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New Spectrum game - Isotopia by OctocomOctocom, the guys who made BASIC programmed games such as Pandemia or Insert Coins, released yesterday their very first compiled BASIC game: Isotopia…
... 128 & +2, and the +2A & +3?
The ... the memory-paging & contention timing differences, but I'm doubting ... -
New Spectrum game - Isotopia by OctocomOctocom, the guys who made BASIC programmed games such as Pandemia or Insert Coins, released yesterday their very first compiled BASIC game: Isotopia…
... 128 & +2, and the +2A & +3?
The ... the memory-paging & contention timing differences, but I'm doubting ... something like that, and in +2A/+3 you use the new ... -
MULTITECH pictures[url]http://velesoft.speccy.cz/data-gear.htm[/url]
... The only problem was timing on a +2a/+3 for time critical ... is involved, as the +2a/+3 handles WAIT differently. IIRC ... , the +2a/+3 has a correct implementation ... different method. This all causes timing issues on screen for DMA ... -
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…
... ) The +3 (and therefore +2A/B) modified the NMI routine ... />
7) Z80 timing differences. The Z80 in a ... models (I think the +2A and +2B models are ... 128/+2 and +3/+2A machines. Annoyingly the syntax ... and +3/+2A machines. This would only cause timing issues, ... -
Fast screen writesI wondered what the faster than LDIR methods of writing to the screen were.
... you're really careful with timing you could synchronize your code ... for compatibility reasons with the +2A/+3 though. -
The So What's This Buzzsaw All About Then? Thread.Erm. This: [URL="http://www.joefish.co.uk/speccy/Joefish_Buzzsaw_Demo_1.tap"]http://www.joefish.co.uk/speccy/Joefish_Buzzsaw_Demo_1.tap[/URL] Keys…
... /+2, a +2A/+3 or Pentagon and adjust its timing accordingly.[/QUOTE ... -
Which speccy do you use & why ?I`m lucky enough to have the choice of using a 48K original, a 48K+ and a 128+2B Sometimes I prefer the 128 because of it`s nice keyboard, crisp pic…
... the best. The +2A or +3 have another timing, seenable in some ... -
Which speccy do you use & why ?I`m lucky enough to have the choice of using a 48K original, a 48K+ and a 128+2B Sometimes I prefer the 128 because of it`s nice keyboard, crisp pic…
... the best. The +2A or +3 have another timing, seenable in some ... only slightly different. Also the +2A doesn't suffer from the ... -
The So What's This Buzzsaw All About Then? Thread.Erm. This: [URL="http://www.joefish.co.uk/speccy/Joefish_Buzzsaw_Demo_1.tap"]http://www.joefish.co.uk/speccy/Joefish_Buzzsaw_Demo_1.tap[/URL] Keys…
... little bit out on the +2A, but I've only tested ... on? Is it just the +2A or do you get it ... information, the game has 4 timing profiles:
1. 48K ... . 128K / +2
3. +3 / +2A
4. Pentagon
The So What's This Buzzsaw All About Then? Thread.Erm. This: [URL="http://www.joefish.co.uk/speccy/Joefish_Buzzsaw_Demo_1.tap"]http://www.joefish.co.uk/speccy/Joefish_Buzzsaw_Demo_1.tap[/URL] Keys…
... this bug in SPIN in +2A and +3 mode, with the ... /> I've adjusted the +2A/+3 timing so it has its own ...The So What's This Buzzsaw All About Then? Thread.Erm. This: [URL="http://www.joefish.co.uk/speccy/Joefish_Buzzsaw_Demo_1.tap"]http://www.joefish.co.uk/speccy/Joefish_Buzzsaw_Demo_1.tap[/URL] Keys…
... ve already seen a timing error on +2A/+3s that I think ... .
It uses timing to tell the difference between ... and a +2A/+3. Having said that, the timing difference is ... ) if it sets the timing for a 128K/+2 but ... to let you change the timing, as once it's ...The So What's This Buzzsaw All About Then? Thread.Erm. This: [URL="http://www.joefish.co.uk/speccy/Joefish_Buzzsaw_Demo_1.tap"]http://www.joefish.co.uk/speccy/Joefish_Buzzsaw_Demo_1.tap[/URL] Keys…
... it at home on my +2A fitted with +2(grey) ROMs ... view and change the colour timing mode. I've postponed some ... of the timing config until the game actually ... no longer adjust the timing, because the timing setup actually modifies the ...New BUZZSAW+ Demo, No.2OK everybody, here's the latest demo of [I]Buzzsaw[/I]. This includes the title screen I wrote in Corfu with control selection, some new sprites and…
... . Missus is currently at the +2A (with +2 grey roms) and ... to tell you that my +2A with +2 roms gets recognised ... ) and there is a little timing problem at the right-most ... and set it to +3/+2A mode then everything is PERFECT ...ZX games for fixingExist any games/software which need fix any bugs ? - incorrect graphics - incorrect or bad keyboard controll - too fast games (need slow-down) - game…
... use out 253,?? on a +2a or +3 you just need ... ay sample loops with tight timing would become very slow due ...Spectrum +3 suspected memory faultHi, I've been using my +3 for the first time in a while and found that some games have problems with the display becoming corrupted and sometimes cr…
... up a workaround on a +2A which had a similar problem ... gate array had a wrong timing somewhere and the memory bank ...Have a real 48k Speccy? yes ? I need your help.Im looking to run this quick test on as many [COLOR="Red"](only)[/COLOR] 48k Spectrums as possible [B][COLOR="Red"]files moved[/COLOR][/B] [URL="ht…
... were built to check the timing though I quickly found the ... to check for "early/late" timing to find some late machines ... theres an option for late timing tick it and run again ... suite for the 128,+2,+2A,+3 so at least emulation ...IM2 Loading on +3EHi there Speccy Guru's, As some of you know, I've spent a while building the ultimate image for +3e, it's currently at 6000+games and demos and i've…
... emulation only works on the +2a or +3, and i didnt ... the following, all speed fixed - timing fixed - interrupt fixed
IM2 Loading on +3EHi there Speccy Guru's, As some of you know, I've spent a while building the ultimate image for +3e, it's currently at 6000+games and demos and i've…
... .TAP converted demos on my +2A which has +2 ROMs fitted ... . Some gfx glitches due to timing (border stuff mostly) EDIT: It ... the Wolfenstein (and other timing sensitive) parts (Pentagon Timing ofcourse), otherwise works ...Flicker fixer for ZX 48KHas anyone the schematics for the flicker fixer: [URL]http://8bit.yarek.pl/computer/zx.48/[/URL] Micky
... work fast as on ZX128+2A/+3). Both features is implemented ... I/O operations(incompatible CPU timing)Vic 20 game better than Speccy version?Years ago, when I had my Vic 20 I had a game called Blitz, it was on the welcome tape in fact. Very simple game, but strangely addictive. For those t…
... . It seems to be a timing issue rather than a bug ... VIC 20 emulator (SAM and +2A/+3) is still much quicker ...Vic 20 game better than Speccy version?Years ago, when I had my Vic 20 I had a game called Blitz, it was on the welcome tape in fact. Very simple game, but strangely addictive. For those t…
... . It seems to be a timing issue rather than a bug ... VIC 20 emulator (SAM and +2A/+3) is still much quicker ...Help me understand ZX RGB signal (long)This will be a long post so please bear with me and most importantly help me. I have a 128K+ and +2A that I'm trying to get working with my 15kHz RG…
... with R180 resistor from my +2A to the PIN 16 and ... has vertical ghost lines. The +2A SCART does not have it ... happens on the +2A also depending on the timing of the camera ... the picture shows.
+2A
[IMG]http://photo.kupcik ...Flash based rom replacement board for +2A/+3I'm sure I already started a thread about this, but I can't find it... Anyway, this post's to say that I've just sent off the order for the printed …
... that copies ROM to a +2a/+3 64K RAM configuration and ... a look and it pokes timing constants. I think the LD ...Transferring games into MicrodriveLast week a big pack of empty microdrive cartridges arrived, and now I'm ready to playing with my little microdrive equipped speccy. One of my aim w…
... algorithm). I had screwed the timing for last bit because of ... download code to a Spectrum +2A.
Here is an ...Ocean's Cobra - +3 incompatability. Is their a fix?Hello all, Anyone know of a fix for Ocean software 'Cobra' (the one with stallone in it) ? This was the first game I bought for my 128k toastrack, a…
... what's need to get +2A/B/3 et al going ... area (bright) for flicker free timing crap. And won't work ...The Ultimate Spectrum, made from old spectrumsGiven that all types of the Spectrum are less than ideal in one respect or another, I wondered what the ulimate refinement would be, but just using o…
... , it might have a few timing issues with a handful of ... implemented it correctly in the +2A.
At the very ... the +3 disk drive, the +2A/+3 parallel port, or own ... them if you have a +2A/+3). Unless you do that ...Xmas / NY present for all ZX UsersHi there, wasn't sure where this should go, but this is a couple of years "work" during free time while not in the office. This is a package of 480 o…
... they are ALL fixed for +2a/+3 and about 95% for ... whereas the ones tagged (Fixed+2a+3) will still not work ... -reading programs into divIDE. Converting timing into ZX Spectrum (well, +3 ... I will test them on +2a.
Fantastic work, dude. BIG ...contended memory...so memory contention on the toastrack and the grey +2 is in the wrong place compared to the documentation, yet the +2a/b and +3 it is in the correct …
So the question for games not running properly is not that the CPU contention timing is different, but that contention is applied differently to memory banks on the toastrack/+2 and the +2a/b/3.
Which runs the most games?contended memory...so memory contention on the toastrack and the grey +2 is in the wrong place compared to the documentation, yet the +2a/b and +3 it is in the correct …
... not that the CPU contention timing is different, but that contention ... the toastrack/+2 and the +2a/b/3.
Which ...contended memory...so memory contention on the toastrack and the grey +2 is in the wrong place compared to the documentation, yet the +2a/b and +3 it is in the correct …
... not that the CPU contention timing is different, but that contention ... the toastrack/+2 and the +2a/b/3.
Which ...
