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<1…13141516171819…34>
  • Shooter Racer TypeThingA bit like Spy Hunter flipped on it's side but actually plays a bit more like R-Type on wheels... A mock up screen: [IMG]http://img.photobucket.com…

    ... horizontal/vertical scroll was fundamentally easier on the Speccy's hardware. I ...
    jonathan jonathan December 2009 New game ideas
  • just thinking about ...compo for zx 16k ? anyone ?

    ... where to point the I register:

    In RAM > ... you plug in some misbehaving hardware that writes to the I ... authoritative list of this misbehaving hardware - but we found that it ...
    gasman gasman December 2009 Development
  • just thinking about ...compo for zx 16k ? anyone ?

    ... where to point the I register:

    [....]

    In ... you plug in some misbehaving hardware

    [...]
    [/QUOTE]
    Fikee Fikee December 2009 Development
  • Skooldaze TooDear WoSsers, Thanks to Skoolkid's disassembly I'm attempting to write a new "improved" version called [B]Skooldaze Too[/B]. As part of the improvem…

    ... when you have no Kempston hardware plugged in. The joystick control ... var REPDEL) for it to register. With joystick input it is ...
    Jimmy Jimmy February 2010 Development
  • Sinclairean A3[B]Sinclairean[/B], a new ZX Spectrum emulator written in machine code for x86-compatible, OpenGL-capable computers. Features: [LIST] [*]Fast machin…

    ... click, it's necessary to register the app. I still don ... .
    For example, horizontal text scroll in Dan Dare (bottom on ...
    Madonna Mk 2 Madonna Mk 2 February 2010 Emulators
  • Is there any video input on expansion bus?Imagine you want to build a custom display hardware, for instance, to add hardware sprites to display. Is it possible to design such a device so that…

    ... been used in the MSX hardware scene to put up to ... have several levels of scroll, tons of hardware sprites, etc.)

    mcleod_ideafix mcleod_ideafix March 2010 Hardware
  • Spectrum 2-3 times more powerfull than MSX?![url]http://www.youtube.com/watch?v=2-kI0urN9tI#t=8m18s[/url]

    ... a 60 Hz smooth multiparallax scroll with per scanline attributes using ... FAIL, character-oriented playfields and hardware sprites need much, much less ...
    Madonna Mk 2 Madonna Mk 2 March 2010 Sinclair Miscellaneous
  • New Game and HelloHi All, Long, long time lurker and contributor (hardware index, PiMan files etc..) but having been quiet for a few years I thought I might register. …

    ... , long time lurker and contributor (hardware index, PiMan files etc..) but ... years I thought I might register.[/QUOTE]

    Welcome! To ...
    NickH NickH April 2010 Development
  • New Game and HelloHi All, Long, long time lurker and contributor (hardware index, PiMan files etc..) but having been quiet for a few years I thought I might register. …

    ... , long time lurker and contributor (hardware index, PiMan files etc..) but ... years I thought I might register.
    Not only that, but ...
    Mister Beep Mister Beep April 2010 Development
  • DivIDE and joystick interfaceWhich joystick interface works with the DivIDE and ZX 48K? I have TurboRAM but it works not correct or blocks DivIDE. Multiface One works with the j…

    ... signal RD (U17) !!!! This is hardware bug. If CPU write any ... , which uses the MB02+ paging register. Normal divIDE firmwares should be ...
    glancaster glancaster April 2010 Hardware
  • Some TR-DOS technical questionsHi forum, I sincerelly hope this was the right section of yours to ask this kind of stuff in. (else return facepalm;) Anyway, here's a couple of que…

    ... to, the FDC's Data Register. So during one ReadSector command ... flag bit in the Status Register, and a Ready/Busy flag ... . Apparently TR-DOS choose the 'hardware way'. When DRQ & INTRQ ... no reads of the Status Register should take place. When the ...
    roko roko April 2010 Development
  • New Game: Heart StealerMy first platformer is finally released! Having a Speccy since a long time ago, I've really wanted to make a game for it. Since february, I've final…

    ... platforms has significant difference in hardware capabilites, and libraries reflects that ... code has a lot of register-register operations with relatively rare access ... code has a lot of register-memory operations all the time ...
    Shiru Shiru May 2010 Games
  • 15 Firsts In Video Game HistoryWas directed to this article from TechSource: [url]http://listverse.com/2010/05/11/15-firsts-in-video-game-history/[/url] Good to see 3D Monster Ma…

    ... us that they have dedicated hardware for handling the graphics; in ... lots of sprites around and scroll backgrounds at very little CPU ...
    Matt_B Matt_B May 2010 Games
  • 'Hello World' in ASM ?Can someone show how to make the classic 'Hello World' print with ASM code ? I cant figure at this moment how to insert and handle strings with the s…

    ... /> ldx #$00 // reset counter (x register)
    loop lda hello,x ... area.
    inx // increment x register (used as a counter)
    scroll.
    fog fog June 2010 Sinclair Basic
  • KING OF PONG: Pong revisitedHello everybody. I'm proud to announce you that my last personal project for the ZX Spectrum, "KING OF PONG" is available to download here at WOS si…

    ... /> @Idefix: appears to be some hardware dependency. There are people reporting ... : 1) when using real hardware, see carefully the case of ... both in emulators and real hardware. Once done, finally you should ... when you don't have scroll and/or a zillion sprites ...
    Ricardo Cancho Ricardo Cancho June 2010 Development
  • ZX + Spectranet + Twitter makes BBC newsArticle about the Vintage Computer Fair just gone: [url]http://news.bbc.co.uk/1/hi/technology/10364135.stm[/url]

    [QUOTE=fog;451769]the register article say the dragon 32 / ... the 6809 and both had hardware in similar locations in the ...
    Jonathan Harston Jonathan Harston June 2010 Sinclair Miscellaneous
  • LDIR timings in contended RAM?The 48K Spectrum technical reference page ([URL="http://www.worldofspectrum.org/faq/reference/48kreference.htm"]here[/URL]) describes the detailed ti…

    ... use of the stack pointer register and PUSH data onto the ... done a very smooth vertical scroll for the ZX Spectrum. Maybe ...
    mcleod_ideafix mcleod_ideafix June 2010 Development
  • Did the average Spectrum programmer really even try?I've been thinking about this recently, I'm always hearing Amstrad, and MSX users moaning about how unfair it was that they got "lazy Spectrum ports"…

    ... I don't know the hardware inside out, so I'm ... game doesn't need to scroll or anything :???:

    Here ...
    Swainy Swainy July 2010 Games
  • Message to all programmersHello folks, more and more programmers in the recent time are using special loading routines for their Homebrew-Software. This makes their game runn…

    ... sites where you need to register to allow download freeware/PD ... we need also costs of hardware to produce the magazine. However ...
    Speccyman Speccyman August 2010 Development
  • Mr Do! ?Not exactly a new idea (at least twenty-seven years old now :-o), but how about a port of Mr Do! to the Spectrum? There was never an official one, ev…

    ... screen will still need to scroll vertically. This requires a buffer ... (the single-byte ones, with register operands) take 4 T-states ... aren't affected by I-register contention, so it can use ...
    ajmoss ajmoss August 2010 New game ideas
  • Mr Do! ?Not exactly a new idea (at least twenty-seven years old now :-o), but how about a port of Mr Do! to the Spectrum? There was never an official one, ev…

    ... screen will still need to scroll vertically. This requires a buffer ... (the single-byte ones, with register operands) take 4 T-states ... aren't affected by I-register contention, so it can use ...
    ewgf ewgf August 2010 New game ideas
  • Pretty CrashesTo make a 48K spectrum crash spectacularly and beautifully enter the following into basic. Also works on a 128k in 48k mode though not quite as prett…

    ... without the changes to the hardware being fully noticed.

    register to the RAM will cause ...
    Matt_B Matt_B September 2010 Sinclair Basic
  • designing a computerHi everyone! I am designing a 4 bit computer and i need some advice, is this a good instruction set? [CODE] BINARY OPCODE DESCRIPTION 00000 nop…

    ... /> this way i can add hardware easily and it makes my ...

    this loads the register defined by word n at ...
    Robin Robin September 2010 Chit chat
  • DMA interface for ZX Spectrum[url]http://velesoft.speccy.cz/data-gear.htm[/url] This is internal DATA-GEAR interface for any 8-bit computer with Z80CPU. Use Direct Memory Access…

    ... the DMA hardware.

    In theory, you could scroll a background ... hardware doesn't know anything about bit shifting.
    It can scroll ...
    JamesD JamesD September 2010 Hardware
  • Help! Reverse engineering a Spectrum game[deleted]

    ... was that machine complex, the hardware manual was A4 and one ... - Map/collision editor
    06 - Scroll engine
    07 - Compression routines ...
    ASM ASM October 2010 Development
  • Sinclairean A3[B]Sinclairean[/B], a new ZX Spectrum emulator written in machine code for x86-compatible, OpenGL-capable computers. Features: [LIST] [*]Fast machin…

    ... high scores seem OK. The scroll is quite bad, though. It ... is a problem of the scroll itself, not the emulation (will ... its obscure glitches on your hardware.

    Anyway, I'll ...
    Madonna Mk 2 Madonna Mk 2 October 2010 Emulators
  • designing a computerHi everyone! I am designing a 4 bit computer and i need some advice, is this a good instruction set? [CODE] BINARY OPCODE DESCRIPTION 00000 nop…

    ... .[/QUOTE]

    The Minsky Register Machine that I mentioned earlier ... from trivial to implement in hardware and ought to keep you ...
    Matt_B Matt_B October 2010 Chit chat
  • The Programmers Development System (PDS)Hi everybody, I recall this system has been mentioned several times on WoS forums. Last time was, I think, when those sources from Maz Spork (Buggy …

    ... you're testing on actual hardware rather than an emulator, is ... . As the cursor movment and scroll is rate locked to 60hz ... if you have the correct hardware or you can output to ...
    ASM ASM October 2010 Sinclair Miscellaneous
  • Spectrum 128K RS232 to PC serial cableIf you have read some of my recent posts then you will know that I am eager to link my Spectrum +3 to a PC. This will be done by wiring a standard PC…

    ... were not used. The IX register was used as a return ... x86 software timing loops with hardware timers. I must add a ... function to send the Z80 register state to the PC. I ... NON-CONTENDED RAM*
    ; *CORRUPTS REGISTER 7 OF AY-3-8912 ...
    ASM ASM October 2010 Hardware
  • Games in machine codeHi everyone, How do go about doing multiple shots like a machine gun, do you have to store every x and y position of each bullet? When you kill som…

    ... in an FPGA (actual hardware, rather than something ... operations will be strictly register to register only, all ALU ... * Program counter is just another register (r31)
    * Conditional ... No hardware defined stack. The SP can be an arbitrary register and ...
    Winston Winston October 2010 Development
<1…13141516171819…34>

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