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unused assembler commands?Z80 processor has commands like OUTI OUTD OTIR OTDR INI IND INIR INDR.They deal with sending /reading bolcks ofinformation to ports. The problem is, …
... OUTD OTIR OTDR INI IND INIR INDR.They deal with sending ... -
Which ZX Spectrum 48K game-music is the best?Hi there. I got an idea I could ask here about the topic like above. What do you think? C64 fans made a ranking of their beloved songs from games…
... - Solomon's Key -
Patrik Rak - Star Dragon -
Frantisek Fuka ... -
I/O contention model questionHi everyone, Sorry for my poor english. Together with a friend we are working on ZX Spectrum 48k implemented in FPGA. We have found bug in the Spect…
... IO machine cycle during INI/INIR/IND/INDR execution in ZX ... -
New Spectrum emulator for DS[url]http://zxds.raxoft.cz/[/url] [quote]Features already implemented: * Solid Z80 core - possible bugs aside, the Z80 emulation is as complete…
... .org/infoseekpub.cgi?regexp=^Patrik+Rak$]this guy[/url]... -
Ports AccelerationOn ZX48 or 128/+2(grey) is contended and uncontended ports. For example: if you will read 512 bytes sector from IDE device to ZX ram via INI or INIR,…
... ZX ram via INI or INIR, half of all ports will ...
LD B,0
INIR
New read sequence ... -
The direct bus or indirect one... that is the questionThe Ethernet project continues...and I'm in a quandry. So I've managed to implement enough socket library for the W5100 that socket, bind, listen, a…
... than 256 bytes) since OTIR/INIR take the same number of ... -
ANN: Tipshop updated Wednesday, 27 February 2008Wednesday 27 February 2008 Loads of POKEs from assorted folks, and tips straight from the author of the games. * Stu sent in a correction for the t…
... Saboteur II.
* Patrik Rak sent in cheats for Atomix ... -
Happy Patrik Rak's day!And may all your wildest Speccy dreams come true ... and then you better share with us.
And may all your wildest Speccy dreams come true ... and then you better share with us. -
Xor-shift random number generator for Z80[QUOTE=Patrik Rak;320244]Come on, people, [URL="http://www.jstatsoft.org/v08/i14/paper"]xor-shift generators[/URL] devised by Marsaglia, that's the w…
[QUOTE=Patrik Rak;320244]Come on, people, [URL=" ... go.[/QUOTE]
[QUOTE=Patrik Rak;320294]Given the math behind ... -
Getting started with ... part II (help needed)Hi to everyone. I just founded simple wiki to solve usual problem "how to do [placeholder] in asm?". Check it on [url]http://zxsnippets.wikia.com[/ur…
... page ?
Mr. Patrick Rak, could you give permission to ... -
happy birthday patrik rakhappy birthday fella. keep up the good work.
happy birthday fella.
keep up the good work. -
iXpectum 1.2 HD (iPad enabled) is out!iXpectrum now supports iPad on jailbroken devices ;) Thanks to Ryosaebaa for his support... You can download by now at: [url]http://code.google.co…
... contention in IND,INDR,INI,INIR instructions.
- Fixed flags in ... -
Fuse for Mac OS X 1.0.0 ReleasedA new version of Fuse for Mac OS X has been released at the dedicated sourceforge project and shortly here on WoS: [url]http://sourceforge.net/proje…
... system registers to snapshots (Patrik Rak).
[*] Fix autoload snapshots (thanks ... -
Happy birthday Patrik Rak!Merry birthday... drink lots!! :smile:
Merry birthday... drink lots!! :smile: -
Need help with tzxing once again :)You people helped me so much in this thread witch a custom loader: [url]http://www.worldofspectrum.org/forums/showthread.php?t=36109[/url] Maybe we…
... one tzx done by Patrik Rak. I really appreciate Patrik's ... -
20KWell here it is the 20000th post, a monumental event indeed, even if 18000 of them are complete drivel :D Should I be proud? Or should I be ashamed…
... , Bad Horsey, Cichlasoma, CUCHULAINN, Patrik Rak, Old_Speccer, Thomas Gale, Miner49er, Dustin ... -
IND/INDR/INI/INIR/OUTD/OTDR/OUTI/OTIRI'm looking for confirmation that the official Z80 User Guide from Zilog is wrong and that these composite instructions actually change the value of …
I'm looking for confirmation that the official Z80 User Guide from Zilog is wrong and that these composite instructions actually change the value of B first. You'd only notice this when reading or writing from a 16-bit I/O address using one of these ... -
Zero 0.5 ReleasedAfter a bit of a hiatus, the next update of Zero is now available [URL="www.ramtop.wordpress.com"]here[/URL]. Feedback and bug-reports appreciated! …
... /> + Monitor can step over LDIR, INIR and other block commands (Obo ... -
Fuse for Mac OS X 1.1.1 ReleasedA new version of Fuse for Mac OS X has been released at the dedicated sourceforge project and shortly here on WoS: [url]http://sourceforge.net/proje…
... in AY noise generator (Patrik Rak).
[*] MIC bit only isn ... -
Microdrive Serial ProtocolGentlemen, I've been dreaming for a long time to develop a Microdrive emulator, where an SD card loaded with .MDR cartridge images can be accessed t…
... is apparent that a single INIR/OTIR instruction handles the stream ... -
Happy Birthday Patrick RakHappy Birthday! Edit: just realised I spelt your name wrong in the thread title. So sorry! Can someone change it please?
Happy Birthday!
Edit: just realised I spelt your name wrong in the thread title. So sorry! Can someone change it please? -
New game: The curse of OddvilleDon't get too excited! :p Just wanted to share this because the coding of it is driving me mad, or rather the game designer is. The curse of Oddvil…
... .
It uses Patrick Rak's XOR Shift RND generator ... -
C.G.D - Classic Game Designer[b]UPDATE: August 07, 2013 AN UPDATED VERSION OF CGD IS NOW AVAILABLE, DETAILS HERE: [url]http://www.worldofspectrum.org/forums/showpost.php?p=7155…
... ]
CGD uses Patrick Rak's superb XOR Shift random ... -
JSpeccy 0.93A new JSpeccy version has been released. Summary of changes, - Drag & Drop support forTAP/TZX/CSW/SNA/SP/Z80/SZX/ROM files. - Command line options …
... SCF/CCF (thanks to Patrick Rak by his investigations and test ... -
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…
... have certain disadvantages of INI/INIR etc - the whole thing with ... -
[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…
... /> Many thanks first to Patrik Rak for the PZX format and ... -
Fuse for Mac OS X 1.2.2 ReleasedA new version of Fuse for Mac OS X has been released at the dedicated sourceforge project: http://sourceforge.net/projects/fuse-for-macosx/ Not…
... found inside .zip files (Patrik Rak and Sergio Baldoví).
[*] Support ...
