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Search Again :: Adv Search 1000 results in 0.046s
<1…16171819202122…34>
  • im looking for a poke or a routine that changes the cursor editor for the 48kive had a look at a few cursor routines and pokes published here in the forum but they dont seem to work. it says you can change the color of the fla…

    ive had a look at a few cursor routines and ... is this possible, not using rom writes?
    digital digital June 2019 Assembler
  • Currah uSpeech ROM Paging and BootyHi, When I emulated the Currah uSpeech for [url="http://www.inkland.org.uk/inkspector"]InkSpector2[/url], I made it page in its own ROM on memory …

    ... enable the uSpeech ROM is this Booty code at address $e058 ... $0038 and pages its own ROM in, when the ‘ret ... in the ZX Spectrum ROM, but since the uSpeech ... instruction above) the uSpeech ROM is executed. The Z80 ... out at address $0011 in the ZX Spectrum ROM which ...
    inky inky October 2019 Hardware
  • ZEsarUX 8.1 stableHi! I've uploaded a new ZEsarUX 8.1 stable version. Go to the github released webpage to download it: https://github.com/chernandezba/zesaru…

    ... as width increases, registers located at the most right position
    -debug CPU window: show interrupt routine pointer on im2 mode
    -fixed error when paging rom in ram, on case pages ... between square brackets []) are played at the end of the menu ...
    chernandezba chernandezba February 2020 Emulators
  • why am i getting b integer out of range in this code?ive tried running this in spin but thats what i get [code]main org 40000; ; We want a black screen. ld a,71 ; white ink (7) on black paper (0…

    ... game.
    call 3503 ; ROM routine - clears screen, opens chan ... redisplaying him
    ; at his new coordinates.
    ... ret
    ; Show player at current print position.
    splayr ... the contents of the byte at that location.
    random ...
    digital digital June 2020 Assembler
  • this code wont give me a random starfieldim using a peice of code that ive copied from a book, ignore most of it as it is redundant. for some reason i get a strange random starfield instead …

    ... game.
    call 3503 ; ROM routine - clears screen, opens chan ... before redisplaying him
    ; at his new coordinates.
    ... ret
    ; Show player at current print position.
    splayr ... ]


    look at the peice of code ''this ...
    digital digital July 2020 Assembler
  • edge connector... breadboard / external romso i purchased a breadboard on a edge connector.. to experiment with .. my first task to make a external rom boot (32k eeprom) so i think i got every…

    ... task to make a external rom boot (32k eeprom) so ... to romcs to disable onboard rom : using a 74hc32n as ... a bank selector (the rom file was burn on ... of the actual rom (which was a diagnostic rom).. so my ... wires ... i also looked at the breadboard and realized that ...
    mark8bit mark8bit October 2020 Hardware
  • New Spectrum ROM: Arcade Game DesignerIn the last few days I've completely rewritten the Spectrum ROM from scratch to include AGD. Some of the functionality from version 4.8 has been los…

    ... completely rewritten the Spectrum ROM from scratch to include ... editor routines in the ROM, AGD users have a ... too.

    The ROM comes with documentation. I've ... posted a zip file at the AGD forums and ... on my page at itch.io.

    jonathan jonathan November 2020 Announcements
  • Textured Scanline Flood Fill for ZX Spectrum 48KPity that it's quite hard to contribute code to WoS in a straightforward manner. Recently, I have created a textured/hatched fill M/C routine for the…

    ... textured/hatched fill M/C routine for the ZX Spectrum 48K ... STOP

    9000 PRINT "{AT 10,11}WAIT..."
    9010 ...
    9020 READ a$: PRINT "{AT 20,0}";a$
    9030 ...
    Volker Volker February 2021 Software
  • Killed Until Dead - Spectrum 128K versionI first got hold of this game about the same time as the film "Clue" started being shown on TV, and there was a "Miss Marple" series on TV, followed …

    ... memory and some operating code at $5b00.
    2. ... and displayed
    8. At this point, an actual ... tape loading routine and replace it with the ROM one (which ... to have a stab at is replacing the music, ... this can be found at https://github.com/Ritchie333 ...
    Ritchie333 Ritchie333 August 2021 Assembler
  • pixel exact printingis there a way of doing this in basic? or by copying / modifying the rom code or using a completely new routine? so that print at x,x works more like…

    ... the rom code or using a completely new routine? so that print at ... fat:

    ** Printing text at any position/size

    at the same time walking at twice the speed ... bit of a graphical error at the beginning.
    digital digital December 2021 Development
  • Strongest aspect of Spectrum BASICWhat would you say is the strongest aspect of Spectrum BASIC compared to other BASICs on other micros at the time. I think it might have been the Fun…

    ... other BASICs on other micros at the time. I think it ... arguments to a machine code routine also. Was there any other ... all that into a 16K Rom.
    dmsmith dmsmith March 2022 Sinclair Basic
  • is a arduino uno / nano fast enough to talk to a specie ?my current project is to load games onto the specie via SD card / Arduino uno / nano although i suspect that the micro controller will not be able to…

    ... a routine in place of the rom if i get any success at ... this will not require the rom to run.
    mark8bit mark8bit April 2022 Hardware
  • BASIC Bug: DEF FN after REMHello all, Having mused the Spectrum ROM disassembly by Drs Logan ad O'Hara, I wondered about how good ZX BASIC was at locating the DEF FN when call…

    ... ,
    Having mused the Spectrum ROM disassembly by Drs Logan ad ... how good ZX BASIC was at locating the DEF FN when ... should be ignored, but the ROM routine that looks for DEF FN ...
    BloodBaz BloodBaz May 2022 BASIC
  • How do i learn to programAll the years i had a computer the only one i could program was the Texas Instruments Ti99/4a and when using extended basic with its so simple sprite…

    ... is reserved by the Speccy ROM so u can't 'store ... Low-byte. U may wonder at this mumbo-jumbo, but it ... AL (u could use a ROM routine to print but that's ... principles are wot matters though. At the end of the program ...
    Arjun Arjun January 2002 Games
  • How do i learn to programAll the years i had a computer the only one i could program was the Texas Instruments Ti99/4a and when using extended basic with its so simple sprite…

    ... is reserved by the Speccy ROM so u can't 'store ... Low-byte. U may wonder at this mumbo-jumbo, but it ... AL (u could use a ROM routine to print but that's ... principles are wot matters though. At the end of the program ...
    Arjun Arjun January 2002 Games
  • ZX48k terminal...Hello everybody, I thought someone might help me. I connect my good old ZX48k to my PC via serial (IF1) link, and I was trying to write a little term…

    Keyboard scanning to start at &38 because the ... is having.
    The routine at &38 in the BASIC ... maskable interrupt service routine. The keyboard scanning routine starts &02BF ... br /> Source The complete Spectrum ROM Disassembly, Doctors I Logan & ...
    john john December 2001 Sinclair Miscellaneous
  • line routineWondered if anyone can help me out. I have been programming a 3d graphics library for the spectrum, in Machine code. The line routine that I have i…

    ... /> ; ******************************************************************
    ; Plot pixel at (x,y) coordinate.
    ; The ... or_pixel ; pixel is at bit 0...
    plot_position ... ;; Ported from the ZX ROM PIXEL-ADD routine

    ...
    rtunes rtunes October 2001 Sinclair Miscellaneous
  • machine code basicsWondered if anyone can help me out. I have been playing round with some disassemblers (Zeus). And Machine code loaders. All I want to do is print my…

    ... opening routine is of course #1601.
    If you look at the ... nice string printing routine at #203C in the Spectrum ROM
    that prints ...
    Geoff Geoff August 2001 Sinclair Miscellaneous
  • Best way to codeHi, I've been using Zeus Assembler to code MC programs so far. Nothing fancy just the odd scroll left or animation stuff. Wot I'd like to know is, …

    ... LOOP LD (HL),#F1 ; Intrupt routine at #F1F1
    . INC ... /> . ORG #F1F1 ; intrupt service routine
    . PUSH AF
    ... correct use RETI, but ROM uses RET also).
    Dr BEEP Dr BEEP August 2001 Sinclair Miscellaneous
  • Saving machine code on EmulatorI have been dabbling with Chapter 26 of Stephen Vicker's "ZX Spectrum Manual". [url="http://www.madhippy.com/8-bit/sinclair/zxspecman/zxmanchap26.htm…

    ... interested in the Jupiter Ace at the time or perhaps a ... thought. Maybe an outstanding modification at a hectic time.
    It ... the SA-LINE-1 routine in the ROM.

    Conceptually if ...
    Geoff Geoff March 2002 Emulators
  • ScrollingBit of a daft topic but anyway... Which game had the best scrolling? I would have to volunteer Commando and its silky-smooth scrolling. A particula…

    ... an optimisation in the ROM routines for drawing text ... at the bottom of the screen
    ; to expand on the routine ... into
    ; the routine you need to decide if ... ; we've reached the ROM
    jr nz,nextln ... ) my horizontal scrolling routine must have been crap ...
    Anonymous Anonymous June 2002 Games
  • Machine Code Challenge #1 ResultsWell at the stroke of midnight there were 3 entries so everybody gets to stand on the podium and the 3 Spectrum books will be going out to prizewinn…

    ... didn't publish the thickening routine in his Interface 1 ... remnants of a more sophisticated routine.
    A further piece ... exactly at this point that modifications were made to the ROM (apart ... improvements elsewhere to produce a ROM file for use in ...
    Geoff Geoff July 2002 Sinclair Miscellaneous
  • The funniest thing we made with the spectrumHello. The funniest thing i made with the spectrum were championships with my buddy francisco on a game called 3d stunt car racer, i think that was t…

    ... primitive ASM stuff.
    At that time, I recall ... part, containing my ASM routine disguised in a REM ... the relocatable error-trapping routine and started it. After ... new interrupt routine was still calling the old ROM one ( ... loaded on a HC at school, along with my ...
    NicAdi NicAdi August 2002 Games
  • Memory usageBrowsing the online documentation for the Spectrum I came across a peculiar discrepency. As we all know the start of the RAM is at 16384 which is whe…

    ... is no Printer Buffer at all on the 128K ... a bug in the original ROM caused the printer buffer ... to be cleared at the end of the ... area for the BIG PRINT routine.

    The most ... variables following the screen memory at 23296.

    A ...
    Geoff Geoff November 2002 Sinclair Miscellaneous
  • ANNOUNCE: vbSpec v1.60The latest, greatest, most wonderful and beautiful release of vbSpec, the free Spectrum emulator for Windows, is available now from:- [url="http:/…

    ... 1.61 is now available at:-

    [url="http:// ... noises that used to occur at various points when using vbSpec ... /> Fixed the .z80 file compression routine, which sometimes produced invalid .z80 ... caused the "Use SE Basic ROM" checkbox to be greyed out ...
    Chris Cowley Chris Cowley November 2002 Emulators
  • ZX-2-PC Interface : Is it dead ???Certainly not, but I had some problems getting the EPROM-reader constant. In my former threat I stated that it worked, well, it read ROM-values but n…

    At first I made an interface ... to it with altered routines at #0556 to load a block ... of bytes and at #04c2 to save a block ... /> If you use the normal ROM-routine in your program, the same ... added later, as is altered ROM and SOURCE-CODE of serverprogram.
    Dr BEEP Dr BEEP December 2002 Sinclair Miscellaneous
  • Basic and AY musicis it possible to play an ay-music in background while a basic program is running?

    ... contains B0, routine is at B0B0
    ; Place table at end of RAM ... - FFFF), fill with FE, routine is at FEFE, gives a few bytes ... some trick with using the ROM to JR but I really ... you've got your IM routine at the top of the RAM ...
    cyborg cyborg January 2003 Sinclair Basic
<1…16171819202122…34>

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