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<1…28293031323334>
  • Random object placementI'm looking for some advice on placing objects randomly in a game. I have a routine that reads a table and prints the corresponding object: 0 prints…

    ...
    x defb 0
    y defb 0
    w defb 0
    Jerri Jerri January 2015 Development
  • Testers for new z88dk clibA long (long, long, long) time ago a few people offered to help test the new clib in z88dk. Much time has passed since then and I won't hold people,…

    ... , @00000000
    defb @11111111, @00000000
    defb @11111111, @00000000
    defb @11111111, @00000000 ...
    defb @11111111, @00000000 ...
    Alcoholics Anonymous Alcoholics Anonymous February 2015 Development
  • Help for beginner with z80Hi chaps, I'm reasonably new with z80, but had a fair amount of experience with 68000, so decided to give a few things a go. One little thing I'm t…

    ... /> RET

    scrollmess
    DEFB " Scrolly message for demo purpose ...
    MatGubbins MatGubbins February 2015 Development
  • Testers for new z88dk clibA long (long, long, long) time ago a few people offered to help test the new clib in z88dk. Much time has passed since then and I won't hold people,…

    ... /> _cr:
    DEFB +0x00 ; 0
    DEFB +0x00 ; 0
    DEFB +0x20 ; 32 ... /> DEFB +0xAA ; 170
    DEFB +0x55 ; 85 'U'
    DEFB +0xAA ; 170
    DEFB ... +0x55 ; 85 'U'
    DEFB +0xAA ; 170
    DEFB ...
    slenkar slenkar February 2015 Development
  • zx assemblers and syntax differencesHi I am using Zxspin and am using the Assembler editor. I am a novice and was wondering if there is a syntax manual for the zxspin assembler. I am…

    To be fair Z80 syntax is pretty standard, there may be a few differences (DB & DEFB for example) but nothing I'm pretty sure you won't be able to work out.
    rich_chandler rich_chandler February 2015 Emulators
  • zx assemblers and syntax differencesHi I am using Zxspin and am using the Assembler editor. I am a novice and was wondering if there is a syntax manual for the zxspin assembler. I am…

    ... 't and you just use defb.

    The real problem ...
    guesser guesser February 2015 Emulators
  • zx assemblers and syntax differencesHi I am using Zxspin and am using the Assembler editor. I am a novice and was wondering if there is a syntax manual for the zxspin assembler. I am…

    ... assembler directives e.g. org, defb, defw and use hex for ...
    dbolli dbolli March 2015 Emulators
  • SkoolKit 4.4<div><font face="Arial, Verdana"><span style="font-size: 13.3333330154419px; line-height: normal;">Hey, first SkoolKit release announcement since the…

    One thing I was always wondering about was how best to portray something like:
    LD A,1
    ...In the control file...where the 1 is a stored byte that gets changed, like a byte in a DEFB statement.
    Morkin Morkin June 2015 Announcements
  • SkoolKit 4.4<div><font face="Arial, Verdana"><span style="font-size: 13.3333330154419px; line-height: normal;">Hey, first SkoolKit release announcement since the…

    ... LD A,..  ; get current level30001 DEFB 1  ; current level store - updated ... code instruction at 30000 to DEFB 7, as it's part ...
    Morkin Morkin June 2015 Announcements
  • SkoolKit 4.4<div><font face="Arial, Verdana"><span style="font-size: 13.3333330154419px; line-height: normal;">Hey, first SkoolKit release announcement since the…

    ... file:


    30000 DEFB 62 ; this is the opcode ... 'LD A,n'
    30001 DEFB 1 ; current level store - updated ...
    SkoolKid SkoolKid June 2015 Announcements
  • SkoolKit 4.4<div><font face="Arial, Verdana"><span style="font-size: 13.3333330154419px; line-height: normal;">Hey, first SkoolKit release announcement since the…

    ... directive for it.. The two DEFB statements with the comments are ...
    Morkin Morkin June 2015 Announcements
  • Double height text...<p>Is here any good routines for printing a font double height?</p><p>I've concocted this ridiculous routine but I'm sure it can be done much better.…

    ... on last byte
    DBLHGTMESS1 defb $CD ; ATTR byte %11001101 defm ...
    dbolli dbolli June 2015 Development
  • Russian Pascal CompilerHello,<div><br></div><div>Unfortunately I started a discussion (as OutBush) on the Temporary Forum Board not knowing how long it would be until the W…

    I'm author for this compiler, but I have awry English and I cannot translate correctly.
    Short awry manual: :)

    Constants---------Only numeric 0..65535

    Types----bytewordstring[N]ArrayByte[N], ArrayByte[N1,N2] - 1- and 2- ...
    Andrew771 Andrew771 June 2015 Sinclair Miscellaneous
  • ZX-Spin assembler commands<p>Is there a list anywhere of the asm commands that the Spin assembler accepts?</p><p>I do plan to move onto pasmo&nbsp;for macros&nbsp;but the spin…

    ... for ZXSpin are org (origin), defb (byte), defw (word), defm (message ...
    Battle Bunny Battle Bunny June 2015 Development
  • BASIC to Python - bringing a modern view on an 80's obsession...Howdy! I don't know how relevant this will be here, but I've just finished up a 3-part overview on my blog where I convert an old 1K ZX81 basic pr…

    ... PNG image's data into DEFB statements so that I can ...
    Timmy Timmy July 2015 Sinclair Miscellaneous
  • ZX-Assembler version 0.8 (beta) releasedDear readers, yesterday I've published ZX-Assembler in its first version 0.8. It offers you some interesting features, even if I know there are …

    ... will be back-translated to DEFB instructions, eventually by
    ret ; defb 201
    data:
    ... be automatically converted into DEFB commands, pretty much like ... [code] ORG 32768
    DEFB "hello",13,"world"[/code]
    clausjahn clausjahn July 2015 Emulators
  • ZX-Assembler version 0.8 (beta) releasedDear readers, yesterday I've published ZX-Assembler in its first version 0.8. It offers you some interesting features, even if I know there are …

    ... editor and replacing them by DEFB instructions. Doing this, intersected Z80 ... ,50000 may be converted into DEFB instructions completely, even if the ...
    clausjahn clausjahn August 2015 Emulators
  • z80 assembly helpEver since I was a child I wanted to program my zx81 then my zx spectrum + 2. However, it was such a mystical beast and I only ever used BASIC not kn…

    ... /> ret

    xcoord
    defb 0

    ycoord
    Bedazzle Bedazzle September 2015 Development
  • z80 assembly helpEver since I was a child I wanted to program my zx81 then my zx spectrum + 2. However, it was such a mystical beast and I only ever used BASIC not kn…

    ... />
    [code]xcoord defb 0
    ycoord defb 15[/code]
    2 ... /> ret

    xcoord
    defb 15

    ycoord
    defb 21[/code]

    Thanks ...
    antonyjones101 antonyjones101 September 2015 Development
  • z80 assembly helpEver since I was a child I wanted to program my zx81 then my zx spectrum + 2. However, it was such a mystical beast and I only ever used BASIC not kn…

    ... /> [/quote]
    First of all, "defb" is an assembly time instruction ...
    lunarul lunarul September 2015 Development
  • 40 Column Printing RoutineI've written a 40 column printing routine, which I'd like to share... It's my first piece of 'public' code so go easy on me! I don't think it is a…

    ... 0x44, 0x44
    ; "
    defb 0xAA, 0xAA, 0x00, 0x00, 0x00 ...
    ; #
    defb 0xAA, 0xEE, 0xAA, 0xEE, 0xAA ... 0xAA, 0x00
    ; +
    defb 0x00, 0x44, 0xEE, 0x44, 0x00 ... 0x00
    ; copyright
    defb 0x00, 0xEE, 0x88, 0xEE, 0x00 ...
    Kiwi Kiwi September 2015 Development
  • 40 Column Printing RoutineI've written a 40 column printing routine, which I'd like to share... It's my first piece of 'public' code so go easy on me! I don't think it is a…

    ... /> defb 0x04
    defb 0x00
    defb 0x00
    defb 0x00
    defb 0x00
    defb ... /> defb 0x02
    defb 0x80
    defb 0x80
    defb 0x80
    defb 0x00
    defb ...
    Kiwi Kiwi September 2015 Development
  • Games not compatible with the 128+ & grey +2Like the +2A & +3 thread, there are a few games that do not work correctly on the original 128+ and the grey +2. Two games that I know of that wil…

    ... ; 88fb 00 fe ts
    defb $fd ; 88fd fd ts
    defb $fd ; 5b9d fd $04ts
    jp jp October 2015 Games
  • How to Write ZX Spectrum Games - Jonathan CauldwellHello, I'm trying to improve my very basic level of assembler by reading the Jonathan Cauldwell guide. I'm fine with the basics LD, CP, and JP,…

    ... .
    ret

    xcoord defb 0
    ycoord defb 15[/code]
    jonesypeter jonesypeter October 2015 Development
  • Joffa's gamesI think opening this thread would be a nice way to pay homage to Joffa. According to infoseek, this is the list of games programmed by him, as a so…

    ... ]/* */[/b]
    Pasmo uses [b]defb[/b] to define strings instead ...
    GReW GReW November 2015 Games
  • Joffa's gamesI think opening this thread would be a nice way to pay homage to Joffa. According to infoseek, this is the list of games programmed by him, as a so…

    ... ]/* */[/b]
    Pasmo uses [b]defb[/b] to define strings instead ...
    Sokurah Sokurah November 2015 Games
  • Flood FillHi Folks, Can anyone point me to a flood fill that I can call from ZX BASIC? I have looked through the archive and although there are posts about…

    ... />
    x_coord: defb 127
    y_coord: defb 96
    pattern: defb 0xaa, 0x55 ...
    Alcoholics Anonymous Alcoholics Anonymous December 2015 Development
  • 128k Paging a tile routine to a double bufferHi happy new year all :) Does anyone have an example of how to page a routine to the screen ie a tile routine? Thanks :)

    ...
    ret
    .current
    DEFB #10 ;copy of the current ...
    Hikaru Hikaru January 2016 Development
  • Problem with BC corrupting after DJNZJust for fun, I'm messing around trying to get the level maps from Lemmings to display on the screen with machine code. It's been ages since I did an…

    ...
    RET

    SLN DEFB 0
    [/code]

    mulder mulder January 2016 Development
<1…28293031323334>

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