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<1234567…34>
  • Machine Code Sprites Example Code Using Char Based SystemBelow is my WIP code to do smooth screen wrapping sprites using char positions and offsets, as opposed to writing direct to a line (0-191) and shifti…

    ... />
    ld a,0
    call 8859 ; set permanent border colour
    CALL WChar

    CALL AChar
    CALL PChar
    CALL WChar

    CALL ...
    robpearmain robpearmain August 2004 Development
  • IM2 Machine Code Sprites Example Code Using Char Based SystemFurther to my earlier post, here are sprites running using char method with IM2 driving it Note, for 48k spectrum using TASM [code] ; ***********…

    ... />
    ld a,0
    call 8859 ; set permanent border colour
    CALL WChar

    CALL AChar
    CALL PChar
    CALL WChar

    CALL ...
    robpearmain robpearmain August 2004 Development
  • z88dk sticky?I've just tried to PM Alcoholics Anonymous and couldn't because "Alcoholics Anonymous has exceeded their stored private messages quota and cannot acc…

    ...
    ld a,1
    call 8859
    #endasm
    // Calls our ...
    Shaun.Bebbington Shaun.Bebbington January 2012 Development
  • What's wrong with this code ?OK, working my way through Jonathan Cauldwells 'How To' tome and I can't get the following to run in either spin or basin. ( iused the assembler in b…

    ... load accumulator with zero.
    call 8859 ; set permanent border colours.< ... ; remember the value.
    call nc,mpr ; being pressed, so ... ; remember the value.
    call nc,mpd ; being pressed, so ...
    Saboteur Saboteur May 2012 Development
  • LOAD "" CODE in machine code/store 128 bank dataHow do you LOAD "" CODE from machine code? I have written the following MC routine that fits into a REM statement in a basic program. I want to cal…

    ...
    I want to call the ROM's LOAD "" CODE ... accumulator with zero.
    call 8859 ; set permanent border colours ... .
    call 3503 ; ROM routine - clears ... restore print

    call 61900 ;start game[/CODE]
    daveysludge daveysludge October 2014 Development
  • A Neat Redefine Keys RoutinePreviously, I’ve only shared this routine with a couple of people via PM, but I’ve now decided to make it public. I optimized it for size, so it uses…

    ... a ;BORDER = 0
    call 8859 ;inside ROM routine BORDER ($2294 ... )
    call 3503 ;clear screen, open ... attributes

    call key_check ;decode key and check ... />
    key_check
    call $28e ;use KEY-SCAN to ...
    Ast_A_Moore Ast_A_Moore October 2017 Development
  • im having problems with zx spin. im getting invalid combination of opcodes and operands errorim trying to assemble this program: [code]org 40000 ld a,0 call 8859 ld (iy+83),7 ld a,2 call 5633 call 3435 ld a,2 call 5633 ld de,d…

    ... />
    ld a,0
    call 8859
    ld (iy+83),7 ... /> ld a,2
    call 5633
    call 3435

    ld ... a,2
    call 5633
    ld de,data ... *************
    ld bc,12
    call 8252
    ret

    digital digital June 2020 Assembler
  • how do i set this code up, so i can print more than one line of text?well i got it working but how do i set this code up, so i can print more than one line of text? with a loop or something? not sure where to start on …

    ...
    ld a,0
    call 8859
    ld (iy+83),7 ... /> ld a,2
    call 5633
    call 3435

    ld ... a,2
    call 5633
    ld de,data1 ... /> ld bc,36
    call 8252
    call 3405
    ret
    digital digital June 2020 Assembler
  • 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…

    ... load accumulator with zero.
    call 8859 ; set permanent border colours.< ... of the player.
    call splayr ; show player base ... of the player.
    call wspace ; display space over ... positions of the player.
    call splayr ; show player.
    ...
    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 …

    ... accumulator with zero.
    call 8859 ; set permanent border colours ... are interested in-----------
    call random ;v v
    ... of the player.
    call wspace ; display space ove ... of the player.
    call splayr ; show player.
    digital digital July 2020 Assembler
  • IM2 Machine Code Sprites Example Code Using Char Based SystemFurther to my earlier post, here are sprites running using char method with IM2 driving it Note, for 48k spectrum using TASM [code] ; ***********…

    ... />
    ld a,0
    call 8859 ; set permanent border colour
    CALL AChar

    CALL DoAttr
    CALL PChar
    CALL WChar

    CALL ...
    robpearmain robpearmain August 2004 Development
  • IM2 Machine Code Sprites Example Code Using Char Based SystemFurther to my earlier post, here are sprites running using char method with IM2 driving it Note, for 48k spectrum using TASM [code] ; ***********…

    ... />
    ld a,0
    call 8859 ; set permanent border colour
    robpearmain robpearmain August 2004 Development
  • Zecut0r and ZAFA while ago (about 2 yrs)i took VbSpec and tried to port it to Delphi 6. Althought it was pretty weak, it. Meanwhile DelphiSpec 0.1 appeared and i wa…

    ... Parry"

    procedure zxcls ;"call zx cls"
    0 ink ... a,2
    call 5633
    call 3435 ;"call ZX ROM ROUTINE"
    ld de,261
    call 949 ;"call ZX Beeper ROM ROUTINE"
    ld a,(zxbcol)
    call 8859
    asmend
    end
    zecut0r zecut0r October 2004 Emulators
  • Sprites masterclassHi All, You guys are probably tired of explaining sprites but I'd like to clarify a few things if possible. I've sorted the vertical aspect of scro…

    ... /> xor a
    call 8859
    ld a,40< ... value on stack
    call nc,mpd ;being pressed?< ...
    call m,mpd
    call draw
    call delete
    loop call sprite ;moves through the ... graphic byte from call goblin
    call sprite
    ...
    R-Tape R-Tape February 2011 Development
  • Back to BASIC[U][B]Archaeology guide to programs compiled used MCODERII.d[/B][/U] After various people have been talking about "Frank'n'stein" I decided to finis…

    ... M2d still emits the CALL 61213 because the change doesn ... , L ; 27920 125
    CALL 8859 ; 27921 205 155 34
    CALL INITCHAN2 ; 27938 205 151 ... ; 28029 62 251
    CALL 65113 ; 28031 205 89 254 ...
    Jimmy Jimmy May 2011 Development
  • Setting the border/paper/ink colours problem[deleted]

    ...
    ld a,5
    call 8859
    ret

    The ... /> ld a,2
    call 5633
    call 3435
    ret
    rich_chandler rich_chandler August 2011 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…

    ... 60000 ;start address
    call 3503 ; Calls a routine ... ; black border
    call 8859 ; We'll set the ... accumulator (a)
    call 3503 ; Calls a routine ... print

    call 8252 ;PRINTs string
    ...
    alienbanana alienbanana February 2014 Development
  • LOAD "" CODE in machine code/store 128 bank dataHow do you LOAD "" CODE from machine code? I have written the following MC routine that fits into a REM statement in a basic program. I want to cal…

    ... load accumulator with zero.
    call 8859 ; set permanent border colours.< ... bank_len ;16384 or less
    call load_routine
    di
    ... br /> ld de,gamelength
    call load_routine
    [/B]
    ...
    Jerri Jerri October 2014 Development
  • assembler for PcHi guys, I'm in the process of teaching myself machine code, and wondered if there is a good pc program for writing code. Or is the best thing to use…

    ... the code for red.
    call 8859 ; set border colour.

    8859 to hex? giving an address ...
    Lost Lost December 2014 Development
  • A Neat Redefine Keys RoutinePreviously, I’ve only shared this routine with a couple of people via PM, but I’ve now decided to make it public. I optimized it for size, so it uses…

    ... /> xor a ;BORDER = 0
    call 8859 ;inside ROM routine BORDER ($2294 ... POINT—————————————————————

    key_check
    call $28e ;use KEY-SCAN to ... /> cpl
    and 16
    call z,kempston_j_thingy
    ...
    ...
    Ast_A_Moore Ast_A_Moore October 2017 Development
  • im having problems with zx spin. im getting invalid combination of opcodes and operands errorim trying to assemble this program: [code]org 40000 ld a,0 call 8859 ld (iy+83),7 ld a,2 call 5633 call 3435 ld a,2 call 5633 ld de,d…

    ... />
    ld a,0
    call 8859
    ld (iy+83),7 ... /> ld a,2
    call 5633
    call 3435

    ld ... a,2
    call 5633
    ld de,data2 ...
    ld bc,12
    call 8252
    ret

    rich_chandler rich_chandler June 2020 Assembler
  • How to disable the "scroll?" message?Hello. I'm a beginner Z80 assembly programmer and I decided to make a ZX Spectrum game to practice my skills and gain some more experience. I curr…

    ... br /> xor a
    call 8859
    call 3503

    ... 6
    call text_out
    ; ;ret
    ; ;call delay
    call sprite16x16a
    notwall pop ... /> ld de, gfx16x16_wall
    call sprite16x16a
    .notwall
    Kotek Kotek July 2022 Development
  • Anybody play Call of Duty Modern Warfare 2 or Battlefield 1943 on xbox 360 online?Any spec-chums play call of duty modern warfare 2 or battlefield 1943 for xbox 360 online? I was thinking maybe we could organise a big spec-chum sh…

    Any spec-chums play call of duty modern warfare 2 ...
    BigBadMick BigBadMick March 2010 Chit chat
  • [tune] 'call the cops'[url]http://soundcloud.com/user2316397/def-chris-call-the-cops[/url] a drum&bass tune I'm working on, it's nowhere near finished and I'm a bit stuck…

    ... ://soundcloud.com/user2316397/def-chris-call-the-cops[/url]

    def chris def chris May 2010 Chit chat
  • Gmail Call phoneUsing a dongle, I just noticed this on Gmail tonight. Call another UK landline, or India, for 2p a minute. Mobiles 10p a minute. Well I put 10 qui…

    ... on Gmail tonight.

    Call another UK landline, or India ...
    Geoff Geoff August 2011 Chit chat
  • What do you call things?I'm just having a Peter Kay moment, these are things i call things, generic terms rather than the actual thing. Stereo (my hifi seperates) The big l…

    ... moment, these are things i call things, generic terms rather than ... hoover, other vaccuum cleaners we call it too lol)

    mel the bell mel the bell March 2012 Chit chat
  • HMV expected to call in administrators within hours[url]http://www.telegraph.co.uk/finance/newsbysector/retailandconsumer/9801487/HMV-expected-to-call-in-administrators-within-hours.html#[/url] sad b…

    ... /retailandconsumer/9801487/HMV-expected-to-call-in-administrators-within-hours.html ...
    mel the bell mel the bell January 2013 Chit chat
  • BT's free call blocking serviceI just discovered this by accident. BT Call Protect is free and block's calls that are on either BT's own blacklist of nuisance callers or on your ow…

    ... discovered this by accident. BT Call Protect is free and block ... dialling 1572 or via the Call Protect page on the MyBT ...
    Battle Bunny Battle Bunny December 2016 Chit chat
  • [Asm] Is this nested loop faster than LDIR or a bunch of unrolled LDI's?Hi all. I'm learning Z80 asm on Speccy 48K, and to start with I decided to write my own "CLS" routine (without relying on ROM calls or LDIR) as a lea…

    ... ; Change border color. Alternative: call $229B/8859 (Spectrum ROM function to change ... border color).
    ; ROM CLS = call ...
    ST1 ST1 November 2018 Development
  • Is it possible to run a single BASIC line via a ROM CALL of the Standard ZX 48k ROM?On: https://cygnus.speccy.cz/popis_trdos-assembler.php I found the following code: [code] CHADD equ 23645 ; Location of SOS variable CHADD ld…

    ... points to our routine
    call 15619 ; ENTER TRDOS SAVE via ... /> ld (CHADD),HL ; changed.
    call 15619
    BACK ld HL ... or adress LOAD via a CALL to TRDOS/Betadisk-ROM (15619 ...
    Luzie Luzie October 2019 Development
<1234567…34>

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