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Search Again :: Adv Search 1000 results in 0.031s
<1234567…34>
  • Screen$ command, ROM routineHi All, Does anyone know which ROM routine to call for the Screen$ command (and/or the ATTR command)? Any comments on how well it works or the spee…

    ... anyone know which ROM routine to call for the Screen$ command (and/or ... what's what in the ROM disassemblies I've read (any ...
    R-Tape R-Tape January 2011 Development
  • +2A shows test screen and beepsNew day, new problem. A +2A, which seems to be in good condition, shows the colored test screen when powered-up and beeps about once every second. Am…

    ... good condition, shows the colored test screen when powered-up and beeps ... that there might be a ROM problem?
    schombi schombi October 2013 Hardware
  • test screencan someone help? iv got a spectrum 128k +2 B i found in the attic form whenn i was a kid. it powers up only it starts on the test screen with out me…

    ... help? iv got a spectrum 128k +2 B i found in ... only it starts on the test screen with out me starting it ...
    bartiddu bartiddu May 2014 Sinclair Miscellaneous
  • I don't think I'm getting the $22AA Pixel-Add rom routineDear all, I'm misunderstanding how the PIXEL-ADD rom routine works. My code... [code]ld b,175 ld c,1 call $22AA ld (hl),a ret[/code] So…

    ... misunderstanding how the PIXEL-ADD rom routine works.

    My code ... at the top of the screen and one pixel in. So ... that, I'm assuming the rom routine at $22AA will convert the ...
    Tobo Tobo March 2016 Development
  • Spectrum +2 Test Software ROM BoardHi - Can anybody help I am trying to get hold of a Spectrum +2 Test Software ROM Board the one that connects to the Expansion I/O slot. Many thanks …

    Hi - Can anybody help I am trying to get hold of a Spectrum +2 Test Software ROM Board the one that connects to the Expansion I/O slot.

    Many thanks
    Martin
    Martin Baugh Martin Baugh February 2007 Wanted
  • 128 spectrum zx +2 is stuck on test screenhey this is my first spectrum i bought it from a boot-sale for 2 pound and it came with loads of games but when i turn it on i get the test screen an…

    ... it on i get the test screen and it makes the beep ... keeps going bk to the test screen can any one help?
    omighty_one omighty_one June 2007 Hardware
  • can someone help with a rom routinei have been trying to draw a simple line with a the rom routine , but i just cant get it to work , so if anyone can give me an example in z80 that wo…

    i have been trying to draw a simple line with a the rom routine , but i just cant get it to work , so if anyone can give me an example in z80 that would be great

    TIA
    CodenameV
    CodenameV CodenameV August 2009 Development
  • Rom routine for pixel addressDear all, Having my bi-annual 'lets try machine code' project again and have come up with a problem with the pixel address rom routine at 8874. …

    ... problem with the pixel address rom routine at 8874.

    Going ... by the ZXSpectrum Rom Dissassembly book, I'm trying ... be holding 128 after the routine is run?

    Tobo
    Tobo Tobo September 2015 Development
  • ZX Spectrum 2+ Stuck on Test ScreenHello, I hope you can point me in the right direction. I recently purchased a ZX Spectrum 2+ which I've never owned before or used. After booting,…

    ... , it gets stuck on the "test screen". After doing some reading I ... understand you can boot this screen by holding break when pressing ... is the screenshot of the test page I am seeing: http ...
    eDrinker eDrinker September 2015 Hardware
  • General purpose full screen input routineHi Folks, One of the things that annoyed me back in the 1980s with most BASICs was the lack of a full screen "formatted" input function. You could …

    ... program is the XINPUT routine plus a test harness that shows ... GO SUB 9650: REM Draw Screen
    160 REM *---------------------*
    9010 REM PSS-XINPUT Routine
    9020 REM Parameters:
    RANDOMIZE USR 3438: REM ROM CLS-LOWER
    9270 LET ...
    Paddy Coleman Paddy Coleman October 2010 Sinclair Basic
  • Midi Out from machine codeI need to send midi-signals by machine code, while Basic is too slow for my current project. I already read I can use hookcode #11E, but I have some …

    ... (0) or shadow (1) screen to be displayed. The normal ... 5, whilst the shadow screen is in bank 7. ... ROM 0: 128k editor, menu system and self-test program
    ROM 1: 128k syntax ... Basic together with an interrupt routine which sends the midi ...
    bverstee bverstee April 2010 Hardware
  • The history of ESXDOS, the DivMMC and the DivMMC EnJOY![img]http://benophetinternet.nl/hobby/divmmc_history/1%20esxdos.jpg[/img] These are the stories behind esxDOS, the most popular operating system e…

    ... /> - buffers for sectors/debugger screen corruption
    - just got ... allowed him to quickly test the ROM.
    This was invaluable ... and optimized the FAT seek routine (which was hard work), ... support of the ZX Spectrum 128K (‘toastrack’).
    Until now ...
    bverstee bverstee October 2015 Hardware
  • What's the RAND USR code for the test screen?And what versions of hardware does it work on? Ta!

    ... were tied to the 128K ROM and even less likely to ... " routine in the spare space but I thought that the test screen was ... other ROM.

    Even Amstrad could not get excited about 128K ... ideas into a debugged Spectrum 128K ROM but just could not be ...
    Geoff Geoff January 2006 Sinclair Basic
  • Custom SAVE Routine work on emulators?Hi, I'm developing a SAVE routine derived from the one present in ROM 48K, and I'm trying to get it work on several emulators (X128, Spectaculator, …

    Thanks, Dunny, with Spin my routine finally works successfully! However, ... code within SDV2 ROM and test if the routine is trapped by ... routine, fast and only one block, plus an instant loading screen ... in memory (16K, 48K, 128K depending on emulated model and ...
    worldxxisoft worldxxisoft October 2008 Emulators
  • New Utility to Transfer Z80 Snapshot to +3 DiskSince getting a Gotek for my +3 it has been my go to machine. The biggest downside however is the lack of older games on disk format with pretty much…

    ... banks and includes the patched ROM routine):

    1) Loader code ... 't work.

    My test 128k Z80 snapshots were Daley Thompson ... /> 2: @22511 (bottom right of screen pixel area)
    3: @23296 ...
    TomD TomD May 2019 Development
  • Smooth Screen Scrolling RoutineHi everyone, this is a follow up to the thread on smooth screen scrolling. As promised here is the code for the routine. It's pretty long and fairl…

    ... to the thread on smooth screen scrolling.

    ... first column
    ;HL=screen addr.
    ;DE=address ...
    EX DE,HL ;DE = SCREEN ADDRESS AGAIN

    SKIPB ...



    * This routine shifts tiles into 4 positions ...
    dmsmith dmsmith September 2004 Development
  • ANNOUNCE: BASin r14 is up. New SCREEN$ paintbox included.Hi all, Well, I can't sit on this any longer - so I've released it. Let's all get a good testing session going, eh? You can get the new BASin [url=…

    ... The big news is the SCREEN$ paintbox. It's now in ... (Daren Pearcy)
    Added - The SCREEN$ paintbox tool. It's basically ... recent inclusion of 128k keywords, the printing routine didn't display ... -> Floating point conversion routine which caused all sorts of ...
    Dunny Dunny February 2008 Emulators
  • Spectranet updateWell, I've not put an update in here for too long, so here's a summary of what's been developing ... * A snapshot manager module. Basically, you can…

    ... library, such as a resolver routine (gethostbyname, to convert a ... for the z88dk.
    * ROM module management system, so new ... modules)
    * Configuration module in ROM.
    * Support for TCP ... colour and whether the 128K alternate screen is in use.
    Winston Winston February 2010 Hardware
  • Rom Routines list ?Exist some document that show detailled the routines on the spectrum ROM ? Ad for the Spectrum +3 ? are they the same or exist more ? Example i was …

    ... the routines on the spectrum ROM ?
    Ad for the ... Example i was watching the Rom routine called [B]PLOT-SUB[/B ... pop bc

    This routine is the same that in ... ]. But what is the routine to handle a DRAW ?< ... see the point on teh screen !

    So ...
    arfgh arfgh June 2010 Sinclair Basic
  • ZX Spectrum 128K pink screen!?I have a problem with my ZX Spectrum 128K, when I connect one off those Retro Computer Shack RGB scart cable. I get a the start up screen, but the wh…

    ... problem with my ZX Spectrum 128K, when I connect one off ... get a the start up screen, but the white color is ... with a cable for the 128k, I also get this pick ...
    Reinier Reinier March 2014 Hardware
  • Help with 128k greyHello friends, need some help here on try fixing a +2 grey spectrum128. To keep it short, opened the case and the voltage regulator was missing, the …

    ... with a new one, the rom chip also was gone so ... and other with Paul farrow test program.) going down the line ... eprom fitted and... "lower" ram test passed. Then an error on ... 5 showed up on the test screen. That should suggest an ic ...
    Pluto63 Pluto63 October 2014 Hardware
  • ZX rom type detectionHere is routine for fast detection of zx rom / computer model. [URL="http://velesoft.speccy.cz/other/ZXROMDETECT.zip"]http://velesoft.speccy.cz/othe…

    ... is small routine for detect zx rom type from 48basic rom.
    ... it's not Spectrum48 rom...
    Next test detect +2A/+3 models ... test detect ZX128 and all +2 roms at address (#09AC).
    Routine ... or B=255 for unknown rom. Routine is small, but detection will ...
    velesoft velesoft January 2015 Sinclair Miscellaneous
  • 128k Paging a tile routine to a double bufferHi happy new year all :) Does anyone have an example of how to page a routine to the screen ie a tile routine? Thanks :)

    Hi happy new year all :)

    Does anyone have an example of how to page a routine to the screen ie a tile routine?

    Thanks :)
    alienbanana alienbanana December 2015 Development
  • bizarre error on a grey ZX Spectrum+2 - the long search for a small problemHi, I got a ZX Spectrum+2 that worked a bit but crashed while loading or running 128k games. I installed a 128k-test-ROM that told me about RAM fa…

    ... loading or running 128k games. I installed a 128k-test-ROM that told me ... all seem to work. The 128k test ROM did not find any error ... shortly after showing the start screen. I was confused and did ...
    ingo ingo November 2016 Hardware
  • A Neat Redefine Keys RoutinePreviously, I’ve only shared this routine with a couple of people via PM, but I’ve now decided to make it public. I optimized it for size, so it uses…

    ... [code]
    ;Redefine Keys routine
    ;By Ast A. Moore ... inside ROM routine BORDER ($2294)
    call 3503 ;clear screen, ... br /> ;A crude debounce routine to prevent
    ;registering ... br /> call $3b5 ;ROM beeper routine
    pop ix ...
    Ast_A_Moore Ast_A_Moore October 2017 Development
  • Textured Scanline Flood Fill for ZX Spectrum 48KPity that it's quite hard to contribute code to WoS in a straightforward manner. Recently, I have created a textured/hatched fill M/C routine for the…

    ... textured/hatched fill M/C routine for the ZX Spectrum 48K ... Leave some space for shadow screen buffer
    20 GO SUB ...
    Volker Volker February 2021 Software
<1234567…34>

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128k 16.7K 25K
test 14.3K 19.1K
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Related Threads

  • Screen$ command, ROM routineHi All,<br /> <br /> Does anyone know which ROM routine to call for the Screen$ command (and/or the ATTR command)? Any comments on how well it works…
  • NMI Routine and Restarts in a new 128K ROMI'm presently engaged in creating AGD 5 with the intention of making it a pair of 16K ROMs for the 128K/+2. I'm fairly sure that the vast majority o…
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  • simple z80 rom for test my emulatorHi there!<br /> Does anyone here have a very simple rom(in Z80 format) for testing my emulator. I need a very simple one that implements few opcodes …
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  • Smooth Screen Scrolling RoutineHi everyone, this is a follow up to the thread on smooth screen scrolling.<br /> <br /> As promised here is the code for the routine.<br /> <br /> It…
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