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SENDING beeper music from Z80 to AY?Hello. According to [url]http://z80.e-demo.pl/[/url] Z80 sends music-data to ULA (the 1-bit transducer). I was wondering if it's possible to send…
... ZX's 1-bit beeper port.
Example explains everything ... => we need to change port @ 10kHz.
[B]The ... to reprogram some beeper routines in order to take advantage of ... bit different story, it combines AY tone generator with software PWM ... -
Spectrum Ethernet updateThis week's theme is [B]Frustration.[/B] [url]http://spectrum.alioth.net/doc/index.php/Current_events[/url] But I'm confident it will come right.
... an unavoidable consequence of partial port decoding. I'm trying primarily ... more ports, as does the AY.
I may be ... to avoid your board's port range if the result is ... hidden behind an API, and in hardware, I can change the ... -
Specdrum 3 W.I.PIts a new app so i needed a new thread sorry :) I am sorry i have been neglecting this site and i have been working hard on Specdrum 3 Honest i hav…
... I suggested wasn't a port of your program, but ... data and export it in a way that real ... : Data would be converted to .AY drums.
3 ... for is a MIDI to .AY converter, something that could ... convert them into .AY files, which in turn would be fixed ... -
Classical music on the Speccy?While I was watching CVP409 videos on YT, I found a few movie scores and it made me start yet another topic about the AY chip. I know the beeper and…
... of the Mountain King played in Manic Miner.
I think ... /> Ian Collier did a nice AY version of the Moonlight Sonata ... JSW128, and I did an AY version of the Blue Danube ... :MM also has an AY version of In The Hall Of The ... output MIDI to the RS232 port. -
Soldering Iron Fun - 48k Composite Video ModYay, I bought a temperature controlled soldering iron and associated gubbins yesterday and have had a practise go at Womble's documented [URL="http:/…
... i totally submerge the board in isopropyl alcohol and rub with ... a brush in order to remove this shitty ... way to make the expansion port's contacts shiny and new ... that involves soldering iron and ear cleaning tips, works great!! -
Spectrum +3 Lightgun helpHi everybody, I've a light gun for Spectrum +2A/+3 never tested. Can someone write here a small ZX-BASIC test program helping me to understand if it …
... into the AUX port which is part of the AY chip:
20 PRINT IN 65533
30 POKE 23692 ... -
Spin problems/issuesI am running Spin 0.666 and have noticed a few issues (some are bugs, some might be just me). I am using Vista sp1 (yeah I know!), and I've seen Dunn…
... to see lots of activity in a short period of time ... trying to write to the AY sound chip and my code ... because I was writing to port 7FFD instead of BFFD (ahem ... -
ANN: SpecEmu 2.7Go get it kids! [url]http://homepage.ntlworld.com/mark.woodmass/specemu.html[/url] :p
... contended bank pages in.
- A port read from port 0x7FFD writes the ... bus value back to that port.
- A poor real ... time to time.
- Emulating AY sound on 48K machines became ... optional.
- Makes breakfast in bed
- Boost saving ... -
48K games that don't work on a +2Not sure if there is already a thread about this but recently I've noticed some old 48K games will not run on my +2 - even in 48K mode. Examples are…
... border colors, etc.)
-Fix port 255 issue
-Fix sound ... on previous models)
-Add ear input to the back of ... since the sound is included in the +2A monitor socket.
in 1982 and still haven't ... -
+3 Audio hates me with a passionHihi Since nobody seemed to have a spare +3B board, I've been trying to replace the audio entirely, aiming for a speaker inside the machine Since p…
... drawing up the sound AY part from it. Its ... I reversed the polarised caps in my schematic, compared to ... ) and 6(gnd) of AY chip on Sinclair.
... inbuilt cassette from Pin 34(Ear) of ULA.
... are reversed, (could be mistake in schematics).
FWIW ... -
How to read AY Registers from M/C?Gentlemen, I will appreciate if you can provide me some details on this, as I could not find info in other sources. I would like to know if it's pos…
... channel (setting 0-2 bits in mixer) be still generating any ... />
Yep. The disabled bit in the mixer actually means that ... used different variant (AY-3-8912 has just port A connected and ... AY-3-8913 none).
Your favourite old arcade game clonesOld arcade games i.e. Space Invaders, Galaga, Pengo, Centipede, etc. I know it's far easier now to play the original version, and that's usually my p…
... use of the 128K's AY chip and QAOP-Spc (or ... box and its built in joystick and AY chip. I just modified ... correct joystick and sound chip port addresses
for each machine ...myspeccy.org - online gaming which auto-saves scoresIt's a blimmin' miracle - I'm most impressed.
... greatly to this day (legend in speccy history even), has had ... ) and a Fuller interface (AY + funny joystick port) when we were both ...Speccy AY-3-8910 vs. C64 SID ChipI thought I'd open this up for debate. Having owned both a C64 and a Speccy +2, my vote goes to the SID Chip; it is by far the superior sound synthe…
... 's no way that the AY can reach the levels of ... the human ear relates more to the analogue sound. In a perfect ... world, the C64 would have also had an AY ...ZX Spectrum Sound Upgrade to C64Would it be possible to interface in a seperate C64 style SID sound device to the ZX Spectrum to make existing ZX Spectrum games sound like their C64…
... />
The former used in BBC micros has no such ... sound envelopes in BBC BASIC are generated in software using the ... that the AY chip has is the GPI/O port. The ... and has its own built-in channel mixer... could go ... I like to keep in good order alongside the ...Fuller AY only gamesThe definitive list: 1) Demonstration Tape 2) Bodysnatchas 3) Star Bike
... Bobble somewhere that supports it. In principle, it would be possible ... 128K games that use the AY chip but don't require ... it just by changing the port addresses. There's not much ...Fuse for Mac OS X beta releasesA beta version of Fuse for Mac OS X has been released at the dedicated sourceforge project: [url]http://sourceforge.net/projects/fuse-for-macosx/[/u…
... screenshot and tape inlay blocks in FuseGenerator. Allows the embedding of ... Fayzullin).
[*] Reading the AY data port on the +2A/+3 is ... IDE interface to be saved in snapshots (Fredrick Meunier).
[*] Better ...A List Of Zx Spectrum Music EditorsWell, not for me actually, as 99,99% of them are for AY, covox and GS cards but several times some people asked about music editors for ZX Spectrum. …
... to be written to the AY port? :([/QUOTE]
One way ... change the player to store AY regs in a buffer and output ...Cro S2008Hi everybody!!! I hope this is right thread? :-) I want to share with you my new project. I call it ?S2008?? The idea was to build Spectrum48K clo…
... board:
AY Sound ( U22,U35C,U23B, ... chip GAL20V8 (with full port 31 adressation). Uncomplette adressation ... of port 31 will collide on ... interfaces use also joystick port 31 (D40/D80/ ... br /> All IC's in CF_RAM part (U30A-C,U27A ...Analogue BeeperThere's been a discussion on foro.speccy.org about multichannel beeper stuff, and since I had the camera out and the scope set up, I set about demons…
... , deciding where you are in the wave form, and ... but a PDM DAC like in the SACD format (Super ... is the only step required in the decoding process.
... di
ld c, 254 ; port
.loop
ld hl ... is better than the AY or SID for making ...Detecting Spectrum modelsIs there any sure-fire way a program can detect the model of machine it's running on (48K, +, 128, +2, +2A, +3, clones) even when running in the 48K …
... extended memory (128 models), perhaps AY chip availability and if you ... kempston attached (hw probably fills port with random values) and you ... use the joystick for navigation in menu.Fuller Sound box faulty for the Zx SpectrumBit of a long shot, but anybody got schematics for the fuller sound box, mine works apart from the ear socket, can't load games thr' the supplied ear…
... instructions on WoS (page 7 in particular) it seems to have ... /> It also has a built-in amplifier, but I'm not ... the Spectrum's EAR/MIC or actually monitors port 254 activity on ...RGB-Output (interface) for rubber 48k / Spectrum+I wonder if there is interest for a small RGB-interface for the rubber 48 k / Spectrum+. I developed a schematic using a very small number of parts.…
... SCART too (can the ear/mic socket be used ... would need a throughput port or a joystick interface ... a Kempston compatible dual-port joystick interface, which was ... I had the three-port interface that did both ... Kempston/Cursor port, that I got in exchange for ...Games not working on Timex 2048Timex 2048 is a very good Spectrum 48k clone, over 90% of games work fine. But there are also not working games or working but not properly. Is there…
... describing differences between the 128K AY and the TC2068/TS2068, ... take advantage of the AY chip on those 2 ... from an unmapped port as is done in a handful of ... not used as the unmapped port :-)
This ... with the IF2, the AY chip not compatible to the ...speccy 128 toastrack joysticksDoes the RS232 port (or the keypad port) work as a joystick port on the toast rack, and if so what 'system' is it...interface 2 or kempston? Secondl…
... ;347963]Does the RS232 port (or the keypad port) work as a ... joystick port on the toast rack ... +/-12V out, and expect +/-12V in. Then they're connected to ... I/O pins of the AY sound chip.
If ...Machine Code Routine of the weekHow about a thread that has a routine each week that is in [B]assembly language[/B] and is also described in great detail what the hell is going on …
... . When you OUT on port 254, I know the ... are for MIC and EAR, and EAR also controls the speaker ... Hardware[/URL]
But in emulators, alternating either bit ... there was a difference in volume, was this ever ... exploited in music? And which should ...Tape problem on Plus 2I brought a second hand Plus 2 today for ?3 and it came wiht a copy of Lotus Turbo Challenge. The machine in itself works fine but when I tried to l…
... out of the sound socket in the back. :) If you ... and listening to really loud AY music. :grin:
... above is from an article (in Spanish) on [URL="http:// ... seccion=5"]how to add EAR and MIC sockets to a ... if everything appears to be in good shape. If it ...ZX81 expander - Is there one for the Speccy?Saw this on ebay today: [url]http://cgi.ebay.com/ZX81-Timex-Sinclair-1000-Expander-board_W0QQcmdZViewItemQQcategoryZ4193QQihZ010QQitemZ200338572087Q…
... another, or on top like in the first one you showed ... have connected to the aux port? Magnum gun? :)[/QUOTE]
MELODIK(AY) interface modified to 2xAY = TURBOSOUND ...!!! Trdos Emulation On Zx !!![B]This is software emulator of TRDOS(betadisk). Yet is writed only for interface MB02+, but will ported to more other IDE interfaces with external r…
... first interfaces produced back in 1992. In that time specification and ... by out...)
- Kempston joystick port
- 4 floppy drives can ... ). Busy made excellent DOS in that time unmatched by any ... I can instantly say in what page is AY music routine, where ...
