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Calculating the address of a pixel?Hi Folks, Is there an easy/quick way of calculating the memory address of a pixel? So for example, if I wanted to "plot" pixel at screen coordinate…
... is that important? Because the spectrum ROM is a modification of the ... ROM in time.[/QUOTE]
This only proves my point that Spectrum ... A year prior to the spectrum coming out, Sinclair was ... you can imagine. Besides spectrum screen usually was refreshed in ... -
Calculating the address of a pixel?Hi Folks, Is there an easy/quick way of calculating the memory address of a pixel? So for example, if I wanted to "plot" pixel at screen coordinate…
...
(3) Expression evaluator ? the Spectrum?s evaluator can handle almost ... time, I recall the Spectrum?s BASIC was considered ... ?end product? of the Spectrum ROM as being imperfect (but explicably ... ?issues? that made the Spectrum?s design problematic can be ... -
Need in beta-taster`s helpHello to all. I have developed hard-soft emulator of ZX Spectrum 48, but there are problems in work. My topics is: [url]http://www.worldofspectrum.or…
... some routines which corrupt the ROM (assuming you've not write ... -protected the ROM area).
Try CIRCLE ... at various places in the ROM and then try using BASIC ... /> I advise reading the online ROM disassembly at Geoff Wearmouth's site ... -
Need in beta-taster`s helpHello to all. I have developed hard-soft emulator of ZX Spectrum 48, but there are problems in work. My topics is: [url]http://www.worldofspectrum.or…
... . If you search Geoff's ROM disassembly for L2DE3: you should find ... -
Converting a decimal number to binary...Hi Folks, Been thinking about ways to convert a decimal number to 8 bit binary and came up with the following: [CODE]100 REM ----------------------…
... a function, but reading the ROM disassembly, I see that it's ... -
Recent talk of developing new SpectrumsHi all, I can see from a few threads on here that some Wossers like Vasil and Aien 8 are interested in developing more powerful Spectrums or improvi…
... streams" and "channels" in Sinclairs ROM does not provide anything like ... the "channels" bit of the ROM was never finished.
... . See the 'Complete Shadow ROM disassembly', also see the Spectranet source ... routine using the MAKE-ROOM ROM call. The stub routine ... -
Z80 Edge Connectors - ProjectsHello there my fellow Spectrum-mites I am looking to source a few of these connectors - while I could just rework some old ISA socket for proto's I …
... />
its about the Spectrum ROM boot system... now I know ... very little about the overall spectrum... I know a bit ... to use (boot from) ROM's attached to the ... +2A has stock +2 ROM's, however the plug-in ... expansion contained +2e ROM(s) - could I boot ... -
Z80 Edge Connectors - ProjectsHello there my fellow Spectrum-mites I am looking to source a few of these connectors - while I could just rework some old ISA socket for proto's I …
... />
its about the Spectrum ROM boot system... now I know ... very little about the overall spectrum... I know a bit ... to use (boot from) ROM's attached to the ... +2A has stock +2 ROM's, however the plug-in ... expansion contained +2e ROM(s) - could I boot ... -
Fast LogsAnyone know of a fast ln function I can steal? The ROM function seems to be hideously slow. I wrote a look-up table dirty and less accurate sin func…
... #669299bb1abb056a[/url]
The Spectrum ROM, like that of the ZX81 ... ZX81 ROM by almost 200 bytes and that of the Spectrum by ... .
In error, the ZX Spectrum used compressed data for the ... as true.
The Spectrum manages only line 20 while ... -
I cant get this listing to run!Ive read this through so many times my eyes are misting up! [url]ftp://ftp.worldofspectrum.org/pub/sinclair/magazines/DUC/Issue08/Pages/DUC0800039.jp…
... copied by the system from ROM into the 6116 RAM (residing ... can be found in the ROM disassembly, available on WOS. -
Minor Update to Gasman's Midi2BEEPDon't know whether this is worthy an announcement, but for those of you who enjoyed Gasman's midi2BEEP utility, a new variant has been made called mi…
... to down load his SE Rom (version 2.1) from [url ... /sinclair/interface2-roms/SEBasicV2.21.rom.zip[/url], an emulator, say ... [/url] (replace the Spectrum.rom file with the SEBasic rom), and type in ... -
Maketzx...Whats the state of play?Been out of the whole emulation bit for...a while :) But, back in the saddle, ready to transfer some more tapes.....except...maketzx doesnt seem to w…
[QUOTE=polomint;525961]I've got some pics I want to email you...
YOU HAVE MALE!!!!
Oooops...[/QUOTE]
Erm, thanks but no thanks :p
can I have a rom disassembly instead? ;) -
Maketzx...Whats the state of play?Been out of the whole emulation bit for...a while :) But, back in the saddle, ready to transfer some more tapes.....except...maketzx doesnt seem to w…
... />
can I have a rom disassembly instead? ;)[/QUOTE]
What ... such as the flash replacement rom, I think it is disgusting ... -
Copying a SCREEN$ in ZX BASIC in 1 second?!Following on from the revived "[thread=20207]Saving a complete SCREEN$ in BASIC[/thread]" thread (although Arjun really only needed a suitable POKE i…
[QUOTE=Paddy Coleman;526119]Wow, I bow down in the presence of genius! Awesome knowledge.[/QUOTE]
I just followed through the code in the Logan/O'Hara ROM Disassembly to work out the reason for the slicing error. A very useful book. -
Copying a SCREEN$ in ZX BASIC in 1 second?!Following on from the revived "[thread=20207]Saving a complete SCREEN$ in BASIC[/thread]" thread (although Arjun really only needed a suitable POKE i…
... in the Logan/O'Hara ROM Disassembly to work out the reason ... -
This might be something new[img]http://www.711chan.org/test/src/130427925559.png[/img] Have a look at this screenshot of my emulator ZX82. Notice the copyright message? That's…
... source replacement for the ZX Spectrum ROM.[/quote]
Well it ... to save files from the Spectrum into a directory, or save ... of the ZX Spectrum font is, but the original ROM is loaded ... :-)[/QUOTE]
The ZX Spectrum font is (c) 1982 Amstrad ... -
This might be something new[img]http://www.711chan.org/test/src/130427925559.png[/img] Have a look at this screenshot of my emulator ZX82. Notice the copyright message? That's…
... eventually won't need any ROM.
That's because I ... hope to replace any ROM routines with routines running on ... doing that is that the Spectrum ROM doesn't exactly have well ... of some instructions in the ROM.
I'm not ... -
This might be something new[img]http://www.711chan.org/test/src/130427925559.png[/img] Have a look at this screenshot of my emulator ZX82. Notice the copyright message? That's…
... doing that is that the Spectrum ROM doesn't exactly have well ... in the context of ZX Spectrum emulation): one is, that ... demonstrate this by interpreting ZX Spectrum syscalls and demonstrating how it ... improve the capability of the Spectrum, but I don't think ... -
Japan Tsunami AppealAs some of you will be aware, I've been tinkering with an open source version of SE Basic that could be distributed with hardware without infringing …
... non-free section. An unencumbered ROM would allow Fuse to go ... open source replacement for the Spectrum ROM... and it's for a ... plus, we get a Speccy ROM that we can use without ... such a positive attitude towards Spectrum emulation, but we shouldn't ... -
This might be something new[img]http://www.711chan.org/test/src/130427925559.png[/img] Have a look at this screenshot of my emulator ZX82. Notice the copyright message? That's…
... demonstrate this by interpreting ZX Spectrum syscalls and demonstrating how it ... improve the capability of the Spectrum, but I don't think ... unlike the rest of the Spectrum ROM, +3DOS does have a well ... -
Multiface 3 questionsI did have one once although it was actually faulty from new (about 1990, probably new old stock) :( was a 50/50 chance it would crash when you press…
... a version for the Spectrum on this site:
Spectrum ROM, state of the registers ... I use with my Spectrum 48k+. It should ... reading .tap, tzx (rom loaders only) and .z80 ... makes them great for loading Spectrum emulator files:-
This might be something new[img]http://www.711chan.org/test/src/130427925559.png[/img] Have a look at this screenshot of my emulator ZX82. Notice the copyright message? That's…
... unlike the rest of the Spectrum ROM, +3DOS does have a well ...Introduce yourself[SIZE=3][FONT=Comic Sans MS]This is the thread to stop by & introduce yourself.[/FONT][/SIZE]
... open source version of the Spectrum ROM (which will make it easier ...So what is the best Spectrum?I've had a search and even though i can remember a similar thread somewhere I'll twist it a bit. Whats the best "unmodified" Spectrum? (modification…
... on TS2068 using a ZX Spectrum ROM and I was able to ... a TC2068 using the ZX Spectrum emulator cartridge. I believe those ...So what is the best Spectrum?I've had a search and even though i can remember a similar thread somewhere I'll twist it a bit. Whats the best "unmodified" Spectrum? (modification…
... on TS2068 using a ZX Spectrum ROM and I was able to ... a TC2068 using the ZX Spectrum emulator cartridge. I believe those ...Japan Tsunami AppealAs some of you will be aware, I've been tinkering with an open source version of SE Basic that could be distributed with hardware without infringing …
... task of creating the ROM would have been impossible ... chunks of the SAM Coupe ROM under the GPLv2.
ROM.
Andy ... of keys on the Spectrum and just use the ... ROM in the same folder as JSpeccy.jar and rename it spectrum.rom ...Print TextHow do i print text on the bottom left row(memory location in attribute 23295) of the screen in assembly? I understand the parts better on paper and …
... ) Call CHAN-OPEN in the ROM.
3) Recursively call PRINT ... to you then read the ROM disassembly until it does. Someone else ...Print TextHow do i print text on the bottom left row(memory location in attribute 23295) of the screen in assembly? I understand the parts better on paper and …
... ) Call CHAN-OPEN in the ROM.
3) Recursively call PRINT ... to you then read the ROM disassembly until it does. Someone else ...JSpeccy 0.88.4 releasedA new JSpeccy has been released. The main changes are: [LIST] [*]Resolves a problem in AY emulation code what affects the sound of Retrowork's game …
... spectrum.rom
128-0.rom
128-1.rom
plus2-0.rom< ... br /> plus2-1.rom
plus3-0.rom
... rom
plus3-2.rom
plus3-3.rom
mf1.rom
mf128.rom ...
mfplus3.rom
