World of Spectrum
  • Categories
  • Discussions
  • FAQ
  • Sign In
Home › Search
Title Search
@title beer Word 'beer' in title
User Search
  • @user admin Only posts by Admin
Text Search
  • @body beer Word 'beer' in the text
Phrase Search
"Hello World" Exact phrase match
Exclude Terms
  • car -red Search cars that are not red
"Or" Searches
  • honda | bmw 'honda' or 'bmw' results
Multi-Field
@(title,body) hello Both contain 'hello'
WildCard
  • hond* civ* Match all with an astrix
Combination
  • @title bmw @user admin
See more supported syntax examples
Search Again :: Adv Search 1000 results in 0.014s
<1…17181920212223…34>
  • Z88DK/SP1 library u_malloc() questionHi All, It may possibly be more appropriate for me to post this on the Z88DK forum, but I know quite a few WoSSers have used Z88DK, so here goes:- …

    Memory usage is one of the ... still use splib2 instead of SP1. Even so, sometimes is hard ... of the advantages of using SP1, and I feel I must ... library") and my concerns about memory usage have pushed me back ...
    na_th_an na_th_an December 2010 Development
  • Z88DK/SP1 library u_malloc() questionHi All, It may possibly be more appropriate for me to post this on the Z88DK forum, but I know quite a few WoSSers have used Z88DK, so here goes:- …

    ... still use splib2 instead of SP1. Even so, sometimes is ... the advantages of using SP1, and I feel I ... and my concerns about memory usage have pushed me back ... data into lower conteded memory in the Sid Spanners ... I'm learning to save memory though. For instance the ...
    Digital Prawn Digital Prawn December 2010 Development
  • New Game: Forest Raider CherryJust a game I've just finished this morning. Consider this as a Christmas present. Help Cherry to find the treasure in the Mysterious Forest. [URL=…

    ... ran out of memory very soon. And z88dk isn't very conservative ... (it uses almost all the memory right now), and I'm ... a different machine with more memory then we can always add ...
    Timmy Timmy December 2010 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…

    ... learn how to use the SP1 sprite library, so I didn ... I ran out of available memory in the main 48K address ... to my inefficient use of memory. :D

    Who knows ... .

    I have 7K memory remaining in the sequel I ...
    Digital Prawn Digital Prawn December 2010 Brand new software
  • Z88DK/SP1 library u_malloc() questionHi All, It may possibly be more appropriate for me to post this on the Z88DK forum, but I know quite a few WoSSers have used Z88DK, so here goes:- …

    ... +data size and speed. In SP1 a lot of decisions were ... was very conscious about the memory usage and pretty much accepted ... is carefully planned from a memory conservation standpoint from the beginning ... moment I find that that SP1 is eating too many bytes ...
    Timmy Timmy December 2010 Development
  • Z88DK/SP1 library u_malloc() questionHi All, It may possibly be more appropriate for me to post this on the Z88DK forum, but I know quite a few WoSSers have used Z88DK, so here goes:- …

    ... Sprite pack eats too much memory (for the speed), but for ... the background.
    I think, SP1 is great for beginners, but ... can use better tricks and memory saving methods, or even compression ...
    LCD LCD December 2010 Development
  • Z88DK/SP1 library u_malloc() questionHi All, It may possibly be more appropriate for me to post this on the Z88DK forum, but I know quite a few WoSSers have used Z88DK, so here goes:- …

    ... ;502025]
    {on location of sp1 variables, in particular the update ... the location of all of sp1 variables, it's not just ... buffer: about 1K
    default SP1 tables + empty ISR: 12.5K ... is a move away from memory-consuming specialized functions that grow ...
    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…

    ... /> - start up code,
    - memory management,

    Re: malloc ... far pointer in z88dk that addresses memory in a flat ... memory model.

    Anyway this is being revisited within z88dk ... small utility routines because of memory concerns.

    ...
    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…

    ... the kernel to allocate necessary memory for process environment, task ... malloc in SDCC and/or z88dk that I will be able ... /> Another important thing related to memory management is relocation. Here's ... something and propose to extend z88dk and/or SDCC to support ...
    tstih tstih January 2011 Development
  • Where's it all going?[Rerouted from 'Assembler Intricacies' in Development Forum] [QUOTE=Timmy;506104]I don't think we're in disagreement here. As I've said it's a niche…

    ... as adults, it is the memory and nostalgiac factor of childhood ... occupies 5-7x as much memory as hand written code, 4 ... splib2 or SP1 for sprites) demand a lot of memory of their ...
    Alcoholics Anonymous Alcoholics Anonymous January 2011 Sinclair Miscellaneous
  • Where's it all going?[Rerouted from 'Assembler Intricacies' in Development Forum] [QUOTE=Timmy;506104]I don't think we're in disagreement here. As I've said it's a niche…

    ... again. With a lot of memory (virtual or real), a higher ... in asm. As amount of memory increases and more sophisticated options ... trade-off is more in memory consumption but speed will degrade ... algorithm the sp1 library uses does require a lot of memory (as ...
    Alcoholics Anonymous Alcoholics Anonymous 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…

    ... /> Another important thing related to memory management is relocation.
    ...
    [URL="http://z88dk.cvs.sourceforge.net/viewvc/z88dk/z88dk/libsrc/malloc/malloc ... the real memory allocator [URL="http://z88dk.cvs.sourceforge.net/viewvc/z88dk/z88dk/libsrc ...
    Alcoholics Anonymous Alcoholics Anonymous January 2011 Development
  • SpecBAS: Request for comment - SpritesHi all - Having been slaving away at the new SpecBAS release, I've decided to finally bite the bullet and implement a sprite engine. I've got a nice…

    ... that's probably useful in sp1 (even though I haven't ... doesn't really care about memory usage. It allows you to ... use memory banks for PEEKing and POKEing ...
    Dunny Dunny January 2011 Sinclair Miscellaneous
  • Compiling Basic to MCHello, I have a lot of long Basic programs. These are mostly strategy programs, good but slow. I was thinking about how to speed them up without com…

    ... BASIC, the slower (and much memory bloated) it gets. Most of ... become a multiarch compiler, like Z88DK, etc).
    boriel boriel February 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…

    ... construction. I'm done with memory management, fonts and keyboard. I ... no logic behind. kbd/font/memory management/start up logic is ... and relocatable code generation from z88dk/sdcc as suggested because I ... be able to clean up memory, set up the process stack ...
    tstih tstih February 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…

    ... drive partitions you could implement memory swapping to a swap partition ... kindly ask for support by z88dk and/or SDCC teams...adjusting ...
    tstih tstih February 2011 Development
  • Zetr0's Catchup Time (hardware / software)Hello there my fellow ZX'ers I have been soaking myself into the "world of spectrum" and more I do, the more I realize I have to play catchup.... a …

    ... ][/QUOTE]
    [URL]http://www.z88dk.org/forum/[/URL]
    [QUOTE ... (forcing the adapter in 8bit memory mode) this would allow full ...
    guesser guesser March 2011 Development
  • Recommend a dev environmentIt's been a while since I last wrote any Z80 assembler - must be over 20 years, and since I wrote any spectrum Z80 assembler more like 25 years. I n…

    ... the spectrum community are spectranet, sp1 and z88dk. Even if you don ...
    Alcoholics Anonymous Alcoholics Anonymous March 2011 Development
  • Fuse: what do you want to see?An open brainstorm. If you had a team of programmers working on [url=http://fuse-emulator.sf.net/]Fuse[/url], what would you tell them to work on? …

    ... : read registers, write to memory, load from memory, set breakpoint and jump ... capable of extracting symbols from z88dk generated code and then use ...
    tstih tstih March 2011 Emulators
  • 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…

    ... enemy sprites into the available memory. Memory was in the end, ... already initialised. Therefore, dynamic memory allocation can overwrite the system ... . As we know, the SP1 sprite library can use malloc ... having them in upper memory, but if memory is an issue ( ...
    Digital Prawn Digital Prawn April 2011 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…

    ... choice (I tried to register z88dk forums, it seems they closed ... /> I'm having trouble building SP1 on windows (win7 x64). Sh ... pre-built zx spectrum oriented SP1 environment would be far better ... it work by copying sp1.lib and sp1.h from digital prawn ...
    Arda Arda April 2011 Development
  • enJine: a fast tilemap enginetile engine based on excellent work by Joffa Smifff. here you can download first tech demo. [url=http://ketmar.no-ip.org/tmp/enJine.tap]Get It Now![…

    ... be usable with z88dk, sorry. it needs some 'strict' memory mapping.
    Ketmar Ketmar May 2011 Development
  • Proportional Print Routine...Hi Folks, Does anyone know of a good proportional printing routine for the ZX Spectrum? Ideally I am looking for something that prints with charact…

    ... I am trying to keep memory use to a minimum.[/QUOTE ... (my own version is in z88dk and it works completely different ...
    Timmy Timmy May 2011 Sinclair Basic
  • 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…

    ... have been written with z88dk because of the extensive ... not present because sdcc and z88dk do not support
    ...
    /////////////////////////////////////
    // 7.20.3 MEMORY MANAGEMENT FUNCTIONS
    /////////////////////////////////////

    Alcoholics Anonymous Alcoholics Anonymous June 2011 Development
  • 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…

    ... say this method is a memory pig. But when you think ... gui environment.

    The SP1 sprite engine is capable of ... did not because of the memory thing. It would be able ... /> Long story short, you need memory. Even the win32 approach used ...
    Alcoholics Anonymous Alcoholics Anonymous June 2011 Development
  • Backups, Make ThemI just lost 10k+ lines of z80 source to a dead ssd. Not nice :-(

    ... you are the brain behind z88dk and sp1.

    I haven ...
    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…

    ... 'm very good at wasting memory so you'll have to ... know how to work with z88dk, just make sure it's ...
    Timmy Timmy June 2011 Development
  • 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…

    ... 547224]i'm assuming z88dk also has some other issues ... I am missing one): z80asm (z88dk), asz80 (sdcc), vasm, gas ... ideally sections with possibly overlapping memory regions) and should be retargettable ... are not supported in z88dk since the compiler itself ...
    Alcoholics Anonymous Alcoholics Anonymous July 2011 Development
  • 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…

    ... the people who is using z88dk to make programs I'd ... pretty content with the current z88dk.

    2. The biggest ... problem. Because of the limited memory of most z80 machines, being ... the existing spectrum libraries in z88dk without problems. It might be ...
    Timmy Timmy July 2011 Development
  • 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…

    ... the existing spectrum libraries in z88dk without problems.
    [/quote]< ... you can target the multiple memory banks of the 128k spectrum ... calling main. The reality is z88dk creates a single data block ... substrings of longer strings. z88dk does do this and I ...
    Alcoholics Anonymous Alcoholics Anonymous July 2011 Development
<1…17181920212223…34>

Latest Posts

  • I am currently watching.....
    Paradigm Shifter on 12:49AM
  • New video about S-video modification on Issue two 48K Spectrum.
    Renegade on April 21
  • Fixed Speccy Software. And which games remained unfixed?
    John Elliott on April 21
  • Happy 40th Birthday to the Amstrad CPC464!
    rich_chandler on April 21
  • Another Birthday! The Game Boy Is 35!
    mel the bell on April 21
  • European Software Titles with an English version
    harriusherbartio on April 21
  • Elusive Strategy Games done by the Smaller or less Prolific Software Houses.
    harriusherbartio on April 21
  • 1992 Spectrum Software
    harriusherbartio on April 21
  • +3 Disk drive motor
    AndyC on April 21
  • Celebrity deaths...
    mel the bell on April 20

HitBox

Word Docs Hits
z88dk 2.2K 5.8K
sp1 618 1.5K
memory 21.8K 32.5K

Related Threads

  • 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…
  • Wide sprites in SP1 + Z88DKThe calls to sp1_CreateSpr(); and sp1_AddColSpr(); seems to have changed.<br /> <br /> Could someone please offer help in how to create a wide (wider…
  • Background image with SP1 and Z88DKWhat is the prefered way to place an entire (or very large) image in the background when using SP1? Should I convert it to a long (32*24=768 ) list o…
  • Memory concerns with z88dkI've retaken my old spectrum project and sadly I've reached a dead end very fast. I'll try to explain my worst problem in a few lines.<br /> <br /> I…
  • Z88DK/SP1 library u_malloc() questionHi All,<br /> <br /> It may possibly be more appropriate for me to post this on the Z88DK forum, but I know quite a few WoSSers have used Z88DK, so h…
  • SP1 and memoryWhile developing my program, I've run into memory related issues and haven't (yet) run into any advice over how SP1 uses memory.<br /> <br /> The exa…
  • 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…
  • 32k memory Italian memory expansionNot mine but its an [URL="http://www.ebay.co.uk/itm/TENKOLEK-32K-RAM-Expansion-Sinclair-ZX-Spectrum-/320861810075?pt=UK_VintageComputing_RL&amp;hash=…
  • z88dk SP1 - any internal oddities?I'm just wondering if anyone knows if the Z88DK's spritelib SP1 has any oddities inside, for instance relying on specific timings, undocumented instr…
  • 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…

Related Searches

  • z88dk
  • lowest memory for code
  • lowest memory position for machine code
  • lowest memory position machine code
  • lowest memory machine code
  • lowest memory code
  • lowest memory
  • memory map
  • tommygun z88dk
  • body tommygun z88dk
  • z88dk sp1 sevenup
  • z88dk sp1 tommygun
  • z88dk sp1
  • z88dk memory
  • memory concerns z88dk
  • sp1 memory
  • sp1 z88dk
  • z88dk memory problems
  • z88dk sp1 background scroll
  • z88dk sp1 background animation

Copyright © 2024 World of Spectrum