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<1…13141516171819…34>
  • Mode 2 Tile Editor SourceA Timex Mode 2 Tile Editor incorporating a byte mirror table. The compiled version is available in the CSSCGC 2008 collection from the WoS archive. …

    ... br />
    cp2b_b:
    dec hl ; increment hl by 254 ...
    dec hl ;
    inc h ... /> ld (hl),c ;
    dec h ;
    ld (hl),c ... ;
    dec h ;
    ld (hl),c ... ;
    dec h ;
    ld (hl),c ...
    chev chev January 2007 Development
  • RFC: 64 column font codeIn BASIC, type CLEAR 49999 then import the code at 50000. Then type RANDOMIZE USR 50000. This will create a new channel and attach stream #4 to it. A…

    ... system variable PROG
    dec hl ; move hl down ... atflg ; AT flag
    dec (hl) ; indicates next character ... next font data
    dec c ; adjust counter
    dec c ; adjust counter
    dec c ; adjust counter
    chev chev January 2007 Development
  • Well I'm excited, but I guess you might not beHehe this is as far as I got today, a silly little border program: [PHP] ORG 32768 PROGGY: LD C,255 ; We loo…

    ... colour to the border
    DEC A ; Decrement register A
    DEC A ; Decrement it
    LD ...
    DonkeyPong DonkeyPong February 2007 Development
  • What's yer forum avatar? (avatar haters please ignore)I'm bored so I'm just curious what do other people have on their avatars, as I can't regodnize some of them :) I have a south-park version of me, ma…

    I'm bored so I'm just curious what do other people have on their avatars, as I can't regodnize some of them :)

    I have a south-park version of me, made in [URL="http://sp-studio.de"]SP-Studio[/URL]
    FRGT/10 FRGT/10 March 2007 Chit chat
  • My little first set of routines.Hi all, I just coded a little set of routines just to draw a screen on video mem and a fade out. I could have just copied the screen rendering rout…

    ... Continue:
    inc hl
    dec bc
    ld a,b ... do nothing

    dec a ;get a color with ... do nothing

    dec a ;get a color with ...
    HexDump HexDump April 2007 Development
  • Xebec MiaFound out about this game as it came on the flexidisk with computer gamer dec 85, It was written in machine code for the 16/48k spectrum by Graeme De…

    ... the flexidisk with computer gamer dec 85, It was written in ...
    Mort! Mort! April 2007 MIA/STP/SDP
  • New Jet Set WIlly gameTaken from one of the 25th B'day threads "It Has Arrived" I think? [QUOTE=dm_boozefreek;184839]Well here it is I am proud (well maybe not proud) to …

    ... .yahoofs.com/v1/gGcsRu_3ZBqbn0SQiZaNj5Y0lxY6xtAsPNtfOUn6eAlO39WU83DppcJiLbUDeb14Kr-nll_b-sP-E7JnyBLSofnRMPJ2HPia0d2w/Holy%20Shit%21%21 ...
    dm_boozefreek dm_boozefreek April 2007 Games
  • Wriggler sequel & other Rom.Rob. MIAsThe games Never Mind the Nasties (Wriggler 2), Selene, Anachronism and Steeplejack appeared in various Romantic Robot adverts in late'86-'87 and are …

    ... Amstrad CPC. See Your Computer Dec'86 page 38 for an ...
    Battle Bunny Battle Bunny May 2007 MIA/STP/SDP
  • Comments for small "sprite" routine wantedI have just written my first machine code program and I am quite happy (and proud) to get it working! :smile: As a child I never learned anything e…

    ... ;next graphic byte
    dec b ;decrease counter
    ... to screen memory
    dec hl ;move back one character ... down one line
    dec e ;decrease counter for ... rows in byte
    dec c ;decrease c, number ... to the right
    dec d ;decrease d, number ...
    Rickard Rickard May 2007 Development
  • 8-bit or 16-bit registers?I'm playing around with writing a Speccy emulator for mobile Java at the moment. I did a quick and dirty port of Qaop, which does run but at less tha…

    ... a fast implementation). PC and SP can obviously be left as ...
    bigredswitch bigredswitch June 2007 Emulators
  • I need ONE 'Crash' mag. Swap anyone?I retrieved my old Crash mags from the attic at the weekend. I have all thee ones I bought from number 1 up to the early 90s when I lost interest EXC…

    ... interest EXCEPT for No 35, Dec 1986. I only have the ... good con.
    No 23 Dec 1985 (Friday The 13th) Middle ... , otherwise complete.
    No 23 Dec 1985 (Friday The 13th)
    Mark R. Jones Mark R. Jones July 2007 Wanted
  • Help hacking Split PersonalitiesI`ve been hacking away at Split Personalities for the purpose of putting new screens and graphics (items). The current screen is at 41187 and is 160…

    ... ),
    [code] org 54562
    dec c ; 54562 13
    rra ... 33 34
    dec d ; 54569 21
    dec a ; 54570 61 ... /> inc h ; 54598 36
    dec h ; 54599 37
    ld ... 38 36
    dec d ; 54602 21
    dec a ; 54603 61 ...
    FrankT FrankT July 2007 Games
  • Question on Z80 R/W cycles.Snipped from the complete spectrum ROM disassembly: [CODE] Now the memory is checked. 11DA RAM-CHECK LD H,D Transfer the value…

    ... of +02 into
    DEC HL every location above +3FFF ... Jump when at top.
    DEC (HL) +02 goes to ... fails.
    11EF RAM-DONE DEC HL HL points to the ...
    wilsonsamm wilsonsamm August 2007 Sinclair Miscellaneous
  • AY-player from Rastan SagaHello. For what ports #3F, #5F in the given fragment of a code are used? They give What effect in sounding? ================================= F4C1 21…

    ... )[/B]
    F4D9 2B [B] dec hl[/B]
    F4DA D35F ... [/B]
    F4DE 15 [B]dec d[/B]
    F4DF F2CDF4 ...
    BeeEye BeeEye November 2007 Games
  • RssCheck going offline 20th Dec - advanced warningI'm moving house next Friday, so the computers will be in boxes for at least a couple of days. I'm meant to be having a shiny new phoneline and broad…

    I'm moving house next Friday, so the computers will be in boxes for at least a couple of days. I'm meant to be having a shiny new phoneline and broadband connection on Xmas Eve, but that depends on your faith in BT *and* Plusnet.

    If I'm lucky, ...
    NickH NickH December 2007 Sinclair Miscellaneous
  • "Bouncing Bug" and "In-betweening" - missing games?Has anyone heard of the following two Speccy games: - Bouncing Bug - In-betweening They are not listed on World of Spectrum Infoseek at all, and I …

    ... -betweening (A, Z, N, M, SP).

    Note that Bouncing ...
    pelago pelago January 2008 Games
  • Best and worst remakesNot necessarily of Speccy games. :) For my taste, the best has to be Tomaz Kac's (sp?) remake of [i]Head Over Heels[/i]; closely followed by Richard…

    ... to be Tomaz Kac's (sp?) remake of [i]Head Over ...
    robert@fm robert@fm February 2008 Chit chat
  • If you've got a real working MF128,IF1, and MDR combo can I ask a favour?So, if you do have a real Multiface 128, Interface 1, Microdrive and, oh yeah, a Spectrum (48k or 128k) that are all working, can I ask a favour...? …

    ... /> ;
    detectrom
    ld (err_sp),sp
    ld bc,0 ; clear ...
    jp jp February 2008 Hardware
  • ANNOUNCE: BASin r14 is up. New SCREEN$ paintbox included.Hi all, Well, I can't sit on this any longer - so I've released it. Let's all get a good testing session going, eh? You can get the new BASin [url=…

    ... core bug in the INC/DEC IX/IY opcodes. (Woody)
    Dunny Dunny February 2008 Emulators
  • Bizarre stuff in Interface 1's shadow ROMAccording to the Complete Shadow ROM disassembly, the function that exits back to the BASIC interpreter after interpreting IF1 commands is this: [co…

    ... ]
    05C1 END1 LD SP,(ERR-SP) Clear machine stack.
    05C5 ...
    Winston Winston March 2008 Development
  • BigBadMick's Saturday Night TV extravaganzaHey Spec-chums! Well, I've spent a great night watching reality TV and light entertainment on Virgin cable and I just thought I'd share a few of the…

    ... flicked on to Ant and Dec's Saturday Night Takeaway. Great ... race challenge between Ant and Dec and the morning TV presenters ...
    BigBadMick BigBadMick March 2008 Chit chat
  • Graph - rise and fall of the Speccy* X-axis is the year of the first review of this piece of software * Y-axis is the count of those pieces of software - NOT sales * Each piece of so…

    ... issue usually came out in Dec'85, for instance)
    * Area ...
    NickH NickH May 2008 Sinclair Miscellaneous
  • Timex questionI've been writing a program for CCG2008 and it actually has a use for the 512x192 mode of the Timex computers. I read up about port 255 and how the d…

    ... . Why does the Timex keep SP at around $61F6 regardless of ... CLEAR 30000, so it expects SP in a similar area. When ...
    Jimmy Jimmy May 2008 Development
  • Spin send to assemblerIn the Spin (v0.666) debugger window, the view is something like this (with a symbols.txt file for labels/formating): [code][color=blue]LD_EDGE_2:[/…

    ... ]
    [color=blue]LD_DELAY:[/color] DEC A
    JR NZ, [color ... : ld a, $16
    l_05e9: dec a
    jr nz, l_05e9 ...
    ld a, $16
    dec a
    jr nz, ld_delay ...
    FrankT FrankT June 2008 Emulators
  • Integer RangesOK, I need a little help clarifying something. I am making good progress with the emulator so far - I've emulated most ADD, INC, DEC commands (as we…

    ... 've emulated most ADD, INC, DEC commands (as well as others ... maths. When I INC or DEC the 8-bit registers, I ... . If (in the case of DEC) the new value of the ...
    MadDoc MadDoc June 2008 Emulators
  • 128 ROM paging alternativeWould this work (with the appropriate code in each ROM)? [code] ; 128 rom paging routine ; use rst 28h with call address stored after restart ;;rom…

    ... 0x0028
    ld hl, 0x0000 ; sp to hl
    add hl ... , sp ;

    ld e, (hl) ; (sp) to de

    ex (sp), hl ; call address to hl ...
    ; return address to (sp)

    ld de, back_to_r0 ...
    chev chev August 2008 Development
  • 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…

    ...

    exx

    dec l



    rtunes rtunes September 2008 Development
  • CHANS system variableI modified my original code to incorporate Woody's changes and avoid using the stack: [code] org 60000 save_registers: push hl push de push bc …

    ... channel data to HL
    dec hl
    call 0x1655 ; call ...
    chev chev September 2008 Development
  • [Remake] RanaRemake: Ranarama remakeWe have released our Ranarama remake. Both english and spanish languages (don't worry, I'm not the english translator :D ), and art-dec&#243; style h…

    ... english translator :D ), and art-decó style hand-drawed graphics. Check ...
    Benway Benway November 2008 Games
<1…13141516171819…34>

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  • I am currently watching.....
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    John Elliott on April 21
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