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ANN: SpecEmu 2.7Go get it kids! [url]http://homepage.ntlworld.com/mark.woodmass/specemu.html[/url] :p
... it's to do with interrupts as it doesn't happen ... if interrupts are disabled, but it's ... -
Custom SAVE Routine work on emulators?Hi, I'm developing a SAVE routine derived from the one present in ROM 48K, and I'm trying to get it work on several emulators (X128, Spectaculator, …
... that you have disabled maskable interrupts before/as part of the ... -
Question about something I don't know what is called.I am interested in reading about something which I don't know what is called (duh). I am looking for (online/offline) reading material which explain…
... /> [/QUOTE]
That is because interrupts are still enabled and at ... you stick a DI (Disable Interrupts) at the top, your keys ... -
Loading music in ZX Spectrum games.I've always wondered, did any ZX Spectrum games feature AY 3 -8912 loading music (I'm not aware of any) or was this a technical impossibility on the …
... - it was the use of interrupts which allowed music to play ... -
Changing the way SCREEN$ is loadedThe way the speccy loads in a SCREEN$ is interesting - top two-thirds first, then middle and finally the bottom, which is due to the way the speccy d…
... doesn't have video line interrupts like for example C64 has ... -
Fast screen writesI wondered what the faster than LDIR methods of writing to the screen were.
... onto it, although this requires interrupts to be disabled or at ... -
Fast screen writesI wondered what the faster than LDIR methods of writing to the screen were.
... can probably afford to disable interrupts to do it, although I ... -
Fast screen writesI wondered what the faster than LDIR methods of writing to the screen were.
... split the work into more interrupts (eg. transfer one half, HALT ... -
Fast screen writesI wondered what the faster than LDIR methods of writing to the screen were.
Fast screen writesI wondered what the faster than LDIR methods of writing to the screen were.
... onto it, although this requires interrupts to be disabled or at ... PUSH it into screen buffer) interrupts can be enabled easily. When ... still not impossible to have interrupts enabled in this case. For ...What game gobsmacked you the most?And where were you when you saw it for the first time? Mine has to be, an obvious choice, Knightlore & Underwurlde. We'd all seen the adverts at s…
... I've ever seen was knightlore. Yes, it's nothing now ... graphically by Fairlight, but seeing Knightlore for the first time on ... compares at all to seeing Knightlore for the first time.
What game gobsmacked you the most?And where were you when you saw it for the first time? Mine has to be, an obvious choice, Knightlore & Underwurlde. We'd all seen the adverts at s…
Lords of Midnight first probably and Knightlore of course.
LOM wins the day because it was in my opinion WAY before its time in concept and graphics 'engine'.In-game music takes CPU time?If a 128k wants to have music played in-game using the AY sound chip, does that consume a lot of CPU time? What I am after is if the reason why man…
[quote=aowen;311118]You mean there are games that [I]don't[/I] use the interrupt to play the music? Why on earth would they do that?[/quote]
Jetset Willy doesn't use interrupts for it's music. Don't know why not, though.What game gobsmacked you the most?And where were you when you saw it for the first time? Mine has to be, an obvious choice, Knightlore & Underwurlde. We'd all seen the adverts at s…
... attack, atic atac, skool daze, knightlore, turbo espirit, match day II ...In-game music takes CPU time?If a 128k wants to have music played in-game using the AY sound chip, does that consume a lot of CPU time? What I am after is if the reason why man…
... Savage would need to use interrupts either, given that it can ...In-game music takes CPU time?If a 128k wants to have music played in-game using the AY sound chip, does that consume a lot of CPU time? What I am after is if the reason why man…
There's quite a lot of beeper music that use interrupts actually (and not just in-game stuff).In-game music takes CPU time?If a 128k wants to have music played in-game using the AY sound chip, does that consume a lot of CPU time? What I am after is if the reason why man…
... of beeper music that use interrupts actually (and not just in ...In-game music takes CPU time?If a 128k wants to have music played in-game using the AY sound chip, does that consume a lot of CPU time? What I am after is if the reason why man…
... Savage would need to use interrupts either, given that it can ...In-game music takes CPU time?If a 128k wants to have music played in-game using the AY sound chip, does that consume a lot of CPU time? What I am after is if the reason why man…
... ULA with precision timing. Your interrupts would essentially have to take ... it; the normal use of interrupts is so that you don ...Edge of Disgrace on the other side :)Got my mind blown today... saw the Edge of Disgrace demo on the commie ;-) Regardless if you are a c64 fan or not, you should see it. Effects and Des…
I have just watched the demo, but can somebody tell me what makes it so good? The only part which I thought was good was the evolving polyhedra bit (you know where it goes from cube to icosahedron to 'football' etc.) The music wasn't inspiring, and even ...Edge of Disgrace on the other side :)Got my mind blown today... saw the Edge of Disgrace demo on the commie ;-) Regardless if you are a c64 fan or not, you should see it. Effects and Des…
[QUOTE=Jimmy;312464]
If somebody can explain why (technically) this demo is supposed to be so good then I'd be most grateful. Even aIn-game music takes CPU time?If a 128k wants to have music played in-game using the AY sound chip, does that consume a lot of CPU time? What I am after is if the reason why man…
... is great to attach to Interrupts (IM2). Many games use it ... /> I feel however that using interrupts to service beeper music is ...what were the things the Speccy architecture was good for?I don't know a hell of a lot about all the different computers hardware and I wanted to know if the way the Spectrum was built lent itself to certain…
... it's possible to use interrupts to scroll parts of the ...Blimey! Buy a used console games and you might have to pay the s/w house to play it!From: [URL]http://www.videogaming247.com/2008/11/10/capps-we-really-need-to-make-strides-against-the-secondhand-market/[/URL] [COLOR=blue]"Epic…
... . Like when you first saw Knightlore, Jimmy White's Snooker, Doom ...RGB on speccy ?hi, just a question : are you aware of scene demo trying emulate rgb ? i was a bit ill last few days so laying in bad i come with a (stupid ?) idea.…
... rapidly for every line in interrupts, it allows only 8 combinations ...RGB on speccy ?hi, just a question : are you aware of scene demo trying emulate rgb ? i was a bit ill last few days so laying in bad i come with a (stupid ?) idea.…
... rapidly for every line in interrupts, it allows only 8 combinations ...Games based on urban myths?Is [I]Lemmings[/I] the only one? [I][Will you shut up about bloody lemmings? -- Ed][/I]
Very tentative
Knightlore - Based on werewolfZX Spectrum (16K) sound/beepHi all, I think I'm in right place now, I've tried to find an answer how to generate two channel sound using ZX Spectrum 16K. Only think I've found …
... /> org 32768
DI ; Disable interrupts.
; These next two lines ... ?
keyp: EI ; Re-enable interrupts.
RET ; Return from music ...Random access, file sizes and more.A few days ago Aowen mentioned that random access to saved data is not a problem. Here are my thoughts, doubts and suggestions regarding this subject…
... , but the hardware might require interrupts to be disabled or the ...
