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<1234567…34>
  • Can a guy that traveled on the short bus learn machine code...Hmmm So after some soul searching I figured it was time to finaly nail spectrum machine code. Its so frustrating to sit infront of a basic listing w…

    ... ]

    Any assembler which allows you to define ... load the code on another assembler.[/QUOTE]

    ... to say "(ix+4)" or "4(ix)".

    Assembler directives such ... with emulators here? An assembler converts human-readable assembly ...
    u6c87 u6c87 September 2013 Development
  • Assembler Interest?Any interest in an assembler supporting ACS's UV? I've built an assembler that: supports UV's syntax. has more correct parsing. Microdrive based…

    Any interest in an assembler supporting ACS's UV? ... /> I've built an assembler that:
    supports UV' ... non forward public references.
    undocumented instructions.

    Not ... for undocumented instruction support.
    I'm using this assembler ...
    JHutcheson JHutcheson August 2005 Announcements
  • Assembler RequestI need a command line assembler that can compile the following code Structures, [code] CHNPRM struct .PsInOr defs 1 .PsInSm defs 1 .CrAmSl defs 1 .C…

    I need a command line assembler that can compile the following ... [/code]

    IX indexing
    [code]LD (IX+CHNPRM.Env_En-12 ... can compile this style of assembler?

    Dunny, Would you ... version of the ZX Spin assembler? (PLEASE!!! :-) )
    Kiwi Kiwi May 2006 Development
  • Full Screen Editor/AssemblerIMHO program [URL="http://www.worldofspectrum.org/infoseekid.cgi?id=0008187"]Full Screen Editor/Assembler[/URL] should have a "known errors" note as …

    ... ?id=0008187"]Full Screen Editor/Assembler[/URL] should have a "known ... of the [B]BIT b,(IX+d)[/B] and [B]BIT ... ] commands get swapped by the assembler, producing invalid code. This bug ... "]Plus 80 Full Screen Editor/Assembler[/URL].
    Einar Saukas Einar Saukas May 2011 Infoseek database
  • IX register woes - or is SPIN buggy?Or am I missing something? I'm trying to use the IX reg to acess a table containing an x and y coord. My code below just doesnt seem to work proper…

    ... Im dubious about the SPIN assembler as it doesnt seem to ...

    ld a,(ix)

    but it ... if when im using (ix+1) its really adding ... br />
    SHPMOV
    ld ix,shptbl ;point to ship table ...
    Atari_Jetman Atari_Jetman November 2012 Development
  • ZX-Assembler in progress...Dear readers, I just want to announce that ZX-Assembler is not longer only an idea in my mind. It's just alive. Unfortunately, it's too early to mak…

    ... want to announce that ZX-Assembler is not longer only an ... -Blockeditor being able to edit assembler code blocks directly.

    undocumented ones. And some of SJASM ...
    clausjahn clausjahn May 2013 Emulators
  • The Pros and Cons of "alternative" assembler syntaxContinuing from [URL]http://www.worldofspectrum.org/forums/showpost.php?p=720754&postcount=72[/URL] [QUOTE=u6c87;720754]But that wouldn't change if…

    ... an alternative assembler).

    Is "ld a, 4(ix)" really ... with syntax that no other assembler uses.

    Is ... then I could make an assembler that used [B]st[/ ... entertaining path of learning without assembler / compiler discussions getting in ...
    AndyC AndyC September 2013 Development
  • IX+n and self modifying code and pasmoI'm using pasmo and if I wanted to use ix+n like this: (ix holds the position to a sinus table) ld (symbol), a LD a, (ix+symbol) What I want to do…

    ... if I wanted to use ix+n like this:
    ...
    (ix holds the position to a ... symbol), a
    LD a, (ix+symbol)

    What I ... to use LD a, (ix+n), but declare n as ... nothing came out except spin assembler's (ix) discussion :)

    ...
    Arda Arda January 2015 Development
  • The point of IX+1 IX+2 ?the numbers that you can add-on to IX and IY seem hardcoded, so I dont see the use of that feature? any examples of the use of IX and IY plus number…

    ... you can add-on to IX and IY seem hardcoded, so ... examples of the use of IX and IY plus numbers?
    assembler but none other than that ...
    slenkar slenkar July 2017 Assembler
  • Machine CodeI would like to learn how to use it. Where do I start? Thanks.

    ... It doesn't include any undocumented ones, which you shouldn't ... and low halves of the IX/IY register pairs -- ... />
    As for an assembler to start on, try Zeus ... Assembler, a Spectrum program run ... to use a cross-assembler to assemble on a ...
    Alcoholics Anonymous Alcoholics Anonymous October 2003 Sinclair Basic
  • Sprite Tutorial: Section on Masked Sprites addedLatest installment of my Sprite Graphics Tutorial: [url="http://members.aol.com/derekmsmith1/Spectrum/TUTORIAL.RTF"]http://members.aol.com/derekmsmi…

    ... I hadn't realised that IX without a displacement is not ... are no probs with the undocumented op codes INC IXL etc ... -bit registers in the spin assembler, so no problems there,
    Digital Prawn Digital Prawn August 2007 Development
  • The Programmers Development System (PDS)Hi everybody, I recall this system has been mentioned several times on WoS forums. Last time was, I think, when those sources from Maz Spork (Buggy …

    ... ]

    Once the P2 assembler output can be sent to ... it doesn't have LDIR, IX, IY etc. support.
    The ... as a port with the undocumented ROMFILE command, the format of ...
    ASM ASM October 2010 Sinclair Miscellaneous
  • IX register - using/problemsAre there any rules on using the IX register? Are there any restrictions on the memory locations that it can access? Yes, I know it's slower than us…

    ... there's nothing inherrent about IX or IY that would make ... .

    The fact that IX and IY are internally handled ... instructions there are over 100 undocumented Z80 instructions available

    assembler by putting the byte of ...
    David Jones David Jones December 2013 Development
  • IX+n and self modifying code and pasmoI'm using pasmo and if I wanted to use ix+n like this: (ix holds the position to a sinus table) ld (symbol), a LD a, (ix+symbol) What I want to do…

    ... into table, IX=$xxaa[/code]
    If your assembler doesn't support ... registers,[/QUOTE]
    O_O an undocumented opcode in use! Interesting. Pasmo ... /> Anyway, I didn't use IX at the end, if you ...
    Arda Arda January 2015 Development
  • Is it possible to make the Z80 execute a bizarre instruction?What happens when it gets an unrecognised instruction OP Code, I mean something following a #ED that isn't one of the undocumented instructions eithe…

    ... in my early experiments with IX, just assuming that I could ... of "I need to raise IX by 256 and it isn ... maybe that was just the assembler being unable to handle it ... which Assemblers could handle the undocumented instructions, but you could as ...
    dmsmith dmsmith April 2022 Development
  • Assembler code from tutorial, problem!I was wondering if anyone could help me decipher this z80 assembler code? ORG 60000 LOAD 60000 EA60 21BCEA LD …

    ... help me decipher this z80 assembler code?

    ORG 60000 ... /> I am really new to assembler, so forgive my ignorance.
    Duxbuz Duxbuz August 2001 Sinclair Miscellaneous
  • Which emulator and assembler?Hi, I am looking to learn z80 assembly language and I feel the best option is a spectrum emulator and an assembler. Can anybody recommend the best …

    ... a spectrum emulator and an assembler. Can anybody recommend the best ... (Win 98) and the best assembler/ease of use etc.? A ... URL for the assembler would also be very useful ...
    mark mark August 2001 Sinclair Miscellaneous
  • Tornado AssemblerTornado Assembler is not working. What's wrong with it? It says Nonsense in BASIC or something like this. (dwnldd from this site, of course)

    Tornado Assembler is not working. What's wrong with it? It says Nonsense in BASIC or something like this. (dwnldd from this site, of course)
    Dynamite Dan Dynamite Dan April 2002 Sinclair Miscellaneous
  • Z80 AssemblerSome of you may know that I'm working on a Z80 assembler. I thought I'd start a thread so I can see what people think and what they might want to see…

    ... 'm working on a Z80 assembler. I thought I'd start ... want to see in the assembler.

    It's being ... a placeholder for a Z80 assembler tool).

    So here ...
    cyborg cyborg February 2003 Sinclair Miscellaneous
  • ACS Software AssemblerThe new Micro Power advert advertises this assembler which is not on the MIA list.

    The new Micro Power advert advertises this assembler which is not on the MIA list.
    Fraser Fraser April 2004 MIA/STP/SDP
  • Smooth Color Masked Sprites using fast page flip on 48kHere is a quick demo of using char based sprites using the Page flip method: a) Background is copied to buffer b) Sprites drawn on buffer c) Buffer …

    ... ]
    ; make tasm understand other assembler instructions
    #DEFINE DEFB .BYTE ...
    PUSH HL
    PUSH IX

    LD A,(OKTOFLIP ...
    ok1:

    POP IX
    POP HL
    POP ...
    robpearmain robpearmain September 2004 Development
  • Smooth Masked Sprites using fast page flip on 48k Part 2Ok, After all the suggestions in Part 1, which were all excellent (Thankyou), I opted on the following: I have 2 x 6k Offscreen areas (Yes, that's …

    ... br /> ; make tasm understand other assembler instructions
    #DEFINE DEFB . ... br /> PUSH IY
    PUSH IX
    PUSH AF
    ...
    POP DE
    POP IX
    POP HL
    POP ...
    robpearmain robpearmain September 2004 Development
  • Index register subtractionHi, Just wondering if there a way to perform SBC HL,BC on the IX or IY registers. I can't find an op code for it, and my assembler doesn't recognise…

    ... SBC HL,BC on the IX or IY registers. I can ... code for it, and my assembler doesn't recognise it as ...
    dmsmith dmsmith September 2004 Development
  • For listings/demos what assembler should we useI am using TASM (I am not recommending this, I am just stating fact). When we give listings of assembler source, often we have to convert from assem…

    I am using TASM (I am not recommending this, I am just stating fact).

    When we give listings of assembler source, often we have to convert from assembler to assembler, can we agree on a default one we should use for example listings?
    robpearmain robpearmain October 2004 Development
  • AssemblerI would like to have ago at writing my own assembler for the PC to create z80. Can anyone recommend any books on writing assemblers. Is there any ope…

    I would like to have ago at writing my own assembler for the PC to create z80. Can anyone recommend any books on writing assemblers. Is there any open source projects ?
    Mr Millside Mr Millside October 2004 Development
  • OT: Where to start with assembler / MC on the PCHi, my apologies for posting on a subject unrelated to the Spectrum. What I would like to know is what's the best place to start (ie. Development pa…

    ... packages / books) for programming in assembler on the PC?

    dmsmith dmsmith December 2004 Sinclair Miscellaneous
  • The SPIN AssemblerI am using the assembler in Spin but I am having a problem with "DEFS". I was hoping that it would allocate a section of memory but it doesn't seem t…

    I am using the assembler in Spin but I am ... , is the editor in the assembler being worked on ? I get ...
    Mr Millside Mr Millside February 2005 Emulators
  • ANNOUNCE: BASin Release 12 ready for downloadWell, after a rather large break, BASin's latest incarnation is ready for public use. Probably. BASin is a Sinclair Spectrum development environme…

    ... *.
    A full featured Z80 assembler, capable of assembling every opcode ... emulation for sound
    All undocumented flags and opcodes emulated.

    Assembler/Debugger - very basic at the ...
    Dunny Dunny June 2005 Emulators
  • ANNOUNCE: BASin Release 12 ready for downloadWell, after a rather large break, BASin's latest incarnation is ready for public use. Probably. BASin is a Sinclair Spectrum development environme…

    ... *.
    A full featured Z80 assembler, capable of assembling every opcode ... emulation for sound
    All undocumented flags and opcodes emulated.

    Assembler/Debugger - very basic at the ...
    Dunny Dunny June 2005 Sinclair Basic
<1234567…34>

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Related Threads

  • The point of IX+1 IX+2 ?the numbers that you can add-on to IX and IY seem hardcoded, so I dont see the use of that feature?<br /> any examples of the use of IX and IY plus …
  • Assembler code from tutorial, problem!I was wondering if anyone could help me decipher this z80 assembler code?<br /> <br /> ORG 60000<br /> LOAD 60000<br /> <br …
  • Which emulator and assembler?Hi,<br /> <br /> I am looking to learn z80 assembly language and I feel the best option is a spectrum emulator and an assembler. Can anybody recomme…
  • Books on Programming (ZX Assembler )Before you ask I trawl eBay on a daily/hourly basis.<br /> <br /> Any books in VGC wanted on programming games for the ZX Spectrum 48K. No creased, d…
  • Tornado AssemblerTornado Assembler is not working. What's wrong with it? It says Nonsense in BASIC or something like this. (dwnldd from this site, of course)
  • undocumented Z80I am documenting a feature nobody has done before and no emulator gets right at this time. I'll have a report after doing some more tests.<br /> <br…
  • Z80 AssemblerSome of you may know that I'm working on a Z80 assembler. I thought I'd start a thread so I can see what people think and what they might want to see…
  • Picturesque Editor AssemblerThe tzx files for V2.1 which there is instructions for is missing. The existing tzx files are from the 1982 original release (probably) that I did.
  • ACS Software AssemblerThe new Micro Power advert advertises this assembler which is not on the MIA list.
  • Which Assembler?I am currently using TASM 3.01, (Using Context to edit and compile), which do you use?

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