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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…
... [code]
org 40000
out ($fe), a ; border black
startline: ld c, 32 ; c = byte counter
... /> jr nz, drawline ; continue if 32
dec b ; ... address
add a, 32 ; add 32
ld (screenaddress+1 ... -
One for the demo codersOn this occasion I forgot I had already asked the exact same question in another thread.
... /> This code must be repeated 32 or so times (depends how ... misunderstood 'fade-up' as 'fade-out', not 'fade-in'. Fade-in ... -
After-Christmas mapsCavelon [url="http://maps.speccy.cz/map.php?id=Cavelon"]http://maps.speccy.cz/map.php?id=Cavelon[/url] Doombase [url="http://maps.speccy.cz/map.php?…
... /> 13..14..15 30..31..32..33
. .
. .
... bat so you can figure out the timing of your ... room is perfect for trying out this technique because you will ... -
Programming Books for Kids - Whats happened to programming?What has happened to Programming in the 00's :( I remember at the tender age of 9 exitedly going to my library to get one of them colourfull program…
... shame because there's software out there now I'd have ... 'd have been churning 'em out with it when I was ... teenager but I'm nearly 32 now and full of the ... -
Programming Books for Kids - Whats happened to programming?What has happened to Programming in the 00's :( I remember at the tender age of 9 exitedly going to my library to get one of them colourfull program…
... shame because there's software out there now I'd have ... 'd have been churning 'em out with it when I was ... teenager but I'm nearly 32 now and full of the ... considderable amount of time working out how Vista's convoluted save ... -
Programming Books for Kids - Whats happened to programming?What has happened to Programming in the 00's :( I remember at the tender age of 9 exitedly going to my library to get one of them colourfull program…
... ; n+= 2 )
{
System.out.println(n);
}//End For ... />
By Andrew Scott Age 32 -
My next toy?That Asus Eee Box looks very much like a good replacement for my home web/file server, especially when coupled with a 500GB NAS... Quiet, low powered…
... instead ended up buying a 32 inch LCD!
There ... quality, I couldn't make out the difference between it and ... -
Anybody use MAME?Just downloaded it there and got some golden oldies working. Anybody else use it?
I've had Mame 32 for about 10 years now. ... has about 1200 roms working out of about 3000. I'm ... /> Double Dragon
Gauntlet
Out Run
Galaxian -
How would you make Cybernoid a better game.Following on from the Cecco thread, it might actually be quite interesting to hear people?s views on how they would improve the recognised ZX Spectru…
I've worked out how to do a few ... x4 speed
DEFB $E2, $32, $00, $FE ; up 50 x ... -
Which computer is most similar to Zx Spectrum?I have wondered recently wihch other 8-bit computer is most of all similar to Zx Spectrum. I mean similar graphics, similar gameplay, similar program…
... />
1. Sprites. Up to 32 per screen, but only 4 ... RAM and copied over using OUT instructions.
The third ... -
Interlace demoSorry to reference another thread like this, but in the thread: [url]http://www.worldofspectrum.org/forums/showthread.php?p=313428#post313428[/url] …
... have the ATI brightness at -32 (now 0), and my monitor ... ratio gets lower, meaning washed out black and dirty white if ... -
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.…
... to shift an average of 32 bytes of attribute data per ... /> (But it's worth pointing out again that for Fikee's ... -
Screen access in assemblerI am again troubled by the unusal screen design of the Spectrum. :) If I want to do something with, say, a 16x16 bit block of the screen (in the sam…
... be set back after adding 32 to L or it will ... back when I was starting out in Z80, I spent an ... trying to figure that routine out... and I remember being really ... was ADD L,32 and not ADD HL,32 - and so in ... -
Vector images of Spectrum models?A few years ago there was a website that had an image of every Spectrum model in vector format available for download. Has anyone seen this before? I…
... to pure vector by stripping out the extra information)
32 I made for a modding ... -
Ocarina Of Time - 10 years old!I can't believe that ten years have passed since I first played the greatest game ever published. C&VG have published their original review to celeb…
... .gamerankings.com[/URL] who average out all of the reviews they ... ?compid=44984"]EA Games[/URL] 32 9.696.422%
32. BioShock[/URL] PS3 [URL="http ... -
Retro Computer MuseumHello everybody . . . Just thought I would point you to my website . . . [url]www.retrocomputermuseum.co.uk[/url] I am currently in the (long) proc…
... of stuff . . . Sam Coupe, Dragon 32 or 64 and loads of ... be able to help you out with a Sam Coupe.
out before deciding what to do ... -
Usr 0 ?I'm not sure I've ever seen this explained before, but why do some programs (only demos, as far as I can see, so far) need USR 0 mode when run on a 1…
... />
When I first started out doing 128K demos, I put ... it ugly to have a 32-byte machine-code block located ... it all and doing an OUT 32765,16 from Basic instead ... -
Keyboard routinesI'll ask here first - since this must be a long-ago solved problem, and hopefully I can avoid re-inventing the wheel... I need a keyboard routine th…
... />
[code]
REDEF
;OUT:
; B=Hight byte of ... Z ; RETURN UPPERCASE
OR 32 ; SET LOWERCASE
RET
Keyboard routinesI'll ask here first - since this must be a long-ago solved problem, and hopefully I can avoid re-inventing the wheel... I need a keyboard routine th…
[code]
REDEF
;OUT:
; B=Hight byte of ... /> jr nc,pr
OR 32 ; SET LOWERCASE
pr RST ...BASin r14d - Final bugfix for the r14 seriesOk, there's not a great deal to "show" here, as most of the work has been going on "under the hood" so to speak. And there's been a [i]lot[/i] of wor…
... \ LD A,L\ ADD A,32\ LD L,A\ JR C ... ,$+12\ LD A,L\ SUB 32\ LD L,A\ JR C ... /> PUSH HL
LD BC, 32 ; Copy 1 line
LDIR ... me it is still crying out for menu access via ALT ... etc...)
Roger and out :-)So you want to make a cardgame......but you haven't got a good deck to display. Well here is a fully relocatable routine that will do the job for you. Place the code anywhere in me…
... A,E
OR 32
LD B,4 ... RET NC ; test on out of screen
LD ...Why did the QL fail?Browsing some old magazines: an advert appeared for the QL, 128k of ram and 32 bit processor etc...also very cheap compared to other similar spec com…
... was described as an "8/32 bit" CPU. The 68000 as ... ST was referred as "16/32 bit".
The new ... 't quite enough, but a 32 bit CPU is far too ... (and completely blows the PIC out of the water. I have ...Understanding the StackSorry folks. I guess I'm going to be a pain for a little while. Hope it's ok with everyone. I'm currently studying the stack and wrote the little pr…
... registers ("output registers", SPARC has 32 general purpose registers conceptually subdivided ... SPARC is RISC and leaves out a lot of instructions on ...Understanding the StackSorry folks. I guess I'm going to be a pain for a little while. Hope it's ok with everyone. I'm currently studying the stack and wrote the little pr…
[QUOTE=Winston;328516]SPARC has 32 general purpose registers conceptually subdivided ... of the non-recursive code out there, it doesn't use ...Assembler snippetsI was just thinking that a thread for small but useful assembler snippets to do useful things would be cool for people learning z80 coding. Not to me…
... a macro using the commented out version and dropping the final ... a,l
add a,32
ld l,a
ld a,l
sub 32
ld l,a
TI calculator gaming...There's some dedicated people out there. Maybe this is old news, but I had no idea someone was converting modern games to monochrome versions in Z80 …
... do you need to perform OUT commands to send graphics bytes ... 6MHz
Available RAM memory: 32 KB
I think ...Girlfriend's computerI'm on my girlfriends computer atm -- one which she has asked me to sort out. It is a Vista computer which has reportedly slowed down since she fir…
... two partitions, each a meagre 32 gigs in size, labelled ACER ... safely?[/quote]
Watch out, there could be a 3rd ...Another idea: 3D models from your favourite Speccy games[FONT=Times New Roman][SIZE=3]Take a look at this.[/SIZE][/FONT] [FONT=Times New Roman][SIZE=3][URL]http://www.shapeways.com/[/URL][/SIZE][/FONT] …
25 years with the SpectrumTo paraphrase JFK, ask not what your Spectrum can do for you, but what you can do for your Spectrum. Well I've done quite a bit since I joined the sc…
... a colour extension to support 32 colours on screen using 4 ... ROMs into English
* Worked out how to add six TOKENS ... 128 Editor ROM
* Worked out how to patch the 128 ...
