In perfect order. No customs, no TVA and no handling fee involved. The arrival of …
... block of code into BAS ROM
;-----------------------------
... RET ;EXIT!
;now Spectrum ROM is in
New ...Sillycon WarDoes anyone knows about Sillycon War? I like isometric 3D arcade adventures and I found this one at WOS: [URL="http://www.worldofspectrum.org/info…
... bought and read The Complete Spectrum ROM disassembly.
TSW took ...New CPU and Spectranet oddity.I have no reason to suspect this problem is due to a fault/poor design of the Spectranet, but understanding what it does at system initialisation may…
... , after all the issue 1 Spectrum was laid out by drawing ... CLK is actually used). Also, Spectrum ROM problems will not manifest themselves ... fact none of the Spectrum's memory ROM or RAM is used ...Idiots Guide......To machine code, or assembler language...whatever the appropriate term is Basically at this stage I want to fiddle about and try and get used to…
I also have programming the z80 by rod zaks and the complete spectrum ROM disassembly. I hope these will be useful too.Idiots Guide......To machine code, or assembler language...whatever the appropriate term is Basically at this stage I want to fiddle about and try and get used to…
... view comparative code for the Spectrum's command set. (Probably ... the Vickers book; for the Spectrum ROM, the Logan/O'Hara disassembly ... in Z80 assembler on the Spectrum. What I would recommend ... for beginners is "Understanding Your Spectrum" by the same Dr Ian ...PlusDlite problems with 128K modelsLast year I developed the PlusDlite, and already shipped out a couple of them. Only recently I discovered some problems with 128K models. I remember…
... the /CSROM on the ZX Spectrum (with 1N4148 in between) ... voltage for a 27C64 ROM (allthough the ZX Spectrum ROM is another type ... probably because of normal ZX Spectrum ROM routines.
[B ... the PlusDlite, the ZX Spectrum resets when entering a keyword ...Question about The Complete Spectrum ROM DisassemblyHello I just purchased a copy of the Complete Spectrum ROM Disassembly book in great shape and noticed that the cover looks slightly different than …
... versions of [I]the Complete Spectrum ROM Disassembly. [/I]
ROM Disassembly.
... pub/sinclair/books-pics/Spectrum+2-MachineLanguageForTheAbsoluteBeginner_Front.jpg[/ ... notice that the [I]Spectrum +2 Machine Language ...Question about The Complete Spectrum ROM DisassemblyHello I just purchased a copy of the Complete Spectrum ROM Disassembly book in great shape and noticed that the cover looks slightly different than …
... versions of [I]the Complete Spectrum ROM Disassembly. [/I]
[/QUOTE]
SPECTRUM" and the lack of colour ...Clear command in z80Hi, How would I replicate what the basic clear command does in z80? Do I need to change the stack pointer as well as setting ramtop (23730)? If I se…
... very cursory look at the ROM) you could CALL $1EAF to ... the source - see the Complete Spectrum ROM Disassembly.
D ...Programming again with the ZX SpectrumI am going to take a blast at programming for the Spectrum again. Its bee a long time since I have done this. I need to refresh my memory and maybe l…
... Battle_Bunny mentioned, The Complete Spectrum ROM Disassembly, is a must ... .cgi?regexp=^Understanding+Your+Spectrum$&pub=^Melbourne+House ... /infoseek.cgi?regexp=^Complete+Spectrum+ROM+Disassembly%2c+The$& ... =3"]The Complete Spectrum ROM Disassembly[/URL]Programming again with the ZX SpectrumI am going to take a blast at programming for the Spectrum again. Its bee a long time since I have done this. I need to refresh my memory and maybe l…
... Battle_Bunny mentioned, The Complete Spectrum ROM Disassembly, is a ... ?regexp=^Understanding+Your+Spectrum$&pub=^Melbourne+ ... infoseek.cgi?regexp=^Complete+Spectrum+ROM+Disassembly%2c+The$& ... ;loadpics=3"]The Complete Spectrum ROM Disassembly[/URL][/QUOTE]
Machine Code Routine of the weekHow about a thread that has a routine each week that is in [B]assembly language[/B] and is also described in great detail what the hell is going on …
... , ($020f) reads from the ZX Spectrum ROM a value of $55 and ...Yet another Windows 8 thread....My old desk top PC gave up the ghost about 6 weeks or so ago. I'm pretty sure it's the hard drive that's packed up, but as much as I tried, I just se…
... security risks. Almost like the Spectrum rom.. Something that could not be ...Venturespeak Helplooking at the code from ZX Computing, October, November & December 1986. How do I make the code do more then 3 letters say 5. and could it be made …
... Code on Your ZX Spectrum (Toni Baker)
* Spectrum Machine Language for ... (William Tang)
* Understanding Your Spectrum (Dr Ian Logan)
* Z80 ... (Alan Tully)
* The Complete Spectrum ROM Disassembly (Logan/O'Hara)
I dusted my Timex Sinclair 2068 :)Finally I dusted my TIMEX SINCLAIR 2068. It is a very rare ZX Spectrum 48K clone, coming from America. [img]http://mister_beep.republika.pl/ts2068.…
... allow the TS2068 to use Spectrum interfaces like the DivIDE and ... it was to make a Spectrum ROM cartridge for it.
I dusted my Timex Sinclair 2068 :)Finally I dusted my TIMEX SINCLAIR 2068. It is a very rare ZX Spectrum 48K clone, coming from America. [img]http://mister_beep.republika.pl/ts2068.…
[QUOTE]I remember someone once explained how easy it was to make a Spectrum ROM cartridge for it.[/QUOTE]
..Oh?... You got me curious now... - so how easy IS it, to create a ROM cartridge for this machine for ZX compatibility then?...Calling people with Diagboards.....and who have toastracks or grey +2's with all socketed memory :) I'm finishing off modifications to the Diagboard firmware to expand its testing c…
... called), then if the test ROM is on a diag board ... paged out, will page the Spectrum ROM in.
If ...IF1Bis problems. The Edge of the Spectrum...Advice is sought from the learned on WoS. I just bought an Interface 1Bis from sunny South Africa. It arrived fast, but unfortunately doesn't work.…
... loading routines from the ZX Spectrum ROM. Such games cannot be handled ...I don't think...I want to live In modern times [url]http://metro.co.uk/2014/03/26/stories-with-talking-animals-like-winnie-the-pooh-hinder-childrens-learning-46798…
What about children who read the complete spectrum rom dissassembly?CIRCLEHi, I'd like to draw a circle x,y,r using the BASIC-ROM subroutines. I've put x, y and r onto the calculator stack and used CALL #232D and RET. I g…
... , no?
The Complete Spectrum ROM Disassembly (p201) states:
[URL ... returning to BASIC or calling ROM routines if IY is used ...
