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maximum addressable RAM for a Z80 using bank switching?What is the maximum addressable RAM for a Z80 using bank switching? The Enterprise64 home computer could address up to 4MB, is this the limit for a …
... point whatsoever for a ZX Spectrum. Well maybe bumping 128 to ... / 512K on the toastrack / +2 / +3 models might see [I]some ... the RAMdisc useful under CP/M on the +3.
(The most ... -
Best Demos please?Hi, I have just discovered how good the demos for the spectrum are, I have been a spectrum owner for years but apart from the work I used to look at …
[QUOTE=Ralf;725675]As for +3 the biggest problem weren't ... a network of VAXen emulating CP/M. By the time of the ... Sinclair employee. He wrote the Spectrum ROM based on his previous ... Cantab with Richard Altwasser (the Spectrum's hardware designer).
CP/M for +3looking for CP/M for +3: [url]http://www.worldofspectrum.org/infoseekid.cgi?id=0014024[/url]
... for the ports of the CP/M operating system to Amstrad machines ... and later CP/M 3.0 ("CP/M+") for the CPC6128, PCW range and Spectrum +3.
Are there any custom +3 DOS file systems?I'm looking to see if there are any custom +3 DOS disk file systems available rather than the 40 track, 9 sector, 512 bytes/sector (I think that is r…
... standard from the first CP/M machines to the end ... great in a real spectrum but not in emulators. ... of 180k (3 inch floppies) or 720k (3.5 inch ... .mediafire.com/download/pns09hkhn1z7h78/Spectrum+blank+disks+%28full%29. ... be used by our +3). Look into DU54 folder ...Tile routinesHi all, Please does anyone have any examples of tile routines in pure asm to set up maptile screens. I would like to try and understand them and ti…
... each sprite.
I'm using:
"org ... on map
cp 255
ret z ; if ... it's a bomb (tile 3)
cp 2 ;
jr z ... routine is taken from "advanced spectrum machine language"
ld a ... 1,1,1,3,3,1,3,1,3,1,3,1,1,1 ...What if Sinclair had released a 16 bit Spectrum?Had Sir Clive not wasted his companies money on the white elephant that was the C5 and instead focused on competing with his rival computer manufactu…
... a lock-up full of 3" drives from over purchasing for ... onto the side for the Spectrum.[/QUOTE]
There was ... also the PCW series, with CP/M software.
All the ... Amstrad PC clones used 3.5" or 5.25" discs ...What if Sinclair had released a 16 bit Spectrum?Had Sir Clive not wasted his companies money on the white elephant that was the C5 and instead focused on competing with his rival computer manufactu…
... that drove sales. The spectrum accidentally had enough of a ... game software that kept the spectrum going long after its technical ... it was the Z88, launched 3 years after the Amiga.
cp/m machines that cost much more ...New Tool: HCDisk2Hi, I bring to your attention a new tool that I wrote: HCDisk2. HCDisk2 is a command line tool able to transfer files stored on several file system …
... besides the HC, as the CP/M format was about the same ... reused for HC BASIC and Spectrum +3 BASIC file systems.
It ...unable to identify .... +3 disksHi all, I get with one bundle auction titles who I unable to identify... If any one is better with this, will be great.. [IMG]http://forest.no-ip.o…
According to the DOC files on the "Advantage" Disks they aren't for the Spectrum +3, they're actually for the Amstrad CPC and PCW running under CP/M.unable to identify .... +3 disksHi all, I get with one bundle auction titles who I unable to identify... If any one is better with this, will be great.. [IMG]http://forest.no-ip.o…
... software still work on a +3 under CPM? [/QUOTE]
CP/M, or native Spectrum programs). I wrote quite ... a few of my +3 utilities ...Speccy Vs Amstrad CPC Vs C64I hope no one minds me posting this here as well as in the announcements section. I'll delete it if there is a problem. It's childish fun but can I …
... +3. Upgraded for the same reason, so it could run CP/M.[/QUOTE ... ]
Adding CP/M capability to the Spectrum (+3) did not ...Speccy Vs Amstrad CPC Vs C64I hope no one minds me posting this here as well as in the announcements section. I'll delete it if there is a problem. It's childish fun but can I …
[QUOTE=1024MAK;811427]Adding CP/M capability to the Spectrum (+3) did not really make ... least the C128 could run CP/M in an 80 column display ... speccy as far as I'm concerned.Serious SpectrumHas anyone here used their Spectrum for anything other than gaming and programming back in the eighties? I see all these business and productivity ap…
... Studies GCSE project on my Spectrum +2 in 1989/90. I ... business, especially the +3. You could run CP/M on that and everything ...Things you hated about the speccyFor me it would be the Kempston interface coming loose and the machine crashing after a good session of waggling my joystick.
... the +3 would have got it too and CP/M would have ... that if the +2A/+3 had the same contended ... Amstrad then went with the 3" drives)
... [/quote]
Yep, 3.5 inch disk drive would ... but then whenever did a Spectrum ever take the standard ...Abersoft Adventure 1This may not be of interest to anyone but me, but I've taken a quick look at Abersoft's Adventure 1, and written up the internal database format [url…
... +Woods$ lists all the known Spectrum ports and derivatives of ADVENT ... research on Mike Goetz's CP/M ports a while back, since ... I'd played (under CP/M on a +3).
The thing ...Can you run the same program on a Speccy and Amstrad CPC ?Both of these machines are Z80 based and I know many Amstrad CPC games were straight ports of the Speccy. Some of the CPC games I seen on YouTube loo…
... same .COM file under CP/M on a +3 and a CPC6128.
Spectrum hardware, and detect (probably by ...Abersoft Adventure 1This may not be of interest to anyone but me, but I've taken a quick look at Abersoft's Adventure 1, and written up the internal database format [url…
... lists all the known Spectrum ports and derivatives of ADVENT ... research on Mike Goetz's CP/M ports a while back, ... I'd played (under CP/M on a +3).
... any time soon. I'm not terribly interested about it ... />
Besides, I'm trying to port a 350 ...What should your speccy have come with ?:) I was thinking about this earlier. What changes should of been made to the Speccy when you purchased yours ? Realistically this topic really…
...
- Yamaha AY-3-8912 3-channel sound generator
spectrum with most operations including ... drive (similar to Amstrad +3) with Uni-DOS MGT filesystem ... Graphics workstation)
- CP/M 2.2 DOS support
Send in the ClonesPlease name all the Spectrum clones out there ( I would say I need it back on my desk in 5 minutes , but I will be a bit more generous in this case!…
... br />
ZX Spectrum 128 +3 - A small hardware revision ... included the book {ZX Spectrum +3 Manual|Amstrad}.#The ROM ... the special set, {ZX Spectrum +3 Action Pack|Amstrad}.
... ZX Spectrum 48K|Sinclair Research Ltd} featuring BASIC extensions (CP/M, TR ...Send in the ClonesPlease name all the Spectrum clones out there ( I would say I need it back on my desk in 5 minutes , but I will be a bit more generous in this case!…
... />
ZX Spectrum 128 +3 - A small hardware revision ... special set, {ZX Spectrum +3 Action Pack|Amstrad}.#The ... package included the book {ZX Spectrum +3 Manual|Amstrad}.
Spectrum 48K|Sinclair Research Ltd} featuring BASIC extensions (CP/M, ...Spectrum Next in the ArchiveWhen the Spectrum Next is launched, should it be added to the archive, and games archived as per usual WoS usage? There are a lot of new games annou…
... which is the development of CP/M architecture ATM Turbo 2, ... PentEvo sometimes also called ATM-3. ATM Turbo has nothing ... development of the ZX Spectrum, and its programs are ... evolutionary development of the ZX Spectrum. Configuration TSEvo, or simply ...The ZX Spectrum as a Business MachineMaybe it is time to treat this"business" side of the Spectrum more seriously . What spurred me int action was the arrival in the post today (from Eb…
... had a fast 16MHz Z80, 3.5" DOS compatible drives. The ... tons better), no BASIC or CP/M or computer languages of any ... 2, Told anyone in the Spectrum community it was going to ... in Dixons.
or, 3, Done almost anything other than ...List of Dual Format Disks, Spectrum/AmstradIs there a list of Dual Format Disks that have both Spectrum +3 and Amstrad CPC on the same Disk? I know of: G-Loc Lancelot MERCS Final Figh…
Don't know if this is of interest to you, but I have some CP/M software disks that work with Spectrum +3, Amstrad CPC, and PCW. I can dig them out if you need more info.Were the full Sinclair Loki specs ever actually known?I was just curious. A lot was leaked to the media, but the exact specs seem different depending on source. Some say it could support up to 512x256 an…
... ? Was there ever GEM for CP/M? ) - not heard of anything.
spectrum...But as a matrix.
3.5MHz access speed to build ... blitter could have operated at 3.5 MHz too, and have ...Missed opportunities in the 80'sAll the talk of the Loki got me thinking... What if someone had built an expansion box for the speccy that had the 3812 Yamaha music chip ( Adlib Sou…
... that business software. Even old CP/M machines were still expensive back ... the hood. Would still play Spectrum games and probably have an ... was building a few AY-3-8910 based sound cards back ... have replaced a LOT of spectrum components that people bought as ...Missed opportunities in the 80'sAll the talk of the Loki got me thinking... What if someone had built an expansion box for the speccy that had the 3812 Yamaha music chip ( Adlib Sou…
... expansions for the other ZX Spectrum models (apart from internal ... tell. The Amstrad +3 could run CP/M. But how many people ... a lot of CP/M applications. Plus the Spectrum (before Amstrad took ... upgrade the ZX Spectrum was when the ZX Spectrum+ was introduced. ...More "What could have been"... The Z280.So in chasing up the Loki specs, I happened upon some parallel developments... And had Sinclair gotten to make the Loki, there could have been some i…
... but quirks aside, the Spectrum+ keyboard and even the QL ... in a larger pitch. 0.3" I think it was. ... a good choice for the Spectrum, and at the time ... both QL modes and Spectrum modes of video were ... deal with Digital Research for CP/M and GEM (windows forerunner), ...More "What could have been"... The Z280.So in chasing up the Loki specs, I happened upon some parallel developments... And had Sinclair gotten to make the Loki, there could have been some i…
... operates faster than 3.5MHz. On the Spectrum Next, the expansion ... with something. In the Spectrum Next, the hardware hides ... ram memory mapping. Some important spectrum devices have snapshot buttons ( ... If you're running a CP/M program and it executes an ...
