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<1…11121314151617…34>
  • MOD calculator function?How do I for example, do LET a=(MOD n,9). I can do it a long winded way using cross-addition until the answer is a single digit. So 13763 MOD 9 wou…

    ... the function to print FP numbers and both results were required ... location would have allowed negative numbers to be used.


    As an experimental ROM, modify OR to do the ...
    Geoff Geoff January 2010 Sinclair Basic
  • Earliest ULA datecode ??I'm on a mission to find the earliest ULA datecode. Ie, when the first batch of ULA's were manufactured. The earliest picture of the Spectrum circu…

    ... a list with the serial numbers of spectrums, and I have ... 050109 ?21 (modulator 8218,NEC ROM 8219,others 8213,8226,8227 ... 8233 no sale 290908 (NEC ROM 8222, memory 8227) relisted 021008 ...
    Jakeyw Jakeyw March 2010 Sinclair Miscellaneous
  • So which 8-bitter was biggest in which country?ewgf's topic "Be honest now..." got me thinking about this. As we got people from most European countries here and also a few abroad, tell us which 8…

    ... (not sure about NL sales numbers), perhaps it was simply because ... the word before the CD-ROM days arrived), quite a few ...
    RetroTechie RetroTechie March 2010 Sinclair Miscellaneous
  • Changing the look of the 48K editor cursor?I've read many books and mags since 1987 but never saw it done, and a wos forum search revealed nothing. If I wanted to customize the cursor and, let…

    ... right places? Many emulators allow ROM editing, but I wouldn't ... me to the complete Spectrum ROM disassembly.[/SIZE]

    Thanks ... I wanted to use the ROM-editor as input without to ... letters (upper and lowercase) and numbers. Even the E-cursor was ...
    Dr BEEP Dr BEEP April 2010 Sinclair Miscellaneous
  • Changing the look of the 48K editor cursor?I've read many books and mags since 1987 but never saw it done, and a wos forum search revealed nothing. If I wanted to customize the cursor and, let…

    ... , and these say that inside ROM the discrimination of 'MODE's ... /> There is a list with numbers ranging 128 -139, which combine ...
    roko roko April 2010 Sinclair Miscellaneous
  • Detecting ZX Interface 1 ROM VersionIs there any way of checking which version of the ZX Interface 1 is present? I know that the later ROMs were better at networking - what other impro…

    ... /~jg27paw4/yr10/yr10_26.htm]Interface ROM: The Inside Story[/url] and ... /~jg27paw4/yr18/yr18_27.htm]New ROM Antics[/url].

    This ... 237,1: LOAD *"m";1;"rom" CODE 23296: PRINT PEEK 23296 ... of the following numbers:
    ROM 1 ...25
    ROM 2 ...113
    Battle Bunny Battle Bunny April 2010 Hardware
  • Detecting ZX Interface 1 ROM VersionIs there any way of checking which version of the ZX Interface 1 is present? I know that the later ROMs were better at networking - what other impro…

    ... /~jg27paw4/yr10/yr10_26.htm]Interface ROM: The Inside Story[/url] and ... /~jg27paw4/yr18/yr18_27.htm]New ROM Antics[/url].

    ... of the following numbers:
    ROM 1 ...25
    ROM 2 ...113
    ROM.

    Personally, I ...
    jp jp April 2010 Hardware
  • Minor Update to Gasman's Midi2BEEPDon't know whether this is worthy an announcement, but for those of you who enjoyed Gasman's midi2BEEP utility, a new variant has been made called mi…

    ... , yes, I find the whole rom calculation routines something of a ... command code to tell the rom routine to do a multiplication ... the beep routine in the rom already seems to make use ... going to represent floating point numbers without it?!!!!!...

    Your ...
    kgmcneil kgmcneil May 2010 Announcements
  • KING OF PONG: Pong revisitedHello everybody. I'm proud to announce you that my last personal project for the ZX Spectrum, "KING OF PONG" is available to download here at WOS si…

    ... to convert into a graphic (numbers in Spanish format; please change ... .968 568 1'36% Puntero ROM para aleatorio
    Ricardo Cancho Ricardo Cancho June 2010 Development
  • Beepola v1.01A new version of Beepoa, v1.01, is now available for download from:- [URL]http://freestuff.grok.co.uk/beepola/Beepola_v1.01.00.zip[/URL] (650KiB) …

    ... Action: Beeps note using the ROM beeper routine...
    ; Duration ... ; This avoids messing with negative numbers while storing data

    Rom routine: Duraton (B)
    Rom routine: Pitch (C)
    kgmcneil kgmcneil June 2010 Announcements
  • Adventure Gamebook Solver"It would take me ages to solve that adventure gamebook without AGES" - is what someone might say if they didn't have the [url=http://www.users.globa…

    ... $()") where I was using the ROM calculator to multiply values by ... unaccountably extracted all the entry numbers from a location record and ...
    Battle Bunny Battle Bunny August 2010 Announcements
  • Optimize this assembly?Aiming for Variable*192 -> HL In the first case, I came up with the obvious method - *128 +*64: [code] ld a, (variable) ;13 ld h,0 ; 7 ld l,…

    ... faster (and still using the rom calculator), and integer square roots ... times faster for 16 bit numbers, and about 50 times faster ... for 32 bit numbers - so it's more or ...
    Gedlion Gedlion August 2010 Development
  • Flash based rom replacement board for +2A/+3I'm sure I already started a thread about this, but I can't find it... Anyway, this post's to say that I've just sent off the order for the printed …

    ... original idea was just a rom replacement, the ability to use ... clumsy when you have large numbers of banks though.
    guesser guesser August 2010 Hardware
  • BITWISE operators...Hi Folks, Another question - is there a way (fast) to do bitwise operations in Sinclair BASIC? Many thanks Paddy

    ... at the functions for storing numbers as strings in the DEF ... :

    The SE Basic ROM, BetaBasic, HiSoft BASIC, YS MegaBASIC ...
    chev chev August 2010 Sinclair Basic
  • Z80 RRCA instruction...Hi Folks, Well my exploration of Z80 MCODE continues apace! I am struggling to understand how the RRCA instruction works. The official Zilog manua…

    ... so pleased by multiplying two numbers together for a long time ... to be speed-optimised. The ROM routines work great but for ...
    torot torot August 2010 Sinclair Basic
  • How do you work with fonts on speccy?just curious really.. I know c64 workings, and obv. the spec you draw direct to screen.. on 64 , you'd make what would be equivalent to UDG.. and sa…

    ... ), in your own font. For numbers you'd have to improvise ... double-up the one in ROM as you draw it.
    joefish joefish September 2010 Development
  • Location of variableHi everyone When basic makes an array how to you find out the location in the ram of where the data is stored. :) Also, does it store the values in…

    ... variables being moved by the ROM routines. Although, as:
    - the ... />
    As regards storage of numbers, as long as the values ... full 5-byte floating point numbers directly in memory from BASIC ...
    Battle Bunny Battle Bunny September 2010 Sinclair Basic
  • DIVIDE games crashingMy DIVIDE arrived today complete with 512K CF Card, ready to go. First impressions, really good - simple file browser works fine & games load no prob…

    ... forget which ..
    forgot the numbers.. someone here will know.
    rom chips with ZX128 rom then will possible ... br /> RESET - start to 128 rom/menu
    RESET+SHIFT - ... /> - compatibility with 128 basic (rom 0)
    - fixed exit and ...
    velesoft velesoft September 2010 Hardware
  • logical operators and the calculator stackI was wondering if there was a utility which would provide the list of commands needed for the ROM calculator to evaluate a logical expression. For e…

    ... a REM statement.

    ;ROM routines needed
    SCANNING equ ... pointer to the params (two numbers separated by comma). Pointer returned ... ;And do it. The two numbers are now in the calculator ...
    mcleod_ideafix mcleod_ideafix October 2010 Development
  • Assembly Programming for IDIOTSOk are there any websites guides for what opcodes do in a z80 or books... but for really really thick people like me :-) Something along the lines …

    ... memory (RAM), read only memory (ROM), central processing units (CPUs), machine ... lists the Z80 machine code numbers (opcodes). I have always used ... a programming error in the ROM. You will find a working ...
    ASM ASM October 2010 Sinclair Miscellaneous
  • Learning Assembly LanguageHow easy would it be to learn assembly language for someone who has a decent grasp of Basic? I mean how long do you think it would take before I coul…

    ... test code to print numbers and text to ... --------------------------------------------------------------------------


    ; BASIC ROM call addresses (source: The Complete ... Spectrum ROM Dissassembly).

    ...
    ASM ASM November 2010 Development
  • Recent talk of developing new SpectrumsHi all, I can see from a few threads on here that some Wossers like Vasil and Aien 8 are interested in developing more powerful Spectrums or improvi…

    ... /> Copyright status of the ROM is insignificant problem when developing ... clone that uses a ROM from original machine, but ... needs faster -more expensive- ROM/RAM etc), quartz crystals come ... cheap, you need numbers. To produce numbers, you need something ...
    RetroTechie RetroTechie December 2010 Hardware
  • 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…

    ... . If you search Geoff's ROM disassembly for L2DE3: you should ... . It is interesting that the numbers to the left of the ...
    Jimmy Jimmy February 2011 Emulators
  • A thousand core CPU?Maybe this is old news to most people on here, but according to: [url]http://www.zdnet.co.uk/news/emerging-tech/2010/12/25/intel-why-a-1000-core-chi…

    ... to be making in big numbers will always be better done ... to read the flash configuration ROM and set up the configurable ... put on the flash configuration ROM (which may be inside the ...
    Winston Winston February 2011 Chit chat
  • Compiling Basic to MCHello, I have a lot of long Basic programs. These are mostly strategy programs, good but slow. I was thinking about how to speed them up without com…

    ... .g. interpreting sometimes, calling the rom, or emmbeding the entire compiler ... VAL only converts strings to numbers (or 0 if nonsense) as ...
    boriel boriel February 2011 Development
  • Fast LogsAnyone know of a fast ln function I can steal? The ROM function seems to be hideously slow. I wrote a look-up table dirty and less accurate sin func…

    ... But if the SE basic ROM uses the calculator better ... in the sc01.rom and sg81.rom. They were revealed ... />
    The Spectrum ROM, like that of the ZX81 ... for numbers. This reduced the size of the ZX81 ROM by ... the first five bytes of ROM - with three redundant ...
    Geoff Geoff April 2011 Development
  • Spectrum +2B HelpHello there my fellow WoS'ers Recently I bought a Spectrum +2 from eBay, it turns out to be a +2B from China, according to the plastics. The unit f…

    ... there is anything in the ROM that someone doesn't already ... looking for things like Serial numbers, motherboard revisions and chassis markings ... 't have to hand other ROM's at present, if anyone ... /u/16778368/Spectrum/Amstrad%2B2B-ROM.zip]download these ones here ...
    Zetr0 Zetr0 April 2011 Hardware
  • Spectrum +2B HelpHello there my fellow WoS'ers Recently I bought a Spectrum +2 from eBay, it turns out to be a +2B from China, according to the plastics. The unit f…

    ... there is anything in the ROM that someone doesn't already ... looking for things like Serial numbers, motherboard revisions and chassis markings ... t have to hand other ROM's at present, if anyone ... /u/16778368/Spectrum/Amstrad%2B2B-ROM.zip"]download these ones here ...
    guesser guesser April 2011 Hardware
  • I cant get this listing to run!Ive read this through so many times my eyes are misting up! [url]ftp://ftp.worldofspectrum.org/pub/sinclair/magazines/DUC/Issue08/Pages/DUC0800039.jp…

    ... copied by the system from ROM into the 6116 RAM (residing ... the standard drive(s), the numbers of tracks and sides should ... can be found in the ROM disassembly, available on WOS.
    roko roko April 2011 Sinclair Basic
  • I cant get this listing to run!Ive read this through so many times my eyes are misting up! [url]ftp://ftp.worldofspectrum.org/pub/sinclair/magazines/DUC/Issue08/Pages/DUC0800039.jp…

    ... 10 and 20, the 8k ROM code is included here for ... a set of drive identifying numbers plus pointers to the relevant ...
    roko roko April 2011 Sinclair Basic
<1…11121314151617…34>

Latest Posts

  • I am currently watching.....
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    John Elliott on April 21
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