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Kralizec, a MSX development group, publishes "MajiKazo" for ZX Spectrum[youtube]wJI30FyT7Qw[/youtube] It's a port from a MSX game called [URL="http://www.generation-msx.nl/msxdb/softwareinfo/3449"]MajiKazo[/URL] release…
... with some Spectrum models except +2A and +3 because [URL="http ... /shirka/LIBROS_EBOOKS/MANUAL_ESPECTRUM/floatingbus.html"]floating bus[/URL]. -
What was the best Designed Speccy???So what does the World Of Spectrum think the best Designed Spectrum was? [URL=http://imageshack.us/photo/my-images/845/thespectrums.jpg/][IMG]http:…
... that Amstrad made in the +2A/+3. It's a shame ... Amstrad designs "break" like the floating bus aren't features, they're ... -
Maritrini and Cray 5 loading problemsHas anyone else here had issues loading either of these on a 128k? No matter what I try, both these games refuse to load properly. I can get both t…
... pair gets put on the bus after an instruction fetch for ... would also explain why the +2A and +3 would be immune ... don't have the whole floating bus thing.
I'm ... -
Maritrini and Cray 5 loading problemsHas anyone else here had issues loading either of these on a 128k? No matter what I try, both these games refuse to load properly. I can get both t…
... +2a do NOT exhibit this behaviour, EVEN when secaria's floating bus fix ... -
+2A 128k Loading issuesJust recieved a +2A and tried to play a few games. All the games loaded fine in 48k mode, but in 128k they just reset the machine. Tried: Terramex,…
... change it back into a +2A.
PM me with ... /> These roms won't fix 'floating bus' issues (as far as I ... -
+2A 128k Loading issuesJust recieved a +2A and tried to play a few games. All the games loaded fine in 48k mode, but in 128k they just reset the machine. Tried: Terramex,…
... change it back into a +2A.
PM me with ... /> These roms won't fix 'floating bus' issues (as far as I ... -
Kralizec, a MSX development group, publishes "MajiKazo" for ZX Spectrum[youtube]wJI30FyT7Qw[/youtube] It's a port from a MSX game called [URL="http://www.generation-msx.nl/msxdb/softwareinfo/3449"]MajiKazo[/URL] release…
... by Lemonize, which uses the floating bus effect to synchronize with the ... +3 and +2A models don't have the bus effect, I took ... -
Definitive list of games incompatible with +2A/+3 and of compatible versions (if any)I am trying to compile the definitive list of games which are incompatible with the +2A and the +3 and of their compatible versions, if they are pres…
... rely on floating bus, so the D7 resistor mod for +2A/+3 could ... versions which work on stock +2A/+3 so I'll end ... -
48K/128K classificationI'm sorry if I've looked in the wrong places and not found it, but what are the rules regarding a game being listed as either: ZX Spectrum 48K ZX Sp…
... -English ROMs)
* requires the floating bus (original release of Arkanoid)
* requires a +3/+2A/+2B (things that don't ... 128 )
* requires a +3/+2A/+2B (border effects timed for ... the +3/+2A/+2B)
This ... -
Software Projects Anaconda 128k problemTry as i might i cant get further than perhaps a screen before this crashes and resets, anybody else have that problem?
... run on 128k in the +2A models, I think :) [/QUOTE]
2A. If the 48 version runs ... rule out the lack of 'floating bus'. Otherwise it's probably doing ... -
"The Amazing Rocketeer", compatible with real hardware?I've managed to create a physical copy for myself of [URL="http://www.worldofspectrum.org/infoseekid.cgi?id=0017643"]this game by John Fotou[/URL] bu…
... per +3
C) black +2A (1988 ) - semi-populated +3 mobo ... /> If the game requires the floating bus it will only work on ... -
Has any one tried ZX Spectrum 4.net?In this week's Micromart, the Specccy emulator [I]ZX Spectrum 4.net[/I] is given a rave review, and it does sound really good. Has anyone tried it ye…
... -existent. It's a +2A with the floating bus mod and two copies ... -
Checking a Spectrum +2AI've just bought a (working) black +2A, and whilst I await the new Scart lead and an appropriate PSU, I thought I would ask a quick question about an…
... just bought a (working) black +2A, and whilst I await the ... ]
Is it really a +2A or is it a +2B ... board in a +2A case?
The +2A boards have the ... the +2B other than the floating bus mod for greater software compatablity ... -
Checking a Spectrum +2AI've just bought a (working) black +2A, and whilst I await the new Scart lead and an appropriate PSU, I thought I would ask a quick question about an…
[QUOTE=1024MAK;718266]I can't think of anything that needs doing for the +2B other than the floating bus mod for greater software compatablity (along with a new pair of ROMs).[/QUOTE]
Could restore the tape input to match the +2A/+3 -
Checking a Spectrum +2AI've just bought a (working) black +2A, and whilst I await the new Scart lead and an appropriate PSU, I thought I would ask a quick question about an…
... the +2B other than the floating bus mod for greater software compatablity ... would you recommend for a +2A/B?
-Stephen -
Checking a Spectrum +2AI've just bought a (working) black +2A, and whilst I await the new Scart lead and an appropriate PSU, I thought I would ask a quick question about an…
... ]Is it really a +2A or is it a ... in a +2A case?
The +2A boards have ... +2B other than the floating bus mod for greater software compatablity ... the difference between a +2a and +2b? Is one ... distortion issue and the floating bus modification or the ROM ... -
Checking a Spectrum +2AI've just bought a (working) black +2A, and whilst I await the new Scart lead and an appropriate PSU, I thought I would ask a quick question about an…
... spot the difference between a +2a and +2b? Is one significantly ... sound distortion issue and the floating bus modification or the ROM issue ... partly relevant...[/QUOTE]
+2a board is essentially a +3 ... -
ZX Spectrum clock signals comparedI haven't searched for this on WoS; it might have been posted before. But I think it's important info, and can't do any harm to repeat or show from a…
... airport.
* That the +2A, +2B and +3 are not ... fixable. You can fake the floating bus by adding a resistor and ... 128s.
*That the +2A, +2B and +3 lack some ... hardware extensions.
*That +2A, +2B and +3 have different ... -
Emulating a +2A with floating bus modBefore I start hacking Fuse's source... Does any existing emulator have an option to behave as a +2A with the [URL="http://www.secarica.ro/html/plus…
... option to behave as a +2A with the [URL="http://www ... .ro/html/plus3_hardware.html#inFFport"]floating bus modification[/URL]?
-Stephen ... has +3 contention and a floating bus. -
Small demo to show my sprite engine for ZX Spectrum 48KThis demo shows 13 sprites moving at 50fps totally flicker free: 12 enemies bouncing in edges and the main character, controllable with OPSA (note S …
Using the floating bus, that method won't work on +3/+2A models. -
Small demo to show my sprite engine for ZX Spectrum 48KThis demo shows 13 sprites moving at 50fps totally flicker free: 12 enemies bouncing in edges and the main character, controllable with OPSA (note S …
... ]Using the floating bus, that method won't work on +3/+2A models ... .[/QUOTE]
In +2A/+3 there is ... -
Small demo to show my sprite engine for ZX Spectrum 48KThis demo shows 13 sprites moving at 50fps totally flicker free: 12 enemies bouncing in edges and the main character, controllable with OPSA (note S …
[QUOTE=antoniovillena;739433]In +2A/+3 there is no problem ... routines).[/QUOTE]
The floating bus does not work on all ... looked at what kind of bus loading the 48k machine can ... -
Fixing/modding my new +3Hi, In december I won an auction for a working +3 with a dead floppy drive, + a Multiface 3, some disks and tapes, for a very low price (I think nob…
... then you'd have a +2A with a fully populated mobo ... +3 motherboard with a supposed floating bus fix (resistor between D7 of ... -
Best 128k Speccy?Hi Which 128k Spectrum is the best from the point of view of the operating system, hardware design etc. Reason I'm asking is that I read on here th…
... a replacement GAL. The +3/+2A/+2B are the best designed ... be retrofitted to support the "floating-bus" though.
If you ... or Centronics support on a +2A or +2B, and you don ... software compatibility. The +3 and +2A need various hardware fixes applied ... -
Best 128k Speccy?Hi Which 128k Spectrum is the best from the point of view of the operating system, hardware design etc. Reason I'm asking is that I read on here th…
... by the absence of the floating bus effect, and by changes in ... .jpg[/IMG]
Spectrum +2A/+2B (black case):
[IMG ... -
Grey +2 and +2A differencesWas the grey +2 incompatability of some of the Spectrum games fixed with the +2A -B?<br><br>
... about Amstrad "tinkering"; basically the +2A/B is a Spectrum +3 ... contains paging routines. Also the "floating bus" of the original 16/48 ... don't know if the floating bus was kept in the first ... to the expansion bus when they designed the +3//+2A/B models ... -
PUSH scrollers 3[url=https://drive.google.com/file/d/0B-KEeni1WXmoYk9Dek1zVnd6Rk0/view?usp=sharing]CATS - Faith edition (example)[/url] Hello and welcome to the w…
... /> On Speccy models up to +2A (IIRC), there's a way ... data present on the ULA bus, which will be a display ... /the-sidewize-test-zx-spectrum-floating-bus-shenanigans/]Sidewize[/url] because I ... -
NTSC Compatibility?Correct me if I'm wrong, but wasn't the Timex 2068 the only NTSC clone built of the ZX Spectrum? And I use clone lightly... From what I underst…
Floating bus is the name given to ... computer nothing will drive the bus. So the value on ... a ZX Spectrum (apart from +2A, +2B and +3 Amstrad models ... separator resistors between the data bus for [the lower RAM and ... ] and the CPU side data bus [CPU, ROM, upper RAM, ... -
Definitive list of games incompatible with +2A/+3 and of compatible versions (if any)I am trying to compile the definitive list of games which are incompatible with the +2A and the +3 and of their compatible versions, if they are pres…
... that uses the floating bus to synchronise the screen, causing +2A / +3 to ... lock up. Pentagon also does not exhibit floating bus behaviour ... -States. It checks for the floating bus and if it does not ... -
Spectrum +2A floating bus portHi As I discovered in the past, Spectrum +2A (and probably +3) do have floating bus port. But it is not shown on all unused ports, only on some po…
... +2A and +3 models return bits 0-6 of the floating bus if ... all models to use a floating bus for frame sync without hardware ...
