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Idk>le me browsing through some game's code >..... [code]61A8 F5 push af 61A9 3EFF ld a,FF 61AB D37F out (7F),a 61AD D33F ou…
... a block of data into memory from the remote machine (which ... and write it to the 128K memory paging port
B6 (624e ... ) = write a memory block to the remote machine ... -
16K/48K Lower RAM (4116) replacement.You may want to read [URL="http://www.worldofspectrum.org/forums/showthread.php?t=37957"]this thread[/URL] for background information on the quest t…
... to replace the non contended memory bank?
PS: your module ... /simm-adapter-for-replacing-lower-memory/13-making-it-pretty[/url ... -
16K/48K Lower RAM (4116) replacement.You may want to read [URL="http://www.worldofspectrum.org/forums/showthread.php?t=37957"]this thread[/URL] for background information on the quest t…
... to replace the non contended memory bank?[/QUOTE]
Such a ... -
Corrupt paper on zx spectrum 48kHi. When I power up my spectrum (issue 3) I get the light grey border, but the paper is black and it switches between thin red vertical lines and thi…
... />
But I think the memory is interleaved, so I'm ... than one chip in each bank. Pretty sure this makes the ... in half to the lower memory bank and see if it boots ... you have one fully working bank.
From there you ... -
Possible dodgy +2 - resets when loadingSo I have a grey model +2 with a recently refurbed tape deck (new belts and cleaned heads). It might be a product of bad loading, but from what I ca…
... freescape games and some 128k versions / 128k only games. Specifically it ... :)
48K mode disables 128K RAM paging until a reset ... this? I suspect there are memory test programs I can use ... second quick look for a 128K memory test program and couldn't ... -
Copying data between memory banks in USR0 modeI am experimenting with Funky Fungus to load the majority of its data (levels, screens, music etc.) into memory banks 1, 3, 4, 6 and (partly) 7 by sw…
... ; everything is handled directly at memory bank level;
[*]no more PLAY ... -
Finders Keepers+I know a few of you are interested in this project so I thought it was about time I started a proper thread for it rather than just slipping bits int…
... .
Regarding using the 128K memory, I appreciate the worry about ... can't add a few 128K enhancements like music, still screens ... -
Finders Keepers+I know a few of you are interested in this project so I thought it was about time I started a proper thread for it rather than just slipping bits int…
... .
Regarding using the 128K memory, I appreciate the worry about ... can't add a few 128K enhancements like music, still screens ... 48K+ version that requires a 128K spectrum and has some tunes ... 't be using the other memory pages for code, but yes ... -
Addresses in Fuse debuggerFrom Fuse man page: [I]Addresses can be specified in one of two forms: either an absolute addresses, specified by an integer in the range 0x0000 t…
... [I]offset[/I] bytes into memory bank [I]page[/I], independent of ... where that bank is currently paged into memory. RAM and ROM ... -
Another vertical scrolling questionwhile talking about w256 x h128 vertical scrolling, are 128k modes have any advantages over 48k models? has extra ram or swappable screen buffer any…
... planning to use the extra memory.
For Finders Keepers ... I didn't have enough memory available to buffer much up ... to be using the extra 128k memory to have a lot more ... -
A few questions about ZX Spectrum assemblyHi, I have a few questions about ZX Spectrum assembly language programming: - What's the best assembly tool for ZX Spectrum? I tried a bit the ZXSpi…
... window, when you select a memory bank debug window can render unusable ... -
Downloading code to physical hardwareHi folks, Back in the day, my devkit was a TRS-80 and I had a simple connector device from the TRS-80 parallel (printer) port to the expansion bus o…
... from PC to a specific memory bank, and
1) Wire board ... way to expose just this bank to ZX Spectrum.
That ... -
Downloading code to physical hardwareHi folks, Back in the day, my devkit was a TRS-80 and I had a simple connector device from the TRS-80 parallel (printer) port to the expansion bus o…
... from PC to a specific memory bank, and
1) Wire board ... way to expose just this bank to ZX Spectrum.
That ... -
Very odd problemHmm, loaded up Sanxion on another 48k+ I have here only to find that when it had loaded there were no enemies on screen, furthermore on loading Atic …
With Paul Farrows 128k Memory test I get this;
[url=http://postimg.org/image/bmhgm967v/][img]http://s17.postimg.org/bmhgm967v/IMG_0720_1.jpg[/img][/url]
ULA checks out ok btw -
ZX Alien BreedNot sure if this has been mentioned already (I did trawl the threads but couldn't see anything :smile: ), but I've always hankered after a Speccy Ali…
... . :)
The logo and '128K Memory' tagline are a nod to ... -
Where can I get a copy of Elite?Does anyone know where I can get ahold of a working copy of Elite for the 48K? Preferably with as many of the original boxed items as possible. Thank…
... .[/QUOTE]
Elite 128k was the biggest swindle ever ... the magazines that the different 128k memory mapping meant that the Adder ... sitting in a memory area needed by the 128k machine. So they ... umpteen attempts, and saved a memory snapshot at that point. ... -
THE HOBBIT loading screenHello again, thought I'd have a go at an alternative loading screen for The Hobbit. [IMG]https://dl.dropboxusercontent.com/u/61658082/THE%20HOBBIT%…
... . I estimate there's enough memory for 50 C64 converted screens ... that wasn't already on memory, the game would print a ... used screen blocks on Spectrum 128K memory), this is not as good ... loading the entire game on memory at once and never bothered ... -
THE HOBBIT loading screenHello again, thought I'd have a go at an alternative loading screen for The Hobbit. [IMG]https://dl.dropboxusercontent.com/u/61658082/THE%20HOBBIT%…
... fit them all into Spectrum 128K memory at once. If that's ... -
Spectrum Not Responding to Keyboard InputHello, sorry if this thread is not in the correct place, This is my first post and I'm not sure where to post this type of thread. :lol: Anyway, I r…
... to one of 8 upper memory chips.
(Technical detail ... CAS signal from the upper memory bank. Mcleod_ideafix suggested this a while ... -
Spectrum Not Responding to Keyboard InputHello, sorry if this thread is not in the correct place, This is my first post and I'm not sure where to post this type of thread. :lol: Anyway, I r…
... to one of 8 upper memory chips.
(Technical detail ... CAS signal from the upper memory bank. Mcleod_ideafix suggested this a while ... -
LOADing 128k's worth of data???Just getting to grips with the concept of the 128's 'bank switching' set up, but how can you load the stuff into memory from tape (or TAP file)? Do…
... concept of the 128's 'bank switching' set up, but ... you load the stuff into memory from tape (or TAP file ... and place them in a memory bank with a routine?[/QUOTE]
bank is paged in so ... you can switch in each bank in turn and call ... -
128K shadow screen?Hi How does the shadow screen feature work , and how can it be used?
... your code running in the memory bank you're about to page ... so it's safe in Bank 2 and can't be ... -
128K shadow screen?Hi How does the shadow screen feature work , and how can it be used?
... your code running in the memory bank you're about to page ... so it's safe in Bank 2 and can't be ... -
A new full-screen bicolor engine called NIRVANA[I]OK, there's something I need to clarify first: Nowadays if you write [B]"multicolor"[/B] everyone assumes it refers to "multicolor 8x1" (an attri…
... completion, it will only support 128K machines, and it's commercial ... because it deals with the 128K memory paging so you don't ... -
Banked memory running slower?I've just compiled a TAP which includes bank6, it loads ok, but the routines that are paged in run slightly slower. The Z80 snapshot has no such pro…
... ]Yup, it's a contended memory thing. Your snapshot version is ... being used and arrange the memory into different pages accordingly.[/QUOTE ... in a different memory bank?
If so which memory bank would be ... -
RobikHello to all, Is anyone experienced on this russian clone? I have one at hand with corrupted screen (but it boots and replies to keyboard inputs so …
... RAM chips, from the display memory bank, substituted with 4164, as it ... -
128K RAM tester as .TAP?I was sure that I've seen a RAM tester that can be loaded with e.g. DivIDE or DivMMC EnJOY! as .TAP. But I can't find it (been searching through the …
... /> That doesn't test 128K memory (the other memory pages), and I think ... -
More SpecBAS funHere's a neat little effect I lifted from a thread about displaylists and stuff from an Amiga forum - although SpecBAS has no hardware to assist, it …
... a new graphic bank in memory. The bank's identification number ... drawing surface to the graphic bank identified by the "circles" ... into a memory bank so we specify "circles" as the memory bank, the ... from a string into a memory bank at a specified offset. ... -
F19 and Gunship 128k versions"F19 Stealth Fighter" and "Gunship" have 48 & 128 versions. What are the differences (except AY sound)?
... game can not fit in 128k memory, so it is multiload. In ...
