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<1…16171819202122…34>
  • Interesting crashesI had an interesting Spectrum crash last night, I think it was trying to tell me something's wrong or it's had enough of my games! Or it could be dow…

    ... )
    I think this saves memory, if the error messages had ... indicates the end of the string and what the final character ...
    textvoyage textvoyage November 2016 Development
  • Database model ZXDBRecently, I have been trying to figure out how to provide my contribution to whoever takes over WoS archive rework next... So I came up with this: …

    ... entire data structure in memory, then simply traverse this ... yourself on entries performing string comparisons (it wouldn't ... of formatting this information from memory to the webpage.
    ... data structure already available in memory, without ever hitting the ...
    Einar Saukas Einar Saukas January 2017 Announcements
  • Comp.Sys.Sinclair Crap Games Competition 2017As the creator of the second-least crap game in last year's competition (and the only mug stupid enough to agree to host it this year) I am proud/ash…

    [quote="GReW"]... rather than a game where stereotypical northern wives fight to the death while hen-pecked husbands wager on the outcome...[/quote]

    Now that's a game I'd like to see!


    [quote="R-Tape;897111"]Nice! Some ...
    MykeP MykeP February 2017 Games
  • Simple/standard Linux assembly development environmentIs there a standard or recommended Spectrum Z80 assembly language environment for Linux based folks? I was looking at the assembly language posted in…

    ... linking assembler supporting sections, bankswitched memory, macros (with m4) and librarian ... including float math, integer math, string functions, stdio functions, sorting, random ...
    Alcoholics Anonymous Alcoholics Anonymous March 2017 Development
  • ZXSCLZF - Yet another Screen CompressorQuick disclaimer before I continue, this compressor does not shrink screens as small as some of the others posted here, in particular the very good z…

    ... ;;
    ;; now calculate the memory position to start the copy ... -31 means just paste literal string length 1-32
    ... /> //
    // allocate enough memory for screen
    if((buffer ... ("error: unable to allocate memory to store compression\n");
    TomD TomD April 2017 Development
  • ZX Spectrum Next Kickstarter Launchedhttps://www.kickstarter.com/projects/1835143999/zx-spectrum-next

    ... error checking, the user friendliness, string handling etc.[/quote]

    memory, graphics modes, sprites, sd card ...
    Sol_HSA Sol_HSA April 2017 Sinclair Miscellaneous
  • endless runner project..So I'm thinking of writing a small tutorial series on writing games for the speccy in C, and figured that an endless runner would be an easy example …

    ... so on in the print string and the same is supported ... you'd then take that string and print it with your ... allows, say, a full 64k memory space to be used without ...
    Alcoholics Anonymous Alcoholics Anonymous May 2017 Development
  • Super Wonder Boy antimultiface[url="http://bizzley.com/"]Bob Pape's book[/url] mentioned that Rob Hylands put Multiface protection in Super Wonder Boy. The program can detect whe…

    ...
    2. Likewise, tracking some memory addresses that are known to ... screens. Execute a really long string of #DD or #FD's ...
    Hikaru Hikaru May 2017 Development
  • z88dk : FIle Handling in C on the +3e environment under Win 764bitHello my fellow WoSers! I am wondering if someone can help me solve this little pickle of z88dk / Windows using +3e Filesystem. So a little inf…

    ... /> fclose( fp );

    printf("String Written [%s], size of [%d ... and load this into FUSE memory at 32768, it is 3275 ...
    Zetr0 Zetr0 June 2017 Development
  • z88dk sp1lib with fzxThe numbers dont seem to display properly? fzx by itself works [quote] // for targets supporting fzx // zcc +zx -vn -startup=31 -O3 -clib…

    ... []; // linker loads font into memory and we access it like ... use sp1_PrintString() to print a string, it will expect to ... print individual characters of a string one at a time.< ... default#pietro_zx.asm-110"]prints string and integers[/url] written ...
    Alcoholics Anonymous Alcoholics Anonymous June 2017 Development
  • z88dk : Support FunctionsJust a quick one here, I am looking to doing some dirty dirty code with C and load a screen$ file from the disk using "system( command )" - yes I …

    ... routine with the previously populated string variables to Load - in which ... BASIC.

    Now if memory serves I think I have ... you do this kind of string manipulation in ASM / BASIC before ...
    Zetr0 Zetr0 June 2017 Development
  • z88dk : Support FunctionsJust a quick one here, I am looking to doing some dirty dirty code with C and load a screen$ file from the disk using "system( command )" - yes I …

    ... /> [/quote]

    The string manipulation and sorting of files ... Setting the value of basic string variables can be done from ... fixed address in memory and then make a string from that in ... and appending to a basic string initialized to "" (which will ...
    Alcoholics Anonymous Alcoholics Anonymous June 2017 Development
  • z88dk multicolour enginesI've been trying to work out how the multicolour sprite engines have been implemented in z88dk. It's not obvious. Looking in the source, I found …

    ... from those two that represents memory occupied by both
    * binaries ...
    Alcoholics Anonymous Alcoholics Anonymous July 2017 Development
  • Reading Disks via ASMI'm hoping to port my Amstrad game to the spectrum (See the link in my sig for info) I will be targeting the 128 and +3 - the game will not work on …

    ... =INITIALISE n/a
    M=MEMORY CHECK n/a, returns m ... =page, de=address,
    f$=string of length to read into ... =page, de=address,
    f$=string of data to write from ...
    Battle Bunny Battle Bunny July 2017 Development
  • ZX7: an "optimal" LZ77 packerAbout 20 years ago, I started a M.Sc. in Computing, planning to work on data compression. Although I quickly changed to another subject for a number …

    ... compressor to work in small memory computers?[/quote]

    Problem ... a few dozen Kb of memory, which is extremely small by ... available above ramtop in main memory. I think it is practical ... those data structures in main memory, spread across the 128's ...
    Alcoholics Anonymous Alcoholics Anonymous August 2017 Brand new software
  • z88dk adventure problemI downloaded the example https://drive.google.com/file/d/0B6XhJJ33xpOWaHYxek15WXJyQVU/view?usp=sharing I changed NUM ROOMS to 13 here is the who…

    ... i have to put the string into an asm file, ... You can just copy each string into a text file and ... asm is creating a new memory block but you don' ... what the library uses as memory map, have a look ... order they will appear in memory. Sections CODE,DATA and BSS ...
    Alcoholics Anonymous Alcoholics Anonymous August 2017 Development
  • Numeric arrays: floating point or integer?I've just started programming a game in Sinclair BASIC (see the thread 'UFO Defence Command' in game ideas, although I'm going to call it ZXCOM ;) ).…

    ... to reduce the amount of memory used to store integers that ... less, use a string array and convert said string to a number ...
    1024MAK 1024MAK September 2017 Sinclair Basic
  • Hacking the ZX Spectrum 48K ROMHi Guys, I have modded my Speccy with a dual boot ROM loading on first bank the original ZX kernel and on the second bank an enhanced version. I h…

    ... GReW,
    Looks a long string of HEX data. (??)
    [/quote ... the Z80, 6502 etc) each memory location holds a number from ... long string of HEX data highlighted actually shows 16 consecutive memory locations ...
    GReW GReW November 2017 Hardware
  • Fast Binary to Text DisplayI've done this thing that takes some memory contents and converts it to a Binary version of 0's and 1's on screen. However, I've no idea what to use …

    ... are represented by a continuous string of memory addresses (a file) that ...
    Ast_A_Moore Ast_A_Moore December 2017 Development
  • Proportional-width fontsFor reasons that are still not quite clear to me (because I’ve always loved typography and design,) I never bothered to write a proportional-font rou…

    ... to a linear part of memory and then copy to the ... really. In many respects, screen memory is quicker, because it’s ... few things, such as handling string terminators and line feed (carriage ...
    Ast_A_Moore Ast_A_Moore January 2018 Development
  • Need Some Basic HelpHi all, I’ve decided to give programming in Spectrum Basic a go again (bit of nostalgia trip!) and I’m trying to develop a CYOA style game. How…

    ... computer with only 48k RAM memory (assuming you don't use ... ... I understand a safe memory size is about 25K to ... a copy of that string in the memory and you don't ... least some K's of memory in case your program ... have the correct stuff in memory, and you can have ...
    Timmy Timmy March 2018 Sinclair Basic
  • Need Some Basic HelpHi all, I’ve decided to give programming in Spectrum Basic a go again (bit of nostalgia trip!) and I’m trying to develop a CYOA style game. How…

    ... routine to print a given string at current text coords passing ... the index of the string in SPARE2 system variable at ... 128K only and use paged memory to store your data.
    dbolli dbolli March 2018 Sinclair Basic
  • Need Some Basic HelpHi all, I’ve decided to give programming in Spectrum Basic a go again (bit of nostalgia trip!) and I’m trying to develop a CYOA style game. How…

    ... ) as shown in the Spectrum memory map on manual page 121 ... in the (initially empty) DATA string. (RESTORE points system variable DATADD ...
    Battle Bunny Battle Bunny April 2018 Sinclair Basic
  • Need Some Basic HelpHi all, I’ve decided to give programming in Spectrum Basic a go again (bit of nostalgia trip!) and I’m trying to develop a CYOA style game. How…

    ... in to entries in a string array and copied that in ... display and then the CPU memory window opens showing me an ... entry in memory without any specific error message ...
    TidusRenegade TidusRenegade April 2018 Sinclair Basic
  • Need Some Basic HelpHi all, I’ve decided to give programming in Spectrum Basic a go again (bit of nostalgia trip!) and I’m trying to develop a CYOA style game. How…

    ... to entries in a string array and copied that ... and then the CPU memory window opens showing me ... an entry in memory without any specific error ... need around 60K of memory and that just doesn ... 128K, since the additional memory space is not directly available ...
    AndyC AndyC April 2018 Sinclair Basic
  • Need Some Basic HelpHi all, I’ve decided to give programming in Spectrum Basic a go again (bit of nostalgia trip!) and I’m trying to develop a CYOA style game. How…

    ... in to entries in a string array and copied that in ... machines only have 48K of memory. It also behaves badly when ... it runs out of memory, and you might just reached ...
    Timmy Timmy April 2018 Sinclair Basic
  • Okay so can you save text as a data array ?So I was playing with this but I'm obviously not doing this correctly. [code] 10 INPUT "Enter some text: ";a$ 20 PRINT a$ RUN [/code] Now i'm…

    ... be able to save the string to file and the load ... a string ? The data must be sitting there in the Speccy memory ...
    ivanb303 ivanb303 April 2018 Sinclair Basic
  • how do i read the screen in sections. with or without the scroll command?heres what i have so far http://pasteall.org/pic/efccc10f2f796d382dabb21ad76c640a https://www.pastefile.com/V7demX i want to store the cat l…

    ... /> Strings are just stored in memory, but you may have to ... move memory around when you close the ... the buffer with an empty string first. I've never tried ... into a BASIC string, but I know the memory address is accessible ...
    colonel32 colonel32 May 2018 Development
<1…16171819202122…34>

Latest Posts

  • European Software Titles with an English version
    harriusherbartio on 12:06PM
  • How Do You Categorize Your Speccy Software and Games?
    harriusherbartio on 11:21AM
  • Fixed Speccy Software. And which games remained unfixed?
    harriusherbartio on 11:01AM
  • I am currently watching.....
    Paradigm Shifter on 12:49AM
  • New video about S-video modification on Issue two 48K Spectrum.
    Renegade 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
  • Elusive Strategy Games done by the Smaller or less Prolific Software Houses.
    harriusherbartio on April 21
  • 1992 Spectrum Software
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  • +3 Disk drive motor
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