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<1…19202122232425…34>
  • 28-character wide multicolour(ish) on 48k SpectrumLong-time lurker here... I've always been interested in rainbow effects on the 48k Spectrum, mainly from a perspective of "Just what [I]would [/I]ha…

    ... interested in rainbow effects on the 48k Spectrum, ... /> This (and the thread on scrimpy screens) got me thinking ... the PUSH instructions in memory. This would (a) ... using more memory), which seems to work on ZX ... br /> ; Assemble in high memory, e.g. at 40000...
    AMW AMW April 2012 Development
  • ROM switch on NMIHello! Please, help me or point in the right direction. I am building a project for 48k spectrum which must activate its rom (actually static ram) …

    ... its rom (actually static ram) on NMI.

    It has ... M1 goes
    low and memory read request for the intruction ...
    ArtemKuchin ArtemKuchin April 2012 Hardware
  • Intermittent reset on 48K (issue 4S)I'be been fighting an intermittent selfreset the whole day. Changed ULA - did not help. Tested TR6 as i could and compared the reading with another…

    ... (most likelly) or a freeze on the first game screen or ... error" i guess.

    Memory test runs find for a ...
    ArtemKuchin ArtemKuchin May 2012 Hardware
  • Imperica Horizons - The whole weekend :-)So now it's all over, I'll do a quick writeup... It all started for me at 5.20 am. Getting to London from Devil's Island isn't so easy now that Aer …

    ... audience using tracker software running on a Speccy. Someone in the ... functional check over the lunch break. I had tested absolutely everything ... you need to do to write a really good looking game ... with hardware during the proceedings on Sunday (and also finally I ...
    Winston Winston May 2012 Sinclair Miscellaneous
  • Playing PS1 Games on PS3My mother send me a box of old PS1 games I had at their place, so I decided to give a go on some of my all time favourites. I have no idea what happ…

    ... decided to give a go on some of my all time ... games on ps3 (since I couldn't find a single memory card ... and Resi 1 & 2 on a big screen (I had ...
    VanTammen VanTammen May 2012 Chit chat
  • Spectrum 48K - upper memory problemsHi I have a ZX Spectrum 48K issue 3B which does not see upper memory. On PRINT PEEK 23732+256*PEEK 23733 i got result 32767. POKE 32768,85 and PRINT …

    ... which does not see upper memory.
    On PRINT PEEK 23732+256 ...
    Edward Edward May 2012 Hardware
  • ULA TEST 3 results on real hardwareHi guys, I'm writing small spectrum emulator and I wanna implement precise emulation for different spectrum models :-) I found nice test for conten…

    ... found nice test for contended memory - [URL="http://wizard.ae.krakow ... cannot find any picture taken on real original spectrum hardware.
    ZXMAK ZXMAK May 2012 Emulators
  • Got a date on thursday!I've been off the site for a while, decided to have a break but now i'm back. I've recently been chatting a girl online via a dating website, someone…

    ... while, decided to have a break but now i'm back ... i'm now meeting someone on thursday (and no, she's ... thing is, ive not been on a date for a while ...
    zx1 zx1 June 2012 Chit chat
  • A small thoughtexperiment.Hi. Let's say that i have a 48K Issue 3b spectrum, and i want to be able to disable the top 32K ram from an external interface. This interface would…

    ... would occupy the 32K-64K memory area.

    I was ... CAS (IC23 pin 6) and WRITE (IC23 pin 11) high, using ... is to "cut" CAS and WRITE and insert an OR gate ... IC23 pin 11 and the WRITE pins on the ramchips. When i ...
    Rorschak Rorschak June 2012 Hardware
  • The music-album made entirely on ZX81+ZXpandAY+MrX! :)Hi guyz. [b]DOWNLOAD:[/b] [url]http://yerzmyey.i-demo.pl/[/url] This is a collection of songs made on ZX81 with TurboSound for ZX81 (two ZonX inte…

    ... a collection of songs made on ZX81 with TurboSound for ... ZX81 (two ZonX interfaces - on different ports - to play simultanously ... [b]**ALL** has been written on real ZX81 machine - NO EMULATORS ... ISSUE ONE
    05. Yerzmyey - Break Space
    06. Yerzmyey - ...
    Yerzmyey Yerzmyey June 2012 Sinclair Miscellaneous
  • Low level microdrive programmingSo I'm on my lunch break trying to find out about low level microdrive programming (without using IF1 ROM). I see one can use port 0xe7 to read and w…

    So I'm on my lunch break trying to find out about ... port 0xe7 to read and write bytes from microdrive. I also ...
    tstih tstih July 2012 Development
  • Car doors, Windows (Microsoft) incompatibilities, and other ponderablesJust some things I've been wondering about recently.. 1) Following the death of Eric Sykes (RIP), I downloaded and re-watched (the very funny) The P…

    ... , unreliable kludges and so on. Fair enough, there's ... he was going to write a couple of new ... br />

    5. Actually, on the subject of House, is ... doctors in real life would break into people's houses ... And the way everyone on the program calls each ...
    ewgf ewgf July 2012 Chit chat
  • Interview with Steve Wetherill (Odin)Hi you all!!! Here is the interview done to STEVE WETHERILL (Nodes of Yesod, Robin of The Wood, Arc of Yesod, Heartland... ?Odin!) and published at […

    ... to make smooth moving games on such comparatively primitive hardware.
    on that additional content by releasing ... the screens would fit in memory, and that the update rate ... , and I just had to write the code to make it ...
    jmvbok jmvbok August 2012 Sinclair Miscellaneous
  • Best books & Sugested reading..Hi i was trying to search the forum but couldnt find it. Looking at WOS there is a number of books on BASIC, programming, machine code ect.. I mess…

    ... is a number of books on BASIC, programming, machine code ... few simple books on basic (give me a break i was ...

    later i went on to study C and haskell ... be ace if i could write programs like I do ... solution to a problem and write a solution in basic ...
    WibbleBibble WibbleBibble August 2012 Sinclair Basic
  • Stealth AllRAM SpectrumHaving just received a couple of new keyboard membranes to fix a couple of machines with, the thought crossed me that I should do a special project w…

    ... " modification, wire up the write pin of the RAM chip ... has one chip select, a write and a read pin. ... same pinout except where the write pin on the RAM is, there ... the CPU is making a memory access to the lower 16K ... s WR pin to a write signal, and the chip ...
    Winston Winston August 2012 Hardware
  • TESTROM3 - utility/rom for test your ZXHere is TESTROM3 utility as 16kB ROM file + flasher for install this rom to divide eeprom (or mapram mode). Work also on ZX Spectrum without ROM and …

    ... - utility for test your ZX memory
    ==========================================

    on ZX with 128kB memory. On ZX16 and ... )
    As first write byte with page number ... br /> Test only first videoram memory (16384-32767).
    At ...
    velesoft velesoft August 2012 Sinclair Miscellaneous
  • 128kB snapshot on ZX48kBWhat is best way for 128kB snapshot loading on 48kB models ? Some Z80 snapshots are 128kB versions (Z80 v2 or v3) but contain 48kB games. Same proble…

    ... way for 128kB snapshot loading on 48kB models ?
    Some Z80 ... /> Is better on 48kB models load only 48kB of memory from 128 ... snapload enable loading 128 snaps on 48kB models with this way ... signed on value of port 7FFD. 128 snapshot with locked memory paging ...
    velesoft velesoft August 2012 Emulators
  • How much memory on sprites, maps etc.I've been tinkering with shifting & pre-shifting sprites recently, but as I haven't had that much experience with Z80 assembly I sometimes find it ha…

    ... too much" as far as memory allocation is concerned.

    memory for different aspects of a ...
    Morkin Morkin September 2012 Development
  • Velesoft's ZX128+2 with 1.5MB memoryMy old ZX128+2 PROFI (grey model - spanish version) for sale here: [url]http://aukro.cz/super-zx-spectrum-128-2-1-5-mb-i2738723874.html[/url] Back s…

    ... + load/save sound.

    - on back side is connector CANON ... not connect.

    - on board are boosted adress lines ... br />
    - big 512kB memory rom is full reprogrammable direct ... />
    Menu after power on:
    [img]http://velesoft.speccy ...
    velesoft velesoft October 2012 Sales
  • A Miscellany of Dangerous TipsHere's a selection of ideas for using some of the more obscure system variables which I've found handy on occasion. They can be very convenient if us…

    ... /MasteringMachineCodeOnYourZXSpectrum.pdf]Mastering Machine Code on Your ZX Spectrum[/url] ... * more on storing mazes (Feb)
    * Poking a string to memory... (Mar ... )
    * Keyboard problem... (Apr)
    * Screen2String (May)
    * BREAK ...
    Battle Bunny Battle Bunny October 2012 Sinclair Basic
  • A Memory of Light (Wheel of Time Book 14) (Final Book)I started reading the Wheel of Time series 17 years ago, when one of my friends in school was reading the first five books in the series. I remember…

    ... publication of the final volume on January 8th 2013.

    Memory-Of-Light-Wheel-Time/dp ...
    BigBadMick BigBadMick November 2012 Chit chat
  • +2A - stuck on test signalHi, new member here, hope it's OK to ask for help... I recently rescued my old +2A from my parents' loft. When I tried to test it out, I've found th…

    ... out much about this error on the internet - it seems that ... should only appear if the Break key is held down. The ...
    Scarysheep3000 Scarysheep3000 November 2012 Hardware
  • Project on ZX Spectrum in UniversityHi everyone, I am Max, student of media studies in berlin, and I have to do a little project on the spectrum. I am working on a sinclair zx spectrum…

    ... to do a little project on the spectrum. I am working ... on a sinclair zx spectrum +2 ... , insiders and so on, maybe you can just write to me or ...
    lomax030 lomax030 December 2012 Announcements
  • 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…

    ... Did you first worked on graphics, or concept, or ... I was asked to write was called Death Pit. ... original art was done on paper. Original crate drawing ... written on an actual Spectrum. So in memory I ... speed, graphical quality, and memory constraints. The trick is ...
    jmvbok jmvbok December 2012 Sinclair Miscellaneous
  • Games on Opus DiskAfter recently aquiring an Opus Discovery 1 along with a lovely 48k speccy, I'd very much like to have a play with it. Is there a resource anywhere f…

    ... for .opd images I can write to real discs with SAMdisk ... I can use them again on real hardware if the opportunity ...
    jamorski jamorski January 2013 Games
  • As seen on WOS (Rev. Hardcastle returns :) )someone posted a micro live clip (memory is bad, pretty sure it was a regular) anyway , they are running ad's for some net clip show with paddy mc g…

    ... posted a micro live clip (memory is bad, pretty sure it ... />
    and who shows up on it , that same clip.. Rev ...
    fog fog January 2013 Chit chat
  • Hidden message in Down To EarthJust found this in the Down To Earth code. I like reading these old messages left behind by programmers. [code]WELCOME TO ORIFICE Credits Darren B…

    ... 2 months of release
    write to me ,Darren, INCLUDING< ... written on the backscreen &
    effectively takes up no memory.< ... old games ?
    Why not write your own ?
    Personal ... -Jeff.M

    So write me (normal address),
    including ...
    FrankT FrankT January 2013 Sinclair Miscellaneous
  • New Game: Advanced Premiership SimulatorHi Friends, I discovered BASin last Saturday, and I've found it rather fun to play with. I ended up producing this; It's basically (no pun intended)…

    ... live scores and results on TV on a Saturday afternoon. Probably ... seems to be ok for memory, but it's cutting ... also no protection on the game, you can break into it ... I've just put this on an upload site. If ... you wanted to host it on a webpage somewhere, please ...
    joe joe February 2013 Brand new software
  • DIVIDE versus ZX128 ROMDivide interface use hardware mapping of extra memory on this fixed points in 48rom: #0000 - power-on/reset/rst0/software restart #0008 - syntax erro…

    ... use hardware mapping of extra memory on this fixed points in ... problem in comaptibility with Divide memory. Big part of Divide ... different routines on mapping points in external rom memory. Also exist ... mapping area (if you write any basic command in 128editor ...
    velesoft velesoft February 2013 Development
  • Importing binary data to paged memoryI really could use some hint :) Many emulator have a feature - open/ import binary. I select the file, give starting adress and voila ! But most of…

    ... of them work with main memory only. It's not problem ... thing and I need to write my file to a page ... :( I did everything, then checked memory in debugger and nothing changed ...
    Ralf Ralf March 2013 Emulators
<1…19202122232425…34>

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