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<1…11121314151617…34>
  • Horizontal scrollDoes anyone know how to do a 2 or 4 pixel left or right horizontal scroll of the spectrum screen. I can make a 1 one pixel scroll with: ... rl (hl…

    ... scroll with:
    ... rl (hl)/dec hl ...
    and call this ...
    rtunes rtunes March 2003 Sinclair Miscellaneous
  • Space gliderI know this is off-topic, but I was originally pointed to the game from this forum so I thought I'd ask - does anyone know where I can download the P…

    I know this is off-topic, but I was originally pointed to the game from this forum so I thought I'd ask - does anyone know where I can download the PC Space Glider game by Christian Schueler (sp?) - as the normal homepage doesn't seen to work.
    Neil^P Neil^P August 2003 Games
  • ANNOUNCE: Fuse 0.6.1, libspectrum 0.2.0, fuse-utils 0.6.1I'm pleased to announce the release of the Free Unix Spectrum Emulator (Fuse) 0.6.1, which is now available from its [url="http://www.srcf.ucam.org/~…

    ... /> * Support for reading .szx, .zxs, .sp, .snp and +D snapshots, writing ...
    Philip Kendall Philip Kendall September 2003 Emulators
  • Help me remember this gameIt was kinda a text adventure and you were basically a psyciatrist(sp?) trying to help a subject remember who he was. Freaky game but I cant remembe…

    It was kinda a text adventure and you were basically a psyciatrist(sp?) trying to help a subject remember who he was.

    Freaky game but I cant remember its title??
    Keith Coles Keith Coles October 2003 Games
  • ZX Computing full-page scansFollowing Mort's scanning of CRASH, YS etc., Dave Foreman and I are planning to start scanning everyone's favourite ultra-techy mag, ZX Computing. I…

    ... anyone can assist with the Dec 85/Jan 86 or May ...
    mjwilson mjwilson January 2004 Sinclair Miscellaneous
  • RST 16 with TASMCan any body tell me what is wong when I assemble this test code with TASM : ;print a long string "help me" start .org 32000 ld a,2 call 5633…

    ... ,b
    or c
    dec bc
    ret z
    Steve(spt) Steve(spt) April 2004 Development
  • How to get Grahics to wrap vertically around the screen?I am using the following code to draw an image to the screen. First I use HL to contain ROW and COLUM I then call the MapScreenFunction As I draw m…

    ... ),a
    inc de
    dec l
    call NextPixelLine
    robpearmain robpearmain May 2004 Development
  • My collection for sale. Full list here!Here's the list of what I am selling. Please contact me at cheggersplayspop*@boltblue.com (remove the *) and make me an offer! TITLE PUBLISHER YEAR …

    ...
    Crash Presents: Dec 1989 Crash 1989 Compilation
    Crash Presents: Dec 1989 Crash 1989 Compilation
    Magnificent Seven: Dec 1991 Your Sinclair 1991 Compilation ...
    Magnificent Seven: Dec 1992 Your Sinclair 1992 Compilation ...
    Steve B Steve B May 2004 Sales
  • InterruptsA small piece intended for the FAQ. Comments, corrections, additions welcome. Notably: * How long does the 48K ULA hold /INT low? * What happens i…

    ... : acknowledge the interrupt and decrement SP.
    * M2: 3 ... tstates: acknowledge interrupt and decrement SP.
    * M2: 3 tstates ... tstates: acknowledge interrupt and decrement SP.
    * M2: 3 tstates ... : acknowledge the NMI and decrement SP.
    * M2: 3 ...
    Philip Kendall Philip Kendall July 2004 Development
  • Here's a game to map ;)It's called The Archeologist (SP?) and it's another one like Odd Job/Pyramania. Very difficult to control the character, and hence kinda unplayable (…

    It's called The Archeologist (SP?) and it's another one ...
    Arcane Design Arcane Design August 2004 Games
  • need help with speed optimization. this procedure draws a sprite with mask from memory onto the screen with x-coordinate in pixels. it doesn't shift sprites in realtime, it just uses …

    ... ) ;| taking width of sprite
    DEC A
    LD B,A ... row.
    POP HL
    DEC C
    RET Z
    moroz1999 moroz1999 August 2004 Development
  • Machine Code Sprites Example Code Using Char Based SystemBelow is my WIP code to do smooth screen wrapping sprites using char positions and offsets, as opposed to writing direct to a line (0-191) and shifti…

    ... /> LD A,(IX+0)
    DEC A
    CP RECTLEFT-1 ... /> LD C,(IX+0)
    DEC C ; Get the column to ...
    robpearmain robpearmain August 2004 Development
  • Manic Miner GBAI just got a game boy advance SP and treated myself to a copy of Manic Miner for it. I'm still not too sure about it though. The cover is nice.... …

    ... got a game boy advance SP and treated myself to a ...
    ZX Beccy ZX Beccy August 2004 Sinclair Miscellaneous
  • IM2 Machine Code Sprites Example Code Using Char Based SystemFurther to my earlier post, here are sprites running using char method with IM2 driving it Note, for 48k spectrum using TASM [code] ; ***********…

    ... /> LD A,(IX+0)
    DEC A
    CP RECTLEFT-1 ... /> LD C,(IX+0)
    DEC C ; Get the column to ...
    robpearmain robpearmain August 2004 Development
  • Cricket by TJ OwensHi everyone ( Newbie here ) Just wondering if there are any fans out there of the old Speccy game Cricket by TJ Owens, it came out in about 1984 ? …

    ... across in the Cricket genre (sp ?).

    I recall contacting ...
    RideonTime RideonTime September 2004 Games
  • 100s of games for sale!Dear All In preparation for a move to Manchester, I wish to get rid of the following games as a job lot! The list below should be pretty accurate, …

    ... ), YS Four Pack No.3 (Dec 1990) (2 copies), YS Christmas ...
    wadsterboy wadsterboy September 2004 Sales
  • Smooth Color Masked Sprites using fast page flip on 48kHere is a quick demo of using char based sprites using the Page flip method: a) Background is copied to buffer b) Sprites drawn on buffer c) Buffer …

    ... /> DI ; because of SP, dont let this get ... br /> LD (restorec+1), SP
    EX DE, HL
    LD SP, HL
    EX DE ... br /> restorec
    LD SP, 0000h

    EI ...
    robpearmain robpearmain September 2004 Development
  • The incredible shrinking screendumpIn this topic I stated that I would be impressed if the screendump could be smaller than 37 bytes. [url="http://www.worldofspectrum.org/forums/viewt…

    ... bc ; Start of tableprinting
    dec b ; B becomes 0 after ... ; A always hold 255 so DEC B
    jr nc,nline ...
    Dr BEEP Dr BEEP September 2004 Development
  • Announce: EmuZWin 2.5 Release 2.2 Post-FinalEmuZWin Version 2.5 Release 2.2 post-FINAL (16-Oct-2004): [-] A small pause added between TAP blocks while loading tape from .TAP image (otherwise s…

    ... load and save .ZX and .SP snapshots.
    [*] Sprite Finder made ...
    Vladimir Kladov Vladimir Kladov October 2004 Emulators
  • fzx32 on GP32 progressing nicelyJust to let you know that Rlyeh is working hard on his ZX Spectrum emulator fZX32 for the GP32 and should be released in the near future. Its based…

    ... and currently supports SNA, Z80, SP and TAP files.

    Antiriad Antiriad November 2004 Emulators
  • ZX Missing pages - 43 & 44 uploaded !Mort scanned ZX Computing issues Dec '82/Jan '83, Feb/Mar '83, Apr/May '83 and Jun/Jul '83. Pages 43 and 44 of the first one (ish Dec '82/Jan '83) a…

    Mort scanned ZX Computing issues Dec '82/Jan '83, Feb/Mar ' ... of the first one (ish Dec '82/Jan '83) are missing ...
    Steve(spt) Steve(spt) November 2004 Sinclair Miscellaneous
  • New Functions for Sinclair BasicA total of 52 new functions can be added to Sinclair BASIC; 26 numeric functions (A-Z) and 26 string functions (A$-Z$). Owing to the internal structu…

    ... )
    [/code]

    [b]DEC[/b]([i]hex4$[/i])
    chev chev November 2004 Sinclair Basic
  • Target Renegade Remake DemoHi, I'm in the progress of making a remake of Target Renegade, I am working with Dean Swain (from the Target Renegade:Remix project) to recreate the …

    ... />
    The latest WIP demo (Dec 2004) can be downloaded from ...
    Kirby2000 Kirby2000 December 2004 Games
  • Horrible - just horrible.Me & the wife were due to fly out to the Maldives on Jan 10th. We've donated our refund via [url="http://www.dec.org.uk"]www.dec.org.uk[/url] Give …

    Me & the wife were due to fly out to the Maldives on Jan 10th.

    We've donated our refund via [url="http://www.dec.org.uk"]www.dec.org.uk[/url]

    Give it a look, folks. 123,000 dead and counting.

    Tobo.
    Tobo Tobo December 2004 Sinclair Miscellaneous
  • Help needed to speed up functionCan anyone help me to re-factor this code snippet. The "MAP" section holds information about which tiles go where on the screen (handled by another f…

    ... ,DE
    POP DE
    DEC C
    JP NZ,LOOP1 ...
    Mr Millside Mr Millside February 2005 Development
  • Anyone help re-factoring a tile functionI had some excellent feedback for re-factoring my function that displays the colour for my screen tiles. Can anyone offer some help to improve the fu…

    ... /> LD E,A
    NXTROW3 DEC C
    JP NZ,PRTTILELOOPY ... ),A
    INC HL
    DEC E
    INC D
    Mr Millside Mr Millside February 2005 Development
  • Write to ROM=crash?I've read in quite a few places that writing to the ROM causes a crash but on the assembly listing the comments for poke say: "Happily no check is ma…

    I've read in quite a few places that writing to the ROM causes a crash but on the assembly listing the comments for poke say:
    "Happily no check is made as to whether ROM or RAM is addressed."

    Does this mean that pushing a value when SP
    Unique Unique February 2005 Development
  • Wanted - A loving new homeThanks to an imminent house move, it's time to dispose of some of my excess Spectrum tapes. I'd like to donate these to the Preservation project to u…

    ... 2), Aug 91, Sep 91, Dec 91 ? Apr 92

    Dec 90, Feb 91
    Christmas ... 91, Jan-Aug 92, Oct-Dec 92
    Beaut Box ? Feb ...
    monty.mole monty.mole March 2005 MIA/STP/SDP
  • How many T-states takes PUSH DE ?Hi. Just a quick one. According to z80.info docs, a PUSH DE should take 11 T-States to be executed. But WHAT if SP is pointing to Contended Memory,…

    ... .

    But WHAT if SP is pointing to Contended Memory ...
    AE.Vasconcelos AE.Vasconcelos April 2005 Development
  • Flicker on my scrolling demo, any ideas?I have created a scrolling demo downloadable from [url="http://www.peargames.co.uk/downloads/scroll.z80"]http://www.peargames.co.uk/downloads/scroll.…

    ... of PUSHing and POPing and SP manipulation, and runs at every ...
    robpearmain robpearmain May 2005 Development
<1…11121314151617…34>

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