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  • A question for Dunny (re: Spin)After reading post 25 in the thread: [URL]http://www.worldofspectrum.org/forums/showthread.php?t=15503[/URL] I downloaded the RZX file, to see ho…

    ... ) assumes that the TR-DOS ROM is not paged when loading ... RZX files of TR-DOS enabled machines).
    Philip Kendall Philip Kendall June 2007 Emulators
  • Another TS Emu CartLooks like the one I have. [url]http://cgi.ebay.com/TC2068-Cartdrige-48K-emulator-for-Timex-Computer-2068_W0QQitemZ250133271074QQihZ015QQcategoryZ124…

    ... to match the Spectrum's rom disable signal which can also ... filled in by the Spectrum ROM on cartridge, which is good ... and the cartridge must be enabled with an OUT 244,3 ... machine will have no RAM enabled, the machine will crash.
    Alcoholics Anonymous Alcoholics Anonymous June 2007 Sales
  • machine IDs for .z80 snapshotsHi, is there s.o. officially in charge for the .z80 file format? while upgrading zxsp's save_z80 routine i added new machine IDs for the Specci vari…

    ... br /> 1 48k + IF1 48k + IF1 16k issue 2
    ... 2
    4 128k + IF1 128k +2
    5 ... /> Also a custom rom for the TC2048 may ... 24K, or a custom rom for the +2A/+3 ... a +2A with custom rom ... if this was ...
    Kio Kio August 2007 Emulators
  • Wtf??I won this NZ auction earlier this week [url]http://www.trademe.co.nz/Browse/Listing.aspx?id=116509561[/url] and have been to collect the hardware th…

    ... seems that NMI functionality is enabled ($006d), a cursor left bugfix ... down the wire to the IF1...
    jp jp October 2007 Hardware
  • A vexatious questionThis is kind of a follow-up to a question about RST #8 and hardware that I wrote in the development forum a while ago. To summarize that: certain ha…

    ... a ROM in it needs to at least work with IF1 and ...
    Winston Winston October 2007 Hardware
  • A vexatious questionThis is kind of a follow-up to a question about RST #8 and hardware that I wrote in the development forum a while ago. To summarize that: certain ha…

    ... t know much about the IF1.
    However in the ... at which precise point the IF1 pages in.

    ... data taken from the DivIDE ROM. I think :)

    ... ]guess[/I] if the IF1 pages in before that, then ... would be the "active" ROM and page itself over the ...
    icabod icabod October 2007 Hardware
  • SAM gets ethernetWhilst off topic - head over to [url]www.samcoupe.com[/url]. Colins got his ethernet board for the SAM available to buy and some interesting news ab…

    ... 8K pages, and any page (ROM, RAM, W5100 buffer) should be ... mappable (so you can have ROM in 0x0000-0x1FFF, W5100 in ... , or RAM in 0x0000-0x1FFF, ROM in 0x2000-2FFF) for greatest ... counter addresses the DivIDE (or IF1) intercepts, so should be always ...
    Winston Winston October 2007 Hardware
  • Your help needed![FONT=Arial]there are [URL="http://www.worldofspectrum.org/neededscreens.html"]a number of titles[/URL] (146) that still lack an in-game scre…

    ... variants of the Interface One ROM. Some microdrive software will only ... work with certain versions of ROM. IIRC Spin only emulates the ... second issue of ROM, and I have encountered some ... official issues, and other customised IF1 ROMs.
    jp jp October 2007 Games
  • Your help needed![FONT=Arial]there are [URL="http://www.worldofspectrum.org/neededscreens.html"]a number of titles[/URL] (146) that still lack an in-game scre…

    ... variants of the Interface One ROM. Some microdrive software will only ... work with certain versions of ROM. IIRC Spin only emulates ... the second issue of ROM, and I have encountered ... official issues, and other customised IF1 ROMs.[/QUOTE]

    ...
    Digital Prawn Digital Prawn October 2007 Games
  • Rom dumping a Mirage MicrodriverI need to dump the rom of my Mirage Microdriver for Zub and don't know what to do...any help?

    ... how I can dump this rom without having any chip ... be impossible to dump the ROM without chip reading equipment.
    ROM and 2K RAM, so the ... incomplete ROM dump is almost certainly the ... 't start properly if the IF1 is not attached ? I' ...
    zub zub November 2007 Hardware
  • divIDE woesHi y'all ! Last night I built my lovely divIDE ;-) I downloaded flasher and +divide.tap from [url]http://www.biehold.nl/rudy/+divide/index.htm[/url…

    ... firmware that was on the ROM to begin with? If it ... at least the chip being enabled when it shouldn't be ...
    Winston Winston November 2007 Hardware
  • divIDE woesHi y'all ! Last night I built my lovely divIDE ;-) I downloaded flasher and +divide.tap from [url]http://www.biehold.nl/rudy/+divide/index.htm[/url…

    ... firmware that was on the ROM to begin with? If it ... at least the chip being enabled when it shouldn't be ... set by ~RD, and is enabled by GAL(M) (IC3).
    csmith csmith November 2007 Hardware
  • Wtf??I won this NZ auction earlier this week [url]http://www.trademe.co.nz/Browse/Listing.aspx?id=116509561[/url] and have been to collect the hardware th…

    ... seems that NMI functionality is enabled ($006d), a cursor left bugfix ... 's another 16K of this ROM, which we still don't ...
    zub zub November 2007 Hardware
  • Full throttle CPUHello, I was just wondering: do you experts know if any of the 48K games pushes the Z80 CPU to 100%? I mean, every CPU cycle is used? If so, what's t…

    ... exception of interrupts being enabled, and so the ROM ISR getting a ...
    Winston Winston December 2007 Sinclair Miscellaneous
  • OpenZXRom v2007-12-31 releasedI've just put out a new release of OpenZXRom, the freely licensed replacement for the Spectrum ROM rewritten from scratch with no Amstrad code: [url…

    ... I've tried using the ROM, with tap files downloaded from ... the "Auto-load media" preference enabled. This will load a snap ... for loading from the standard ROM that will likely be wrong ...
    Fred Fred January 2008 Development
  • Fuse 0.9.0 releasedVersion 0.9.0 of [url=http://fuse-emulator.sourceforge.net/]Fuse[/url], the Free Unix Spectrum Emulator[/url] has just been released. Highlights of t…

    ... that determines if the IF1 is the first version ... second, with a corrected ROM. The result for fuse ... with the default ROM is first version. This ...
    VERS1 DEFB 'ANTIGUA ROM'
    DEFB 0
    VERS2 ... DEFB 'NUEVA ROM'
    DEFB 0
    ...
    NotFound NotFound January 2008 Emulators
  • Fuse 0.9.0 releasedVersion 0.9.0 of [url=http://fuse-emulator.sourceforge.net/]Fuse[/url], the Free Unix Spectrum Emulator[/url] has just been released. Highlights of t…

    ... , with the default being "if1-2.rom", which I believe to be ... the second version of the ROM according to Geoff's listings ...
    Philip Kendall Philip Kendall January 2008 Emulators
  • Detecting a Kempton joystick...I've been playing with the idea in the games I'm currently developing so that once the Kempston joystick has been selected you can hold FIRE down to …

    ...
    [code]
    ; caveat - ints enabled and ISR is short enough ... -states on 48k). Normal Spectrum ROM ISR is OK.
    HALT ...
    Jon Needle Jon Needle January 2008 Development
  • Various kit for saleListed a big collection of hardware - sadly no R@RE Make A Chips though: Lightguns Kempston Centronics Interface QL / Spectrum 128 Serial printer ca…

    Do you know which ROM issue the IF1 is?
    If it's the fabled 3rd issue, then that really would be R@RE ;)
    jp jp January 2008 Sales
  • DivIDE+ and 128K HeatsinkI got my DivIDE+ yesterday and i tried it on a 48K+ at first, it worked marvelously on it, no problems at all. Today i desided to try it on my 128 H…

    ... on DivIDE. Also some use ROM routines, but they jump later ... Basic but with 128k paging enabled - there you do a normal ...
    Tom-Cat Tom-Cat February 2008 Hardware
  • DivIDE+ and 128K HeatsinkI got my DivIDE+ yesterday and i tried it on a 48K+ at first, it worked marvelously on it, no problems at all. Today i desided to try it on my 128 H…

    ... s menu because of the ROM traps for LOAD/SAVE ... fine when the 48k Basic ROM is paged in - normally ... .
    BUT - the 128k ROM's have some other routines ... For this reason the 128k ROM's are disabled at the ... (altough 128k Paging is still enabled - just as if you ...
    Tom-Cat Tom-Cat February 2008 Hardware
  • DivIDE+ and 128K HeatsinkI got my DivIDE+ yesterday and i tried it on a 48K+ at first, it worked marvelously on it, no problems at all. Today i desided to try it on my 128 H…

    ... s menu because of the ROM traps for LOAD/SAVE ... fine when the 48k Basic ROM is paged in - normally ... .
    BUT - the 128k ROM's have some other routines ... For this reason the 128k ROM's are disabled at the ... (altough 128k Paging is still enabled - just as if you ...
    rwap rwap February 2008 Hardware
  • Spectrum Ethernet update...in which a toastrack 128K machine prods a machine outside of my LAN for the first time. [url]http://spectrum.alioth.net/doc/index.php/Current_eve…

    ... happen with interfaces such as IF1, which trap RST8 in common ... would be ensuring that ResiDOS-enabled interfaces (ZXATASP, ZXCF & co ...
    glancaster glancaster March 2008 Hardware
  • Spectrum Ethernet update...in which a toastrack 128K machine prods a machine outside of my LAN for the first time. [url]http://spectrum.alioth.net/doc/index.php/Current_eve…

    ... :-) I've been using the IF1 disassembly to get some clue ... subsequent return to the main ROM, such that it works ... in compatibility with other paged rom devices, specifically mass storage.
    IF1 and microdrive, since people are ...
    Winston Winston March 2008 Hardware
  • Spectrum Ethernet update...in which a toastrack 128K machine prods a machine outside of my LAN for the first time. [url]http://spectrum.alioth.net/doc/index.php/Current_eve…

    ... 've been using the IF1 disassembly to get some ... method is based on the IF1 method).

    ... yourself (see the IF1 disassembly for how to ... ($1bf4) in the BASIC ROM. Job done.
    [*] ... BASIC_STMT_R_1 ($1b7d) in the BASIC ROM. Finished!
    [/LIST]
    glancaster glancaster March 2008 Hardware
  • MB02+ software and system developmentsThe following text was (before last modification) first published here: [url]http://www.sintech-shop.com/forum/board.php?boardid=20[/url] As discuss…

    ... to me that all ResiDos enabled machines might be able to ... almost certainly use the hardware ROM-switching on ports 1ffd & ...
    glancaster glancaster April 2008 Development
  • Spin problems/issuesI am running Spin 0.666 and have noticed a few issues (some are bugs, some might be just me). I am using Vista sp1 (yeah I know!), and I've seen Dunn…

    ... to load the Mirage microdrive ROM using the load binary option ... . Despite having "allow ROM editing" enabled the original ZX ROM was still there ...
    Jimmy Jimmy April 2008 Emulators
  • FAO Winston, Why won't this work?I have redesigned my Flash Rom board, yet again, so that it might perhaps work... any glaring flaws? [IMG]http://alistairsserver.no-ip.org/flash%20…

    ... so you get effectively two ROM sets (in two 64K ... OE lines from the ROM socket on the Spectrum ... Both OE outputs from the ROM sockets will be relatively high ... the Spectrum is not accessing ROM, are high, both Q3 ... the flash chip isn't enabled at this stage. If ...
    Winston Winston May 2008 Hardware
  • FAO Winston, Why won't this work?I have redesigned my Flash Rom board, yet again, so that it might perhaps work... any glaring flaws? [IMG]http://alistairsserver.no-ip.org/flash%20…

    ... so you get effectively two ROM sets (in two 64K ... OE lines from the ROM socket on the Spectrum ... Both OE outputs from the ROM sockets will be relatively high ... the Spectrum is not accessing ROM, are high, both Q3 ... the flash chip isn't enabled at this stage. If ...
    guesser guesser May 2008 Hardware
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