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<1…11121314151617…34>
  • Just wondering (Data compressors back in the 80s)While utilizing some sort of data compression is admittedly the norm for Speccy productions nowadays, it doesn't seem to have been the case back in t…

    ... or so for a ~40K block. For hybrid Speccy/PC packers ... /> As for the decompression code size, these routines aren't exactly ...
    Hikaru Hikaru January 2011 Sinclair Miscellaneous
  • yeah - unix for zx spectrumI started a new hobby project. An operating system for ZX Spectrum. A unix clone. Talked to my friend about it and he asked me what if after I'm done…

    ... /> sdcc creates a single block from which to allocate and ... 6 byte per allocated block overhead. The algorithm ... overhead per allocated block and the algorithm ... and typical allocation size is likely around ... a compromise between speed and size.

    ...
    Alcoholics Anonymous Alcoholics Anonymous January 2011 Development
  • yeah - unix for zx spectrumI started a new hobby project. An operating system for ZX Spectrum. A unix clone. Talked to my friend about it and he asked me what if after I'm done…

    ... makes sense to have "one size fits all" malloc and free ... exe_entry_point means populating process control block with apropriate registers including PC ...
    tstih tstih January 2011 Development
  • Calculating the address of a pixel?Hi Folks, Is there an easy/quick way of calculating the memory address of a pixel? So for example, if I wanted to "plot" pixel at screen coordinate…

    ... stacks or arrays of any size, which are the two data ... can't happen within fixed size pockets, especially since the data ... structure size for each channel is variable ... 't use any of the block copy operations or even PUSH ...
    TVzombie TVzombie February 2011 Sinclair Basic
  • Calculating the address of a pixel?Hi Folks, Is there an easy/quick way of calculating the memory address of a pixel? So for example, if I wanted to "plot" pixel at screen coordinate…

    ... ]The screen layout (not its size) is/was determined by the ... able to choose ANY block of ANY size you're stuck with ... three fixed-size blocks. Even the linear frame ... use of a ULA the size that Sinclair used, I'm ...
    TVzombie TVzombie February 2011 Sinclair Basic
  • Calculating the address of a pixel?Hi Folks, Is there an easy/quick way of calculating the memory address of a pixel? So for example, if I wanted to "plot" pixel at screen coordinate…

    ... able to choose ANY block of ANY size you're stuck with ... three fixed-size blocks. Even the linear frame ...
    spodula spodula February 2011 Sinclair Basic
  • SE Basic Type-ins^Pete suggested creating a sticky thread for SE Basic discussion. I thought a Type-ins thread might also be useful. Up to the mods if they want to ma…

    ... or a 6x8 character cell size. This driver enables you to ... range 24 to 255 (including block graphics, UDGs and tokens). You ... , fchr ;
    cp 144 ;+ block graphic?
    jr c, blgr ... /> call 0x0b38 ;+PO_GR_1 constructs the block graphic
    ld hl, 0x5c92 ...
    chev chev April 2011 Sinclair Basic
  • I cant get this listing to run!Ive read this through so many times my eyes are misting up! [url]ftp://ftp.worldofspectrum.org/pub/sinclair/magazines/DUC/Issue08/Pages/DUC0800039.jp…

    ... not always load the code block-system for IC. The ... approximately, differently is appropriate the block-systems no longer on the ... be changed, but number and size of sectors, interleave factor and ... CAT size can be changed.
    But ...
    roko roko April 2011 Sinclair Basic
  • Minigamecompo 2011 ??????In the Minigamecompo 2010 I received only a handfull of votings. So I started a [URL="http://minigamecompo.weebly.com/forum.html#/minigamecompo-2011…

    ... the exact rules about the size?

    In my game ... had:

    loader Basic block - 20 bytes

    machine ... code block - 998 bytes

    At ...
    Ralf Ralf April 2011 Games
  • Minigamecompo 2011 ??????In the Minigamecompo 2010 I received only a handfull of votings. So I started a [URL="http://minigamecompo.weebly.com/forum.html#/minigamecompo-2011…

    ... the exact rules about the size?

    In my game ... had:

    loader Basic block - 20 bytes

    machine ... code block - 998 bytes

    At ...
    Dr BEEP Dr BEEP April 2011 Games
  • New platform game: Sid SpannersHi all, here is my Christmas present. A new platform game (well, more of a mini-game really). [url=http://java.cms.livjm.ac.uk/homepage/staff/cmspc…

    ... course doing this increased the size of the intro music tapfile ... music player, the size of the resultant code block in the tapfile ... just noticed now that the size of the compiled code changes ...
    Digital Prawn Digital Prawn April 2011 Brand new software
  • Load! Screen$ questionI've got a basic program listing in BASIN which among other things recalls a screen via Load! (I've Save!'ed a screen into memory before hand). How d…

    ... do is load the next block off the tape. In your ... there, we'll clear a block of space near the top ... ]

    (6912 is the size of a Spectrum screen in ...
    gasman gasman April 2011 Sinclair Basic
  • Help with custom loader neededAs people here became active recently about MakeTzx and tzx format in general, I have thought that I would post it here. I have some .wav recordings…

    ... logically belongs to the data block itself, and having it ... want to complicate the PULS block decoding any further.
    - ... /> - And finally, if the PZX size really bothered me, I could ... this pilot with DATA block rather than PULSE block, which would bring ...
    Patrik Rak Patrik Rak April 2011 Emulators
  • Help with custom loader neededAs people here became active recently about MakeTzx and tzx format in general, I have thought that I would post it here. I have some .wav recordings…

    ... want to complicate the PULS block decoding any further.
    - ... /> - And finally, if the PZX size really bothered me, I could ... this pilot with DATA block rather than PULSE block, which would bring ... QUOTE]

    Yep, the size doesn't bother me either ...
    Andrew Barker Andrew Barker April 2011 Emulators
  • Tritone - new three channel beeper music engineYes, yet another. This one provides three channels of clean and loud tone with interrupting drums. It is something between Music Box and Savage engin…

    ... can i relocate the data block using FrankT's tritone2tap thingy ... address. Change all instances of 49152 to your new address.
    FrankT FrankT April 2011 Development
  • Best way to organise a multi screen game?Hi All, Does anybody know ay good ways to organise large multi screen game? Or any links to useful texts on the matter? In my previous single scr…

    ... enough to give the size of the block and its corner
    block width,block height
    ;position means ... left upper corner of the block
    ....................
    .BYTE 0
    Ralf Ralf May 2011 Development
  • The display of the ZX SpectrumI'm trying my hand at putting a simple emulator together, but I don't quite remember exactly how the screen works... I have a (void) function that ta…

    ... black]// Attribute Block 2[/COLOR][/FONT][/SIZE]

    [SIZE=2][FONT=Fixedsys ... black]// Attribute Block 3[/COLOR][/FONT][/SIZE]

    [SIZE=2][FONT=Fixedsys ... SIZE]
    [SIZE=2][FONT=Fixedsys][COLOR=black]// Flash block 3[/COLOR][/FONT][/SIZE ...
    rich_chandler rich_chandler May 2011 Emulators
  • DIVIDE - source code of new FATWARE 0.14[B][U][SIZE="5"]Source code of FATware system is now free.[/SIZE][/U][/B] BAZE (author of FATWARE) release source code of last version FATWARE 0.14 …

    ... divide memory (8 blocks). Each block with different rom and ram ... as 16kB pages from adress 49152-65535 in ZX adress space ... 0-8191
    LD HL,49152 ;adress of 16kB rom image ...
    velesoft velesoft May 2011 Hardware
  • New Psion logo...Hi Folks, A bit off topic but has anyone visited Psion's web site lately - they have a new corporate logo (or icon as they call it). May be I am ju…

    ... rectangular block, the modular characters each have their own distinctive size and ...
    psj3809 psj3809 May 2011 Sinclair Miscellaneous
  • Frank N SteinThis one > [url]http://www.worldofspectrum.org/infoseekid.cgi?id=0001849[/url] Always seems to crash about level 7 (maybe a bit more) or so with an …

    ... . Due to the size of the machine code block RAMTOP is low ...
    Battle Bunny Battle Bunny May 2011 Games
  • GUI/OS for the Spectrum?Hi, Is anybody working on a WIMP/GUI system for the Spec? Is there anything current out there? [url]http://snakeoillabs.com/wordpress/2005/10/30/8…

    ... (long file on hdd) with size 2MB-128GB !!! 4kB blocks of ... on TAP emulator). Virtual memory size on IDE is very big ... 16kB memory pages from adress 49152 - also on ZX Spectrum 48 ...
    velesoft velesoft May 2011 Development
  • Frank N SteinThis one > [url]http://www.worldofspectrum.org/infoseekid.cgi?id=0001849[/url] Always seems to crash about level 7 (maybe a bit more) or so with an …

    ... decided to change the code block directly instead of including POKEs ... my tests, the initial program size seemed to affect the crashes ...
    Einar Saukas Einar Saukas May 2011 Games
  • Development choices, help!As a small part-time project I would like to convert my daily programming work (a workflow/bpel engine) to the Spectrum, purely for fun. I would like…

    ... void *xmalloc(char heap, size_t size);
    void *xrealloc(char ... *largest);

    // block memory allocator

    void ... *base, size_t nmemb, size_t size, int (*compar)(const void *, ... *base, size_t nmemb, size_t size, int (*compar)(const void *, ...
    Alcoholics Anonymous Alcoholics Anonymous June 2011 Development
  • A Pointless Propotional Font demoSomething I've made the last couple of days, which is probably completely pointless, but might be a bit amusing. It's also not worthy of posting thi…

    ... format to support 64Kb/4Gb size (which may break compatibility with ... 128K machines to have multi-block GAC adventures in a big ...
    Timmy Timmy June 2011 Development
  • A Pointless Propotional Font demoSomething I've made the last couple of days, which is probably completely pointless, but might be a bit amusing. It's also not worthy of posting thi…

    ... say a c64 gac "memory block" is compatible with zx spectrum ... gac block? if I rip gac block from a c64 ... from my notes). The maximum size of the gac data is ...
    Timmy Timmy June 2011 Development
  • ANN: EsxDos 0.73 released (third party - not mine)Papaya Dezign have finally released their firmware/OS for the DivIDE interface. Go get it from [url]http://www.esxdos.org/files/esxdos073.zip[/url]…

    ... bug when you are saving block of size 0 bytes, it will ... calculate incorrect checksum of block.

    ub880d ub880d June 2011 Development
  • ANN: EsxDos 0.73 released (third party - not mine)Papaya Dezign have finally released their firmware/OS for the DivIDE interface. Go get it from [url]http://www.esxdos.org/files/esxdos073.zip[/url]…

    ... add pause at end of block (pause for possibility see nice ... bug when you are saving block of size 0 bytes, it will ... calculate incorrect checksum of block.[/QUOTE]
    velesoft velesoft June 2011 Development
  • Timex Floppy Disk Drive emulation discussionI feel embarrassed for starting this topic because I can't contribute with actual code, but this is a new attempt to simplify and present what the Ti…

    ... are simply a block of data the same size as a floppy ...
    guesser guesser July 2011 Emulators
  • binutils questionSince there's a few people using binutils these days I thought I'd give it a go and see whether it solves my hunt for a replacement assembler/librari…

    ... of data from a compressed block preferably) before calling main. The ... z88dk creates a single data block with those initializations in it ... bundle the initialized block but leave the uninit block out of the ... efficient that I believe the size is smaller if I left ...
    Alcoholics Anonymous Alcoholics Anonymous July 2011 Development
  • Krakatoa not workingI can't get any of the Krakatoa files in the archive to load on spin or zxds. Anyone else had this problem?

    ... at the end
    block. I appears to have ... ?
    Looking at the block which includes the loading screen ... the next block to be 16384 bytes in size, however and ... looks like a good block from MakeTZX, it's ... bytes and gave a checksummed block ?

    Hope ...
    Andrew Barker Andrew Barker July 2011 Games
<1…11121314151617…34>

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HitBox

Word Docs Hits
block 7.9K 13.4K
size 13.4K 27.7K
49152 484 767

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