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  • z80 Code Profiling (RESOLVED)Hi All, Just a quick question to ask if there is any way of profiling z80 Code for the Speccy??? I'm trying to write a piece of software and I curr…

    ... is any way of profiling z80 Code for the Speccy???
    Shando Shando August 2012 Development
  • Z80 snapshot formatI read documentation for Z80 snapshot on WOS and see in table possibility insert ROM image to Z80 file. Here is full table: [code]The pages are numb…

    ... read documentation for Z80 snapshot on WOS ... possibility insert ROM image to Z80 file.

    ... supported rom loading from Z80 file ? I test ... only ram pages from Z80 snapshot and ignore rom ... 't save Z80...).

    Here is Z80 snapshot 128kB ...
    velesoft velesoft August 2012 Emulators
  • Replaced Z80 now a very dark screen!Today I dag out an old issue 3 that ive known for a long time has a faulty Z80 (M1 line) so I heat gunned it out, socketed it and replaced it with a …

    ... long time has a faulty Z80 (M1 line) so I heat ...
    Macc Macc September 2012 Hardware
  • Excel -> OpenOffice Z80 spreadsheet problemI tried transferring my [url=http://www.users.globalnet.co.uk/~jg27paw4/pourri/z80times.zip]Z80TIMES[/url] spreadsheet from Excel to OpenOffice the o…

    ... correct, as it looks up Z80 command timings from Einar's ...
    Battle Bunny Battle Bunny September 2012 Chit chat
  • Z80 new old stockHi. I found this on eBay but ... is there a way we could know they don't hav a faulty M1 line? [url]http://www.ebay.com/itm/Zilog-Z80-CPU-Z0840004PS…

    ... ://www.ebay.com/itm/Zilog-Z80-CPU-Z0840004PSC-New-Sinclair-ZX81 ...
    pkersey pkersey October 2012 Hardware
  • 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…

    ... which current ones in the Z80 set would you replace?
    R-Tape R-Tape November 2012 Development
  • Asking for help: ZXBC to ASM routine translationHallo, In order to save some bytes and gain speed, I'm asking for translation of a very simple ZXBC routine to Assembler [code] sub light(x as uinteg…

    Hallo,
    In order to save some bytes and gain speed, I'm asking for translation of a very simple ZXBC routine to Assembler
    [code]
    sub light(x as uinteger,y as uinteger,intensity as ubyte)
    dim adr as Uinteger
    if x
    LCD LCD November 2012 Development
  • Adventure Skabet.z80Skabet.z80 (from Wos Archive) will not load.... Am I wrong ?

    Skabet.z80 (from Wos Archive) will not load....
    Am I wrong ?
    Tommy F-H Tommy F-H November 2012 Infoseek database
  • Ticks, the first command line Z80 emulatorThe project page is in Spanish: [url]http://retrolandia.net/foro/showthread.php?tid=43[/url] So I will expain a little. Ticks is an emulator that …

    ... of file process across a Z80 routine.

    The emulator ... core has passed the Z80 Exerciser:
    [url]http://mdfs ...
    antoniovillena antoniovillena November 2012 Development
  • New Z80 CPU emulation testerI have finally wrapped up the new [URL="http://zxds.raxoft.cz/taps/misc/z80test-1.0.zip"]Z80 tester package[/URL] I have previously announced in [URL…

    ... /misc/z80test-1.0.zip"]Z80 tester package[/URL] I have ...
    Patrik Rak Patrik Rak December 2012 Emulators
  • Interview with Clive Townsend (Saboteur)Here you have at [URL="http://www.elmundodelspectrum.com"]www.elmundodelspectrum.com[/URL] this exclusive interview with Clive Townsend. Don?t forget…

    ... , but said I should learn assembler to improve the speed. After ... I had the source code, assembler, and object code. So I ... my source code and the assembler ? still all from tape. Nightmare ... the limited power of the Z80 processor.
    Having Mike and ...
    jmvbok jmvbok December 2012 Sinclair Miscellaneous
  • Loading .z80 filesHi, I have a +3 with MF3, but the tape player I bought doesn't output a loud enough signal to be heard by my Spectrum. Of late, I've been loading .…

    ... got a few games in .z80 format (these are snapshots, I ... , though hopefully I can run .z80 directly from my CF card ... something similar to "playtzx" for .z80? (I've been using playtzx ...
    gutted gutted January 2013 Games
  • Fastest Z80?Hi , Could somebody explain more about the Kawasaki Z80 33 MHz to me? Is it fully backwards binary compatible with older Z80s and could it be used a…

    ... explain more about the Kawasaki Z80 33 MHz to me? Is ... only find this:

    Z80
    ? 8-bit microprocessor
    Rebelstar Rebelstar January 2013 Hardware
  • +3e filebrowserHello everyone, Im writing a game/program loader for the +3e (with an IDE interface, but it can work with floppies too). The program lets you choose…

    ... ZXbasic compiler mixing basic and assembler. It creates a list of ... (ATM only .BAS, .SNA and .Z80 files). Everything going fine until ... load a BASIC program from assembler and then execute it.
    BCH BCH January 2013 Development
  • Which type of Z80 cpu to use with ZX 48?Which type of Z80 cpu can I use with ZX 48? Only the 4 MHz cpu's or some with more MHz? Did not know if a 6 MHz cpu runs in a ZX 48 with 4 MHz. Mic…

    Which type of Z80 cpu can I use with ZX 48? Only the 4 MHz cpu's or some with more MHz? Did not know if a 6 MHz cpu runs in a ZX 48 with 4 MHz.


    Micky
    -Micky -Micky January 2013 Hardware
  • 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 ...
    wilsonsamm wilsonsamm January 2013 Chit chat
  • 128K Toastrack - bad Z80?My 128K Toastrack works fine, but if I try to use divIDE or M1/128 it does not work. divIDE does not show the boot screen and in both if I push the N…

    My 128K Toastrack works fine, but if I try to use divIDE or M1/128 it does not work.
    divIDE does not show the boot screen and in both if I push the NMI button, the Spectrum resets.
    Is a bad Z80 CPU?
    My soldering skills are so bad. :(
    Turrican Turrican February 2013 Hardware
  • maximum addressable RAM for a Z80 using bank switching?What is the maximum addressable RAM for a Z80 using bank switching? The Enterprise64 home computer could address up to 4MB, is this the limit for a …

    ... maximum addressable RAM for a Z80 using bank switching?
    ... this the limit for a Z80?

    A ... address lines from the Z80 are used to select ... bits come directly from the Z80 address bus.[2] Effectively ... address space of the Z80 processor is divided into ...
    Rebelstar Rebelstar February 2013 Hardware
  • .Z80 File Format when exported by SpecEmuI'm trying to parse a .Z80 file generated by SpecEmu but am getting a few discrepancies from [url=http://www.worldofspectrum.org/faq/reference/z80for…

    ... 'm trying to parse a .Z80 file generated by SpecEmu but ...
    BloodBaz BloodBaz February 2013 Emulators
  • Assembler v Machine CodeHi. I've been looking at a lot of the code examples in the Development section and can see that Assembler is the way to go. However, I was wondering …

    ... section and can see that Assembler is the way to go ...
    LuMan LuMan March 2013 Development
  • The "best" Z80?What's the best Z80 for Spectrums? I know there are differences between brands (Nec, Zilog, Thomson) and technologies (CMOS, NMOS), so what Z80 woul…

    What's the best Z80 for Spectrums?

    I ... technologies (CMOS, NMOS), so what Z80 would you recommend for Spectrums ...
    Zup Zup March 2013 Hardware
  • Spectrum Z80 UIDE Rev 3.1E - 8bit IDE AdapterHello my fellow WoSer's Recently I had some bad luck with my local post-office - this lead to some problems requiring me to have some more adapters…

    ... these

    [B]Z80 Universal Z80 IDE adapter Rev 3.1e ... ]
    [B]?19.99 1x Z80 UIDE Adapter Rev 3.1e ...
    Zetr0 Zetr0 April 2013 Sales
  • Sound programs that use +3DOS/AssemblerHi I am working on my final JSWed project and have nearly finished but i am considering changing the standard in game tune you get,the editor instruc…

    ... be imported but +3DOS and Assembler are the only two formats ...
    jammajup jammajup April 2013 Development
  • running this game in zxspin assemblerHello all I've written this game out in the zxpin assembler. [url]http://chuntey.wordpress.com/2010/01/12/tutorial-zx-spectrum-machine-code-game-30-m…

    ... game out in the zxpin assembler.
    [url]http://chuntey.wordpress ...
    bully bully May 2013 Development
  • Z80 internal compressionThis isn't exactly a ZX Spectrum problem, but since WOS probably has some of the best Z80 coders in the world, I thought I might ask anyway. For my …

    ... has some of the best Z80 coders in the world, I ...
    utz utz May 2013 Development
  • z80 uide problemCould someone help me with the z80 uide. I would like to know how to get an emulator to read the CF disc and put my games on there please

    Could someone help me with the z80 uide. I would like to know how to get an emulator to read the CF disc and put my games on there please
    chuckcaley chuckcaley May 2013 Sinclair Miscellaneous
  • How to test Z80 Code?Hi All, Is there a way to test a block of z80 code (nothing speccy specific in it) with many different inputs? The reason I ask is that I'm writing…

    ... to test a block of z80 code (nothing speccy specific in ...
    Shando Shando May 2013 Development
  • Z80 questionbeen told that the DivIDE 2K11 i ordered may not work with my +2 gray due to the Z80 I may have. The one I have is as follows Zilog Z8400APS Z80 86…

    ... +2 gray due to the Z80 I may have.


    Zilog
    Z8400APS
    Z80
    8627

    Does ...
    morcar morcar June 2013 Hardware
  • Z80 compat listAfter the chat I had with a person on my facebook group about which Z80 chips work with the DivIDE device I found that there was no list at all to le…

    ... my facebook group about which Z80 chips work with the DivIDE ... know the details of your Z80 chip be it you have ... ://www.dropbox.com/s/z8p1iqlbof7y7nx/Z80%20compat%20list.odt[/url]
    morcar morcar June 2013 Announcements
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