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Search Again :: Adv Search 1000 results in 0.029s
<1234567…34>
  • Amiga MOD on ZX SpectrumWell, there were several question about music matters on WOS lats times, so I decided to describe some of my 'adventures', heheh, with MOD playing on…

    ... table for volume and 6-bit samples from each channel. I decided ... /> 2 channels = 517 T = 6.7 kHz
    3 channels = 691 ...
    ld a,(bc) ; 6 bit sample
    lsbtbl:
    add ...
    Alcoholics Anonymous Alcoholics Anonymous April 2004 Sinclair Miscellaneous
  • Amiga MOD on ZX SpectrumWell, there were several question about music matters on WOS lats times, so I decided to describe some of my 'adventures', heheh, with MOD playing on…

    ... you could still play the samples one octave lower without sacrificing ... out any advantage playing 8 bit samples has over MQM's 4 ... br /> 2 channels = 464 T = 7.54 kHz
    3 channels ... /> ld a,(bc) ; 6 bit sample
    lsbtbl:
    add ...
    Alcoholics Anonymous Alcoholics Anonymous April 2004 Sinclair Miscellaneous
  • Timex Sinclair 2068Hi guys. This is my first post here, the first of many, I hope.. :) I have a Timex Sinclair 2068 but don?t know much about it. It was given as a gif…

    ... or a very clear 7-8 bit samples if the nonlinear nature ... is taken into account). Samples take up a lot ... They store only short samples of instruments which are ... tones. This way the samples take up less memory.< ... the cursor to "LOAD SAMPLES" (the one with the ...
    Alcoholics Anonymous Alcoholics Anonymous December 2006 Games
  • Question about digitized sound and videoI searched the forums and couldn't find the answer, so here it goes. Regarding digitized sound: I remember reading an article long ago about a vid…

    ... the ATARI ST that supplied 7-bit audio on the AY chip ... the MOD features 100% with 7-bit audio, but it might be ... ?
    [/quote]

    7- or 8-bit audio, no. But there ... and you pack two four-bit samples in a byte, this means ...
    Alcoholics Anonymous Alcoholics Anonymous February 2007 Development
  • playing sound samples from Boriel's zxbasic-compilerfirst of all, sorry if it sounds confusing if i'm posting this thread here instead instead of at Discussions:SinclarBasic it's because this is more …

    ... Fc) - 26.25
    ; Samples can use 0..L-2 ... 4)
    ld a,$10 ; ( 7)
    out ($fe),a ; (11 ... 4)
    ld (hl),a ; ( 7)
    dec bc ; ( 6)
    7-bit volume tables normally used for ...
    Alcoholics Anonymous Alcoholics Anonymous October 2011 Development
  • which zx-spectrum games uses 1bit sound samples?hi! I'm looking for zx-spectrum games using 1bit sound samples. Compairing with msx, which has far less games available than zx-spectrum, there are f…

    ... the start address of the samples, DE the number of ... bytes of samples (min 1, max 65281 ... byte containing four 2-bit samples (bit 7/6 high/low of first ... .co.uk/files/2-bit.sna"]http://princegaz.pwp. ... nop 4

    loop1c bit 7,c 8 45 cycles
    PrinceGaz PrinceGaz October 2011 Games
  • which zx-spectrum games uses 1bit sound samples?hi! I'm looking for zx-spectrum games using 1bit sound samples. Compairing with msx, which has far less games available than zx-spectrum, there are f…

    ... timing for the 4.7 bit resolution is good though with ... to squeeze two 4-bit samples in each byte (easily ... initial thoughts are that 4-bit samples (16 levels) combined ... br />
    For 2-bit samples, my code is probably preferable ... over 17 seconds at 7.3kHz.
    PrinceGaz PrinceGaz October 2011 Games
  • Another BUG play tapes, in ALL EMULATORs when press STOP1 FOR n=1 TO 20 : PRINT IN 254 : NEXT n : PRINT AT 0,0 : GOTO 1 RUN Type this simple code, load a TZX, pres PLAY, when ear input change between 191 …

    ... and 7 SD (samples of data).
    If the most of bit 6 ... bit = 0.
    3-. Capture 7 or 8 BSD (blocks of samples data ... )

    7 BSD or 8 BSD ... "7/7" more than 50% of samples can be wrong. without change 1 bit ...
    Z80user Z80user March 2012 Emulators
  • SWIV digitised speech as easter egg?I read in the permission from one of the authors of the game that the game had a "easter egg" with a speech from Aliens. I have never tried it myself…

    ... need to send a beeper bit every 1/8000 of ... the beeper as a 1 bit DAC -- it's either ... s easy to do four bit samples, simply by controlling a channel ... go up to 8 bits (7 has less harmonic distortion) ... volumes that can approximate a 7 bit dac output. There are ...
    Alcoholics Anonymous Alcoholics Anonymous November 2013 Games
  • Help with 1-bit sampled soundHi all, I've been sent over this way from the CPC Wiki forums as you guys may be able to help me more specifically with a programming query. Firstly…

    ... think it's storing 8-bit samples and choosing best playback for ... others) gets the full 8-bit samples. It's not too surprising ... that into two separate 4-bit samples can degrade the maximum sample ... channels that can allow 7 to 8-bit linear playback. This was ...
    Alcoholics Anonymous Alcoholics Anonymous March 2014 Development
  • Help with 1-bit sampled soundHi all, I've been sent over this way from the CPC Wiki forums as you guys may be able to help me more specifically with a programming query. Firstly…

    ... Each byte holds 2 x 7-bit values. Bits 3-5 ... a check for a high bit being set, which will ... per second, with two samples per byte, allowing reproduction ... since it's taking a 7-bit value and outputting 8 values ... than a pre-arranged 1-bit PDM datastream. So I ...
    joefish joefish March 2014 Development
  • Digitised speech using the AY chip?I remember reading somewhere that the AY chip could produce better quality digitised speech than the 48k sampling methods, is there any truth to this…

    ... true. You can do 4-bit samples straightforwardly as already mentioned. If ... can go as high as 7-bit quality but that's more ... .

    Song using 4-bit sampled instruments on AY:
    7-bit output on an msx with ...
    Alcoholics Anonymous Alcoholics Anonymous October 2014 Development
  • Digitised speech using the AY chip?I remember reading somewhere that the AY chip could produce better quality digitised speech than the 48k sampling methods, is there any truth to this…

    ... true. You can do 4-bit samples straightforwardly as already mentioned. If ... can go as high as 7-bit quality but that's more ... .

    Song using 4-bit sampled instruments on AY:
    7-bit output on an msx with ...
    The Starglider The Starglider October 2014 Development
  • Speccy Vs Amstrad CPC Vs C64I hope no one minds me posting this here as well as in the announcements section. I'll delete it if there is a problem. It's childish fun but can I …

    ... that era can play 4-bit samples. The c64 is slower ... tracker for playing 4-bit sampled music using sampled ... to be doing 6-bit(ish) but I can ... youtube.

    7/8-bit sampled music on the AY ... br />
    The extra bit precision comes from noticing that ...
    Alcoholics Anonymous Alcoholics Anonymous December 2014 Games
  • Speccy Vs Amstrad CPC Vs C64I hope no one minds me posting this here as well as in the announcements section. I'll delete it if there is a problem. It's childish fun but can I …

    ... that era can play 4-bit samples. The c64 is slower ... tracker for playing 4-bit sampled music using sampled ... of Vicious demo are 4bit samples?
    I'm ... "four channels of 8-bit samplerate, digi playback", so ... br />
    [QUOTE][7/8-bit sampled music on the AY ...
    Pegaz Pegaz December 2014 Games
  • Speccy Vs Amstrad CPC Vs C64I hope no one minds me posting this here as well as in the announcements section. I'll delete it if there is a problem. It's childish fun but can I …

    ... samples?
    [/quote]

    There is a mixture of 4-bit ... frequency content of the samples. The larger the ... the songs are 4-bit samples (I skipped around ... you can play 7 or 8-bit samples you can reproduce ... You can do 4-bit samples using the same sample ...
    Alcoholics Anonymous Alcoholics Anonymous December 2014 Games
  • Digitized videos and sounds projectAfter starting this thread [url]http://www.worldofspectrum.org/forums/showthread.php?t=14420[/url] I decided to start converting parts of clips and…

    ... source audio to digitized 1-bit speccy audio?

    bit or 7-bit audio in the ... ask if 1-bit, 4-bit or 7-bit conversion is desired, ... converted to 1-bit, 4-bit (ay) or 7-bit (ay) spectrum ... audio. 1-bit is ...
    zxbruno zxbruno January 2007 Sinclair Miscellaneous
  • 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…

    ... ) are rotated right 1-bit position. Bit 0 is copied to the ... Carry flag and also to bit 7. Bit 0 is the leastsignificant
    bit.

    They give an ... as follows:

    [CODE]Bit 7 6 5 4 3 2 ...
    Paddy Coleman Paddy Coleman August 2010 Sinclair Basic
  • 4164 refreshHi, I remember pondering the mystery of how 4164's seem to get properly refreshed when used as video memory, and half the answer has just popped up i…

    ... 's, one needing a 128 (7 bit) Cycle refresh and one needing ... a 256 (8 bit) cycle refresh.
    It seems ... VBLANK period is still a bit of a mystery.
    spodula spodula October 2011 Hardware
  • Problem with DIY Kempston Joystick InterfaceHello, Decided to try out Yarek's Kempston joystick interface: [img]http://8bit.yarek.pl/hardware/zx.joystick/kjschem.gif[/img] Having a few issues.…

    ... , also, how does the bit 7, bit 6, bit 5.... exactly work here?
    thomas3120 thomas3120 April 2013 Hardware
  • TIL: something about floating point numbersHere's something that had me scratching my head for a while until I figured out what was going on. In a BASIC program, floating point numbers are …

    ... /> [code]10 LET a=-5.7[/code]

    then ... - which is actually +5.7 (bit 7 of the second byte - the ... sign bit - is 0). But if ... as 83B6666666 - with the sign bit set as expected.
    < ... it was an interesting bit of trivia!
    SkoolKid SkoolKid June 2016 Sinclair Basic
  • RAD for SpeccyJust wanted to share a fine technique of rapid app development for ZX Spectrum in C. Programming without debugger is a pain. It comes down to needing…

    ... /> int addr = 0, bit = 0;
    environment.vmem_addr ... . clipping.
    int shifts = 7 - bit;

    // First ... br /> if (shifts + w > 7)
    {
    transfer = (byte ...
    tstih tstih January 2018 Development
  • [newbie warning :)] Spectrum +3 questionsHello all, Yes, I am a Speccy newbie [img]/__forums/images/smiles/icon_smile.gif[/img] My Spectrum +3 arrived today, and I already have a few questi…

    There is SQ Tracker which is far better than Soundtracker and then there is Sample Tracker which uses 4-bit samples...
    Mikie Mikie December 2001 Sinclair Miscellaneous
  • Need HLP with making MIA TZX from damaged tapesCan anybody help me and tell me the easiest way to transfer the games from tape to TZX. I tried with STL 2.00, making VOC and then using the voc2tzx …

    ... maketzx dos version. Only 8 bit samples are supported. I always use ...
    Fraser Fraser May 2003 MIA/STP/SDP
  • Huffman questionI'm pretty sure that the answer to my question is "no", but I just want a second opinion: Is it possible to somehow cram a Huffman decompressor + de…

    ... if I use a 8-bit table, I've only ~100 ... * ? I'll try a 7-bit or 6-bit table, though that will ...
    GOC GOC July 2003 Sinclair Miscellaneous
  • Huffman questionI'm pretty sure that the answer to my question is "no", but I just want a second opinion: Is it possible to somehow cram a Huffman decompressor + de…

    ... if I use a 8-bit table, I've only ~100 ... * ? I'll try a 7-bit or 6-bit table, though that will ...
    Alcoholics Anonymous Alcoholics Anonymous July 2003 Sinclair Miscellaneous
  • I just registered to ask one questionGive me 10 (or more reasons) about why is it exactly that it was better to have a Spectrum instead of a Commodore back in the eighties. And why do yo…

    ... being it is 4 bit samples rather than 1 bit ones (although it ...
    cyborg cyborg August 2003 Sinclair Miscellaneous
  • New SpeccyDo you think someone should go about creating a new spectrum computer? I'm talking about a spectrum compatible (not an emulator) with the capabiliti…

    ... are capable of playing 4-bit samples by fiddling with a ... component of the signal (the samples) proportional to the time ... is perfect for anti-aliasing samples.

    However, I ... They talk about achieving 6-bit samples but the effective bandwidth of ...
    Alcoholics Anonymous Alcoholics Anonymous October 2003 Sinclair Miscellaneous
<1234567…34>

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