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ZX48K 128K modHas anyone make this mod to the ZX48K? Does it work? [URL]http://hw.speccy.cz/128krebuild.html[/URL] Micky
... standard 128K or are you using the spare bits in #7FFD to ... -
ZX48K 128K modHas anyone make this mod to the ZX48K? Does it work? [URL]http://hw.speccy.cz/128krebuild.html[/URL] Micky
... standard 128K or are you using the spare bits in #7FFD to ... -
Memory mapping: Pentagon compatibility?I'm writing something that will rely heavily on the Spectrum's ability to switch screen buffers in hardware (port 0x7FFD). The original Spectrum 128K…
... /> [U]port 7FFD: (adressation - 01xxxxxx xxxxxx01 )[/U]
D0 = bank 0 ;128 ... ]
[U]port 7FFD: [/U](adressation ??? )
D0 = bank 0 ;128 kB ... ]
[U]port 7FFD: [/U](adressation ??? )
D0 = bank 0 ;128 kB ... -
Memory mapping: Pentagon compatibility?I'm writing something that will rely heavily on the Spectrum's ability to switch screen buffers in hardware (port 0x7FFD). The original Spectrum 128K…
... writing a game for the 128K machine. It redraws most of ... program into 16K, in RAM bank 2.
A better ... music tracker data, in RAM bank 0. As long as sprites ... -
Memory mapping: Pentagon compatibility?I'm writing something that will rely heavily on the Spectrum's ability to switch screen buffers in hardware (port 0x7FFD). The original Spectrum 128K…
... Pentagon 128K has very simple decoding, so xxFD works as 7FFD, and ... -
About BMP2SCR and IFLI filesOne of my doubts with LCD's image tool program is what I can do with IFLI files (ZX 128 mode), once I've converted any image in this format. How can …
... it relys on bank switching and second screen in 128K+, so puting ... -
How do you work with fonts on speccy?just curious really.. I know c64 workings, and obv. the spec you draw direct to screen.. on 64 , you'd make what would be equivalent to UDG.. and sa…
... the RAM disk on the 128K to swap the top/bottom of ... -
New Spectrum game *Nelo and Quqo* from Retroworks!!Yes!! A new game for our Spectrums just came out! A videoadventure in the mold of classics like Garfield or Snoopy, translated into english and with…
... swap for something
doll ?? = yup ... that friend in the "bank" needs ... -
Flash based rom replacement board for +2A/+3I'm sure I already started a thread about this, but I can't find it... Anyway, this post's to say that I've just sent off the order for the printed …
... so is it just the 128k bit and I have to ... the 48k rom and bank 3 the 128k? or is it the ... -
Flash based rom replacement board for +2A/+3I'm sure I already started a thread about this, but I can't find it... Anyway, this post's to say that I've just sent off the order for the printed …
... so is it just the 128k bit and I have ... the 48k rom and bank 3 the 128k? or is it the ... tap files (one for each bank) you can load them ... board that contained a debugged 128k editor, debugged basic, BBC ... compatability. All with a nice 128k style menu
... -
SpecBAS (SpecOS's BASIC interpreter) is updated - build 236Build 236 is up at [url]ftp://zxdunny.dyndns.org[/url] New for this release is the beginnings of a proper manual - all commands and functions docume…
... eg: After LOAD "progs/stars" BANK 2... how would I then ... : how about a command like SWAP BANK sourceID, destinationID...
PPS: ... 0 as the current running bank as default?...
... PPPS: I like the bank concept, its intuitive and simple ... -
SpecBAS (SpecOS's BASIC interpreter) is updated - build 236Build 236 is up at [url]ftp://zxdunny.dyndns.org[/url] New for this release is the beginnings of a proper manual - all commands and functions docume…
... />
LOAD filename$ BANK n
RUN [BANK n] filename$ [ASYNC]
bank. Multiple programs in one bank must have unique ... be any commands added to SWAP banks to allow them to ... br /> PPPS: I like the bank concept, its intuitive and simple ... -
zx spectrum +2 troubleshootingHi There I am new here and I need some advise as to where to look for issues on my zx spectrum +2 it was working fine this morning .. then while pl…
... the Spectrum 128K has... this is another "kind" of bank), composed ... memory. This bank is contended. The other bank contains memory for ... Spectrum without any of its 128K features, the memory map ... a chip in the contended bank is damaged. Further analysis is ... -
Broken +3I have noticed that some members on this forum prefer to repair Spectrums instead of just buying another one from ebay. I would like mine fixed at so…
... above tests.
2) Swap components from the working +3 ... I have always prefered the 128K machines... ASM prepares for a ... -
zx spectrum +2 troubleshootingHi There I am new here and I need some advise as to where to look for issues on my zx spectrum +2 it was working fine this morning .. then while pl…
... this from the Zx Spectrum 128k Technical service manual
I ... according to them the Contended bank is IC's 6-13 ... just striped within a particular bank (that would make sense I ... -
Alien8 will not run on Divide?I can't seem to get Alien8 running on my 128+ with Divide. I have the original tape and have loaded into an emulator to create a snapshot, (.z80) an…
... /> So What does that disable bank switching do that lets the ... ]
Some earlier (pre 128K) games use code which will ... 48K BASIC as this disable bank switching, but DivIDE uses USR0 ... like 48K BASIC, but enables bank switching. -
Games roomIt's always been a dream of mine to one day own a house and in that house to have a room dedicated to gaming. Not a bedroom with a TV and a console, …
... to play with a quick swap of a SCART cable....The ... has a 48k Speccy, A 128k Speccy, a C64 and a ... -
Games in machine codeHi everyone, How do go about doing multiple shots like a machine gun, do you have to store every x and y position of each bullet? When you kill som…
... />
ld a,b
swap a
and a,$0F ... ebay today (Original 48K and 128K+) so I'm gonna go ... -
Spectrum 128K RS232 to PC serial cableIf you have read some of my recent posts then you will know that I am eager to link my Spectrum +3 to a PC. This will be done by wiring a standard PC…
... />
; --------------------------------------------------------------------------
; 128K SPECTRUM LINK V1.0
Programming flash eprom on DIVIDE+Can you test it on DIVIDE PLUS ? [url]http://velesoft.speccy.cz/other/flasher-divide-plus.zip[/url] (This flash utility is WINSTON's flasher for dia…
... the design based on the +128K startup menu.
Can ... to start in 48K or 128K Mode
b) An option ... code with access to port 7FFD = on ZX128 models this games ... must disable paging on port 7FFD) or can be used fixed ...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…
... To access more RAM requires bank switching? I think Im keeping ... directly use 64K and use bank switching for an additional 64K ... without increasing the RAM past 128K on the main processor? Probably ... needed to use bank switching for separate 48K and 128K ROMs?
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…
... directly use 64K and use bank switching for an additional 64K ... separately having a maximum of 128K each? As both would be ... without increasing the RAM past 128K on the main processor? Probably ...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…
... can break your heart and bank balance trying to maintain backwards ... break the bank to have a separate 48k and 128k ROM in ...Z88DK/SP1 library u_malloc() questionHi All, It may possibly be more appropriate for me to post this on the Z88DK forum, but I know quite a few WoSSers have used Z88DK, so here goes:- …
... allows me to produce 128K games with bank switching without having to ...Activision's Ghostbusters (1984 version)Did anyone ever manage to work out (or hack) the account numbers? If so, are they the same for the 1986 rehash?
... account lookup"
16 PRINT " Bank of Ireland edition"
17 ... tested the program against the 128K version, only the Speedlock'd ...RGB to VGA convertor for ZX128/+2/+2A/+3David Luftner release source code (VHDL) of SCANDOUBLER for ZX128/ZX128+2/+2A/+3: [url]http://velesoft.speccy.cz/other/scandoubler-for-zx128_fixed_by…
... of the second screen on 128k Spectrums.[/QUOTE]
Mmm ... need logic to decode ports 7FFD and 1FFD to know which ... bytes (well, 13824 bytes for 128K) can be fitted in a ...Platformer BAS file?Does anyone have an example of a platformer in BASIC? Specifically one that uses drawn sprites, etc.
... written to run on a 128K Spectrum so if I had ... out to RAM disk and swap as required to reduce the ...Platformer BAS file?Does anyone have an example of a platformer in BASIC? Specifically one that uses drawn sprites, etc.
... written to run on a 128K Spectrum so if I had ... out to RAM disk and swap as required to reduce the ...Speccy 128 Shadow screen.How much is the shadow screen used in 128k commercial software? I ask because I am looking at putting 128k of memory in the 48k setup I have been bu…
... copy. Doesnt cover the 128k at all however.[/QUOTE]< ... pages dedicated to the 128K ULA in the ULA ... 128K ULA is identical to the 48K.
The RAM bank ... a 48K Spectrum a 128K Spectrum memory model? If ... handling provided by the 128K PAL chip, the behaviour ...
