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Tau Ceti 128K on +3?does anyone know if there are issues with running [URL="http://www.worldofspectrum.org/infoseek.cgi?regexp=%5ETau+Ceti+-+The+Special+Edition$&pub=%5E…
... since it was a 128K game it should work ... 128K mode. i'd normally type SPECTRUM to get it to ... work in 48K mode with access to all the memory banks ... 2(grey model) rom switch to 48 basic with disable ... 2/+2A/+3 models) switch to 48 basic with disable ... -
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…
... I should probably learn how to use the bank switching ... the +2A, with different banks contended looks like a pain ... trying to work out if the extended memory mode ... arrangement of the other banks. For example, you ... doesnt work properly in 128k mode and the ... -
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 …
... I said I was going to do' button. I'm not ... it be used on a 128k motherboard?[/QUOTE]
Yes ... Basic but you can switch to 48 BASIC with OUT 32765, ... for moving stuff around the 128K memory banks). What you can't do ... -
Speccy2010 - pentagon emulation using GlukIs anyone here familar with Speccy2010 (FPGA Russian Sinclair Spectrum clone). ? I'm using Pentagon mode on Speccy2010 (it uses something called Glu…
... /> - kempston mouse controll
- switch ZX memory between 1MB/128kB/48kB mode ... of internal memory in RTC chip)
- possibility exit to 128 editor ... basic, 128k menu, but that is all I understand how to use... If ... -
A Pointless Propotional Font demoSomething I've made the last couple of days, which is probably completely pointless, but might be a bit amusing. It's also not worthy of posting thi…
... display a picture or switch the music track.[/QUOTE] ... wasting memory so you'll have to see how you' ... And since you know how to work with z88dk, just ... graphics and music in 128k parts. GAC supports already ... 128K music would be achieved very easily: just change to ... -
Legend of Kyrandia - ZX Spectrum DemoI was browsing the ZX Open Source site [url]http://opensourcezx.untergrund.net/[/url] and I found an interesting tr-dos disk image of a playable demo…
... />
I didn't mention how to implement control lines, but that ... screen could be stored in memory as compressed data, decompressing each ... it will take 5 memory banks of the Spectrum 128K to store all screen ... -
48k to 128k upgrade - problemsHi friends! I built 128k upgrade according to the [url]http://hw.speccy.cz/128krebuild.html[/url]. After I powered on my Speccy it said hello with s…
... it possible to check what I did wrong or test memory using ... and how to set it to get 128k compatibility?
I expect to recive ... and connect with switch for possibility connect to GND. (if switch is open ... -
New Game! Maritrini, Freelance Monster SlayerAfter experiencing the sweet taste of success, Maritrini woke up one fine day in a mess of bed sheets and with the biggest hangover she could remembe…
... suffer the snow effect. 48, 128k+ and +2 (grey) models ... is the same that happened to the first Columns release by ... fix but don't know how to test it.[/QUOTE]
< ... too. The fix only needs to set the I register ( ... FD, so beware when you switch memory pages! -
PZX on WOS ?Is the PZX format accepted on WOS, at least for new production ? (Sorry, if this is wrong section, it looks to me as most suitable for the question.)
... had no idea how they were going to implement memory bankswitching. The method ... had a better idea of how to do it. But the hardware ... actually has an on/off switch. I actually think the paging ... a lot more flexibility. Having banks as exclusive is a pain ... -
ROM-elHi, I have a bunch of [URL="http://store.go4retro.com/products/ROM%252del-23128%7B47%7D23256-FLASH-ROM-Replacement.html"]these[/URL]. They are 23128…
... thoughts are to first switch on 27128 (I have no idea how to do ... using the normal pinout and memory banks of 16K, the control codes ... and programming must be addressed to different banks. So you need a ... -
80x24 mode (Timex required)Hopefully Martijn will be adding this to the archive soon, but until then grab it here: [url]https://dl.dropbox.com/u/15659782/BASIC80.zip[/url] Th…
... needed to have the 2 banks paged at the same time?
How ... and 2048 it's possible to have 128K of sideways RAM available ... ?
We don't know how BEU would work, if it ... to be a "super spectrum". Hi-Res mode, AY sound chip, memory banks ... -
80x24 mode (Timex required)Hopefully Martijn will be adding this to the archive soon, but until then grab it here: [url]https://dl.dropbox.com/u/15659782/BASIC80.zip[/url] Th…
... needed to have the 2 banks paged at the same time? How does ... /> [quote]We don't know how BEU would work, if it ... to be a "super spectrum". Hi-Res mode, AY sound chip, memory banks ... /> [quote]The 128K have more software because it continued to be supported ... -
80x24 mode (Timex required)Hopefully Martijn will be adding this to the archive soon, but until then grab it here: [url]https://dl.dropbox.com/u/15659782/BASIC80.zip[/url] Th…
... to have the 2 banks paged at the same time?
How ... It doesn't need to be paged to keep the image?[/ ... the case with the 128K's two screen displays. ... which screen banks are paged in to the memory map. The ... RAM paging is relevant to ... -
80x24 mode (Timex required)Hopefully Martijn will be adding this to the archive soon, but until then grab it here: [url]https://dl.dropbox.com/u/15659782/BASIC80.zip[/url] Th…
... and 2048 it's possible to have 128K of sideways RAM available ... banks. However, as the banks are mutually exclusive I'm not sure how ... BEU can accommodate 256 banks of 64k memory each. Each of ... maps is up to the designer of the individual memory banks.
Coding for 128kHi all, I wonder if anyone can suggest any useful reading/threads/examples on the fundamentals of 128k coding. Chapter 24 of the +2 manual has prov…
... the 4 x 16k uncontended memory banks from 0-65535.
[/QUOTE ... RAM disk.
-contetion on 128K/+2 and +2A/+3 models ... code in wrong page. Only banks 0 and 2 are uncontended ... good reasons to do it different way) page bank and switch screen ...BIFROST* for graphic artists - part 1Using multicolor requires 2 very different skills: [I]programming[/I] and [I]graphic design[/I]. I already wrote several tutorials about the former …
... more) tilesets in memory and simply switch between them, as needed ... level, you just need to decompress the corresponding level- ... Spectrum 128K game, they could be stored in other memory banks. In ... A single memory page (16Kb) would be enough to store about ...Poke on +2 greyhi, should i poke 65535,0 or 65536,0 in the first case i get OK 0 but in the second one i get "B interger out of range,0:1" i am trying to load z…
... hardware except the joystick and switch to 48k mode, so I'd ... - although it works OK in 128k mode for me - at least ... /> --
If you want to check the RAM on the ... =42110&highlight=check+memory]How to check the whole memory on a +2 ...Varios +3(e)DOS questions?I'm converting tape games to disk, for being used in my +3e. I'm trying to convert them to standard BASIC loaders, so files could be copied using BAS…
... QUOTE=Zup;700779]- How many files can I ... a +3DOS call, the memory map must be +3DOS ... i.e.: out of paged memory), but what about code? ... there any known method to switch from 128k to 48k mode and ... called from RAND USR, will switch from 128k to 48k BASIC.
...LOOK at the size of my Rom/EmulatorOk, we have 16k, 48k, 128k, even a 256 odd k Rom/Emulator But I want more :p Is there anything out there now or been worked on to give more, as the…
... was asking has anyone tried to make a 16bit 32bit or ... you want to access more than 64k you bank switch memory and you ... can swap memory out to disk just ... than what is sensible to add physical ram banks (128k or perhaps 256k ...Changing the font in z88dkEither I've got this backwards or the documentation is incorrect... :smile: "[URL="http://www.z88dk.org/wiki/doku.php?id=platform:zx"]The standard Z…
... to supply information on how big each section is, what type of memory ... of the latter on the 128k spectrum is you can say ... minimal memory accesses across banks. If it is necessary to access memory across banks, then ...128k gamesHi. I've come to World of Spectrum for advice. I'm a Commodore guy OK, please be nice to me, as I seek your wisdom! I love the Commodore 128, and I'…
... 16K of Spectrum memory on the 128K was difficult to exploit fully.< ... of all of the 16K memory banks suffer the same contented ... can begin to see why developers used the 128K memory as little ... calculating something complex, then switch back to your game data or ...New games - should they be 48K or 128K?Here's a question for new games - which machine should they be developed on? If I write a game for the 48K Spectrum, is it appreciated that it will …
... also wouldn't like to see lower k ... 128k models. On the 128ks, contended memory is everywhere, interrupted snow makes memory ... layout even more awkward, some banks ... know how to load data in all the banks from ...Loading data from 128 memoryAfter all these years I have come across the LOAD! in 128 basic for storing/restoring data in the 128 memory. How do I go about implementing this in…
... disk would prevent the program to be loaded through the DivIDE ... managed to find a way to fill the memory banks of the 128K after enabling ... =44969"]This thread[/URL] tells how I did it.128K shadow screen?Hi How does the shadow screen feature work , and how can it be used?
... /> The 128K of RAM is divided up into 16K banks. By default ... the top of memory, draw on it, then switch over to displaying it ... from one of the other banks to draw on the alternate screen ... , you have to keep swapping banks in and out with ...Test screens for ZX PrismNot sure that this is *really* the right section for this request, but it's relating to new hardware I'm developing so let's start it off here - a mo…
... " for Gigascreen right?
How to you handle that? Is it ... like the 128K spectrums you can also switch between 256x192 screens ... to.
Like the 128K spectrum, a 16K chunk of memory ... planar mode, CPU writes to the memory area 0x4000 - 0x5FFF ( ...Spectaculator BlogHi All, I've decided to start a Spectaculator development blog [URL="http://www.spectaculator.com/category/blog"]here[/URL]. Normally months (somet…
... that some people need to do their homework before ... faq/reference/formats.htm]"The 128K version of the .sna ... with extensions to include the extra memory banks of the 128K/+2 machines, ... now. Spectaculator used to switch to 128K mode for 128K snapshots, but if ...Alkatraz Protection System - "How to" and compo?I'm thinking about writing a "how to" regarding the [URL="http://www.worldofspectrum.org/infoseekid.cgi?id=0020807"]Alkatraz Protection System[/URL].…
... utility cartridge menu, then switch over to the project cartridge once ... on a 128K program then we'd need to change the memory size ... then we would need to switch over to a 128K Spectrum so that the ... be loaded into the correct banks.
The mastering ...assembler for PcHi guys, I'm in the process of teaching myself machine code, and wondered if there is a good pc program for writing code. Or is the best thing to use…
... 48K development. For 128K you're going to have to work out your ... main program is going to switch between the memory banks as it loads.
Look to the ZX-Modules ...Is bank 7 usable at all?Can you assemble stuff and page bank 7 in and out? I've encountered nothing but problems so far, where does it page to? 49152?
[QUOTE=daveysludge;819263]How much 'usable' memory do you think the 128 ... actually has Al?
Banks ... the whole RAM of the 128K - the problem is, not all ... , I'd advise you go to the ZX Computing viewer on ...
