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Z80 sound enginesI'm looking for a decent sound engine to use in a Z80 program I'm writing, but I've no idea which is the best/fastest/easiest to use. I could do wit…
... stops.
For AY 'best' is not fast, and ... less time you allocate each interrupt, the quieter and fartier ... sound. Whereas for an AY tune, you just feed ... 24 to go to port OUT 254) for tones, or ... half of time spend in ay driver.[/QUOTE]
z88dk sticky?I've just tried to PM Alcoholics Anonymous and couldn't because "Alcoholics Anonymous has exceeded their stored private messages quota and cannot acc…
[QUOTE=AY Chip;594698]AA, I just ... see if I can clear out some messages in the next ... . Push corresponds to interrupt driven keypresses where an interrupt routine sends characters ... have to figure that one out.
* possibility of proportional ...BorderTron 3000A little bit of speccy-related fun for a Friday afternoon... I've knocked together a program for Windows which I've called Bordertron 3000 (a suitabl…
... pretty sure an IM2 AY player would completely ... be moved inside the interrupt routine, rather than outside ... NOPs until the next interrupt, so depending on ... music player takes, the interrupt can be triggered 0 ... be one character out on one frame out of four. ...Games that could be better off with a 7MHz CPUI've just reviewed Kung Fu Master for the Spectrum, as I remember it as a very poor conversion from the arcade. Then it just ocurred to me to raise t…
... 21Mhz. Stuff that uses the interrupt to deal with timing will ... . The giveaway is if interrupt-driven AY music still sounds normal at ... wait for Guesser to sort out the mailing list first though ...Games that could be better off with a 7MHz CPUI've just reviewed Kung Fu Master for the Spectrum, as I remember it as a very poor conversion from the arcade. Then it just ocurred to me to raise t…
... 21Mhz. Stuff that uses the interrupt to deal with timing will ... . The giveaway is if interrupt-driven AY music still sounds normal at ... wait for Guesser to sort out the mailing list first though ... the frequency of the CPU interrupt generated by the video circuitry ...Under development: CattivikHey there I started making a new game "Cattivik" based on the cartoon character invented by Italian cartoonist Bonvi [url]http://www.youtube.com/wa…
... memory for a custom interrupt routine to play AY music, which I ... disabled.
Crapbert uses AY music which is 128k only ... I could use to write AY music (assuming that it can ... again i might be completely out of track having no understanding ...Just a curiosity of mixing synth with samplesThis is really a proof of concept, I made for the idea of playing simultaneously two ZX Spectrum computers, where one is playing chiptune music and t…
... SampleTracker player has its own interrupt routine, so that would have ... all CPU time... if the interrupt routine takes too long, it ... and Nyantro, storing the raw AY data stream for the entire ... clock speeds) wouldn't drift out of sync. The code on ...Just a curiosity of mixing synth with samplesThis is really a proof of concept, I made for the idea of playing simultaneously two ZX Spectrum computers, where one is playing chiptune music and t…
... SampleTracker player has its own interrupt routine, so that would ... CPU time... if the interrupt routine takes too long, ... Nyantro, storing the raw AY data stream for the ... speeds) wouldn't drift out of sync. The code ... same models, like ZX48+AY and if we're ...Rainbow Chaos(I so want to call this Law of Chaos to pun on lords) Anyway. Dunno if I'll make this. But if I don't /someone/ will want to. It's just too good an …
... I/O writes (by the AY) on the ULA 128s are ... latter is that sometimes the interrupt runs out of t-states and ... on screen at once with AY and FX and no glitching ...SE Basic IV Buffy v4.1 source (WIP)I've been doing a major refactor on the SE Basic source and I'd appreciate a code review from anyone who has time to look at it. I've almost certainl…
...
xor a ; black
out (ula), a ; set border
im 1 ; interrupt mode 1
ld iy ... code
ld bc, ay_reg ; AY register for Timex and 128 ... br /> ld a, 0xff ; silence AY
call sound_2 ; write to ...Beepola v1.08 AvailableA new version of Beepoa, v1.08, is now available for download from:- [url]http://freestuff.grok.co.uk/beepola/[/url] (1.76MB zipped exe, no installe…
... I would do is take out the looping (after all, ... be a change in interrupt as well as clock ... implementation of the new ay library for the z88dk ... bones. Another complication with AY libraries across platforms is ... that the AY chip usually can also ...Game loopJust working on my first ever Spectrum game, and am struggling to work out what the game-loop should look like. I've got interrupts enabled (mode 2)…
... every 1/50s in the interrupt (remember that 14k cycle delay ... /50s" model that work on interrupt.
Alternatively you can ... use the AY to play music. That doesn ... need to split my sound out over this time. Do I ...Timex video mode & SamCoupe sound chip.Hi, people! I propose a solution which allows to use sound chip SamCoupe SAA1099 jointly with computers Timex 2048/2068. Everyone knows that these de…
... similar as AY routines is call under interrupt 50Hz. After interrupt ULA generate ... music routine will called after interrupt and return before ULA ... be solved via using one OUT #1FF,#00 after each ... may contain this OUT before return code). This OUT on SAA chip ...Timex video mode & SamCoupe sound chip.Hi, people! I propose a solution which allows to use sound chip SamCoupe SAA1099 jointly with computers Timex 2048/2068. Everyone knows that these de…
... similar as AY routines is call under interrupt 50Hz. After interrupt ULA generate ... music routine will called after interrupt and return before ULA ... be solved via using one OUT #1FF,#00 after each ... may contain this OUT before return code). This OUT on SAA chip ...SCF/CCF flags - new discoveryI can't believe that no one is interested in discussing the additional, previously undocumented internal state of the Z80 CPU I have discovered recen…
... upon the presence of AY, which can be disposed ... practical use of determining the OUT (C),0/255 behaviour, ... know whether other emulators handle interrupt acknowledgement before saving snapshots ... instruction before getting to the interrupt handler, so 'fixing' ...New bicolour game: El Stompo.Phew! Finally finished my first game using Einar's fantastic Nirvana engine. [B]El Stompo.[/B] [IMG]http://i1142.photobucket.com/albums/n608/davey…
... cause my laptop was out of action the ...
[QUOTE=Morkin;762946]Out of interest, in bicolour games ... sounds, and the Nirvana interrupt makes them sound different. ... Buzzsaw+, by issuing an OUT command every time. This ... moment it looks like AY is the best bet ...displaying all memory activity in a screenDunno why I keep thinking about this, but here goes Is it easy enough to add a screen to an emulator that shows every memory address' activity.... …
... most efficient or feature-laden out there.
It's ... horrifically inaccurate contented memory and interrupt timing model, but seems to ... as being able to view AY registers in real time, integrated ...Making noises with the AYHow do you go about making noises from the AY chip in machine code? I'm wanting to make a pulsating humming noise that increases in volume as you ge…
...
The editor saves out raw data. There are two ... the effect in your interrupt routine by calling AFXFRAME. ... thinking that if the AY music was assigned two ... be honest though, this AY stuff has flummoxed me ... The complex sounds the AY musicians make is an ...Tritone WIP tunesTwo wip's I don't know what to do with. Free to use. https://dl.dropboxusercontent.com/u/9498358/beepola/tritone/super70s.tap https://dl.dropbox…
... with the Bomb Munchies interrupt routine to find out how to switch ... time to have a paged AY with beeper FX.
There ... is no rush for your AY Super70s tune, please take your ...Why were there no SN76489-based sound interfaces for the Speccy?I’ve been wondering for a while now why there were no SN76489-based sound interfaces for the Spectrum. Does anyone here have an explanation? There…
... a simpler interface to the ay chip. The SN part does ... advantage in comparison to the AY.
[quote="cbmeeks;838427 ... and SN so that an out to the chip's assigned ... instructions. The first is an OUT to write the byte to ... 8 or 9 times per interrupt.Some Graphic Coding & Audio help.Hello my fellow WoS'ers I am in the process of writing some code for graphical purposes - I have Z88DK raring to go but I do not know how to take…
... a link or friendly coder out there (C is preferred but ... me to write / experiment with AY-Synth - with a view ... to porting these AY-Mods, if you will, ... tracker for the PC for AY music. It will generate ... to be run on each interrupt which is easy enough to ...AY Sound Effects from WAVI'm wondering if someone has crossed this bridge already. There are a bunch of sampled sound effects in wav form that need converting to the AY ch…
... them and the size came out to about 19k but I ... be used for both the AY chip and the msx's ... 5 voices compared to the AY's 3.
Since ... played like a regular AY tune on every interrupt. This speech and ...A few questions about sound and keys in BASICIf I want sound in my BASIC game I have to use BEEP right ? It seems to lock up the CPU for far too long . On Arjun's page I found how to use CALL 94…
... music engine that can be interrupt driven (at which point you ... drive the AY chip of a 128 using direct OUT commands (not ... sound to complete) since the AY is happy to keep making ...New Game - Pietro Bros [z88dk/Nirvana+][b]PIETRO BROS[/b] Pietro and Luizo were transported to pipe world after eating some rancid mushrooms on his pizza. Help them to escape from th…
... time so that an interrupt occurs while the interrupts ...
ld a,$04
out (c),a ; +2A/+3 : disk ...
ld a,$10
out (c),a ; 48k rom selected ... last byte segment is AY music and effects which are ...New Game - Pietro Bros [z88dk/Nirvana+][b]PIETRO BROS[/b] Pietro and Luizo were transported to pipe world after eating some rancid mushrooms on his pizza. Help them to escape from th…
... ROM in case an im1 interrupt occurs
... br />
; 4. AY Sound for 128k Spectrum
; 4. AY Sound for 128k Spectrum
cpl
out (c),d ; restore BANK_00
Sound adviceHappy New Year everyone! I want to write some more Spectrum games this year and I want to improve the sounds in my games. Can anyone recommend a "qui…
... effects using the 50 Hz interrupt.
The sound ... played during the interrupt. They were automatically converted to ay using the ... effect at a time. (Check out the speech synthesis attempt at ... for the midi player and ay wav effects player are in ...c64 .sid player coming soon to specy 128!!!c64 .sid player coming soon to specy 128!!! the first old version uses only square waves, 4 years ago: https://www.youtube.com/watch?v=6CKt9noxA7s…
... like it's interleaving AY envelopes with AY buzzer.[/quote]
... -bit dac with the interrupt poking in waveshaping and ... the case, a 50Hz interrupt is not going to ... more idiots ripping out sid chips out of perfectly working ... know this is an AY chip or no? : ...In-game AY music and sound effectsI'm currently working on various aspects of a Spectrum game and thinking now about the sound side of things. I know you can use a utility like Vortex…
... spare time until the next interrupt
Personally, I find ... all times
The AY way is somewhat more limiting ... .e. some sort of 'dropping out' effects might still be inevitable ... that, some machines have stereo AY output where the fx might ...In-game AY music and sound effectsI'm currently working on various aspects of a Spectrum game and thinking now about the sound side of things. I know you can use a utility like Vortex…
... d like to see an interrupt-driven player that can ... that have more than one AY chip, of which an ... (or equivalent) to the AY chip. You can stop the ... an effect plays would work out really well rather than ... channel.
For AY sound effects, you can use ...In-game AY music and sound effectsI'm currently working on various aspects of a Spectrum game and thinking now about the sound side of things. I know you can use a utility like Vortex…
... ;901403"]
Which other AY players provide source, if any ... /> [/quote]
VTII is interrupt driven so everything operates at ... not playing so anything sounding out of sync might sound ... it to write the whole AY state).
[quote ...
