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ZEsarUX v9.2 Final released - Version 9.2 - Cliff Hanger edition. 05 April 2021As seen on: https://github.com/chernandezba/zesarux/releases [quote] ZEsarUX-9.2 @chernandezba chernandezba released this 21 hours ago · 6 com…
... CRTC interrupts. After a CRTC interrupt with Z80 interrupts disabled, they ... of the Gate-Array and interrupt request
-Fixed RETURN key ... -
New ZX81 Game: ZedipedeNot strictly Spectrum-related but I thought this might be of interest to some on here. I've just written my first ever arcade game for the Zeddy, a …
... , new enemies, a high score table etc. Incidentally, this is the ... -
Zero v0.8Pigs can apparently fly because it's the v0.8 update of Zero that no one asked for but is out for public consumption anyway. Grab it [url="https:/…
... flag being incorrectly reset during interrupt (woody).
- Fixed IFF2 flag ... -
Easiest way to figure instruction lengthGiven a start address, what is the easiest way to find out instruction length at that address in Z80? I found [url="http://www.z80.info/decoding.htm"…
... way to do it, without table of all instructions or using ... -
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…
... /> As everyone knows, the maskable interrupt can be enabled and disabled ... control the state of the interrupt enable flip-flops (IFF1 ... not accept this kind of interrupt directly after an EI ... the acceptance of the maskable interrupt for one instruction, but ... -
Arcade cabinet on a budgetHey all, I`ve just come into a bit of free folding stuff and am in the market for a multi system arcade unit, one of them table top affairs. I`ve be…
... arcade unit, one of them table top affairs. I`ve been ... -
Console frameworkStill working on Specotron, but at the point where working out the diagonal lines collision is not good at beer o'clock. In the meantime I've knoc…
... address of the screen rows table page
; add on ... first byte of value in table
inc l
... (hl) ; second byte of table
add d ; add ... address of the screen rows table page
; add on ... first byte of value in table
inc l
... -
Hardware Reference Manual for ZX SpectrumHi, I want to write games for ZX Spectrum in assembly language. I have lot of books in PDF format from SpectrumComputing. Still missing a book lik…
... .
Copperlist support, Vert_blank interrupt
Graphic mode selection for ... -
CopperlistIf anyone knows how to create copperlist for ZX Spectrum? Vertical blank interrupt handling?
If anyone knows how to create copperlist for ZX Spectrum?
Vertical blank interrupt handling? -
Standard Development LibrariesSo after some time away I decided to re-register after a Twitter thread (https://twitter.com/SpectrumNez/status/1578158361236963328) led me to a Visu…
... and so on. Setting up interrupt tables and all that sort ... -
Taper / WinXP /SB ProbsDoes anyone know how I can get Taper to recognise my SB Live soundcard under Windows XP. The readme.txt mentions the BLASTER environment variable bu…
... being the port, I the interrupt and D the Direct Memory ... -
A DOS question, slightly OTI have an old laptop (a P75) which is great for Spectrum emulation (X128 ), and C64 emulation (CCS64), and I want to emulate the Atari ST, too. Now, …
... -program.
This is a interrupt steered program which would read ... -
Whos Your Favourite Game Programmer ? Mine's Keith Burkhill, Mike Lamb. Its the people behind Commando, Arkanoid. There are others cant remember their names, I'll continue later [img]/_…
... /> That Technician Ted bloke (the interrupt king)
Keith Burkhill (but ... -
Confounded modern thingsIt appears the server instability has left a gap in the forums listing so I'll post this again. Given a complete lack of anything on the projects pa…
... instance a room with a table, where the feet of the ... would be visible below the table, the legs partially hidden and ... -
Your favourite machine apart from The SpectrumI've asked this on a couple of other sites, so now it's time to ask it here: what is your favourite machine, forgetting about the Speccy? For me, it'…
... had to use a lookup table to decide were in memory ... -
Your favourite machine apart from The SpectrumI've asked this on a couple of other sites, so now it's time to ask it here: what is your favourite machine, forgetting about the Speccy? For me, it'…
... had to use a lookup table to decide were in memory ... -
That Nostalgia ThangI was bored sitting waiting on a bus the other day and it was bucketing down with rain. As it does in gloomy situations like that, my mind started t…
... etc and make a league table up. 10 points if you ... -
Spectrum Sceenshot Quizleague<a href="http://pub73.ezboard.com/floadedspectrumtheforumfrm4.showMessage?topicID=132.topic 5" target="_blank">[url]http://pub73.ezboard.com/floaded…
Good Isometric 3D GamesHi My fave game of all time was Head Over Heels, which I have now completed thanks to emulation. I have also now done Batman and recently discovere…
... the balls in the pool table for extra fun. Phantom Club ...speccy soundI know this sounds a bit vauge but can anyone explain to me why the music on some 48K games was so amazing and so much better than the usual beeper s…
... and have the 50 hertz interrupt 'punch' a drum sound effect ...ZX48k terminal...Hello everybody, I thought someone might help me. I connect my good old ZX48k to my PC via serial (IF1) link, and I was trying to write a little term…
... BASIC is actually the maskable interrupt service routine. The keyboard scanning ...line routineWondered if anyone can help me out. I have been programming a 3d graphics library for the spectrum, in Machine code. The line routine that I have i…
... you have to have a table of 192 words to store ... you can either have another table of 256 bit masks or ...line routineWondered if anyone can help me out. I have been programming a 3d graphics library for the spectrum, in Machine code. The line routine that I have i…
... please time this with your interrupt routine and compare with the ...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…
... in the 4k the adventure table occupied. And you'll need ...Problem using with keys at same time Hi ! I'm having some problems in my laptop, Compaq Armada E500 PIII 600Mhz, with Windows 98, using three keys at same time. Example: Up, Left and …
... you press a button, an interrupt is set off and then ... bit that says whether the interrupt was triggered by a press ... depressed at the time the interrupt is already reading a scancode ... and couldn't handle the interrupt as quickly and thus had ...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, …
... you must fill a table of 257 adresses with ... (0-255), hence the table of 257!!! values. If ... is how to make a table:
. LD ... ; point to high byte of table.
. IM 2 ; ...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, …
... it possible to build a interrupt routine that scrolls the ... the Specy to continuously generate interrupt (unlike keyboard handling routines ... that generate an interrupt only when a key ...
Also, how many interrupt routines can one have in ...what is tr-dos ?well you saw the topic [img]/__forums/images/smiles/icon_smile.gif[/img]
... - one is for file allocation table)
The most important aspect ...
