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<1…78910111213…34>
  • Z80 'EXX' ConfusionI was working on a little Z80 routine last evening, and, having run out of registers, resorted to sticking one of the values into a memory location a…

    ... was working on a little Z80 routine last evening, and, having ... instead (something in my short Z80 life, I've not tried ...
    RoseCotton RoseCotton November 2009 Development
  • issue 2 sound /loading problemsHello im a newbie to the forum ..have owned spectrums for years..I have a issue 2 board in a dk tronics keyboard that i purchased off of ebay..works …

    ... ebay..works fine but the sound is very quiet and you ... but you cant hear the sound..
    kenny.tigger kenny.tigger December 2009 Hardware
  • Amplifying the sound from an MD playerI came across a similar topic before in which someone explained how it could be done, but I can't find it, so here goes: the sound from my MD player …

    ... it, so here goes: the sound from my MD player is ... simplest way of boosting the sound that doesn't involve building ...
    Spector Spector December 2009 Sinclair Miscellaneous
  • What Z80 development tools do you use? What books?Hi. I've been meaning to do it for over 25 years, but.. better late than never :) I'm starting to learn machine code and am trying to get a developme…

    ... ://retrospec.sgn.net/game/z80asm"]Z80 PC Assembler or z80asm[/URL ... the best books for learning Z80... I'm currently using Toni ...
    xyzzy xyzzy December 2009 Development
  • need help with +3 sound mod..well my friend has been doing the mod.. and well informed me the info / instructions aren't 100% there.. basically the matrix of cap's / resisters i…

    ... .secarica.ro/html/plus3_hardware.html#sound[/url]

    I contacted ...
    fog fog January 2010 Hardware
  • Sound Basic 1.7Hi, I'm new here, anyone heard of Sound Basic 1.7 for Spectrum 48 ? The program can be found from WoS, it contains a manual/instructions/demos in t…

    ... new here, anyone heard of Sound Basic 1.7 for Spectrum ...
    jp48 jp48 February 2010 Sinclair Basic
  • Spectrum Loading SoundI have been contacted by someone who wants to use the sound of a ZX Spectrum in a movie. I doubt he means the minor clicks from the rubber keyboard,…

    ... who wants to use the sound of a ZX Spectrum in ...
    rwap rwap February 2010 Sinclair Miscellaneous
  • DK Tronics Sound DesignerI have just spotted this one on ebay - is it one of the DK Tronics sound interfaces already in the archive, or something else? [url]http://cgi.ebay.c…

    ... one of the DK Tronics sound interfaces already in the archive ... .ebay.co.uk/DK-TRONICS-SOUND-DESIGNER-AND-INTERFACE-FOR-ZX ...
    rwap rwap February 2010 Hardware
  • Audio Output Filtering in EmulatorsI am messing around with various beeper-related code at the moment and have a question related to the audio output from emulators... I've written s…

    ... /> Creating the same sounds in z80 asm running on SpecEmu or ... audio output to make them sound non-horrible? If so, what ...
    ccowley ccowley March 2010 Emulators
  • Video & Sound replay recordingHi guys, Earlier I recorded an animated GIF via SPIN no prob, but recently I wanted to record video + sound and... Most emuls just ignore my video s…

    ... I wanted to record video + sound and... Most emuls just ignore ...
    NRA NRA May 2010 Emulators
  • z80 emulator with converter ?Hi i am finding the old z80 emulator v2 or v3, dont remember. Some of these versions have the snapshopt to 1.45 converter that allows us to conver t…

    ... /> i am finding the old z80 emulator v2 or v3, dont ... reasson is to use the z80 snapshot loader in the spectrum ...
    arfgh arfgh May 2010 Sinclair Miscellaneous
  • Damaged sound-output of the spectrum +3Hallo folks, a few days ago I got a Spectrum 128 + 3, but there might be problems with the sound-output. For comparison I have got a Spectrum 128 + …

    ... might be problems with the sound-output.
    For comparison I ... game Gyroscope.

    The sound of the +2 is pure ... soft.
    By contrast, the sound of the +3 is about ...
    DerSchatten DerSchatten June 2010 Hardware
  • games with turbo sound injust been listen to some turbo sound music for the first time and my god its awesome so i wanted to know is there any games that uses turbo sound ???

    just been listen to some turbo sound music for the first time and my god its awesome so i wanted to know is there any games that uses turbo sound ???
    morcar morcar August 2010 Games
  • Z80 Machine Code Question...Hi Folks, I know not strictly a BASIC question but I have started to learn Z80 machine code - 25 years too late! :smile: I have been reading a book…

    ... I have started to learn Z80 machine code - 25 years too ...
    Paddy Coleman Paddy Coleman 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…

    ... />
    Well my exploration of Z80 MCODE continues apace! I am ...
    Paddy Coleman Paddy Coleman August 2010 Sinclair Basic
  • How to convert TAP to Z80?Hello there! I don't know English language very well, but I need help from you( I want to play ZX-Spectrum games at my Samsug Star mobile phone. I d…

    ... ] , but it can play only Z80 tape images. How I can ... filetypes (TAP, TZX etc.) to Z80? Help me please :cry:
    ZX_Lost_Soul ZX_Lost_Soul September 2010 Sinclair Miscellaneous
  • Broken keyboard due to broken ULARecalling csmith's thread about dead ULAs, a thread appeared in the Zonadepruebas (Spanish) forum regarding... a dead ULA, but only a partially dead …

    ... did it have problems generating sound or changing the colour ... sufficiently strong so that the Z80 could read it across ... the data bus on the Z80 side (the data bus ... of signals that the Z80 makes when it wants ... transistor on top of the Z80) but I prefer to ...
    Winston Winston October 2010 Hardware
  • Bell sound with PLAY command?Hi Folks, I am no musician so I was hoping someone could give me a PLAY command that would sound like a bell on the Spectrum. A bell that sounds li…

    Hi Folks,

    I am no musician so I was hoping someone could give me a PLAY command that would sound like a bell on the Spectrum. A bell that sounds like "Ding" if that makes sense.

    Many thanks

    Paddy
    Paddy Coleman Paddy Coleman November 2010 Sinclair Basic
  • Pictures of your development setupJust thought it would a good idea to have a thread to show pictures of your Spectrum development room or office. Here are some snaps of my setup... …

    ... clear state of the art sound output from the +3:

    My collection of Z80 and Spectrum reference books:
    ASM ASM November 2010 Development
  • Z80 Based Laptop[url]http://www.retroleum.co.uk/electronics-articles/previous/the-v4z80p-a-z80-based-laptop/[/url]

    [url]http://www.retroleum.co.uk/electronics-articles/previous/the-v4z80p-a-z80-based-laptop/[/url]
    Alarm Alarm November 2010 Hardware
  • 48k SoundHi All Been here before but still not happy with my 48k sound/beep volume. I seem to recall with my original 48k Spectrum all those years ago that…

    ... not happy with my 48k sound/beep volume.

    I ... />
    I really believe the sound should be better than having ...
    Chris A Chris A November 2010 Hardware
  • What to get for Sound tracker?I'm quite new to world of Spectrum, so need little advice what to buy. I want to make some good AY noises with program called Sound Tracker. Not mu…

    ... AY noises with program called Sound Tracker.
    Not much of ...
    rebb rebb November 2010 Hardware
  • ZX Spectrum - seems to work but no soundHi, I bought a box of spectrum bits recently - which included a 48k rubber version. It seems to work - and I can load games... but I am getting no …

    ... ... but I am getting no sound....

    Is this likely ...
    scribbleuk scribbleuk November 2010 Hardware
  • Any good sound program for Spectrum?I need a recommendation. I don't mean an utility for creating music, but for creating digital sound samples. Is there any PC cross-development util…

    ... music, but for creating digital sound samples.

    Is there ... one I know which reads sound input to EAR port, which ... easier way to add a sound sample to your code written ...
    Ralf Ralf December 2010 Development
  • Two-resistor fix for +3 sound distortionOver at Zonadepruebas, mcleod_ideafix has done a circuit analysis of our favorite distorted sound output: the issue 1 +3 AY chip sound output, and fr…

    ... analysis of our favorite distorted sound output: the issue 1 +3 ... AY chip sound output, and from this analysis ... amplifier circuitry for the AY sound output, which means the AY ... .secarica.ro/html/plus3_hardware.html#sound[/url]

    The fix ...
    Winston Winston December 2010 Hardware
  • Fuse for Mac OS X 1.0.0 ReleasedA new version of Fuse for Mac OS X has been released at the dedicated sourceforge project and shortly here on WoS: [url]http://sourceforge.net/proje…

    ... Meunier).
    [*] Allow sound to run from 2% speed ... interfaces that use the 128K sound ports (Fredrick Meunier).
    ... "TV speaker" or "beeper"-style sound output (Fredrick Meunier).
    [*] ... thanks, Simon Owen).
    [*] Z80 NMI should take some time ...
    Fred Fred December 2010 Emulators
  • Spectrum +3' AY sound issuesHi everyone - first time poster. I just got a Spectrum +3 for Xmas, and I am over the moon at this - I used to write games which I have here on 3" d…

    ... resulted in a distorted buzzy sound, compared to the clear and ... ? Why did my friends +3 sound OK?

    Thanks, and ...
    dumpster dumpster December 2010 Hardware
  • 48k soundIv just had a 48k board arrive off Macc here on Wos ( Thank you Macc :-) ) Fired it up and all is good. Except Im getting sound from the little spea…

    ... is good. Except Im getting sound from the little speaker on ... Speccy. But should there be sound coming out of the Speccy ...
    Modge Modge January 2011 Hardware
  • General Sound support for Your new gamesWhile the Sea Dragon is still a fresh example, I would like to promote my help with making a General Sound support for any of a new incoming game. If…

    ... help with making a General Sound support for any of a ... it will benefit from extra sound card support, then please send ... advice about functionality of General Sound.

    Please don't ...
    moroz1999 moroz1999 January 2011 Development
  • Z80 Processor Interupt helpHi everyone, Currently designing a Z80 computer and i need a little help with these interupts. If i have an I/O device that sends a pulse to the int…

    ... ,

    Currently designing a Z80 computer and i need a ... pin what exactly does the Z80 do? Does it store the ...
    Robin Robin January 2011 Hardware
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