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<1234567…34>
  • z88dk vs. sdccI've just read this article (in Spanish) [url]http://www.cpcmania.com/index2.asp?urldest=Docs/Programming/SDCC_vs_z88dk_Comparando_tama%F1o_y_velocid…

    ... -standard functions like iterators in sp1 and the adt library -- linked ... overhead in perhaps 60-70 cycles per library call and 5 ... z88dk saved 7 bytes and 50 cycles outside the function. Inside the ... 9 bytes and about 25 cycles.

    These little things ...
    Alcoholics Anonymous Alcoholics Anonymous May 2012 Development
  • Routine for Currah speechI'm currently writing a routine for the Currah that will provide speech during a game. A timer is set to initiate the speech every 50 cycles of the …

    ... to initiate the speech every 50 cycles of the game, but I ... /> ld (tim),a
    cp 50
    ret c
    start1 ...
    daveysludge daveysludge August 2013 Development
  • Disk image utility for USB disksI make simple utility programm for copy physical disk content to image files. It can work with USB disks, or memory cards attached via some card read…

    ... 6 with a the W2K3 SP1 Platform SDK, though I've not ...
    obo obo June 2006 Emulators
  • WibbleBibble's Basic threadHi in an attempt to keep my questions from spamming the forum. I think its better to put them all in one place. Thanks everyone so far, I feel I am …

    ... : LET G(2)=142
    50 POKE 23672,0: POKE 23673 ...
    WibbleBibble WibbleBibble August 2012 Sinclair Basic
  • WibbleBibble's Basic threadHi in an attempt to keep my questions from spamming the forum. I think its better to put them all in one place. Thanks everyone so far, I feel I am …

    ... retrieve the values. There's 50 frames per second, or 60 ... just assume they are using 50 cycles per second.. hmmmm is there ...
    WibbleBibble WibbleBibble August 2012 Sinclair Basic
  • +3 - beeper sounds but no AY musicHi guys I am repairing a plus 3 revision 2 board that had no sound at all. Using schematics from https://zxnet.co.uk/spectrum/schematics/ I manage…

    ... flow every 20 milliseconds (50 Hz, or 50 cycles a second). Search for ...
    1024MAK 1024MAK July 2019 Hardware
  • +3 - beeper sounds but no AY musicHi guys I am repairing a plus 3 revision 2 board that had no sound at all. Using schematics from https://zxnet.co.uk/spectrum/schematics/ I manage…

    ... flow every 20 milliseconds (50 Hz, or 50 cycles a second). Search for ...
    colourclash colourclash July 2019 Hardware
  • ZX Spectrum Next Kickstarter Launchedhttps://www.kickstarter.com/projects/1835143999/zx-spectrum-next

    ... in my sig (the sp1 sprite engine). In one ... checked, there were about 50 ULA+ titles just from ... the Next as a platform independent from the spectrum ... with any amount of cycles left free after everything ... choose switching to another platform, but this doesn't ...
    Alcoholics Anonymous Alcoholics Anonymous May 2017 Sinclair Miscellaneous
  • ZX Spectrum Next Kickstarter Launchedhttps://www.kickstarter.com/projects/1835143999/zx-spectrum-next

    ... in my sig (the sp1 sprite engine). In one ... Thats not 5-10, but 50 (read: FIFTY) titles from ... targeting the Next as a platform independent from the spectrum.[/ ... to use these free cycles then we need some ... as when porting to another platform, then i won't ...
    Lethargeek Lethargeek May 2017 Sinclair Miscellaneous
  • ANN: SP1 for Z88DK (aka splib3, Sprite Pack v3.0)Well it's finally arrived, after a month of "a few days from now" release deadlines. SP1 is the lastest version of splib, a flicker-free software sp…

    ... days from now" release deadlines. SP1 is the lastest version of ... the goals of SP1 is to be a cross-platform sprite engine ... />
    Techno-Babble:

    SP1 is a flicker-free software ... and non-scrolling arcade games. SP1 *cannot* do scrolling well at ...
    Alcoholics Anonymous Alcoholics Anonymous April 2006 Development
  • 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…

    ... present.

    A new platform game (well, more of a ... ]

    Eight levels of platform fun.

    It's ... SP1 sprite library for Z88DK. In fact it's the first platform ...
    Digital Prawn Digital Prawn December 2010 Brand new software
  • A z88dk + sp1 demo (with source)Since nowadays people are still wondering about how difficult it is to make something in z88dk, I thought I just put a very simple demo to show how e…

    ... CODE]
    /****************************************

    sp1 Sprite Demo 1


    // C and SP1 code libraries are added here ... /> // Proabably used by SP1.
    long heap; // ...
    Timmy Timmy January 2012 Development
  • Albert the wolf: A "make your own platform" open-AGD gameSo here it is you can find it within the usual dropbox folder (there is also a rzx to see how the game works..sort of.. and a TAP for the real hard…

    ... ]

    it is a platform in which you have to ... an alarm clock to get 50 seconds bonus)

    In ...
    gabriele amore gabriele amore June 2014 Brand new software
  • ANN: SP1 for Z88DK (aka splib3, Sprite Pack v3.0)Well it's finally arrived, after a month of "a few days from now" release deadlines. SP1 is the lastest version of splib, a flicker-free software sp…

    ... of each video frame (50 times per second in ... run our own subroutine 50 times per second for ... 0x38 takes at least 1000 cycles to execute - that's ... 1000 cycles per frame that the ... br /> ;
    ; f200 - ffff SP1.LIB horizontal rotation tables
    Alcoholics Anonymous Alcoholics Anonymous May 2006 Development
  • How does interrupts work?I am a little confused regarding the interrupts on the Spectrum. If I have some hundred bytes of machine code started with, say, [B]RANDOMIZE USR 300…

    ... at every interrupt (each 1/50 second)?
    [/quote]

    cycles). All rough figures, of course ... the logic is. In the SP1 engine (link below) this is ... realistically reduced to the 14300 cycles of the top border since ...
    Alcoholics Anonymous Alcoholics Anonymous May 2007 Development
  • 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…

    ... (1 pixel per interrupt or 50 pixels per second). But the ... the screen and thereafter 224 cycles per each pixel row. Since ... 14000 + 20*8*224 = 49840 cycles to complete the scroll after ... program while it runs. The sp1 library requests some available memory ...
    Alcoholics Anonymous Alcoholics Anonymous October 2007 Development
  • z88dk vs. sdccI've just read this article (in Spanish) [url]http://www.cpcmania.com/index2.asp?urldest=Docs/Programming/SDCC_vs_z88dk_Comparando_tama%F1o_y_velocid…

    ... . graphics) such as splib2 or SP1. I wonder what would be ... hundred bytes and adds 50 or more cycles to library calls. As ...
    Alcoholics Anonymous Alcoholics Anonymous May 2012 Development
  • Documentation for SP1 for Z88DK?(I was going to post in [URL="http://www.worldofspectrum.org/forums/showthread.php?t=11729"]the other thread[/URL], so if a mod thinks this should go…

    ... z88dk/z88dk/libsrc/sprites/software/sp1/spectrum/customize.asm?revision= ... />
    [code]
    50 ; f200 - ffff SP1.LIB horizontal rotation tables ... at the system variables. Among sp1 functions, only the sprite ... going to suck 3-5k cycles out of 70k each ...
    Alcoholics Anonymous Alcoholics Anonymous November 2013 Development
  • ZX Spectrum Next Kickstarter Launchedhttps://www.kickstarter.com/projects/1835143999/zx-spectrum-next

    ... i checked, there were about 50 ULA+ titles just from the ... happy with any amount of cycles left free after everything else ... can choose switching to another platform,
    but this doesn't ...
    Lethargeek Lethargeek May 2017 Sinclair Miscellaneous
  • Beginner's z88dk help rqdI'm struggling to get my first z88dk C program to compile. My program is this: #include <spectrum.h> int main() { zx_border(INK_BLACK); } …

    ... source code is organized for 50 different targets, how targets are ... .org/wiki/doku.php?id=platform:zx"]different meanings[/url] for ... that through game libraries like sp1,nirvana,etc or at a ...
    Alcoholics Anonymous Alcoholics Anonymous June 2017 Development
  • Cassette 50Can anyone tell me where I can get hold of 'Cassette 50' by cascade games? I have looked on loads of different web sites but I just can't find it any…

    Can anyone tell me where I can get hold of 'Cassette 50' by cascade games? I have looked on loads of different web sites but I just can't find it anywhere!
    Please help!!
    Thank you [img]/__forums/images/smiles/icon_smile.gif[/img]
    Steve
    Speccy Steve Speccy Steve January 2002 Games
  • Cascade Cassette 50 QuestionOdd request, but does anyone have the entire collection of 50 Cascade games available for an emulator? Surely someone must have saved them all to a …

    Odd request, but does anyone have the entire collection of 50 Cascade games available for an emulator?

    Surely someone must have saved them all to a zip or something?

    Any help would be greatly appreciated :)
    MattLamb MattLamb June 2002 Games
  • Frank'n'stein - Help !!!Hi! Did ANYONE of you EVER complete Level 25 of the platform game Frank'n'stein? I think its impossible... But as the Crash Magazine review mentions…

    Hi!
    Did ANYONE of you EVER complete
    Level 25 of the platform game Frank'n'stein?
    I think its impossible...
    But as the Crash Magazine review mentions 50 levels...
    Nuno Nuno July 2002 Games
  • Can't remember this platform shooter scary game. helpThis game was REALLY fun, some of you must remember it's name! In it I control a man with a machine gun. I think he's green color. In this game he is…

    ... you're on a red platform, there are spots when the ... platform is falling apart and when ...
    Vortexrider Vortexrider April 2003 Games
  • Platform Game Help.Hi. I used to play a platform game, and I can't remember for the life what it was called.. It was akin to Jet Set Willy, and the objective was to com…

    ... . I used to play a platform game, and I can't ...
    DrownXYU DrownXYU November 2003 Games
  • Platform game maker?I've not been here for a while, so maybe I've missed some news, but if I remember rightly, wasn't someone writing a Platform Game Creator for the Spe…

    I've not been here for a while, so maybe I've missed some news, but if I remember rightly, wasn't someone writing a Platform Game Creator for the Spectrum? If so, how's it going, and is it available yet?

    Thanks for any information.
    ewgf ewgf November 2003 Games
  • Help with Su 20 and issues to swap /beg for to finish 1st 50!Got hold of issue 20 but with no cover, I can get an image of the front cover, but could someone tell me if the Kempston advert on page 2 and the qui…

    ... or incomplete in the 1st 50. All the issues I am ...
    Mort! Mort! February 2004 MIA/STP/SDP
  • Entire Sinclair Software Collection For Sale - Built Up Since 1988!Sinclair Spectrum Software For Sale Information below includes the title of the software, the type of media it is supplied on and the price. I can a…

    ... Cassette

    ?2.50

    Ghostbusters (Virgin ... Cassette

    ?2.50

    International Rugby Simulator ... Cassette

    ?2.50

    Protector ( ... />
    ?2.50

    The Cycles (Accolade ? 1988)
    ...
    retrogod retrogod March 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…

    ... when combined with the 3.50 MHz speed of the processor ... divides every opcode into M-cycles; each M-cycle is one ... INC (HL) has three M-cycles:

    * M1: 4 ... data bus, it takes 12 cycles to get to 'n':< ... data bus, it takes 19 cycles:

    * M1: 6 ...
    Philip Kendall Philip Kendall July 2004 Development
  • Help with Cascade 50Hi everyone, the thread relating to the "wonderful" Cascade 50 tape made me curious to revisit the old games. I've got both TAP and TZX files, (one f…

    ... relating to the "wonderful" Cascade 50 tape made me curious to ...
    Steve B Steve B August 2004 Games
<1234567…34>

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  • Cassette 50Can anyone tell me where I can get hold of 'Cassette 50' by cascade games? I have looked on loads of different web sites but I just can't find it any…
  • Cascade Cassette 50 QuestionOdd request, but does anyone have the entire collection of 50 Cascade games available for an emulator?<br /> <br /> Surely someone must have saved th…
  • Metroid is like a speccy platform game.. no?Does anybody played Metroid??<br /> Im actually playing in GBA.. dont you find this game is likes Underwurdle, Scumball or other platforms from spec…
  • Can't remember this platform shooter scary game. helpThis game was REALLY fun, some of you must remember it's name! In it I control a man with a machine gun. I think he's green color. In this game he is…
  • Platform Game Help.Hi. I used to play a platform game, and I can't remember for the life what it was called.. It was akin to Jet Set Willy, and the objective was to com…
  • Platform game maker?I've not been here for a while, so maybe I've missed some news, but if I remember rightly, wasn't someone writing a Platform Game Creator for the Spe…
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