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<1234567…34>
  • Starglider 128k TZXNow I would if I could, but I simply don't have a copy of the game on tape handy, but is there any possibility that someone could upload a working ve…

    ... have anyone technical enough to compare a Z80 and see if the ... Z80 on WoS has been ... see any BASIC in the Z80 with ZX BlockEditor/Preview etc ... it wouldn't be a Z80 just a Snapshot... I ... was years ago, even before Z80/X128 or somehow extracted from ...
    Andrew Barker Andrew Barker August 2005 Games
  • Need in beta-taster`s helpHello to all. I have developed hard-soft emulator of ZX Spectrum 48, but there are problems in work. My topics is: [url]http://www.worldofspectrum.or…

    ... Fuse or Spin) and compare the Z80 registers on both emulators.
    Jimmy Jimmy February 2011 Emulators
  • WibbleBibble's Basic threadHi in an attempt to keep my questions from spamming the forum. I think its better to put them all in one place. Thanks everyone so far, I feel I am …

    ... . Line 50 first.

    Strings are a long list of ... numbers and so you can compare strings with the "=", "", "" symbols.

    Dunny Dunny August 2012 Sinclair Basic
  • Fantasy Z80 instructions?This follows on from something catmeows said in another thread, and that I've been meaning to ask for a while. This may sound daft to people with mo…

    ... a lot crammed into the Z80, and it was designed before ... are used to (remember to compare the z80 to the 8080!)
    guesser guesser November 2012 Development
  • Fantasy Z80 instructions?This follows on from something catmeows said in another thread, and that I've been meaning to ask for a while. This may sound daft to people with mo…

    ... a lot crammed into the Z80, and it was designed before ... are used to (remember to compare the z80 to the 8080!)
    R-Tape R-Tape November 2012 Development
  • INPUT help?Hi folks. :) Brace yourselves, this is probably a very silly question, my BASIC knowledge is very... well, basic... Let's say, for example, I'm mak…

    ... number into a string and compare Strings to prevent an error when ...
    Dr BEEP Dr BEEP February 2014 Sinclair Basic
  • INPUT help?Hi folks. :) Brace yourselves, this is probably a very silly question, my BASIC knowledge is very... well, basic... Let's say, for example, I'm mak…

    ... number into a string and compare Strings to prevent an error when ...
    Einar Saukas Einar Saukas February 2014 Sinclair Basic
  • 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…

    ... Character ruler for creating strings with perfect screen wrap
    z80 Assembly code routines
    z80. Supports Structures, Include/INCBIN ... You can isolate and compare individual lines or groups ...
    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…

    ... Character ruler for creating strings with perfect screen wrap
    z80 Assembly code routines
    z80. Supports Structures, Include/INCBIN ... You can isolate and compare individual lines or groups ...
    Dunny Dunny June 2005 Sinclair Basic
  • Is ZX80 really "Z80 only"?The Spectrum has ULA to generate video display. Does the ZX 80 have any kind of processing chips apart from Z80? How is the video display generated o…

    The Spectrum has ULA to generate video display. Does the ZX 80 have any kind of processing chips apart from Z80? How is the video display generated on ZX80? How does it compare to Atari 2600's CPU + TIA combo?
    maiki maiki March 2011 Sinclair Miscellaneous
  • Kiwi OS for z80 computerHi everyone, Nearly made my z80 computer with 2K ROM 32K RAM. It has an OS im still writing called Kiwi (apple, blackberry, you get the idea ;D) he…

    ... />
    Nearly made my z80 computer with 2K ROM 32K ... ;*********************************
    PRINT_HEX
    CP $0A ;COMPARE TO SEE IF IT IS ... KEYBOARD
    CP 01h ;COMPARE WITH ENTER KEY (1)
    CP $1F ;COMPARE WITH 1F (HIGHER PART OF ...
    Robin Robin August 2011 Announcements
  • Compiling Lisp to Z80.I am doing some thought experiments on this. Here is an example of a Lisp program. It adds two numbers together. [code] (define (add x y) (if (= …

    ... code translated by me to Z80 (there could well be many ... , I've not done much Z80 before at all so bear ...
    [/code]

    then, compare the first argument to zero ...
    wilsonsamm wilsonsamm January 2013 Chit chat
  • clang/llvm backend for Z80?Every so often I feel tempted to revisit assemblers/compilers etc. I had (for unrelated to Z80 reasons) the need to have a look at the clang compiler…

    ... I had (for unrelated to Z80 reasons) the need to have ... compiler/LLVM backend (basically to compare optimization behaviour with GCC), and ... the architectural limits of the Z80 (despite the GNU project ... putting out a pretty decent Z80 assembler). Now if z88dk ...
    Winston Winston October 2013 Development
  • DEFFNder: a small library of BASIC functions written in Z80I've published a small library of 15 Sinclair BASIC functions written in Z80. I wrote it last year for a project of mine. Some of them are generic, s…

    ... Sinclair BASIC functions written in Z80. I wrote it last year ... the project, mainly to manipulate strings and data.

    I ...
    programandala.net programandala.net August 2015 Sinclair Basic
  • lcc z80Reading through Hansen and Frasier's "A Retargetable C Compiler: Design and Implementation" ( plenty of time on public transport ) about the lcc comp…

    ... a Z80 back end for it.

    How does it compare ...
    tstih tstih October 2019 Development
  • 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…

    ... program counter - without it the Z80 doesn't know where it ... you also get 65536.
    Compare with decimal where you multiply ... partner.

    However the Z80 works in single bytes. So ... write certain tricky parts handling strings (although they aren't that ...
    cyborg cyborg January 2002 Games
  • In Machine Code, what is the quickest way to sort bytes?I am playing around with some ordering of sprites, where I want to order them by vertical position. I used some Rodnay Zaks code to order some bytes…

    ...
    And here's a z80 implementation of a heap:
    strings, etc.

    Heapsort ... descending order depending on the compare function provided. This is ... size elements and user supplied compare function).

    As ...
    Alcoholics Anonymous Alcoholics Anonymous August 2006 Development
  • Project: M.u.l.e.Wokani came up with a great idea about trying an open-development approach for spectrum games, and I thought why not try with a game I have under dev…

    ... , though I do keep the z80's -- and z88dk's -- limitations ... (), eg, is written for a z80 machine with a crazy display ... a string, put two strings together, compare two strings alphabetically, etc. And more ... . A memory address, on the z80, is 2-byte in size ...
    Alcoholics Anonymous Alcoholics Anonymous June 2007 Development
  • Project: M.u.l.e.Wokani came up with a great idea about trying an open-development approach for spectrum games, and I thought why not try with a game I have under dev…

    ... b);
    [/code]

    compare two numbers and return the ... kinds of numbers we might compare: integers (16-bit and therefore ... +-2 billion or so). The z80 has register pairs that can ... (recall that in C all strings are sequences of ascii characters ...
    Alcoholics Anonymous Alcoholics Anonymous July 2007 Development
  • Benchmark timeWell, the BASIC benchmark posted in Creative Computing back in the 80s came up as a topic on the AtariAge forums. The article is available online an…

    ... isn't favorable to the Z80?
    [/quote]

    ... a language interpretter, needs to compare apples to apples.
    < ... slicing and allows variably sized strings.

    Etc, etc, ...
    [quote]
    The fastest Z80 tested (4MHz) was beaten by ...
    Alcoholics Anonymous Alcoholics Anonymous December 2007 Sinclair Basic
  • Why was/is the ZX Spectrum so popular?Why? How? Even after all this time you have a website like this etc.... It's just amazing!

    ... is generally slower than a Z80 but if this is so ... - I said a 3.5MHz Z80 is faster than a 1MHz ... be fast. Compare the difference between printing 1000 strings in MODE 4 ...
    Winston Winston August 2010 Games
  • Machine Code Routine of the weekHow about a thread that has a routine each week that is in [B]assembly language[/B] and is also described in great detail what the hell is going on …

    ... The difficulty from the z80 point of view is ... ; use caseless comparison of strings
    call asm_qsort
    ld l,a ; both strings ended simultaneously
    ld ... ; bc = size
    ; ix = compare
    ; stack = 0, (hi,lo ...
    Alcoholics Anonymous Alcoholics Anonymous June 2012 Development
  • Z80/SNA Compiler under Windows???Does anybody know anything about Z80/SNA compiler under Windows???

    Does anybody know anything about Z80/SNA compiler under Windows???
    Ozzy Ozzy January 2002 Emulators
  • Z80 to DSK?Does anyone know if there is a prog that can convert z80,tzx or tap files to dsk format? I have access to a friends pc that has a 3 inch drive which …

    ... a prog that can convert z80,tzx or tap files to ... looked at a program called z80 snapshot loader at
    [url ...
    Bluemanjay Bluemanjay February 2002 Sinclair Miscellaneous
  • Z80/SNA compiler under Windows???Does anybody know anything about Z80/SNA compiler under Windows???

    Does anybody know anything about Z80/SNA compiler under Windows???
    Ozzy Ozzy January 2002 Sinclair Miscellaneous
  • Visible-Z80 - VISZ80 - by Miklos Patrubany Hi All ! Visible-Z80 - VISZ80 - by Miklos Patrubany Does anyone have this program ? Please help me. I want to learn Z80 and Assambler on Z8…

    Hi All !

    Visible-Z80 - VISZ80 - by Miklos Patrubany
    < ... want to learn Z80 and Assambler on Z80 and I have a ...
    Maria Motpan Maria Motpan January 2002 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…

    ... other non- z80 examples there are ways of using full strings, like ...
    Duxbuz Duxbuz August 2001 Sinclair Miscellaneous
  • Converting TAP to Z80Is there an EXE out there that will convert *.TAP into any other snapshot (preverably Z80 or SNA) Please Help Oatesy

    Is there an EXE out there that will convert *.TAP into any other snapshot (preverably Z80 or SNA)

    Please Help

    Oatesy
    Oatesy Oatesy February 2001 Sinclair Miscellaneous
  • SNA 2 Z80Hi Is there a difference between an sna file and a z80 file.Is it possible to rename the sna extension to z80 or do I need a conversion utility.

    Hi

    Is there a difference between an sna file and a z80 file.Is it possible to rename the sna extension to z80 or do I need a conversion utility.
    luporage luporage April 2002 Emulators
<1234567…34>

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