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<1…12131415161718…34>
  • Contention and floating bus timingHello, I was recently playing a bit with memory contention and floating bus stuff in ZXDS and there is one thing which puzzles me a bit. It is the d…

    ... do you model something like LDIR, which has five single contended ...
    Philip Kendall Philip Kendall September 2007 Emulators
  • Contention and floating bus timingHello, I was recently playing a bit with memory contention and floating bus stuff in ZXDS and there is one thing which puzzles me a bit. It is the d…

    ... do you model something like LDIR, which has five single contended ...
    Patrik Rak Patrik Rak September 2007 Emulators
  • Delay routineAs some people are aware, I have recently starting writing a [url=http://fuse-emulator.svn.sourceforge.net/viewvc/fuse-emulator/trunk/fusetest/]autom…

    ...
    jr c,.b0
    nop
    .b0 rra
    jr ...
    Patrik Rak Patrik Rak September 2007 Development
  • Contention and floating bus timingHello, I was recently playing a bit with memory contention and floating bus stuff in ZXDS and there is one thing which puzzles me a bit. It is the d…

    ... ? You mean the "snow effect NOP" gives all fours? At least ...
    Patrik Rak Patrik Rak September 2007 Emulators
  • Contention and floating bus timingHello, I was recently playing a bit with memory contention and floating bus stuff in ZXDS and there is one thing which puzzles me a bit. It is the d…

    ... ? You mean the "snow effect NOP" gives all fours? At least ... about Spectaculator. The snow effect NOP test, and the lack of ...
    Woody Woody September 2007 Emulators
  • Contention and floating bus timingHello, I was recently playing a bit with memory contention and floating bus stuff in ZXDS and there is one thing which puzzles me a bit. It is the d…

    ... ? You mean the "snow effect NOP" gives all fours? At least ...
    Jon Needle Jon Needle September 2007 Emulators
  • What did Spectrum BASIC lack (and was BBC BASIC so good?)Over the years, I've read in various multi-format magazines, that BBC BASIC was probably the best BASIC available on an 8-bit machine. I've never use…

    ... map, almost-SIMD instructions like LDIR, CPIR et al, and register ...
    Winston Winston September 2007 Sinclair Basic
  • Whats Gone Wrong - Pixels Everywhere!Changed one small piece of code, that doesnt do anything to the screen and the following has happened: [img]http://www.officetrack.com/download/wos/…

    ... use any buffers, just the LDIR command. Is there anything to ...
    carlinski carlinski September 2007 Development
  • Getting Lifeguard to workI'm struggling with this Muliface utility to find infinite lives cheats. I can get the program to load up, and when I load a game and press the red b…

    ... to assemble from 95ED, typed NOP and Enter to overwrite the ...
    StuBruise StuBruise September 2007 Sinclair Miscellaneous
  • Project: M.u.l.e.Wokani came up with a great idea about trying an open-development approach for spectrum games, and I thought why not try with a game I have under dev…

    ... after each byte move (like LDIR) but memopd() decreases both addresses ...
    Alcoholics Anonymous Alcoholics Anonymous October 2007 Development
  • Compressors are available for Speccys ?Hi folks, although I was an wasn't strictly a speccy coder in the glory days (amstrad & amiga for the most part), I have secides to arse about with …

    ...
    ld c,a
    ldir
    pop hl
    jr ... ,bc
    pop bc
    ldir
    pop hl
    jr ... , bc=len, de = dest
    ldir
    pop hl
    ap_finishup ...
    Metalbrain Metalbrain October 2007 Development
  • 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…

    ... 01 05 00 $0ats
    ldir ; fe97 ed b0 $10/$15ts ...
    jp jp October 2007 Hardware
  • Compressors are available for Speccys ?Hi folks, although I was an wasn't strictly a speccy coder in the glory days (amstrad & amiga for the most part), I have secides to arse about with …

    ... /> ld c,a
    ldir
    pop hl
    ... br /> pop bc
    ldir
    pop hl
    ... len, de = dest
    ldir
    pop hl
    ... br /> pop bc
    ldir
    pop hl
    ... len, de = dest
    ldir
    pop hl
    ...
    Metalbrain Metalbrain October 2007 Development
  • Interface rom - Need help to dump itHi, I have temporarily an interface that is similar to a multiface. It has an NMI button and displays a menu where states can be saved and pokes ent…

    ... some memory then page in, ldir out the 8K (or whatever ...
    DEATH DEATH October 2007 Hardware
  • Interface rom - Need help to dump itHi, I have temporarily an interface that is similar to a multiface. It has an NMI button and displays a menu where states can be saved and pokes ent…

    ... some memory then page in, ldir out the 8K (or whatever ...
    odious odious October 2007 Hardware
  • Interface rom - Need help to dump itHi, I have temporarily an interface that is similar to a multiface. It has an NMI button and displays a menu where states can be saved and pokes ent…

    If you use LDIR, then the routine would look ...
    LD HL,00000
    LDIR
    Code to page your ...
    DEATH DEATH October 2007 Hardware
  • Look what I got!Look what I just got in the post: [url]http://www.alioth.net/tmp/W5100.jpg[/url] But, please... don't hold your breath :-) Coming to an edge connec…

    ... , and the code shorter (just ldir the contents of the buffer).
    Winston Winston October 2007 Hardware
  • Look what I got!Look what I just got in the post: [url]http://www.alioth.net/tmp/W5100.jpg[/url] But, please... don't hold your breath :-) Coming to an edge connec…

    ... , and the code shorter (just ldir the contents of the buffer ...
    Gods Gods October 2007 Hardware
  • Quick testCould I ask anyone with a real 128K or +2 to run the latest [url=http://www.shadowmagic.org.uk/spectrum/fusetest.tap]Fuse test suite[/url] on it and …

    ... )... passed
    DAA... passed
    LDIR... failed (0xfb)
    Contended IN ...
    gasman gasman November 2007 Hardware
  • Compressors are available for Speccys ?Hi folks, although I was an wasn't strictly a speccy coder in the glory days (amstrad & amiga for the most part), I have secides to arse about with …

    ...
    ld c,a
    ldir
    pop hl
    jp ... =len, de = dest
    ap_finishup: ldir
    pop hl
    ld ...
    Metalbrain Metalbrain November 2007 Development
  • Quick testCould I ask anyone with a real 128K or +2 to run the latest [url=http://www.shadowmagic.org.uk/spectrum/fusetest.tap]Fuse test suite[/url] on it and …

    ... /> Frame Length: 0x8000 + 0x94fc
    LDIR: failed (0x02)
    Contended IN ...
    Jon Needle Jon Needle November 2007 Hardware
  • Quick testCould I ask anyone with a real 128K or +2 to run the latest [url=http://www.shadowmagic.org.uk/spectrum/fusetest.tap]Fuse test suite[/url] on it and …

    ... )... passed
    DAA... passed
    LDIR... failed (0xfb)
    Contended IN ... )... passed
    DAA... passed
    LDIR... failed (0x02)
    Contended IN ...
    Mr. Anonymous Mr. Anonymous November 2007 Hardware
  • Quick testCould I ask anyone with a real 128K or +2 to run the latest [url=http://www.shadowmagic.org.uk/spectrum/fusetest.tap]Fuse test suite[/url] on it and …

    ... )... passed
    DAA... passed
    LDIR... passed
    Contended IN... passed ...
    gasman gasman November 2007 Hardware
  • Quick testCould I ask anyone with a real 128K or +2 to run the latest [url=http://www.shadowmagic.org.uk/spectrum/fusetest.tap]Fuse test suite[/url] on it and …

    ... )... passed
    DAA... passed
    LDIR... failed (0x05)
    Contended IN ...
    Mr. Anonymous Mr. Anonymous November 2007 Hardware
  • Quick testCould I ask anyone with a real 128K or +2 to run the latest [url=http://www.shadowmagic.org.uk/spectrum/fusetest.tap]Fuse test suite[/url] on it and …

    ... )... passed
    DAA... passed
    LDIR... passed
    Contended IN... passed ...
    Mr. Anonymous Mr. Anonymous November 2007 Hardware
  • Interface rom - Need help to dump itHi, I have temporarily an interface that is similar to a multiface. It has an NMI button and displays a menu where states can be saved and pokes ent…

    ... OUT) 11182 then doing an LDIR then another IN (or OUT ...
    BloodBaz BloodBaz November 2007 Hardware
  • 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?

    ... read would result in 0x00 ? NOP. Assuming IFF1 and IFF2 are ...
    zub zub November 2007 Hardware
  • 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?

    ... (RST #38 ) rather than 0x00 (NOP). The Z80 is TTL compatible ...
    Winston Winston November 2007 Hardware
  • 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?

    ... (RST #38 ) rather than 0x00 (NOP). The Z80 is TTL compatible ...
    zub zub November 2007 Hardware
  • Quick test (2)Could I ask any 128 / +2 / +2A / +3 owners to test the new version of [url=http://www.shadowmagic.org.uk/spectrum/fusetest.tap]fusetest[/url] on thei…

    ... )...passes
    daa.....passed
    ldir.....failed(0x02)
    contened in ... )...passed
    daa.....passed
    ldir.....failed(0xfb)
    contened in ...
    Jose_Leandro Jose_Leandro November 2007 Hardware
<1…12131415161718…34>

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