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maximum addressable RAM for a Z80 using bank switching?What is the maximum addressable RAM for a Z80 using bank switching? The Enterprise64 home computer could address up to 4MB, is this the limit for a …
... addressable RAM for a Z80 using bank switching?
Z80?
... Z80 are used to select one of the four 8-bit Page ... come directly from the Z80 address bus.[2] Effectively ... Z80 processor is divided into four 16k sections. Any 16k page ... -
Spectrum Z80 UIDE Rev 3.1E - 8bit IDE AdapterHello my fellow WoSer's Recently I had some bad luck with my local post-office - this lead to some problems requiring me to have some more adapters…
... these
[B]Z80 Universal Z80 IDE adapter Rev 3.1e ... ]
[B]?19.99 1x Z80 UIDE Adapter Rev 3.1e ... NMI button
?--.-- 1x 20 Page installation booklet
[/B][/code ... -
How to test Z80 Code?Hi All, Is there a way to test a block of z80 code (nothing speccy specific in it) with many different inputs? The reason I ask is that I'm writing…
... a way to test a block of z80 code (nothing speccy specific ... -
Spectrum Z80 UIDE Rev 3.1E - 8bit IDE AdapterHello my fellow WoS'ers I have very small number of these adaptors to sell on. [B]Z80 Universal Z80 IDE adapter Rev 3.1e[/B] [URL="http://postimage…
... on.
[B]Z80 Universal Z80 IDE adapter Rev 3.1e ... ]
[B]?19.99 1x Z80 UIDE Adapter Rev 3.1e ... EEROM's *
?--.-- 1x 20 Page installation booklet
[/B][/code ... -
ZX Spin kicking up a strange errorDon't know if this is a 'strange' error or not, but it refuses to load certain Z80 files stating: [B][I]This Z80 file contains a block that decompre…
Don't know if this is a 'strange' error or not, but it refuses to load certain Z80 files stating:
[B][I]This Z80 file contains a block that decompresses to greater than 16384 bytes[/I][/B]
Whats going on? -
Super Wonder Boy Encoding Scheme MisclassificationThe original Activision release of [URL="http://www.worldofspectrum.org/infoseekid.cgi?id=0005053"]Super Wonder Boy[/URL] is listed as having an Enco…
... /> -->Sub-block 1 - Start=16384, Length= 6144, RAM page=16
... -->Sub-block 2 - ... = 14, RAM page=16
Block 4 => Block End - Total Length ... -
JSW2 - Game Loader DifferencesThere are three official releases of JSW2. I'm not counting the 'JSW2-128' version here as far as I'm aware this was not in any way 'official' as it …
There are three official releases of JSW2. I'm not counting the 'JSW2-128' version here as far as I'm aware this was not in any way 'official' as it incorporates a built in cheat mode. Feedback on this point is appreciated. To quote the readme:
A "generic" loader for +3(e)I've made this loader for 128k games in +3DOS. [CODE]dos_open equ 262 dos_close equ 265 dos_abandon equ 268 dos_read equ 274 dos_write equ 277 dos_s…
... a,$07
call paginar ; page ROM2/RAM7 (+3DOS configuration)
block
jr bucle ; closing the ... />
; paging routine
; destination page is a
paginar:
db 0 ; screen$
dw 16384
dw 6912
db ...The Wizard of Hotspot HillockI've just re-discovered this unfinished game which I haven't done any work on for a couple of years. As it can be played through to the end as it is …
... , load & run AGES-3v2g.Z80, select FF01keys.TAP, then 'l ... . Whenever it prompts for "LOAD BLOCK #n" then select the relevant ... scroll up/down to another page.
Response is a ...how to force a browser page to close?You know those annoying pages that pop up sometimes when you've clicked on a browser window's Close box, asking if you really want to close the windo…
... way to force that single page to close without clicking on ... selecting End Task for the page - but that closes all ... get rid of a single page on its own? Clicking on ... browser) all bring the damned page back again, and it beeps ... pop-up blockers don't block them.Repton ManiaHi all, I am the creator, and look after, the Repton Resource Page ([url]www.reptonresourcepage.co.uk[/url]). For the site, I have written a freely …
... look after, the Repton Resource Page ([url]www.reptonresourcepage.co. ... other Spectrum formats (e.g. Z80).
For the ... dying frame 6
Z80 format
offset ... />
Version 2/3 Data block headers
offset Length Description ...Tinkering with DMASo, some afternoon tinkering... [img]http://photo.alioth.net/tmp/dma_small.jpg[/img] The purpose of this all is to see what's possible using the Xi…
... memory timings as the Z80 chip itself for memory ...
* Constant byte block fill.
On the Z80, the fastest way ... transfers
On the Z80, LDI takes 16 T- ... br /> A DMA using Z80 memory timings would take ... the peripheral's RAM and page it in, you're ...Return to basic from sna created by Z80 compilerHow can I go back to basic when running sna created using Z80 Assembler ([url] http://www.worldofspectrum.org/utilities.html#crossass [/url])? For e…
... when running sna created using Z80 Assembler ([url] http://www.worldofspectrum ... 31500
ld hl,16384
ld de,16385
Help for beginner with z80Hi chaps, I'm reasonably new with z80, but had a fair amount of experience with 68000, so decided to give a few things a go. One little thing I'm t…
... /> I'm reasonably new with z80, but had a fair amount ... that I get an attribute block as the result, without having ...ZERO Emulator - BugsI have been using Zero emulator to experiment a few routines in assembly, since it has a somewhat usable debugger. However I believe I found a few b…
... .
The following example block will clear your screen (pixels ...[NEW] Retro Virtual Machine v1.0.0 for OSX released!!!!Here it is! Retro Virtual Machine v1.0.0 RELEASED!!!! Many thanks first to Patrik Rak for the PZX format and for their Z80 tests without which RVM…
... /> More info in the web page:
[url ... br /> Accuracy
Complete Z80 emulation, including the ‘memptr’ register ... br /> Tape recording for any block timing.
... Import from / to SNA and Z80 formats.
Fast snapshots ...ZX Spectrum Issue 4S composite video fuzzy (horizontal blur)Dear people of WoS, Thank you very much for taking the time to read. I have an Issue 4S I recently acquired and planned to fix up as a gift for a…
... text smeared ~1/2 character block width to right of the ... on the WOS fault finding page i.e. 5v ~ 4.9v ...
- IC 14 LM1889N
- Z80 socketed
Hunt for any ...A snapshot to transfer converterI'm programming a tool that takes an snapshot file and convert it to a tape file that mimics those created with transfers. This is a long term projec…
... game (BASIC, CODE 16384,75 and a headerless block of 49052 bytes ... that should:
- Convert SNA, Z80 and SP (Pedro Gimeno) snapshot ...ZY10, a tool to store and display some small bitmapped imagesZY10 Builder ============ Download at: https://www.sendspace.com/file/rncgbo ZY10 is a file format/tool to store some small images on the Spec…
... the screen, see the included .z80 file for an example.
use it as a separate page in 128k models, if you ... a .bin file of exactly 16384 bytes.
(I might add ...Z80onDSK now compatible with +3e with ZXMMC or similarJust updated my utility to work on Spectrums equipped with +3e ROMs and IDE storage. I've tested this with ZXMMC at the moment but don't think there …
... program will scan for continuous block of zeros
║ in ... program will error
║ 4 : @16384-32751 user specified memory location ... br /> ║
║ Z80onDSK snapshot1.z80 snapshot2.z80 compilation1
║ where "compilation1" ...Cross compilersAre there any z80 cross compilers out there which will produce spectrum files ready for use? That is to say something which I could copy a load of te…
... -F9],
X128 [F6]
Z80 [F10,X,L].
Page that compiles a 2K object ... you load and execute at 16384.
[url]http://www ...PAW questionThis may not be the right place but anyways there it goes: I've been trying to figure out how to import graphic files in .SCR format in the PAW parse…
... is 0
LD DE,16384 ; point to the start of ... . Well it doesn't actually page the memory for a start ... screens contained in the upper block of memory and then copy ... into basic, SAVE "SCREEN" CODE 16384,6912, load the SCR then ...Solution for overwritten stack in 48k SNA filesIt has been known for quite some time now that the 48k SNA file format has one serious fault, which is described in the file formats section on the W…
... to end up with another .z80-like format: ideal for use ... try and get a web page together with the specs at ... in it's own separate "block" which emulators are free to ... - it'll never be another .z80 :)
Cheers,
Fake screenshots? No - now it's REAL screenshotsOk then. A few weeks ago I said I will show You the new gfx-mode of Speccy and - here it is: [url="http://republika.pl/hooy_prg/hprg.zip"]http://rep…
... mode is not possiblebecause the Z80 CPU is too slow ... to the first one at 16384, that?s all, I ... , but I?m not a Z80 ace too.[/quote]
... :) at least you undertand Z80 and how spectrum functions as ... happened to stumble on your page. but beating or not ...Speccy machine code info where is it?Recently I've been trying to learn Z80 and I've managed to make limited progress (some of my routines even compile now!) but I seem to be having trou…
... details on hardware. Picking up Z80 is a matter of practice ... display file occupies 16384-23295 in memory. 16384-22527 holds pixel ... :
for z=16384 to 22527: poke z,255 ... into three "blocks", with each block dividing the screen into three ...Fire Ruby - More HelpI cant pass the spikes in the fire ruby by lawrence creighton, can someone please help? [ This Message was edited by: welsh_brawler on 2003-08-08 21…
... not compressed
Snapshot type Z80 48K Basic48
... and rubs it with a block impregnated with{6}carborundum. " ... /> DONE
X PAGE CARRIED 30
MESSAGE 99 ...Problems with WOSIs there problems with this site tonight cos i keep crashing......other sites / forums / winmx / irc are fine but everytime i come on here tonight i …
... . Also lots of tutorials on Z80 and examples. I'll never ... me if I want to block it before continuing. ( ALWAYS alerts ... 's Hotmail/MSN email login page )
There may ...new programmer needs information hi , i have been learning c++ for a while and am trying to make games using windows but being 28 and nostalgic , i thought it would be fun try and f…
... or how well you know Z80 but simply put you ... memory mapped display. Memory from 16384-23295 contains pixel and attribute ... generate the video display. Your z80 code needs to manipulate this ... the programmer introduction on the page above as well. Written for ...+D/Disciple games archive?Hi all, Having finally got my disciple to work, I'm starting to have a look at hacking multiload games. Is there any archive on the web with games t…
... />
;if loading data block, actually load the level data ... is looking for the data block for a certain level). ... disk and locate the data block named "r-typeA.dat". ... snapshot in "r-type.z80" and the level data ... CALL 10; jp LLTRAP" to page in the +D disk RAM ...
