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Vauge arcade memory type recolection.This has been bugging me for a couple of weeks now, and id considered starting a thread about it several times and decided against it. As i havent ha…
... worked. Is this a fake memory, did it realy exist can ... the holagram images would appear from behind them and had gaudy ... -
Data from spectrum to compilerWhat's the easiest way of getting data from a virtual spectrum to assembler? I've designed some nice shiny graphics using BASIN but I'm not sure how…
... easiest way of getting data from a virtual spectrum to assembler ... compiler can slap it into memory.
What's the ... -
More questions to ponder/argue/ignore as you wish...Just copying some stuff to a memory stick, and I found some old questions I'd intended to post on these forums to provoke debate, that I'd never got …
... in the program get royalties from these adverts (which I doubt ... , which are copied from the original pages from the external sites). How ... think I'd choose a (string) version of Pachelbel's Canon ... consoles CPU(s), graphics card, memory, etc, then you might well ... -
Faked MP3/memory sticks etcI recently bought an MP3 player on Ebay from jolly old China. I suspected it would be fake as it was advertised as a 16gb MP3/MP4 player and cost me …
... an MP3 player on Ebay from jolly old China. I suspected ... I downloaded that tests flash memory and that came back saying ... -
Best Spectrum cassette inlay from 2000-2010?I was just surfing in infoseek and had this idea : [url]http://www.worldofspectrum.org/infoseekadv.cgi?what=1®exp=&yrorder=2&year=2000&type=0&pla…
... =0&players=0&memory=0&language=0& ... , the best spectrum cassette inlay from this non-comercial era of ... -
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…
... [quote]Bit 0 - if 0 from 0000h address ROM is placed ... 7FFDh become accessible only from the TR-DOS ROM.< ... of the fact which from pages of ROM at ... Second category of expansion of memory over 128k.
... are blocked. An output from this mode is only by ... -
Using the stack to copy memory blocksA [b]PUSH[/b] and a [b]POP[/b] instruction together take less time than two [b]LDI[/b], so long [b]POP/PUSH[/b] sequences are sometimes used to copy …
... , this requires several kilobytes of memory - it would be much less ... ] is largely illusory. It derives from eliminating the overhead of using ... a loop, rather than from any intrinsic benefit of using ... -
Average PC Memory size increasing by 48K every half hourAs I'm absolutely sure everybody here is aware, Moore's law states that the number of transisters in a device will double on average every 2 years. …
... br />
As average memory increases, price per megabyte usually ... />
So, one year from now, if our computers were ... fractionally, the amount of memory increased in one year would ... . For Smartphones, the average memory is around 256MB now (48K ... -
How the spectrum generates the video from ramHi everyon, I know that most people here allready know this but i think i found out how the spectrum acctually dispalys stuff and why the LD x, (HL)…
... its lower 16K separated from the higher order memory, THATS IT!!!. While ... in my case) reads from the 16K memory and can display things ... when writing to the video memory, beautiful :) So using the ... only needs 1K of video memory and the second chip stores ... -
zx spectrum 48k loading issue (memory problem i think)Hi I have a 48k spectrum that until yesterday was working flawlessly. The spectrum seems to work fine but the problem is with loading games.All the …
... normal , but when the audio from the cassette finishes usually the ... codes like 4 - Out of Memory ; B - Integer out of range ... told that could be a memory problem.
Is there a ... -
What memory pages are being used in a +3DOS disk operation?To make a long story short: what pages are in use by +3DOS while doing read operations from the disk drive? Now, for the details, for those interest…
... is loaded into main memory, and then, the ... be loaded in "extended" memory. To avoid side effects, ... 2), and then, from machine code and interrupts ... loaded from 25340, up to the end of main memory. ... nearly all the available memory in all pages) succesfully ... -
Memory upgrade for ZX Spectrum 16/48This is external memory upgrade for ZX Spectrum models with 16kB ram. Can be connect also to 48kB models, but need remove 8 dram chips (from sockets …
... need remove 8 dram chips (from sockets ideally).
... :
+ connect external memory to adress space 32768-65535 ... ZX Spectrum
+ memory upgrade to 48kB,128kB,512kB ... /> + switch for enable/disable extra memory (128kB / 1MB)
+ possibility ... -
SpecBAS 0.646 now available.Yay! Here's another round of bugfixes and additions to the Program. Not so much of the extract coding features, but more back-to-basics this time: […
... put it into the specified string variable.
The ITEM ... DATA, 1 - number, 2 - string).
The FPEEK function and ... values (bytes in size) from and to memory banks.
Inline ascii ... />
Will assign the string "Hello there!" to a$. This ... -
Kiwi OS for z80 computerHi everyone, Nearly made my z80 computer with 2K ROM 32K RAM. It has an OS im still writing called Kiwi (apple, blackberry, you get the idea ;D) he…
... SBC A,B ;SUBTRACT B FROM A
CP B ;COMPARE ... 1527 ;LOAD HL WITH ADDRESS STRING LOCATION
CALL ASCII ;PRINT ... IN A, (5) ;READ DATA FROM CONTROLLER
AND $01 ;REMOVE ... controller (to save to I2C memory for removable storage)
Port ... -
Paging memoryI've been thinking about a possibility of paging blocks of memory to and from disk. Imagine dividing usable 32KB of Speccys RAM (why do they call it …
... of paging blocks of memory to and from disk. Imagine dividing usable ... would compare process memory bitmask to the memory track from OS. Differences would ... be paged from/to disk ... -
SP1 and memoryWhile developing my program, I've run into memory related issues and haven't (yet) run into any advice over how SP1 uses memory. The examples all sb…
... so that it used the memory from 50000 - 65535. But this ... some statically defined stuff in memory at some point above 50000 ... .
What memory addresses should I avoid when ... br />
Generally, how much memory should I allocate with sbrk ... -
New SpecBAS available - v0.710Been a while, but I've just uploaded the latest build of SpecBAS. This one now supports tilemaps (with rotation and scaling) and added OVER mode (XO…
... />
Full list of changes from the What's New file ... will save the bank's memory without the bank header.
from tiles.
Added new optimisations ... all commands that take a string-graphic as their parameter to ... -
Why are the same size memory cards different sizes?I've heard before that two memory cards or USB sticks can have the same official capacity, but be different capacities in reality, and I'm not talkin…
... before that two memory cards or USB sticks ... .txt
from the c: drive to list ... case here) that different memory cards (and USB sticks, ... same size, whereas those from a different company or ... etc) is lower than memory of the supposedly equivalent size ... -
SpecBAS 0.718 Now AvailableHi Folks! After an appreciable delay, the latest and (dare I say it?) greatest SpecBAS update is now available. We're moving into modern times with …
... information is stored inside a string variable, it can be ... manipulated just like a normal string (though be warned you ... defaultvalue]) creates a structure in memory. These can be assigned to ... a raftload of new functions from the AMOS interpreter - TWOPOWER, ... -
A z88dk + sp1 demo (with source)Since nowadays people are still wondering about how difficult it is to make something in z88dk, I thought I just put a very simple demo to show how e…
... is that it uses more memory (obviously), but I find that ... />
// malloc and free talken from the sample code.
// Not ... uchar backwalls[];
// Memory to define the background.
simplest method to pass a string to m/code?The statement "RANDOMIZE numvar+USR mc" is a simple way of passing a single numeric parameter to a m/c routine, as mc can retrieve numvar from the to…
... mc can retrieve numvar from the top of the calculator ... the same for a string variable but haven't ... to SCANNING to get the string details onto the calculator ... mc can obtain the string details from within the DEF FN ... the name of the string to be pointed to ...SpecBAS 0.743 Now available!Hey Guys - SpecBAS has been updated again. A shedload of bugs have been fixed, and a couple of "just for fun" commands have been added! You all sa…
... program
Fixed a serious memory leak when working with arrays ... str-array$() from working
Fixed a bug in string slicing with ... a literal string and a ... when using referred parameters in string-procedures
Fixed a ...How to create .TAP that loads into high memory banks?I want to create a program that uses the extended 128k memory, the banks that can be switched into the 0xc000-0xffff area. For the simple stuff I've…
... that uses the extended 128k memory, the banks that can be ... and autostarts nicely when loaded from DivIDE (or emulator).
How much memory on sprites, maps etc.I've been tinkering with shifting & pre-shifting sprites recently, but as I haven't had that much experience with Z80 assembly I sometimes find it ha…
... too much" as far as memory allocation is concerned.
string' question, but I'd be ... types tend to pre-allocate memory for different aspects of a ...More from Timex Computer corp. (U.S.A.)I'm hoping this will be of interest to some of you. Bruno: For many years we've been told a 48K Spectrum had been modified to work with NTSC but did…
... Bruno: Is there anything left from developing documentation, schematics, or ... Shiff (who just retired from Microsoft) and software was ... also transferred Timex engineers from Cupertino to Middlebury. We ... be connected to extra external memory? It was to be ...Velesoft's ZX128+2 with 1.5MB memoryMy old ZX128+2 PROFI (grey model - spanish version) for sale here: [url]http://aukro.cz/super-zx-spectrum-128-2-1-5-mb-i2738723874.html[/url] Back s…
... br />
- extended ram memory to 1024 kB (1 MB ... NMI)
- support memory modes of russian ZX clones ... between systems from basic.
- contain MB02+ memory in full ... - big 512kB memory rom is full reprogrammable direct from ZX via special ...Most Excellent Song LyricsSome of the finest writing I've heard has to be from [I]Carter USM[/I]. For example, in [I]Suppose You Gave A Funeral And Nobody Came[/I] (a critiqu…
... 've heard has to be from [I]Carter USM[/I]. For ... in British manufacturing; how the memory of the tubular Guy-Fawkes ... ], real estate magnate with a string of criminal convicitons).
[I ...SpecBAS 0.775 released!Hi all - me again :) SpecBAS has been updated again, and a whole load of new stuff has been added. Not many bugs fixed (none reported, and I only fo…
... ","myfile2"... to add procedures from other files into your program ... be stored in and played from a memory bank
WINDOW ... BASE$(value,base) returns a string of the number converted to ... contains the value specified (or string). SEARCH(array() NEXT) will ...DIVIDE PLUS - new memory mode DIVIDE128Divide PLUS contain 512kB sram + 512kB flash eprom. Memory paging in this device is enable on two different ports : 1) port #E3 is compatible with o…
... sram + 512kB flash eprom.
Memory paging in this device is ... page number must be rewrited from this table:
OUT #E3 ... select 8kB divide ram page from 128kB ram block and write ... GAL chips (for DIVIDE PLUS) from RWAP enable also special switching ...
