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Harlequin ZX Spectrum Clone now 100% compatible!Hi all! The Harlequin ZX Spectrum clone now shows full timing compatibility with the ZX Spectrum! 8-) Both the ULA IO and memory contentions are fa…
... refuses to work on a 128 so that might be worth ... testing. So 128 support next?[/QUOTE]
Harlequin interrupt looking like it's ... -
Harlequin ZX Spectrum Clone now 100% compatible!Hi all! The Harlequin ZX Spectrum clone now shows full timing compatibility with the ZX Spectrum! 8-) Both the ULA IO and memory contentions are fa…
... no plans to sell the Harlequin. I started the project to ... ...
I'm thinking 128/SE support should follow, and ... -
Contention and floating bus timingHello, I was recently playing a bit with memory contention and floating bus stuff in ZXDS and there is one thing which puzzles me a bit. It is the d…
... end. Does it appear on Harlequin?[/QUOTE]
Today I ... wouldn't work on the Harlequin because the Z80 and video ... goes high again before the clock is held by the ULA ... -
Broken SpectrumsChaps ( & Mrs Death ), I was looking at getting some dynamic ram chips for the next phase of the Harlequin stuff, and I started thinking...... I've…
... of using DRAM for the Harlequin rather than a modern static ... /> Thinking ahead, for Spectrum 128/SE Harlequin support, dynamic memory support would ... -
problem using FRAMES to generate 'random' numbersI realise the pros use bytes from ROM to get their random numbers, presumably because they want to use FRAMES to synchronise the printing and avoid s…
... jr z takes only 7 clock pulses whereas jr nz takes ... a relative jump from PC-128 to PC+127.
myspeccy.org - online gaming which auto-saves scoresIt's a blimmin' miracle - I'm most impressed.
...
L_5CB6: XOR A ; clock start fix
LD ($AB57 ... /> JP L_5CB6 ; DAY 1+2 clock start fix
ORG ... Jump bar, allowing the track clock to reset to 000.00 ... a go at adding DTSupertest 128 first, don't know of ...The definitive Spectrum project??We know that the Spectrum has been put almost to its limits after all these years of life, but I would like to know which would be the definitive pro…
... might be put off. The Harlequin is shaping up as just ... need to reverse engineer the 128 ULA).[/QUOTE]
Oh ...Questions about the Speccy and it's emulationOut of interest, and to raise another interesting discussion, I have some questions about the Spectrum and it's emulation; 1) Is everything known ab…
... strictly from ULA and CPU clock speed, so no speed variations ... and Paperboy :x). Is the 128 faster in other ways too ...RUSSIAN SOFTWARE and real ZXRussian ZX games is writed on russian ZX clones and support hardware feature TURBO OFF ( for ZX clone ZS SCORPION ). Russian ZX clone ZS SCORPION use…
... #7FFD (or #1FFD) on ZX 128 / +2(grey), then data from ... ]
Signal BANK is clock for 6bit mem.paging register ...what were the things the Speccy architecture was good for?I don't know a hell of a lot about all the different computers hardware and I wanted to know if the way the Spectrum was built lent itself to certain…
... execute many instructions in fewer clock cycles. Of course, the C64 ... design a method to effectively "clock" the RAM at twice CPU ... screen memory, based on the Harlequin CPLD ULA...Difference in emulator screen sizes and coloursSeeing as Greencard's gone out drinking... I've done a comparison between Spectaculator and ZXSpin. ZXSpin's full screen with border is taller than S…
... be seen by taking a clock program, and running it for ... is therefore timed as follows: 128 T states of screen, 24 ...MultichromeIt turns out that multichrome, and other screen modes, are emulated in Fuse and Eightyone via ZX Spectrum SE emulation (which is similar to the TC214…
... could be added to the Harlequin.[/QUOTE]
This graphic ... on MB02+ or ZX Spectrum 128/+2 with DATA-GEAR interface ...25 years with the SpectrumTo paraphrase JFK, ask not what your Spectrum can do for you, but what you can do for your Spectrum. Well I've done quite a bit since I joined the sc…
... Spectrum SE compatibility to the Harlequin
* Contributed routines from SE ... Spanish
* Translated the Spanish 128 ROMs into English
* Worked ... /> * Timex ROMs - Timex/Amstrad
* 128 Editor - Sinclair/Timex/Amstrad/Nine ...2 new FPGA based clone from russiaFirst of all I wanna introduce you to the [B]ZX Evo[/B] by NedoPC -> [URL="http://www.nedopc.com/zxevo/zxevo.php"]http://www.nedopc.com/zxevo/zxevo.p…
... 2.666 flashed with the Harlequin image would have true Spectrum ... T80 on an FPGA and clock it up to about 60Mhz ...2 new FPGA based clone from russiaFirst of all I wanna introduce you to the [B]ZX Evo[/B] by NedoPC -> [URL="http://www.nedopc.com/zxevo/zxevo.php"]http://www.nedopc.com/zxevo/zxevo.p…
... included in the next prototype (128 support, extra graphics modes, SE ... would need, to give the Harlequin hardware more potential.... so just ...Where's the border line between a Spectrum and something else?I mean: there are purists out there that consider that anything that is not a true Sinclair Spectrum, with a true Z80 and a true ULA, and at most, 48…
... ) the tech specs for the 128 before it was released, but ... , since I'm designing the Harlequin.....
ChrisWhere's the border line between a Spectrum and something else?I mean: there are purists out there that consider that anything that is not a true Sinclair Spectrum, with a true Z80 and a true ULA, and at most, 48…
... the machines developed with >128 Ram, two AY chips, per ... run it with a 14Mhz clock is, to me, missing the ...Spanish ZX Spectrum+ 128KDoes anyone know what the differences are between the Spanish and the UK versions of the ZX Spectrum+ 128 ? A couple of people have reported that th…
... versions of the ZX Spectrum+ 128 ?
[/QUOTE]
... Chapter 11 of the Spectrum 128 technical guide (rev 3) is ... called "Spectrum/Spanish 128/UK 128 divergences". This might help! It ... 's to do with the CLOCK signal not being connected to ...Spanish ZX Spectrum+ 128KDoes anyone know what the differences are between the Spanish and the UK versions of the ZX Spectrum+ 128 ? A couple of people have reported that th…
... ]Chapter 11 of the Spectrum 128 technical guide (rev 3) is ... called "Spectrum/Spanish 128/UK 128 divergences". This might help! It ... ]
My Spanish Spectrum+128 bought in 1985 or early ... serial number doesn't have clock signal in the edge connector ...Spanish ZX Spectrum+ 128KDoes anyone know what the differences are between the Spanish and the UK versions of the ZX Spectrum+ 128 ? A couple of people have reported that th…
... versions of the ZX Spectrum+ 128 ?
A couple of ... is also different - 4MHz cpu clock with wait controll)
RGB to VGA convertor for ZX (clones)[img]http://s44.radikal.ru/i106/0908/1a/28c90d0ca25b.jpg[/img] [img]http://s15.radikal.ru/i188/0908/f2/c1d66b5f6d4f.jpg[/img] It's GOOGLE translatio…
... designed last year for the Harlequin. Well, whad'ya know!
clock, I'd rather just have ...AY interface - How many possibilities?Currently the newest AY interface available for sale gives 16K and 48K owners a chance to add AY sound to their Speccy, but (correct me if I'm wrong)…
... all - it uses the (contended) clock signal on the edge connector ... interface should use its own clock.)
The various AY ... *nominally* the same clock speed (e.g. a 128 and a +2 ...AY programming and notes frequencyHello everybody, I'm Targhan from the french CPC group Arkos, perhaps you've heard of us. I'm currently working on a music tool and I'd like to k…
... like machine has its AY clock set to half its ... selected. Also a 1.75 clock gives the same values for ... for those machines.
128: Z80@3.5469 MHz, AY ... be driven by the same clock as the Z80.
... one note offset for the 128 should be:
[ ...AY programming and notes frequencyHello everybody, I'm Targhan from the french CPC group Arkos, perhaps you've heard of us. I'm currently working on a music tool and I'd like to k…
... is no sign of another clock in the board and I ... any sense to generate a clock so close to CPU/2 ... .528 Mhz for the CPU clock is correct then.
128 table.Best Spectrum game from 2009Ok, its almost 2010, and we have to decide which was the best game this year :) Miles Mad Mission [url]http://www.worldofspectrum.org/infoseekid.cg…
... which is 128 kB machine with 3,5 MHz clock. So it ... stores.
So a 128 kB machine with Tr-Dos ...Best Spectrum game from 2009Ok, its almost 2010, and we have to decide which was the best game this year :) Miles Mad Mission [url]http://www.worldofspectrum.org/infoseekid.cg…
... which is 128 kB machine with 3,5 MHz clock. So it ...CAT #s problem on +3The Microdrive supports redirecting CAT to a stream with CAT #s;n and, according to the +3 manual, a similar syntax is supported for disks (although …
... a leading punctuation character with 128 BASIC, as the editor normally ... . Well, it was 2 o'clock in the morning.a few gamesa few games I have for sale, maybe something your missing.. gimme a PM if you want any of em. 1st div manager action biker agent x 2 arcadia atv s…
... super test
dt supertest 128
empire fights back
Gregory loses his clock
horace goes skiing
