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<1…20212223242526…34>
  • 'Best' Emulator?As mentioned in other threads, I'm in the process of disassembling and recreating my Finders Keepers source code so that I can write Finders Keepers+…

    ... window jumps everywhere, but the memory view is useful to see ... how much free memory i have left to use ... />
    PS. And I use Basin for .TAP file editing. Not ...
    Timmy Timmy September 2013 Development
  • Finders Keepers+I know a few of you are interested in this project so I thought it was about time I started a proper thread for it rather than just slipping bits int…

    ... traders are 16x16 pixels (2x2 UDGs), except for the 3 traders ... last column that are 3x1 UDGs (body) + 1 UDG (nose). Since ... of UDGs is the same (thus taking the same amount of memory ...
    Einar Saukas Einar Saukas September 2013 Development
  • New hardware for Spectrum from ShaosI have some ideas for new ZX-peripherals and quickly designed a prototyping board for experiments: [URL=http://nedocon.com/store/speccy/][IMG]http:/…

    ... - just write byte to any memory address below 0x1000
    bit ... ROM. You should save any UDGs you've got before hand ...
    chev chev October 2013 Hardware
  • display file addressing; screen slicingWhile working on this Compendium I'm updating or rewriting a lot of stuff. One thing I eventually came to appreciate was the simple & clever way in w…

    [QUOTE=Crisis;727498]ps, so basin has fewer tstate per frame ??< ... ULA has to read from memory or a port - the z80 ... on the same region of memory, so any instructions in certain ... instructions per frame.

    BASin doesn't apply any contention ...
    Dunny Dunny October 2013 Sinclair Basic
  • SE BasicAfter 13 years of development I thought I'd run out of things to optimize, but it turns out I was wrong. However, I'm now running out of time to work…

    ... to provide an additional 128 UDGs.
    [*]80 column text: ... .
    [*]Full support for UDGs in hi-res mode.
    [*]Quick start guide, including memory map, system variables, flags, and ... 16384, 6976
    [*]SCREEN$() supports UDGs and 8-bit character sets ...
    chev chev October 2013 Sinclair Basic
  • SE BasicAfter 13 years of development I thought I'd run out of things to optimize, but it turns out I was wrong. However, I'm now running out of time to work…

    ... the ULAplus palette
    [*]PUT?memory block copy (LDIR)
    [*]RENUM ... /> [*]UDG?switch between block graphics/UDGs and 8-bit character sets ...
    chev chev October 2013 Sinclair Basic
  • SE Basic IV Buffy v4.1 source (WIP)I've been doing a major refactor on the SE Basic source and I'd appreciate a code review from anyone who has time to look at it. I've almost certainl…

    ... br /> defw x80_fst ; store in memory
    defw x80_fgt ; get ... done

    ; THE 'MEMORY LOCATION' SUBROUTINE
    org 0x3469 ... />
    ; THE 'GET FROM MEMORY AREA' SUBROYTINE
    org 0x3472 ... so
    sub 144 ; UDGs 0 to 20
    jr ...
    chev chev October 2013 Development
  • Experimenting with turboloadersHello, My first post, having lurked here for a while. I'm a lifelong computer nerd, Spectrum fan since childhood in the eighties, and have recently…

    ... because it's in contended memory, but you can put other ... reload the standard UDGs right at the top of memory, so the ... 've been mastered from a memory dump that was larger than ...
    stephenw32768 stephenw32768 October 2013 Development
  • SE Basic IV Buffy v4.1 source (WIP)I've been doing a major refactor on the SE Basic source and I'd appreciate a code review from anyone who has time to look at it. I've almost certainl…

    ... cp 144 ; TOKENs or UDGs?
    jr nc, po_t_and_udg ... point to end of calc memory
    push bc ; ...
    chev chev November 2013 Development
  • FZX Driver for z88dkAn fzx library for z88dk can be downloaded [URL="https://drive.google.com/file/d/0B6XhJJ33xpOWM2hWNjAxMVkxaEk/edit?usp=sharing"]here[/URL]. The libr…

    ... . sp1 can only do 8x8 UDGs in background and the multicolour ... nice things come up but memory always seems to get in ...
    Alcoholics Anonymous Alcoholics Anonymous November 2013 Announcements
  • Seeing the code/In emulatorHello, Here is my Noob question. Is it possible to see the code for these games in an emulator? To be able to study the code? I am using the Sp…

    BASin does something similar (without the heat map) in the memory display window ...
    Dunny Dunny December 2013 Sinclair Basic
  • Seeing the code/In emulatorHello, Here is my Noob question. Is it possible to see the code for these games in an emulator? To be able to study the code? I am using the Sp…

    ... the Spectrum. I like BASin's memory map but you can't ... and pan arbitrarily around the memory down to the byte, then ...
    Kweepa Kweepa December 2013 Sinclair Basic
  • Seeing the code/In emulatorHello, Here is my Noob question. Is it possible to see the code for these games in an emulator? To be able to study the code? I am using the Sp…

    ... the Spectrum. I like BASin's memory map but you can't ... and pan arbitrarily around the memory down to the byte[/quote ...
    Dunny Dunny December 2013 Sinclair Basic
  • Seeing the code/In emulatorHello, Here is my Noob question. Is it possible to see the code for these games in an emulator? To be able to study the code? I am using the Sp…

    ... ;741883]I'm not criticizing BASin. It's an amazing tool ... adjust the value.

    BASin does all sorts of things ... to do. But problem is, basin doesn't need a heatmap ... uses, basin is not compatible enough to work on memory level. it ...
    Arda Arda December 2013 Sinclair Basic
  • Graphics questionHello. I was wondering, does anybody here know of a method to display a large (as in, the better part of the screen) bitmap/raster image using ZX Sp…

    ... general form in post #3, BASin times line 11, which restores ... />
    On the topic of UDGs, I posted a simple print ... , 16 block graphics, and 112 UDGs without having to faff about ...
    Battle Bunny Battle Bunny December 2013 Sinclair Basic
  • really dumb questionbut can I use the following line to create a udg and if so how do I call it or use it via the graphics mode? Do I need to READ something somewhere? …

    ... /> [code]
    ORG 65368
    UDGs ; yes... I'm going to ... , trial and error in creating UDGs.... I remember just huge listings ... a virus to disable his BASin or something.. :lol:
    Morkin Morkin January 2014 Sinclair Basic
  • really dumb questionbut can I use the following line to create a udg and if so how do I call it or use it via the graphics mode? Do I need to READ something somewhere? …

    ... ][code]
    ORG 65368
    UDGs ; yes... I'm going to ... to stick the bytes in memory!

    When I saw ...
    szeliga szeliga January 2014 Sinclair Basic
  • SpecBAS 0.800 Released!Hi folks, it's that time again for another release. I was going to add a few more features, but I have other projects on the go at the moment, and it…

    ... doesn't exist.
    3. UDGs are now 64 bytes each ... " is one) to see how UDGs are made. The manual tells ... . Just simply saving it from BASin and then importing directly into ...
    Dunny Dunny January 2014 Sinclair Basic
  • SpecBAS 0.800 Released!Hi folks, it's that time again for another release. I was going to add a few more features, but I have other projects on the go at the moment, and it…

    ... doesn't exist.
    3. UDGs are now 64 bytes each ... " is one) to see how UDGs are made. The manual tells ... . Just simply saving it from BASin and then importing directly into ... to clarify this listing stacks BASin not Specbas and those commands ...
    Wookiee Wookiee January 2014 Sinclair Basic
  • SpecBAS 0.800 Released!Hi folks, it's that time again for another release. I was going to add a few more features, but I have other projects on the go at the moment, and it…

    ... to clarify this listing stacks BASin not Specbas and those commands ... work fine in BASin :-?[/QUOTE]

    Well, BASin is a Spectrum ... with attributes, which ensured that UDGs would be 1 bit per ... 're reporting a bug in BASin, then this is entirely the ...
    Dunny Dunny January 2014 Sinclair Basic
  • SpecBAS 0.800 Released!Hi folks, it's that time again for another release. I was going to add a few more features, but I have other projects on the go at the moment, and it…

    [QUOTE=Dunny;747675]Well, BASin is a Spectrum emulator, so ... with attributes, which ensured that UDGs would be 1 bit per ... 're reporting a bug in BASin, then this is entirely the ...
    Wookiee Wookiee January 2014 Sinclair Basic
  • Listing protected BASIC programsHi, Is it possible to list protected BASIC programs at all? like the ones that are protected from being merged. Thanks. [I](sorry if this has al…

    ... or give an "Out of memory" error, and BREAK is disabled ... this), or else programs like BASin and Taper allow editing of ... in a recent BASIC thread. BASin and Taper can do that ...
    Battle Bunny Battle Bunny January 2014 Sinclair Basic
  • How to print logo onto screen at chosen coordinates?Hi, I've just got back into zx spectrum games after all these years and after seeing some of the great games on here I would like to start learning p…

    ... the "Increasing the number of UDGs" listing UDG256.ASM, that ... 's specifically for UDGs. It won't take ... get all of the extra UDGs requires, as it says, ... "that there's 2kb of UDGs defined from wherever (UDG) ... , I should have a memory map. Can you explain ...
    Speccy_James Speccy_James February 2014 Development
  • How to print logo onto screen at chosen coordinates?Hi, I've just got back into zx spectrum games after all these years and after seeing some of the great games on here I would like to start learning p…

    ... RAM which passed the startup memory check. At startup RAMTOP, ... for the 21 standard UDGs. Although the UDGs can go anywhere, if ... characters, 16 block graphics, 21 UDGs, 91 tokens. If you ... />
    To treat extra UDGs seamlessly without faffing about changing ...
    Battle Bunny Battle Bunny February 2014 Development
  • How to print logo onto screen at chosen coordinates?Hi, I've just got back into zx spectrum games after all these years and after seeing some of the great games on here I would like to start learning p…

    ... RAM which passed the startup memory check. At startup RAMTOP, ... for the 21 standard UDGs. Although the UDGs can go anywhere, if ... characters, 16 block graphics, 21 UDGs, 91 tokens. If you ... />
    To treat extra UDGs seamlessly without faffing about changing ...
    Speccy_James Speccy_James February 2014 Development
  • Programming again with the ZX SpectrumI am going to take a blast at programming for the Spectrum again. Its bee a long time since I have done this. I need to refresh my memory and maybe l…

    ... your PC, in something like BASIN, to run in an emulator ... , read up on the Spectrum memory map, read up on the ...
    joefish joefish February 2014 Sinclair Basic
  • UDG tricks?I always enjoyed using [URL="http://www.worldofspectrum.org/ZXBasicManual/zxmanchap14.html"]UDGs [/URL]for the 'sprites' in my games, when I coded th…

    ... UDGs are stored in memory. You can define more banks of UDGs in memory ... The advantage with this over UDGs is that SCREEN$ will recgonise ... characters; it won't recognise UDGs. Although it's awfully slow ... the start address of the UDGs one byte higher. The ...
    joefish joefish June 2014 Sinclair Basic
  • UDG tricks?I always enjoyed using [URL="http://www.worldofspectrum.org/ZXBasicManual/zxmanchap14.html"]UDGs [/URL]for the 'sprites' in my games, when I coded th…

    ... large emphasis of addressing the memory directly with Peek and Poke ... run into fewer brick walls. :) UDGs I know I can define ...
    Dock Dock June 2014 Sinclair Basic
  • UDG tricks?I always enjoyed using [URL="http://www.worldofspectrum.org/ZXBasicManual/zxmanchap14.html"]UDGs [/URL]for the 'sprites' in my games, when I coded th…

    ... the Speccy needs too much memory poking, you should consider yourself ... you're defining your own UDGs then you're alrady using ... variables to a chunk of memory (just after where the screen ... system where to find the UDGs and the character set. They ...
    joefish joefish June 2014 Sinclair Basic
<1…20212223242526…34>

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