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Checksums in Hobeta filesDoes anyone here have any experience with working with the internals of the Hobeta (aka .$b, .$c ...) file format, or failing that, checksum algorith…
Does anyone here have any experience with working with the internals of the Hobeta (aka .$b, .$c ...) file format, or failing that, checksum algorithms in general?
There's a checksum at byte 0x0e, which, according to [url="http://www.nvg.ntnu. ... -
Smooth Screen Scrolling RoutineHi everyone, this is a follow up to the thread on smooth screen scrolling. As promised here is the code for the routine. It's pretty long and fairl…
... /> The routine is designed to detect blank tiles, which can be ... -
Basic info about platformers...I have run a search for an answer to this question and haven't found quite what I was looking for so I thought I would pop a post on here... What ar…
... and again, how do you detect for the top and bottom ... -
1.44 mb disketteswhat stops a disk drive formatting 1.44mb disks as 720k disks, is there a hole or a dent or something that the drive detects the capacity. if so woul…
... the actual drive to always detect disks as 720k. Obviously once ... -
how do you view 'delta compressed' videos from BMP2SCRusing BMP2SCR, you can compress AVI to a chain of binary files, and the help file says something about streaming .TAPs. However the BMP2SCR manual ha…
... etc, my only bone of contention about this otherwise excellent utility ... -
OOH$400 for a PK energy detector $1,200 for a super PK energy detector with those i can detect how much energy master phillip kendall has, and get him …
$400 for a PK energy detector
$1,200 for a super PK energy detector
with those i can detect how much energy master phillip kendall has, and get him at his lowest :) -
udg collision detectionhow do I detect a collision between udgs in basic?
how do I detect a collision between udgs in basic? -
People suckPeople suck, thats my contention, gimme a pen and paper, an etchosketch, I'll prove it, the truth, the fact, the factorum. I'm tired of this back sta…
People suck, thats my contention, gimme a pen and paper, an etchosketch, I'll prove it, the truth, the fact, the factorum. I'm tired of this back stabbing arch-humanity bullshit. We are a virus with shoes.
Now who said that? -
Z80 cycle contentionHi, Does anybody knows exactly when the ula halts the Z80 clock during a memory r/w cycle? I mean which Z80 clock cycle, T1 or T2? Thanks..
Hi,
Does anybody knows exactly when the ula halts the Z80 clock during a memory r/w cycle?
I mean which Z80 clock cycle, T1 or T2?
Thanks.. -
Detecting TR-DOS from BASICIs there a simple (or contrived :D ) way to detect the presence of a TR-DOS/Betadisk interface from BASIC? For fairly obvious reasons this can't rel…
... (or contrived :D ) way to detect the presence of a TR ... -
Tape stopsHi, I'm trying to sample a tape, but it stops in the middle of the tape. I've tried it on 4 different players, and it stops on all of them. I've t…
... no resistance that I can detect, but when I press play ... -
Interface 1 DetectionThere are two assembler methods of detecting an IF1 published on Jonathan Harston?s webpage [url]http://www.mdfs.net/Info/Comp/Spectrum/ProgTips/Int…
... /Info/Comp/Spectrum/ProgTips/Interface1/detect.htm[/url]
I ... -
Linux WAV to TZX convertorsI looked through the posts and seen a few threads about converting WAVs to tzx but none of them are working for me. I have a few old tapes that don't…
... for TAP. For example, I detect the byte sequence of the ... -
SimCoupe 1.0 released[size=-2](for those of you that don't read CSS)[/size] SimCoupe, the SAM Coup? emulator, has been updated to version 1.0. This major release adds ma…
... uncontended [Dave Laundon]
- Fixed contention across page boundaries [Dave Laundon ... ]
- Improved efficiency of contention table lookups [Dave Laundon]
Spectrum audio signallingI've had a poke around in some of the docs (and my Z80 assembler-fu is so rusty it'll be a while before I grok the Complete Spectrum ROM disassembly)…
... />
What can the Spectrum detect on the EAR port? Lots ...Guestbook spammersGuestbook spammers, you have to feel sorry for them. All those wasted bytes of traffic, since their kind messages never get through the filters becau…
... 's so ridiculously easy to detect... [url=http://www.worldofspectrum.org ...Programs detecting Spectrum modelsHi. I'm curious about knowing how some speccy games detect if they are runnning in a 128k or 48k model. What tricks can be used to make this in a Spe…
... knowing how some speccy games detect if they are runnning in ...ZXSpin 0.61 Available nowHi all! Well, after a lengthy few testing cycles, I'm taking the plunge and uploading the latest version of ZXSpin, to replace the rather aged old 0…
... accurate "ULA snow" and IR contention. Note that truly accurate snow ...Windows VistaNever installed my Beta version, too many bad reports. Anybody tried it yet? I was reading a report that said serious 3D acceleration was required …
... -board graphics chipsets out of contention - anybody know what the truth ...Noob to Z80 needing +3 helpI'm quite new to z80 programming, but i'm attempting to write some kind of windowing system that will run alongside BASIC on my +3 with Kempston mous…
... 2 due to the memory contention issue).
How do ...SpecEmu 2.4 releaseSince SpecEmu has been at 2.4 beta for as long as I can remember I think it's about time I made a proper 2.4 release for its users :) Major new feat…
... automatic loader detection.
* Improved contention model for multi-colour demos ...I HATE HATE HATE spam!!!Three days (maybe four) of not accessing my e-mail account, and I get 968 e-mails, of which maybe three dozen are legitimate. And many of the "legiti…
... 't ISPs, such as Wanadoo, detect and delete true spam?Sam Revival Back Issue Bonanza!As a special offer throughout March, i'm giving 25% off back issues of Sam Revival magazine. So if you are looking to fill in gaps in your collection…
Game OptimisationBelow is a section of code Im using for movement enermy display and collision detect. What happens is that you move the sight with ,.qa and space do…
... movement enermy display and collision detect.
What happens is ...Fuse for Mac OS X beta releasesA beta version of Fuse for Mac OS X has been released at the dedicated sourceforge project: [url]http://sourceforge.net/projects/fuse-for-macosx/[/u…
... support (Stuart Brady)
[*] Fix contention for LD?R, CP?R ... (Stuart Brady)
[*] Separate out contention when MREQ isn't active ... the +2A/+3 ULA applies contention only when MREQ is active ...Harlequin ZX Spectrum Clone now 100% compatible!Hi all! The Harlequin ZX Spectrum clone now shows full timing compatibility with the ZX Spectrum! 8-) Both the ULA IO and memory contentions are fa…
... that will test the _memory_ contention
(or anything else for ...IDE-media only Spectrum games?A similar discussion is taking place at Speccy.org's forums, but I thought it was worth to start the topic here. Now that we have several IDE interfa…
... interfaces now, the software could detect which interface was being used ...Compatible SpectrumsFollowing some recent coding exploits I've been thinking about compatibility of various models of ZX Spectrum. Yes, it's a common question on the for…
... all... due to the memory contention issues. The +2a/+3 had ... also the issue of different contention timings to the "original" models ... can't change the hardware contention, surely.
Of ...
