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[Asm] Is this nested loop faster than LDIR or a bunch of unrolled LDI's?Hi all. I'm learning Z80 asm on Speccy 48K, and to start with I decided to write my own "CLS" routine (without relying on ROM calls or LDIR) as a lea…
... code is roughly the same size)? I could unroll my ... bit too, but code size is already close to the ... loop backwards. Attributes RAM = 768 bytes.
cls_attributes_loop:
ld ... efficiency/speed without increasing code size much further. Remember this ... -
Someone knows the size limit of TAP files , TZX on emulators and real spectrum for saving blocks ?Hi Someone knows the size limit of TAP files , TZX on emulators and real spectrum for saving blocks ? The limit is the number of blocks or si…
...
Someone knows the size limit of TAP files , TZX ... do?
Is different size if we choose 48K, 128K ... example
ZXSPIN -> Size Limit XX Kb or max ... TZX file
BASINC -> Size Limit XX Kb or max ... -
My next issue of retro magazine - Legends of Bytes #6After 3 years I made next issue of this magazine. You can download it from Drop Link (168 mb size with font): https://www.dropbox.com/s/sk9il7e03gy…
After 3 years I made next issue of this magazine.
You can download it from Drop Link (168 mb size with font):
https://www.dropbox.com/s/sk9il7e03gy8t8q/Legends%20of%20Bytes%20%236.zip?dl=0 -
various bugs on the website and the forumHello I would like to report an issue regarding the forum, as messages I write are invisible so I have to view them on openoffice/any other software,…
... report an issue regarding the forum, as messages I write are ... -
Forum Search brings only error: Query failed: connection to localhost:9312 failed...Forum Search (I seached for "HDFMonkey") brings only error: Query failed: connection to localhost:9312 failed (errno=111, msg=Connection refused)…
Forum Search (I seached for "HDFMonkey") brings only error:
Query failed: connection to localhost:9312 failed (errno=111, msg=Connection refused). -
Full size scansHi, I haven't been here for a long time and I see that several things have changed. Specifically I was surprised that there is no longer FTP an…
... to find) access to full size scans (600 dpi) and only ... any way to access full size images, as before?
Extending SNA Standard Snapshot 48k 128k Format to new Hardware like ZXN (SpecNext)This may have been discussed before... Looking at the definition of standard 48k and 128k .SNA Snapshot e.g. at: https://www.worldofspectrum.org/f…
... which have other size than standard 48k = 49179 Bytes.
So new ... emulators can detect on this different file size ...Forum.This forum software is shite. It doesn't show you you you've started a thread when you've hit save and won't let you delete the thread cos you've pos…
This forum software is shite. It doesn't show you you you've started a thread when you've hit save and won't let you delete the thread cos you've posted twice.Forum vs Home vs new tab/pageThis might be intentional, but I thought I'd mention it. On here the forum the 'WOS' logo is linked to the main front end page, and opens in the s…
... .
On here the forum the 'WOS' logo is linked ... /> On the main page the forum link has got the usual ... says the link on the forum to the front-end site ... when wanting to visit the forum.
As I say ...ZXAV - Audio/Visual Sequencer for the ZX SpectrumHi.. I released my latest project, ZXAV, other the weekend. It's an audio/visual sequencer intended for jamming and live performance. Use it to cr…
... was done in 4096 bytes as a size-coding challenge to myself ...New Utility ZXSTLC[b]New Utility ZX Spectrum Tape (& Disk) Loader Creator[/b] I made this utility to easily create tape and +3 disk loaders for my projects and have…
... /> | both -s & -c print size of the headerless block to ... the size of
| the loader by more than a few bytes ...printing text on HP-GL plotters through RS232 on AY-3-8912Hello, i don't know, if anyone is even interested in these things. But i do. I like printers, plotters and other devices which we can connected to…
... />
Thanks to others on forum oldcomp.cz we now have ... some minor tuning (page size, resolution, font size, page rotation ...), on any ...Computer Haiku (converted from C64)[url=https://archive.org/details/Computer_Haiku_1983_CES]Here's the original C64/PET program - "Computer Haiku" by Commodore Educational Software, 19…
... &t=3347]t'other forum[/url] and I thought it ... . Still, that meant plenty of bytes were saved, and the program ...The Relationship Between "Manual Size" and Expectation of Business Success.This is about an idea or theory ( in other words a proposition or hypothesis) about Manual Size (Who has got the THICKEST?) Education was intitial…
... proposition or hypothesis) about Manual Size (Who has got the THICKEST ... were generally disappointing and the size of the game manuals in ... up" to quite a "thick" size. ( Maybe it has been mentioned ...ZEsarUX 9.1New ZEsarUX stable version 9.1 :) You will find, as always, compiled versions for Linux, FreeBSD, Mac and Windows. The source code is available,…
... closed when changing ZX Desktop size
-Added new ZX Desktop ... lenght usually longer than 128 bytes
-Fixed loading executable files ...CSSCGC 2021: 25th edition extravaganza![img]https://csscgc2021.files.wordpress.com/2020/12/yellow_programmer_960x600.png[/img] [url=https://www.rickdangerous.co.uk/csscgc2021/][b][size=…
... .rickdangerous.co.uk/csscgc2021/][b][size=200]https://www.rickdangerous.co ... .uk/csscgc2021/[/size][/b][/url]
The ... itself (certainly in terms of bytes). Don't do this. It ...Screenshot from an unknown game[url=https://postimg.cc/dhP1khJp][img]https://i.postimg.cc/dhP1khJp/Force.jpg[/img][/url] I have had the above image stored for years (click on it…
... to see it at full size). The original file is called ... archive. I also perused this forum in search of a clue ...New Version of ZEsarUX v9.3 Beta 1 availableNew Version of ZEsarUX v9.3 Beta 1 available Downloads: [url="https://github.com/chernandezba/zesarux/releases/tag/9.3-25062021"]https://github.co…
... menu: now can find several bytes and open Hexadecimal Editor on ... file previews: any file size of 6912 bytes is guessed as Spectrum ... windows now take care of size of ZX Desktop
-Added ... sprite legend now adapts to size
-Added setting to disable ...ZEsarUX 10.0ZEsarUX 10.0 is out! Download it from : https://github.com/chernandezba/zesarux/releases/tag/10.0 Changes: Version 10.0 - Clive Sinclair edi…
... file previews: any file size of 6912 bytes is guessed as Spectrum ... sprite legend now adapts to size
Improved Next ... menu: now can find several bytes and open Hexadecimal Editor on ... file: increased maximum allowed size to 256kb and 2000 parameters ...Remainder (Mod) calculationsI've been figuring out how to calculate remainders after integer division by a constant divisor k (A mod k = A % k). I found that for most small di…
... br /> The size of these routines is from 12 bytes (Mod15) to ... 20 bytes (Mod6).
... br /> The size of these routines is from 23 bytes (ModDiv9) to ... 25 bytes (ModDiv11).
< ...New release of ZEsarUXFound today by chance on: [url]https://github.com/chernandezba/zesarux/releases/tag/10.1-13122021[/url] [quote]ZEsarUX-10.1 Beta1 Pre-release che…
... expanding qlay mdv files of size 174930 bytes
Added action to ... detection of any file size of 6912 bytes is guessed as Spectrum ...What size are the new Crash Retro Fusion magazines?Are they the smaller size, slightly bigger than A5 which I saw another retro magazine was in WH Smith? I was told that the 2022 Crash Annual is a sma…
Are they the smaller size, slightly bigger than A5 which I saw another retro magazine was in WH Smith? I was told that the 2022 Crash Annual is a smaller size, so is it like that?How do i learn to programAll the years i had a computer the only one i could program was the Texas Instruments Ti99/4a and when using extended basic with its so simple sprite…
... ) 8 bits long. This means bytes can store numbers up to ... . Double registers are two bytes in size and give an effective binary ... the Z80 works in single bytes. So when we need to ...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…
... the adventure. The next two bytes are poked with the values ... /> LD BC,2048*screensize ; the size of the bitmap data
LD BC,256*screensize ; the size of the attribute data
size.
If you're wondering ...what is tr-dos ?well you saw the topic [img]/__forums/images/smiles/icon_smile.gif[/img]
TR-Dos: disk size 636 kb. Standart disk is ... sectors, each sector is 256 bytes. There are 160 tracks (159 ...32-bit handheld console GP32 / Spectrum emulatorFor your information Download Spectrum Emulator for GP32 [url="http://info2.info.tampere.fi/~teoarsa/ZardozJOnes/GPSPECCYV005.ZIP"]http://info2.info…
... . Look at the the screen size (320x240 compared with 240x160). The ... we are in the emulators forum from World of Spectrum, that ...
