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Zx Spectrum Laptop (again)I've been reading all the old treads about a possible portable speccy. I even found the one about the Speccy Laptop. But it seems there's a lot of ne…
... can also natively access external memory (in parallel, with a full ... enough to drive an LCD module and pick up IORQ from ... -
Issue 1 32K Memory Upgrade neededHi folks, as the title suggest im looking for the original sinclair memory board to make it 48k from 16k. Any other form will do or even instructions…
... QUOTE][B][U]32k Extension Memory - (16k to 48k)[/ ... extension memory is supplied as a plug-in module which ...
The extra memory is obtained by plugging in ... socket. Again the extra memory is obtained by plugging ... 4 logic ICs and eight memory ICs.[/QUOTE]
... -
How did people write large assembler programs on real Spectrums?I have been wondering how people did their development back on real Spectrums. If you should write a large program, there would first be an assembler…
... . Having a hardware assembler kept memory free for development (it only ... used to draw out a memory map and decide where I ... (after updating a source code module, I would save it as ... the tape dedicated to that module.
Used to hate ... -
Making your own joystick interfaceJust spied the diagram for the kempston joystick interface in the docs section. For someone who has only made up cables, what is involved in constru…
... I used was the Optrex module. From memory it was about 30 ... 's a very well made module. The connector on the end ... -
Project: M.u.l.e.Wokani came up with a great idea about trying an open-development approach for spectrum games, and I thought why not try with a game I have under dev…
... alphanumeric characters when creating a module (single C file translated to ... your "scroll-test.c" became module "scroll".
Here's ... address of the function in memory as you've spotted. Its ... -
Project: M.u.l.e.Wokani came up with a great idea about trying an open-development approach for spectrum games, and I thought why not try with a game I have under dev…
... the important functions in this module already, namely the 32 column ... in order to save on memory) and this change will most ... major function in the display module. And that is the function ... -
Project: M.u.l.e.Wokani came up with a great idea about trying an open-development approach for spectrum games, and I thought why not try with a game I have under dev…
... human players would save some memory while the game runs. ... game must have enough available memory for four AI player ... (creating a variable means allocating memory space for it) -- we ... memory once a memory map has been determined.
The players module ... -
Project: M.u.l.e.Wokani came up with a great idea about trying an open-development approach for spectrum games, and I thought why not try with a game I have under dev…
... "player.c" that will deallocate memory automatically allocated by the sprite ... () and scroll_isr().
* New module "interrupt.h / interrupt.c" contains ... 50Hz interrupt.
* New module "events.h / events.c" contains ... -
Vector drawing routines.Anybody could point me to some sort of vector drawing package of routines, callable from BASIC? With "vector drawing" I mean to draw 2D pictures with…
... mean, compiling a whole splib2 module may be a bit "overkill ... on screen reading from some memory location. How do I "strip ... -
Vector drawing routines.Anybody could point me to some sort of vector drawing package of routines, callable from BASIC? With "vector drawing" I mean to draw 2D pictures with…
... on screen reading from some memory location. How do I ... />
; no crt0
MODULE no_crt0
INCLUDE "zcc_opt ... show you the location in memory of the variables "operation" ... usage. The amount of memory required is proportional to the ... -
Your help needed![FONT=Arial]there are [URL="http://www.worldofspectrum.org/neededscreens.html"]a number of titles[/URL] (146) that still lack an in-game scre…
... />
should pull the module in from tape at compile ... error".
The module files on the tape are ... and can be read into memory fine under BASIC. The ... around near the top of memory and quits. (installing ... in loaded into high memory, so that it can ... -
New assember ideaAs i work with Eclipse IDE in my job i become more and more lazy. This leads me to idea that it is time to left Notepad+Tasm combo behind and move on…
... the global label unless the module has been attached and ... global labels in that library module will not be visible. ... A reference to the library module as in "call funcname" ... assembler code destined for multiple memory banks. This is something z80asm ... -
New assember ideaAs i work with Eclipse IDE in my job i become more and more lazy. This leads me to idea that it is time to left Notepad+Tasm combo behind and move on…
... is a dynamic memory allocator that allocates memory from a ... br /> to indicate that the memory block 40000-44999 should be ... made available for dynamic memory allocation.
... global variable in the library module "HeapSbrk_callee" and becomes ... -
Your help needed![FONT=Arial]there are [URL="http://www.worldofspectrum.org/neededscreens.html"]a number of titles[/URL] (146) that still lack an in-game scre…
... *)
should pull the module in from tape at compile ... "tape error".
The module files on the tape are ... , and can be read into memory fine under BASIC. The HiSoft ... -
Specdrum 3 W.I.PIts a new app so i needed a new thread sorry :) I am sorry i have been neglecting this site and i have been working hard on Specdrum 3 Honest i hav…
... going to have a drum module page so you can play ... and not run out of memory well what more can i ... -
RZX Player interface - Possible?If I have a Mass Storage interface and some media (CF, SD) with a couple RZX files, what would I need to play them on a real Spectrum? If the RZX fil…
... be disabled while the rzx module supplied IN responses.
module could be fairly simple.
Such a module could probably create "rzx modules ... to a file / on-board memory, which could then be massaged ... -
Channels and streamsSo I've put some thought into channels and streams, and read the dead (and presumably rotting corpse) of the CSS FAQ which contains some information …
... is more about trapping addresses, memory management etc. (the ethernet device ... is memory mapped)
[quote ... for downstream devices - a Residos module can make a call to ... go back to the Residos module once A15 is passed ... -
Design Design / Crystal ComputingNice post on [URL="http://groups.google.com/group/comp.sys.sinclair/browse_thread/thread/56e6ebdedc6930ac#"]comp.sys.sinclair[/URL] about [URL="http:…
... few times with "out of memory". The ZX screen would still ... : Access violation at 759D5DC8 in module 'kernel32.dll'. Write of address ... -
I've been wondering...The Spectrum, CPC, and Apple II had no hardware sprites, so what were those 2D objects in their games?
... 16K in size. The video memory is PORT accessed, a byte ... programs to sit in expanded memory (if fitted) which doubles the ... programs. With the editor assembler module and a disk system, you ... graphics and sound, built in module port etc. Pretty good hardware ... -
1K Minigame : 3D RacerLast year I started to code a 3D Racer in 1K. The print of the road was however quite flickery so I put it away to pick it up this week again. I deve…
... /> Maybe if you have some memory left you could add more ... .0:
Probably the SamRam module.
@SpecEmu:
Probably ... the SamRam module.
There is a ... -
AY tracker routineHi. Yesterday i played with some ay tracks and was surprised how big are tracker routines and music data (over 1.5KB for Pro Tracker routine and 4-6 …
... tracker routines in sense of memory footprint and T-states taken ... various tracks.
[CODE]
;Module name/author Min tacts Max ... -
Simple text compressionI just checked one idea about text compression. Do not take it as recomendation but rather as info which can you save some time when you are solving …
... that can be loaded into memory from tape etc...
... can be located anywhere in memory - the asm code (below) ...
.org 32768
.MODULE MainApplication
; Save Cursor back to memory
LD (CursorPos), HL< ... -
Spectranet updateSince I've not written an update in a while for those who don't follow the blog on the Spectranet wiki, I hit an important milestone on Saturday. Th…
... 're thinking.
The memory is divided into four 4k ... .alioth.net/doc/index.php/Memory[/url] ). The reason why not ... write it as a ROM module. Already these are loaded over ... -
!!! Trdos Emulation On Zx !!![B]This is software emulator of TRDOS(betadisk). Yet is writed only for interface MB02+, but will ported to more other IDE interfaces with external r…
... Later on was also added module called MBHDD or MBIDE. ... My old MB02 has additionally "memory LED map". It is ... is representing 1k of memory. LED is ON when ... processor is accessing this memory address. What is it ... by looking at the memory LED map. My favourite ... -
So what about ethernet and ZX BASIC?Well, as of about 5 minutes ago, ZX BASIC for the first time properly wrote some packets to the network! OK, so it isn't perhaps 100% what Andrew Ow…
... next 4K contains a mandatory module that contains some ancilliary ... Then there's another mandatory module, which contains the NMI ... Spectranet system variables (the module workspaces live at 0x3900-0x39FF ... the page numbers of allocated memory in a known fixed ... -
So what about ethernet and ZX BASIC?Well, as of about 5 minutes ago, ZX BASIC for the first time properly wrote some packets to the network! OK, so it isn't perhaps 100% what Andrew Ow…
... find the metadata if the memory was claimed with MAKE_ROOM - ... as that memory is not necessarily aligned on ... course this tradeoff leaves more memory for the BASIC programmer ... argument to select the correct module and pass the stream ... -
ANN: ResiDOS v2.25 and +3e ROMS v1.38 releasedA major new release of ResiDOS, v2.25, is now available! The most important new features are commands and functions allowing new extended streams an…
... velesoft;367559]Garry: Use RESIDOS memory paging often ? Is possible write ... loaded(or saved) from virtual memory on HDD. DivIDE support true ... from HDD/CF to DivIDE memory. This operation is very ... very modular system, with each module residing in its own bank ... -
divIDE & Joystick interface / other peripheralsHi, Anyone on here with a divIDE, managed to get the divIDE to play nice with a Kempston joystick interface; specifically - a RAM Turbo joystick int…
... ;374781]Two interfaces with external memory will never compatible.[/QUOTE]
module that gives access to the ... -
The Goldfinch updates thread([url=http://www.worldofspectrum.org/forums/showthread.php?t=25034]original announcement thread here[/url] - I figured it was worth starting a new to…
... is to develop a devfs module, that implements a Unixy device ... " rather than "requires 1Gb of memory and keeps pestering you with ... then have the full Spectrum memory map for themselves, having set ... -
The Goldfinch updates thread([url=http://www.worldofspectrum.org/forums/showthread.php?t=25034]original announcement thread here[/url] - I figured it was worth starting a new to…
... worth, the current BASIC module for Spectranet filesystems can load ... files (if they fit in memory) through the "aload" command ( ... to an arbitrary location in memory. (And yes, I intend ... write and close friends. The module that provides filesystem access from ...
