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The I register pointing to $40–$7f causes ULA snow and a crash. Or does it?I have heard it from numerous sources, including a few members of this forum, that 128K/+2 machines crash if the I register points to a range of $40–…
... ), identical code runs on the 128k/+2 but crashes on a ... between the +3 and regular 128k. So it also needs to ... off, 48k rom selected, normal paging
ld b,$7f ... />
; Load main loader over basic area
ld ix ... -
Any reason to prefer the 48k version of a game over 128k?Title says all... are there any games for which it makes sense to play the 48k version if there is also a 128k version? To my understanding, the 128k…
... written in basic runs slower on a 128K machine, ... this only applies to basic, not machine code?[/quote ... a BASIC program in 128K mode on a 128K machine ... purely a BASIC interpreter thing. Sinclair BASIC was always ... much slower in 128K mode. ROM paging isn't that ... -
BREAK key on 128k SpectrumWhat happens when BREAK is pressed on a 128k Spectrum? Why is it different from what happens on a 48k Spectrum. Is there a way to disable it or to …
... ,$5b2f ;REGNUOY (+2A/+3/+3e paging)
[/code]
128k; =65 +2; =233 +2A ... ;REGNUOY (+2A/+3/+3e paging)
MCCONT: push hl ... ,9000 ;line number of BASIC error handler
ld ... -
A snapshot to transfer converterI'm programming a tool that takes an snapshot file and convert it to a tape file that mimics those created with transfers. This is a long term projec…
... tape will only work in 128k machines and it contains three ... that can are loaded from BASIC. The main advantage is that ... game will be loaded using BASIC but paging will be locked before ... -
Robots RumbleA very enjoyable game... [img]https://2.bp.blogspot.com/-URgYNfcz940/W6VwNEVGVLI/AAAAAAAAOtQ/bRnSK5dSqIwJord6qn0x7kezOOrUTUcHQCLcBGAs/s320/rr.png[…
... on my Omni loading the 128k version causes a reset soon ... play. If I lock the paging register no problem but I ... NMI menu and loading from BASIC using .tapein etcc. This is ... -
Robots RumbleA very enjoyable game... [img]https://2.bp.blogspot.com/-URgYNfcz940/W6VwNEVGVLI/AAAAAAAAOtQ/bRnSK5dSqIwJord6qn0x7kezOOrUTUcHQCLcBGAs/s320/rr.png[…
... on my Omni loading the 128k version causes a reset soon ... play. If I lock the paging register no problem but I ... NMI menu and loading from BASIC using .tapein etcc. This is ... -
Robots RumbleA very enjoyable game... [img]https://2.bp.blogspot.com/-URgYNfcz940/W6VwNEVGVLI/AAAAAAAAOtQ/bRnSK5dSqIwJord6qn0x7kezOOrUTUcHQCLcBGAs/s320/rr.png[…
... on my Omni loading the 128k version causes a reset soon ... play. If I lock the paging register no problem but I ... NMI menu and loading from BASIC using .tapein etcc. This is ... -
Robots RumbleA very enjoyable game... [img]https://2.bp.blogspot.com/-URgYNfcz940/W6VwNEVGVLI/AAAAAAAAOtQ/bRnSK5dSqIwJord6qn0x7kezOOrUTUcHQCLcBGAs/s320/rr.png[…
... on my Omni loading the 128k version causes a reset soon ... play. If I lock the paging register no problem but I ... NMI menu and loading from BASIC using .tapein etcc. This is ... -
Robots RumbleA very enjoyable game... [img]https://2.bp.blogspot.com/-URgYNfcz940/W6VwNEVGVLI/AAAAAAAAOtQ/bRnSK5dSqIwJord6qn0x7kezOOrUTUcHQCLcBGAs/s320/rr.png[…
... on my Omni loading the 128k version causes a reset soon ... play. If I lock the paging register no problem but I ... NMI menu and loading from BASIC using .tapein etcc. This is ... -
Tape to +3 disk transferWhen the first basic part was merged from tape, to be saved to disk, and it looked like this: [img]https://i.imgur.com/UQx1hc2.jpg[/img] how di…
... where every 128k has the paging routines), system variables and BASIC areas... no ... surprise that it won't work in a 128k ... can be split with this BASIC program:
[code] ... interrupts enabled and uses the BASIC ROM, so you'll ... -
New Utility to Transfer Z80 Snapshot to +3 DiskSince getting a Gotek for my +3 it has been my go to machine. The biggest downside however is the lack of older games on disk format with pretty much…
... with just the data (no basic) @ 16384
this ... be loaded via
basic which loads the code @ ... code]
In it's basic form to use the utility ... you always need a basic loader to launch the ... />
A simple basic loader code would be as ... -
New Utility to Transfer Z80 Snapshot to +3 DiskSince getting a Gotek for my +3 it has been my go to machine. The biggest downside however is the lack of older games on disk format with pretty much…
... /> -b: do not add autorun basic routine to disk, useful if ... the loader code, autorun basic & 128k 2nd file visible on disk ... AY chip & paging off.
Useful for 128k snapshots with erroneous ... -
New Utility to Transfer Z80 Snapshot to +3 DiskSince getting a Gotek for my +3 it has been my go to machine. The biggest downside however is the lack of older games on disk format with pretty much…
... I've added a 2nd basic loader for disks with only ... /> ║ -b: do not add autorun basic routine to disk, useful if ... the loader code, autorun basic & 128k 2nd file visible on disk ... .
║ 2: force 48k + paging. Works on 128k & 48k snapshots. Only ... -
Z80onDSK now compatible with +3e with ZXMMC or similarJust updated my utility to work on Spectrums equipped with +3e ROMs and IDE storage. I've tested this with ZXMMC at the moment but don't think there …
... -b: do not add autorun basic routine to disk, useful if ... loader code, autorun basic & 128k 2nd file visible on ... /> ║ 2: force 48k + paging. Works on 128k & 48k snapshots. Only ... 3: force 48k no paging. For 128k snapshots as this is default ... -
A couple of random questions......because, why not? (1) USR0 mode on the +3/+2A/B I know of its existence, I know how it's used, and I have some games that require it to work o…
... typing LOAD "" in 128 BASIC?[/quote]
All USR0 ... is executes the 48K BASIC ROM, which resets a ... which it does by paging in and out a ... shortcut introduced by the 128K BASIC interpreter and carried over ... it directly in your BASIC listing—the interpreter will ... -
If you had four roms...Just wondering if you were designing a Spectrum from scratch, and you used a 27512 EPROM, which would hold about 4 spectrum roms, what you would inst…
... the OS routines and BASIC could have been programmed to ... .
The 128k editor is nicer than the ... bytes. Do we provide paging of the top 16k ... memory map (all RAM) paging out the screen RAM ... more flexible you make the paging system, the more complex ... -
how can we load +3dos files in assembly?is there some way to load +3dos files in assembly, like calling bios routines somewhere? (like defining in registers the filename string address in m…
... [b]First bug:[/b] The paging code is incorrect (my fault ... hl),a ; Update BANKM so BASIC is happy ;)
ld bc ... paging
; ei is optional[/code]
EXPLANATION:
- Spectrum 128k ... bug:[/b] Before returning to BASIC, restore the default memory ... -
Max RAM for ZX Spectrum gamesHow much RAM can be used for single level/whole game? On tape writing.
... /128K in machine code, but less if you want to use BASIC ... and load it independently on 128K.[/quote]
The ... necessary in any case. The paging essentially storing the additional levels ... br /> If it's exclusively 128k it's probably still easier ... -
zx32: cursor keysAre the cursor keys emulated on zx32? I ask because i want to select the 128k Basic option from the opening menu in Spectrum 128 mode, but when I pre…
... i want to select the 128k Basic option from the opening menu ... /> So how do I select 128K basic in zx32? -
TZX / TAP of Glider Rider 128K Can anyone help me find a TZX or TAP version of Glider Rider 128k . The only versions I can find are Z80 snapshots or a TAP file which is a version …
... br />
Addams Family 128k - Ocean
Bravestarr - US ... DNA Warrior - Cascade
Earthlight 128K - Firebird
Prison Riot - ... Players Premier
T-Wrecks 128k - Gremlin Graphics
... -
Wanted: TZX of Technician Ted 128k RemixAfternoon again, So anyone have an original or copy of the title mentioned, we only have a Z80 of this one. A TZX of the 128k version would be nice…
Spectrum stuff for saleSpectrum 128with colour monitorPRSM ql14 in black case cruiser joy stick Opus Discovery double disc drive with box Organ master in box with inst Saga…
48k with keyboard of 128k+2 and tapes..ahoi!i worked to make a 48k+ with keiboard of 128k+2 and i want to send it! so i have many tapes with games, workings'n' demo, compilation, fanzine!!!! fo…
i worked to make a 48k+ with keiboard of 128k+2 and i want to send it! so i have many tapes with games, workings'n' demo, compilation, fanzine!!!! for info contact 0347 8783346 or 3478783346.128K+2 & 100+ games ** For Sale **Hi, If anyone is interested I have a 128k+2 for sale. This comes with Sinclair & Other Joystick, and over 100 Games. All is in excellent condition (…
... is interested I have a 128k+2 for sale.
This ...speccy 128kI have a spectrum 128k that seems to work fine and load games ok. When I power it on for the first time I get the usual options screen, no problem. B…
I have a spectrum 128k that seems to work fine ...looking for 128k keypad(spanish. vers.)I am looking for a 128k keypad, spanish version(since these were only supplied with spectrums sold in spain)or english version ;) Estoy buscando un k…
I am looking for a 128k keypad, spanish version(since these ... un keypad para el spectrum 128k. El keypad se vendio en ...ZX Spectrum 128k +2Hi, can anyone help me out? I'm trying to get a 128k +2 (the black one), im not bothered about it being boxed or anything (as the price is usually …
... 'm trying to get a 128k +2 (the black one), im ...ANNOUCE: Spin Public Beta 0.1d now availableWell, after the overwhelming response to the previous announcement here on WOS Forums, I thought I'd best post that SPIN 0.1d is up. Here's the CSS …
... where unavoidable, ie, loading a 128k
snap into a 48k ... the loader
option in 128k modes.
Fixed a small ... ,
right!).
Added the basic bones of the debugger - work ...128k games wanted.I just got hold of a working +2, and would like some tested and working 128k games for it. Will pay cash, or swap for hardware/software etc... Any 1…
... like some tested and working 128k games for it. Will pay ... /software etc...
Any 128k games considered, as I only ...
