World of Spectrum
  • Categories
  • Discussions
  • FAQ
  • Sign In
Home › Search
Title Search
@title beer Word 'beer' in title
User Search
  • @user admin Only posts by Admin
Text Search
  • @body beer Word 'beer' in the text
Phrase Search
"Hello World" Exact phrase match
Exclude Terms
  • car -red Search cars that are not red
"Or" Searches
  • honda | bmw 'honda' or 'bmw' results
Multi-Field
@(title,body) hello Both contain 'hello'
WildCard
  • hond* civ* Match all with an astrix
Combination
  • @title bmw @user admin
See more supported syntax examples
Search Again :: Adv Search 1000 results in 0.122s
<1…14151617181920…34>
  • How would I turn memory paging on/off in Assembler?Sorry for the noob question. It's perfectly ok to do OUT 32765,48 in BASIC to turn memory paging off. But how do you do it in assembly language? I kn…

    ... to do OUT 32765,48 in BASIC to turn memory paging ... how do you do it in assembly language? I know there ... 's an OUT in assembly and it's like ... takes one byte as the port number ?
    ivanb303 ivanb303 January 2018 Development
  • Manic Miner port for VIC-20Hi, I recently completed a port of Manic Miner to the 16k VIC-20. Here's a video playthrough: https://www.youtube.com/watch?v=5mq4n40TOpc I att…

    ... ,
    I recently completed a port of Manic Miner to the ... />
    Apologies if this is in the wrong category!
    Kweepa Kweepa January 2018 Software
  • Unexpected issue with +3DOS port of Pro BMX SimulatorI'm continuing to port my tape-based games to 3-inch disk (you may have noticed my previous post about PSSST!). Today I started on Pro BMX Simula…

    I'm continuing to port my tape-based games ... code disk loader to load in the program code and ... game now runs properly in both 128k and 48k ... find any reference to this in the user guide: just ... being used for temporary storage in COPY operations.

    ...
    Georgeo Georgeo March 2018 Development
  • Parallel to serial z80 i/o portI have an Opus Discovery and an Alphacom 32 printer. I want to see if I can make a cable that will use the Opus Parallel printer port. The question i…

    ... use the Opus Parallel printer port. The question is how to ... pins to the Opus printer port pins...

    Below is ... ?)

    Note: I assume in the Alphacom 32 document snippet ... they state "...the data is in Register A..." this is the ...
    hedge hedge April 2018 Hardware
  • About Elite, a most surprising port and a challenge if someone is interestedHi to all, how are you this fine day? As you all know, Elite was one of the biggest games ever created, and a brutal technical achievement in the …

    ... and a brutal technical achievement in the ZXS. Throughout my life ... countless versions of this game in multiple platforms and the ... such as Oolite, already mentioned in another thread.

    ... full open source (afaik) 95% port of the classical one with ...
    alban lusitanae alban lusitanae October 2018 Chit chat
  • Tumblepop portHi all Tumblepop is one of my all-time arcade favourites, so a Spectrum port would be great. In fact some time ago I started to work in the stages…

    ... , so a Spectrum port would be great. In fact some time ago ... I started to work in the stages backgrounds, so I ... 'm sharing them here just in case anyone can be interested ...
    oblo oblo December 2018 New game ideas
  • Dead Links (404 Not found) on Automata 10 Pack Volume One and Two e.g. for Pi in the sky Dead Link (404 Not found) on Automata 10 Pack Volume One http://www.worldofspectrum.org/infoseekid.cgi?id=0011443 and Automata 10 Pack Volume Two…

    ... />
    e.g.:
    Pi in the Sky = https://www.worldofspectrum ... Server at www.worldofspectrum.org Port 443

    Also ... scr/PiInTheSky.scr

    In-game screen:
    https://www ... .org/pub/sinclair/screens/in-game/p/PiInTheSky.gif
    Luzie Luzie September 2019 WoS/Forum Issues
  • RS232 - built-in vs. Interface 1Hello all. After some advice, and I figured someone here would probably be able to help. I'm the owner of a (grey case) Spectrum +2, and I'm keen …

    ... +2 has a built-in RS232 port, but as far as ... more standard than the built-in port, and supports different data ... rather better than the built-in port. I haven't done ... best to use the built-in port or the IF1? Also, ... is the IF1 RS232 port useable in 128K mode? I've ...
    Journeyman Journeyman May 2020 Hardware
  • why am i getting b integer out of range in this code?ive tried running this in spin but thats what i get [code]main org 40000; ; We want a black screen. ld a,71 ; white ink (7) on black paper (0…

    ive tried running this in spin but thats what ... /> and 15 ; want vertical in range 0 to 15.
    and 31 ; want horizontal in range 0 to 31.
    port 2.
    in a,(c) ; see ... pointer through the ROM (held in seed), returning
    ; the ...
    digital digital June 2020 Assembler
  • Spectrum in a BoxI had a Spectrum+ sitting around for quite some time collecting dust. The case wasn't much to look at, and the keyboard was already missing two keys.…

    ... Additionally it provides a joystick port (joystick actions get translated ... yellow and red LEDs in the Spectrum logo at the ... - the emulation daemon uses this port
    - keyboard - key ... Spectrum via this port
    - Interface 1 serial port

    xelalex xelalex August 2020 Hardware
  • Mini Spectrum +2Hi, I've just missed out by 53p on a Spectrum +2 which was chop sawed to make it a Mini Spectrum +2: https://www.ebay.co.uk/itm/Grey-Spectrum-Plus-2…

    ... if the sound port can be used as Ear and Mic.
    in spares or repair condition then ...
    lynn3686 lynn3686 December 2020 Hardware
  • Wanted: Game testers for Spectrum to Microsoft Excel portSo there I was one day at work, filling in spreadsheets in Microsoft Excel as usual when I idly thought, "Hey, if I made the cells small enough, they…

    ... day at work, filling in spreadsheets in Microsoft Excel as usual when ... game programming platform so the port is quite, er, 'fragile'. I ... the game for testing sometime in the next couple of weeks ...
    LevelUp LevelUp March 2022 Games
  • Interface for PC ZXSee last entry of former TOPIC. I'm working on the interface. Info about it on MISCELLANEOUS Author: Arjun (---.bng.vsnl.net.in) Date: 08-13-01 …

    ... guess. The LTP is slow in any circumstance.
    The ... this can be acheived in very much the same ... a line out and no ear.
    However this is ... reading data from your chosen port. I can only foresee ... extra overheads.

    In short a file transfer client ...
    cyborg cyborg November 2001 Games
  • Original rubber key 48k'sThis question is to some point academic; But i seem to remeber the original 48k Rubber Keys Speccy came in versions 1,2 & 3! (way back when, occasi…

    ... to blow up
    in response to sudden voltage fluctuations ... input port also reads in a value from the EAR socket ... result is that the EAR bit now floats until ... is nearer the expansion port and appears as a ... through the rear expansion port when you turn the ...
    Mike Jeanes Mike Jeanes July 2001 Sinclair Miscellaneous
  • WANTED: tape replacement for +2?Any tape replacement possible for a +2? My +2 works wonderfully but the incorporated datacorder is simply worn out and won't load ANYTHING. Dirty sig…

    Bit 6 of IN-port FE is the ear input bit. The ... value read from this port is ... as read by an IN from port FE. The difference between ... of high output level on port 254:

    ... the keyboard and a joystick port (e.g. Kempston), ...
    Dr BEEP Dr BEEP November 2001 Sales
  • Now here's an idea...I don't know if anyone's thought of this before, if they have then I ain't heard of it. How about putting all the electronics required for a kickass …

    ... that or stick a GBA in there with a TV adapter ... the access port on the casing normally reserved for ear). RGB output ...
    AndyHerbert AndyHerbert July 2002 Emulators
  • My own Home Computer It's true. My company are planning to build a new Home Computer. It will use a Z80 CPU running at 6mhz, 128k Ram and will run all Spectrum and ZX81 …

    ... - if reset EPROM is in place, else ports 7FFD and ... which portion of RAM00 is in place.
    It ... colour mode (4x320x200x256 quarters in each chip with a ... ear/mic being for tape. Also stereo TV output.
    MIDI port ...
    cyborg cyborg October 2002 Sinclair Miscellaneous
  • basil the great mouse detectivehello i have a small problem with this game.when i have completed level 1,spectaculator 6.0 tries to find level 2.it find it,but it does not load it…

    ... />
    Given that the EAR bit on port $FE can be either ... *should* we be emulating it? In a TZX, you can only ... stream the bits in and flip when you reach ... TZX block should have the EAR bit set to low when ...
    Dunny Dunny March 2004 MIA/STP/SDP
  • basil the great mouse detectivehello i have a small problem with this game.when i have completed level 1,spectaculator 6.0 tries to find level 2.it find it,but it does not load it…

    ... this is implemented as ear=1 and ear=0 respectively or the ... an option whether 'low' on EAR is 0 or 1 :o ... ]
    Given that the EAR bit on port $FE can be either ... not implement this 'pause' feature in the right way.
    Mikie Mikie March 2004 MIA/STP/SDP
  • CHROME: a new ZX model! :)Probably You know already about 'last days news', but well... ;) Such informations are so important that I'll put it here: here is a news about n…

    ... via jumper or i/o port

    >For what ... have any ear/mic ports)?
    --------
    Yes, tape in/out works ... ? (for instance: is it possible in games to
    >press ...
    Yerz Yerz April 2004 Sinclair Miscellaneous
  • COVOX works?My Sprinter "simulates" a COVOX soundcard at port 4Fh, but I don't know how to use it! Can anyone explain to me the process of programming it? (To be…

    ... sounds by sending values to port where COVOX is sitting...< ... 1 to bit 4 at port 254
    wait a ... 0 to bit 4 at port 254
    wait a ... covox:
    write 128 to port where is covox
    wait ... linear scale but human ear recognize sound in logaritmic way (or ...
    Fikee Fikee May 2004 Development
  • Spectrum programmingI have a Spectrum+ at home. I tried to write some programs in BASIC (IIRC i wrote a breakout clone in which you had to hit those spider-like characte…

    ... know how things are arranged in spectrum. F.e. where ... is obvious (each bit in the byte representing a pixel ... used?[/quote]

    Via port FE, I cannot recall the ... bit 3 and 4 (for ear and mic) as bits 0 ... bits at a certain frequency in order to produce a ...
    cyborg cyborg January 2005 Development
  • IN Port FE bit 6 confusionI know I've got this wrong. Tapes load fine but it all feels messy. Currently my emulator does this: Sets bit 6 of the result to 0. If (and only if…

    ... /> You are treating all port reads with bit 0 as ... if they're reading from port FE?
    [/quote]
    ... only make this check for port FE.

    Well ... from port +7FFE
    IN A,(+FE) i.e. BREAK and EAR< ... based on EAR everytime there is an IN from FE ...
    Unique Unique March 2005 Emulators
  • IN Port FE bit 6 confusionI know I've got this wrong. Tapes load fine but it all feels messy. Currently my emulator does this: Sets bit 6 of the result to 0. If (and only if…

    ... /reset based on EAR everytime there is an IN from FE no ... /> [/quote]

    No bits in the high byte of the ... provides the result for all port reads with bit 0 of ... bit 6 of all ULA port reads. With no tape input ...
    Woody Woody March 2005 Emulators
  • TZX formatQuick question: What is the current pulse level at the start of a TZX file? Difficult question: Why does the format say that the final pulse shoul…

    ... 1 memory contentions occurring in the ROM code between ... applies to tape timings in general: we usually desume ... machine code routines, but in fact these values float ... writing to the MIC port but we don't ... impulse response of the EAR circuitry which can be ...
    Luca Luca March 2005 Development
  • Investronica Inves Spectrum +Hi, Has anyone here ever heard of the Investronica Inves Spectrum +? This site [url="http://www.silicium.org/uk/sinclair/inves.htm"]http://www.sili…

    ... . The components were disposed in a different way, nothing ... with the original PCBs used in Sinclair Spectrum + computers. ... Between the EAR/MIC connectors and the expansion port there's ... the only difference consisting in having the messages in Spanish.
    ...
    na_th_an na_th_an June 2005 Sinclair Miscellaneous
  • Investronica Inves Spectrum +Hi, Has anyone here ever heard of the Investronica Inves Spectrum +? This site [url="http://www.silicium.org/uk/sinclair/inves.htm"]http://www.sili…

    There's some more info (in spanish) in the news:

    [url ... /> Addresses ending in #FE form a mask applied to ULA port #FE ... , so if you write a 0 in those ... to the port. The ULA may also mix both EAR and MIC ...
    Metalbrain Metalbrain June 2005 Sinclair Miscellaneous
  • Emulation Feedback** Extended RTM sessions could over-tax the CPU.

    ... from IN $FE, that variable is used to build the EAR ... the state of the line in on your soundcard every ... the signal coming in to the EAR bit of port $FE.
    ... far each from other even in Spin.
    [/quote]
    ... it wrong. You're in no position to tell me ...
    Dunny Dunny October 2005 Emulators
  • Speccy + issues?There was a topic somewhere regarding the different issues of the Spectrum keyboard and how it had some subtle effects on programs. Just wondering …

    ... in version of ULA chip and some voltage levels by detecting EAR ... input - it is on same 8-bit port as ... it expects some values on port 254, and it came not ...
    piters piters November 2005 Hardware
  • How to speed up TZX loading (emu development)With many newer emulators there are options to do faster loading schemes, even for turbo-loader or protected loader blocks in TZX files. For example,…

    ... by far the most time in a loader is spent waiting ... to appear on the EAR bit of port $FE. In the main, loaders ... . When the status of the EAR bit changes, the size of ...
    Dunny Dunny May 2006 Emulators
<1…14151617181920…34>

Latest Posts

  • I am currently watching.....
    Paradigm Shifter on 12:49AM
  • New video about S-video modification on Issue two 48K Spectrum.
    Renegade on April 21
  • Fixed Speccy Software. And which games remained unfixed?
    John Elliott on April 21
  • Happy 40th Birthday to the Amstrad CPC464!
    rich_chandler on April 21
  • Another Birthday! The Game Boy Is 35!
    mel the bell on April 21
  • European Software Titles with an English version
    harriusherbartio on April 21
  • Elusive Strategy Games done by the Smaller or less Prolific Software Houses.
    harriusherbartio on April 21
  • 1992 Spectrum Software
    harriusherbartio on April 21
  • +3 Disk drive motor
    AndyC on April 21
  • Celebrity deaths...
    mel the bell on April 20

HitBox

Word Docs Hits
ear 2.4K 3K
port 10.1K 15.4K
in 401.9K 810.5K
65533 70 181

Related Threads

  • Glad to see the ZX Spectrum is in the Science Museum in London.About time too! Last tiem I looked there was just the ZX-80 but the Spectrum is in there now too, alongside a pong-clone and a Vic-20.
  • have a speccy program not in the archive or in MIAIntermediated Maths 2 for the 48K!!
  • can I ear the loading sound while loadind a .tzx in zx 32?can I ear the loading sound while loadind a .tzx in zx 32?<br /> <br /> if so please tell me how<br /> <br /> tanx
  • New remake in progress - play in browser[url="http://www.multiedge-net.co.uk/wally"]http://www.multiedge-net.co.uk/wally[/url]<br /> <br /> Play it in your web browser; no nasty downloads (…
  • IN Port FE bit 6 confusionI know I've got this wrong. Tapes load fine but it all feels messy.<br /> <br /> Currently my emulator does this:<br /> <br /> Sets bit 6 of the resu…
  • Speccy mentions in the general media in modern timesHas the speccy been mentioned or appeared or both on TV on much later computer games in recent times.<br /> <br /> "Worms World Party" has a ZX spect…
  • help me identify this TYPE-IN for the Spectrum back in '83I've had an amazing time downloading some of the type-ins on this site and bring back lots of fantastic memories (I can still remember typing in Stas…
  • Back In Time Lite / RV Mini September 2005 in MANCHESTER!well, the show is looking bloody great! Mark Knight, Ben Daglish, Rob Hubbard . . . and a live set from Mark Hibbett (Hey Hey 16K) . . . + an RV, sho…
  • IN command in BASIC to read keyboardThis weekend on a Sinclair meeting we had some BASIC-games using IN to control the character. The maker of the game assumed that the result of an IN …
  • Spin / Emuzwin and reading keys with IN in BasicIt's just a bit of a quirk I've found really, but here goes...<br /> <br /> Some of the Basic programes and games I've encountered lately , use IN to…

Related Searches

  • writing music in basic
  • play in basic
  • play command in basic
  • unable to log in
  • port usage
  • print a char in asm
  • port 9f
  • lost in my spectrum
  • rabbit in nightmareland
  • books in pdf format
  • hello world in assembler
  • circle in asm
  • kempston port read in 31
  • ear port in
  • ear port in ay
  • ear port in 49149
  • read tape in port
  • port 254 mic ear
  • 65533 port
  • ear in bit 6

Copyright © 2024 World of Spectrum