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Sync-buzzer, interrupts and general confusionBeen wittering on about this in the Misc group, but thought it was best discussed here. Basically been trying to recreate the Sid-Sound effect from A…
... a good tutorial on using interrupts? As soon as someone mentions ... -
Which is better? Knightlore or Alien 8ok mates, by the years i tend to say the best games in zx history was knightlore but i've been playin' alien 8 a lot and i'm divided Is knightlore be…
ok mates, by the years i tend to say the best games in zx history was knightlore but i've been playin' alien 8 a lot and i'm divided Is knightlore best for being the first? or well-programmed alien 8?
I can't decide for myself -
IM 2 interrupts and smooth scrolling - easy peasy!Okay, been fiddling around with IM 2 and have actually mastered (I think) how to use IM 2! Now I run my game Ragnar Revival in IM2 and use HALT to sy…
... 1 and enable
ei ;interrupts. Jump to 0056 in ROM ... -
InterruptsA small piece intended for the FAQ. Comments, corrections, additions welcome. Notably: * How long does the 48K ULA hold /INT low? * What happens i…
... 3.54 MHz, so interrupts are still generated every ... interrupt routines; see the retriggered interrupts section below.
interrupts were enabled beforehand.
... 'nnnn'.
Retriggered interrupts
If you ... -
Interrupts details questionSuppose I am writing a game and I want to use interrupts to measure time, draw the screen without flicker, maybe to poll keyboard etc. What kinds of …
... and I want to use interrupts to measure time, draw the ... keyboard etc. What kinds of interrupts are there?
At ... they were talking about maskable interrupts vs NMI. Are those generated ... -
Knightlore/Alien 8/PentagramIn the early days of Ultimate Play the Game each game release was something new and unique. However, although I loved Alien 8 I felt that it was a cl…
... it was a clone of Knightlore.
Pentagram was a ... -
How does interrupts work?I am a little confused regarding the interrupts on the Spectrum. If I have some hundred bytes of machine code started with, say, [B]RANDOMIZE USR 300…
... a little confused regarding the interrupts on the Spectrum. If I ... />
I suspect that the interrupts does for example keyboard scanning ... -
InterruptsI need help emulating interrupts. My z80 core currently emulates all un-prefixed opcodes and the CB opcodes. I thought I would start on emulating co…
I need help emulating interrupts.
My z80 core ... to start - my understanding of interrupts is not great (having never ... -
Need help with interrupts againI'm fighting to understand how interrupts code handling works I'm trying to set my simple own interrupt routine, as I don't want to be dependent on …
... 'm fighting to understand how interrupts code handling works
;each interrupt automatically disables interrupts, so they must be enabled ... -
Head over Heels vs. KnightloreIn the recent Head over Heels thread, several people said that they prefered Knightlore to HoH. This surprised me, so I thought I'd post a poll to s…
... said that they prefered Knightlore to HoH. This surprised ... But like King Kong, Knightlore has been far surpassed visually ... groundbreaking, it built upon Knightlore in every way. Seriously, ... more involving, and prettier than Knightlore. Alright, so those are ... -
Simple explanation of interrupts (in the context of Z80/Speccy)I wondered if somebody on here could explain in simple terms how interrupts work on the Speccy and where interrupts are source from. Are they a natur…
... explain in simple terms how interrupts work on the Speccy ... via the ULA? Are Speccy interrupts per-frame, can you schedule ... Are there different types of interrupts that can instantly jump to ... hearing stuff about non-maskable-interrupts in the case of resetting ... -
Knightlore remakeHi. Knightlore was my favorite game, and I have recently tried a very nice PC remake developed by RETROSPEC. I wonder if there are any tricks for thi…
Hi. Knightlore was my favorite game, and I have recently tried a very nice PC remake developed by RETROSPEC. I wonder if there are any tricks for this version (infinite lives, for instance). Thanks!! -
Interrupts, 16k Spectrums and snowI'm writing something for the 16k Spectrum and I want to use interrupts. The avilable documentation doesn't seem clear enough for me to figure out ho…
... and I want to use interrupts. The avilable documentation doesn't ... can I do my own interrupts on a 16k machine? Is ... -
playing ay music using interruptsi seem to remember there is a way to play ay music using interrupts. (i.e. play music while you are typing, editing listings, running another program…
i seem to remember there is a way to play ay music using interrupts. (i.e. play music while you are typing, editing listings, running another program, etc, in the background.) what is the simplest way of doing this? -
Which Emulator has a menu option to enable Interrupts (EI) if emulated Speccy hangs after DI / HALT?Which Emulator has a menu option / debugger option to enable Interrupts (EI) if emulated Speccy hangs after DI / HALT? I tried SpecEmu and Fuse, b…
Which Emulator has a menu option / debugger option to enable Interrupts (EI) if emulated Speccy hangs after DI / HALT?
I tried SpecEmu and Fuse, but I can not find a option for doing this in their debugger. -
New discovery on Z80 interrupts.This is to announce the discovery of a new, hitherto unknown, behavior of the RETI and RETN instructions. As everyone knows, the maskable interrup…
... interrupted immediately after re-enabling interrupts if the /INT line is ... -
ZX games for fixingExist any games/software which need fix any bugs ? - incorrect graphics - incorrect or bad keyboard controll - too fast games (need slow-down) - game…
... Spectrum only, but leaves the interrupts at the same 50Hz speed ... that games that use the interrupts for the timer still run ... sure if Alien 8 or Knightlore work like this, I'll ... -
Currah MicroSourceThis is an interesting one for the experts to mull over. I've got (and love) a MicroSource interface from Currah which consisted of an 8K ROM provid…
Best way to codeHi, I've been using Zeus Assembler to code MC programs so far. Nothing fancy just the odd scroll left or animation stuff. Wot I'd like to know is, …
... interested in knowing more about interrupts, ZX Specy addresses, masking, and ...sabrewulf atic atac knightlore tzxhi can anyone mail me these tzx files,please?yes i do actually own the originals ... thanks
hi can anyone mail me these tzx files,please?yes i do actually own the originals ... thanksMicrodrive & Interface 1 For SaleAnybody out there want to give my old Interface 1 and Microdrive a good home. Any serious offers considered. I'm getting married this year and need t…
... cartridges has 3D Starstrike and Knightlore on it.
Buyer ...Best font in a gameMy faves would have to be: 1. Hobbit 2. Starquake 3. Nodes of Yesod 4. Frankie Goes To Hollywood 5. Knightlore 2 to 5 are stocking fillers compared…
My faves would have to be:
1. Hobbit
2. Starquake
3. Nodes of Yesod
4. Frankie Goes To Hollywood
5. Knightlore
2 to 5 are stocking fillers compared to The Hobbits. Surely the best font ever!Quiz V - the revenge of D`n`C Ok, 50 quick fire questions.. some cryptic - you`ll have un unravel the clues to get the game name, while others are description of the game. Ther…
Ok, 50 quick fire questions.. some cryptic - you`ll have un unravel the clues to get the game name, while others are description of the game.
There are 63 points available this time.
You can either email your completed answers (along ...A site with the end of various games..Do you know this site?? [url="http://www.thespian.demon.co.uk/air/"]http://www.thespian.demon.co.uk/air/[/url] here you can download .air files whi…
... Ive seen the end of knightlore.. man!! that guy plays like ...Favourite Speccy Game baddiesJust wondering what game villains (major or minor) are your favourites. Mine would include: The "hooded" guys from "Soldier of Fortune" The wee hel…
... /> The little armoured guys from "Knightlore"
The Sidh from "Tir ...Rediscovering my inner Spec-chumIt's been a LONG while since I last felt like this about Spectrum retrogaming. My interest in my current websites waned quite a bit over the past cou…
... 's friend from work with Knightlore on it, and
wondering ...Speccy +2 loading problemI've just purchased a Spectrum +2 off Ebay & noticed an error when loading some titles, particularly Knightlore & Jetman. Whilst there appears to be …
... when loading some titles, particularly Knightlore & Jetman. Whilst there appears ...NEW INTERFACE FOR ZX SPECTRUM!!Hi all zx-maniax! Here is a letter from Polish inventor, Yarek Adamski. He constructed a new brilliant interface for ZX SPECTRUM. Ready carrefuly i…
... Mouse).
Also can generate interrupts on every screen line as ...Women members on WoSFI couldn't help but notice that the newest member of WoSF is a woman: Carol Knight, I believe. Does this make her the only 2nd member of the fair se…
I couldn't help but notice that the newest member of WoSF is a woman: Carol Knight, I believe.
Does this make her the only 2nd member of the fair sex on this forum, apart from Knightlore (who is MIA now)? Does anyone remember anyone else?YM effects on Atari ST reproducable on Speccy?From the YM music format site: "SID-Voice SID-Voice is a great sound trick on the ATARI, because of low CPU consuming and great sound effects. It …
... , SID-Voice uses a CPU interrupts to produce a square tone ... -Buzzer uses an external CPU interrupts to write values in the ... ? Maybe we would get less interrupts per second, but couldn't ...
