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The new Superfo cloneHi In the spanish forum speccy.org some guys and me have optimized the superfo clon to have less ICs. The actual design has 39 ICs versus the 45 ICs…
... CF is only in ZX rom. (+3e rom and 48rom by Pera Putnik ... divide work only with 48rom and need here original code on ... ,#562,#66,etc....). And +3e rom with CF support use rom paging = divide ... are unusable with this 48 rom. -
Tapper - standard ROM timings loader version?I've had at least two copies of Tapper over the years but the most recent one I acquired seems to be a previously unknown(?) variant that uses a stan…
I'm pretty sure that rom-loading tapper version is non- ... , it includes a stack rebuilder and a RES 4,(IY+1 ... WELL before 128K machines, and a ROM-loader would have been before ... someone made a nice counterfeit, and it ended up in your ... -
Tapper - standard ROM timings loader version?I've had at least two copies of Tapper over the years but the most recent one I acquired seems to be a previously unknown(?) variant that uses a stan…
... WELL before 128K machines, and a ROM-loader would have been ... made a nice counterfeit, and it ended up in ... custom "normal" loader version and copy it over a Speedlock ... a non-Speedlock loader and someone had decided to ... whilst editing at work and home then I'm ... -
RAM used / corrupted by +3DOSAs I said previously, [url=http://www.worldofspectrum.org/forums/showthread.php?t=41775]I'm trying to put some games in hard disk[/url] so they can b…
... [b]nuggetreggae[/b] and the ROM disassembly, that are my ... a warning in the ROM disassembly stating that ... Amaurote 128k from tape and see what happens).
and DOS READ.
and use DOS SETPOSITION and DOS READ ... -
ZX-Preview 2.2 publishedDear readers, yes, it's a big time of beta-testing and publishing, but I want to get my time free for my new project ZX-Assembler. Two days ago I r…
Nice work, and much more complete than my ... additions mostly regarding Interface 1 and Shadow ROM that clausjahn is welcome ... list especially for consistency of ROM calls and for code where a ... labelled disassembly already exists and you want to use the ... -
Beta diskJust something that's been bugging me for a while, is the 128k beta disk interface wired differently to the beta 48k as a piece of hardware, or as I …
BETA 48 use different trdos rom and different rom adress for connect external memory ... ZX128 if you replace zx rom with original 48rom :-)
Very ... (grey) models with original 128 rom. Can work on ZX48 if ... -
Beta testing FuseHello everyone, We are preparing Fuse for a new release soon and would appreciate help in testing that all the new features and all the old features …
... +D in 128k mode and switch rom-config via the menu. At ... fuse started with preset 48k and preset disciple.
1st attempt ... untagging disciple to +D, enter and then reset, works but reversed ... untag +D and tag disciple + enter, first gives ... -
Getting PC into HLHello, here's a conundrum for you... Is there a way to obtain the value of the PC register (say into HL) without using absolute addressing such as C…
... to overwrite the ROM:
- If the original ROM is paged/ ... write bus cycles to each and every ROM memory location, everytime a ... (your data being written) and the ROM outputs FFh (which is very ... the Z80 MOSFET and whatever device is inside the ROM chip that ... -
Prisoner Of the Village - Spoof Software*sighs* hundreds of tapes, but looks like i did em 15 years ago, meh. But DID find one for the MIA list!, uploaded to WOS, enjoy! And happy birthday…
... MIA list!, uploaded to WOS, enjoy! And happy birthday speccy![/QUOTE]
The Disciple clone... doable?Hi. As a spectrum user in the 80's this was the dream interface all-in-one for me. I have a 48k+ and planning on get a 128K toast-rack later. Anyway…
[QUOTE=roko;684062]The Disciples ROM and RAM banks have no fixed ... control port (#1F). The DISCiPLE ROM *and* RAM are both paged in ... ('boot') places the DISCiPLE ROM at #0000 and the RAM at #2000 ... port places RAM at #0000 and the ROM at #2000, instead. The ...The Disciple clone... doable?Hi. As a spectrum user in the 80's this was the dream interface all-in-one for me. I have a 48k+ and planning on get a 128K toast-rack later. Anyway…
... the sense that the 8k Rom- and the 8k Ram-code might ... the emulated RAM with the ROM contents, and using an image of ... DISCiPLE RAM into #0000–#1FFF and DISCiPLE ROM into #2000–#3FFF. It ... , then both INIT_SYS and KSCAN_RES would keep the ROM image (in RAM ...The Disciple clone... doable?Hi. As a spectrum user in the 80's this was the dream interface all-in-one for me. I have a 48k+ and planning on get a 128K toast-rack later. Anyway…
... the emulated RAM with the ROM contents, and using an image of ... DISCiPLE RAM into #0000?#1FFF and DISCiPLE ROM into #2000?#3FFF. It ... then both INIT_SYS and KSCAN_RES would keep the ROM image (in RAM ... pressed, the ROM is paged in at address #0000". (And then the ...The Disciple clone... doable?Hi. As a spectrum user in the 80's this was the dream interface all-in-one for me. I have a 48k+ and planning on get a 128K toast-rack later. Anyway…
... off with RAM at #0000 and ROM at #2000, then things ... DISCiPLE RAM at #2000, and the ROM at #0000. I ... where the ROM has been paged, and crash rather ... if loading pre-initialised RAM and ROM from the same file. ... RAM followed by the ROM... and the various dumps I ...i am currently listening to........as i couldnt seem to find the old one, i didnt look that hard :P ive started a new one right after somebody asked me for some slayer ive rediscovere…
... s largest grossing concert act and simultaneously placed two of ... studio material from 1968 and 1969's follow-up sessions ... Cox, Mitch Mitchell, Stephen Stills and Lonnie Youngblood.
... loudly like most Hendrix fans enjoy. And all these issues on ...Rocky Gush Floppy Drive InterfaceI have a Rocky Gush Floppy Drive Interface which I would like to post the details under the Hardware section of the website. What is correct procedur…
...
The separate 'ULA' ROM and 'DOS' ROM images seem puzzling.
The action of SW1 and ... ULA ROM is exactly what it claims to be, and actually ... different addresses in the Sinclair ROM. This seems quite ingenious ...instructions preservation dilemmaI'm about to stick some less common titles on ebay tomorrow as part of the ongoing clearout. However, upon investigation, some seem not to have their…
... kept on quietly scanning away and my immediate plans are to ... that's the bit I enjoy (and would like to think I ... at my own pace as and when it suits me.< ... about my own scanning "efforts"(!?) and none of what I'm ... a day or so occasionally and then leave it for weeks ...Spectrum 128k +2 grey and EPROMhi all, i am try to fix my spectrum, right now i am little on dead end... i think a good idea is to test RAM/ROM on the Spectrum so i will try to c…
... compare pinouts between the EPROM and original ROM, and for pins that have ... connected on the board (socket?). And if necessary, modify pin connections ... that some pins of a ROM may have a different ... the same pin on another ROM, this depends on manufacturer. ...Tracking down the last few bugsHi all. My emulator nears completion. Like many, I have tested against the FUSE suite of tests, and my emulator passes every one. However, I still h…
... it depends on MEMPTR, and:
CB ROM [00-ff] 5 ... bit 3 and 5 in CB instructions?
But why ROM and RAM?Tracking down the last few bugsHi all. My emulator nears completion. Like many, I have tested against the FUSE suite of tests, and my emulator passes every one. However, I still h…
... depends on MEMPTR, and:
CB ROM [00-ff] 5 ... something related to bit 3 and 5 in CB instructions?[/ ... (I know I'm lazy and never did get back to ... />
[quote]But why ROM and RAM?[/QUOTE]
It ... all by data being in ROM or RAM like they ...RAM Diagnostic ROMhi all, i burn this ROM from here [url]http://www.fruitcake.plus.com/Sinclair/Interface2/Cartridges/Interface2_RC_New_RAM_Tester.htm[/url] and i a…
... communication channel between the CPU and the memory is called a ... between the Z80 CPU (IC9) and the ROM socket (IC 8 ). It ... between the Z80 CPU (IC9) and IC10 (Amstrad 40058 / PCF1306P).
and test for open circuit and short circuit faults ...RAM Diagnostic ROMhi all, i burn this ROM from here [url]http://www.fruitcake.plus.com/Sinclair/Interface2/Cartridges/Interface2_RC_New_RAM_Tester.htm[/url] and i a…
... in the ROM / EPROM / EEPROM (in the ROM socket, IC ... the Z80 CPU (IC9) and the ROM socket (IC 8 ). ... the Z80 CPU (IC9) and IC10 (Amstrad 40058 / PCF1306P ... so check and test for open circuit and short circuit ... />
The chip and pin numbering taken from the ...RAM Diagnostic ROMhi all, i burn this ROM from here [url]http://www.fruitcake.plus.com/Sinclair/Interface2/Cartridges/Interface2_RC_New_RAM_Tester.htm[/url] and i a…
... channel between the CPU and the memory is called ... the Z80 CPU (IC9) and the ROM socket (IC 8 ). ... the Z80 CPU (IC9) and IC10 (Amstrad 40058 / PCF1306P ... so check and test for open circuit and short circuit faults ... ic's cpu ula rom and anything goes where suppose ...LucasArts Shut Down By Disney"[B]After acquiring LucasArts and Lucasfilm last year for a hefty price tag of $4.05 billion, Disney has today announced that LucasArts has seen its …
... Jedi Knight II: Jedi Outcast and Star Wars Jedi Knight: Jedi ... fanbase for our Jedi games and in memory of LucasArts, we ... both games for people to enjoy and play with."[/I]LucasArts Shut Down By Disney"[B]After acquiring LucasArts and Lucasfilm last year for a hefty price tag of $4.05 billion, Disney has today announced that LucasArts has seen its …
Font hack that was used in a lot of early gamesThere was a little hack for changing the fonts on a spectrum and I remember it being used in a couple of old games on the 48k, it was a sort of ye od…
... one in the ROM. Then BASIC and the ROM routines would ... the font from the ROM. But you could get ... a copy for you and let you edit it, ... which covers numbers, capitals and punctuation and forget about the lower ... case and symbols (ASCII 96-127 ...New Demo! Rally FeverI was inspired at the weekend by the Rally Driver HiScore challenge in the 'games' section. I've been getting bogged down in another project that is…
... wanted to code something fun and simple: Rally Fever.
and not a cgc entry before ... z80 here.[/URL]
Enjoy and happy birthday ZX Spectrum![/QUOTE ...Keyboard scanning routines / techniques?What keyboard scanning routines or techniques do people use? I'm looking to write something which doesn't rely on the ROM-based keyboard scanner, an…
... vger) for other Sinclair machines and modern extensions (IDE, ethernet...) ... ) which multiplexes this line and adds redundancy mechanisms (CRC ... - in RAM using IM2 and in ROM.
There ... primitives, Kempston mouse driver and simple font engine. I ...New game: Funky FungusHappy Easter folks! What's better to do during these Spring holidays than playing some new game on our Spectrums? ;-) And lo, here is... [center] [y…
... Procedure :
- Grey +2 (english ROM) and DivIDE flashed with FatWare 0 ... not working (Presentation screen, and return to basic 48k ... unsupported), for english, french and spanish ROM.
English version doesn ... my DivIDE with esxDOS, and will see if that ...+2 Grey NMI problemMy shonky old +2 has always worked very well until recently, ive found that hitting the nmi button on my multiface will either do one of three things…
I would check for connections on PCB. If you have divIDE you may try to check stability with that.
Lately I had issue with diviIDE, that was solved by re-socketing Z80 and ZX ROM in Timex.
Now it starts every time, no freeze on NMI.
