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LOAD "" CODE in machine code/store 128 bank dataHow do you LOAD "" CODE from machine code? I have written the following MC routine that fits into a REM statement in a basic program. I want to cal…
... written the following MC routine that fits into ... ROM's LOAD "" CODE routine, nothing fancy headerless loaders, ... (23693),a ; set our screen colours.
xor a ; ... /> call 3503 ; ROM routine - clears screen, opens chan 2.
... -
SpritesYes yes, I know this has been hashed over plenty of times before, but... I have knocked up a quick tiling routine which works with my back buffer co…
... knocked up a quick tiling routine which works with my back ... like to attempt a sprite routine/engine.
There is ... tile routine with the backbuffer, it will be a flip screen game ... 'm working on (the sprite routine will also be used for ... -
Tinkering with DMASo, some afternoon tinkering... [img]http://photo.alioth.net/tmp/dma_small.jpg[/img] The purpose of this all is to see what's possible using the Xi…
... of the bus, written to screen memory, then released control.
On the Z80, the fastest way is using PUSH HL ... -
Issue 2 Spectrum - Black screenHi I have an issue 2 spectrum which I'm having some issues with. I bought it on ebay so have no idea of the history or how it came to be broken. Whe…
... with various output to the screen every time I turned the ... . either coloured garbage or back screen with thin red lines.
screen. You could almost say though ... -
XPECCY (Lin/Win)im not author of this emulator. Contacts of author you may take on [URL]http://xpeccy.info[/URL] - non official home page. cpu: Z80: all (un)docume…
... 512K (Z80 emulation)
screen:
standart 256х192;
ATM ... multicolor;
ULA+;
no screen;
filter double;
filter ... /> autoplay ? access basic48К routine;
fastplay ? basic 48K routine only (for unstandart ... -
Fast Condition TestingHello my friends, I have been writing some input and string handling routines in BASIC lately - yeah I could write them super fast in C/ASM via z88d…
... simple string array, before the routine is called the array is ... /> So that initializes the next routine for processing
[code]
obviously after all that the screen is updated so the user ...
However, the above routine is slow to execute or ... -
Soundex routineIn an idle 5 minutes I wrote a short routine to calculate Soundex codes using the algorithm described here: [url]http://en.wikipedia.org/wiki/Sounde…
... minutes I wrote a short routine to calculate Soundex codes using ... -
AGENT X loading screenHello again, Agent X was another loading screen I always thought could do with an alternative version! [IMG]https://dl.dropboxusercontent.com/u/61…
... /> Agent X was another loading screen I always thought could do ... -
Windows touch screen keyboardAnyone know how to use the touch screen keyboard on any spectrum emulators in windows pc.
Anyone know how to use the touch screen keyboard on any spectrum emulators in windows pc. -
Simple text scroller, first character problemin a text scroller, whole line scrolled to the left by 1 pixels using RL(HL) ; DEC L method. But at the rightmost character must be printed immediate…
... of scrolled in from off-screen.
I'm using ... :)
What's the fastest method of bringing character in ... -
+3DOS routine missing in the +3 manualThe other day I realised the details of the +3DOS DOS DELETE routine are missing in the [url="http://www.worldofspectrum.org/ZXSpectrum128+3Manual/ch…
... of the +3DOS DOS DELETE routine are missing in the [url ... -
Cybernoid loading screenHere is a new loading screen for Hewson's Cybernoid, done by [B]PheeL[/B]: [IMG]http://hype.retroscene.org/uploads/images/00/00/03/2015/01/20/722e11…
Here is a new loading screen for Hewson's Cybernoid, done ... -
Best Side Screen/Screen-Surrounds?I've been researching side-art/screen-surrounds for my own game, so at the risk of asking a question that has probably been asked in the last 20-odd …
... 've been researching side-art/screen-surrounds for my own game ... for the part of the screen that holds the score, lives ... side/top/bottom of the screen. I quite like Turbo Girl ... -
Random object placementI'm looking for some advice on placing objects randomly in a game. I have a routine that reads a table and prints the corresponding object: 0 prints…
... .
I have a routine that reads a table and ... /> Although always in the same screen position I'm wanting the ... -
GameBaddie's Art project...Hi Guys, I've recently revived my old 48k for a (just-for-fun) art project. I have about 4 weeks of spare time to accomplish my goal, and the plan i…
... record the plot/draw/circle routine as a video animation. Once ... way to extend the usable screen-space into the border, using ... -
New[ish] loading screen for Dan DareI spent a little bit of time at [URL="http://zxart.ee/eng/mainpage/"]zxart.ee[/URL] over the weekend, and found a really interesting Dan Dare [URL="h…
... /ian-mathias/dan-dare/"]loading screen credited to Ian Mathias and ... ://www.worldofspectrum.org/showscreen.cgi?screen=screens/load/d/gif/DanDare ... LOAD[/URL] TZX with that screen:
[youtube]e0-t ... -
SpecBAS Screen wipeAn old effect, but a good one - you'll need this file: [url]https://sites.google.com/site/pauldunn/moon.png[/url] to run this program. [code] 10 REM…
... />
[code]
10 REM Screen Wipe
20 GRAPHIC NEW ... -
From here...each search of screen$ or inlay don't give any resultFind the title but not the screen$ of the inlay :-(((<br><br>And the "word suggestion" is not anymore active.
Find the title but not the screen$ of the inlay :-(((
And the "word suggestion" is not anymore active. -
Screen artifacts/shimmer after composite modHi folks,<br><br>I've done a little work to what I hope is going to be my work-horse rubber key speccy - It's a Samsung made issue 3b.<br><br>I notic…
... mod that the letters on screen seem to have a shimmer ... -
Original Knight Lore loading screen artworkJust stumbled upon this on facebook:<br><a href="https://www.facebook.com/1514905765406040/photos/a.1514911125405504.1073741828.1514905765406040/1664…
... the Spectrum 'Knight Lore' loading screen. It's great to see ... -
New game released: EXPLORER<div><span style="font-size: 13.3333330154419px; line-height: normal; font-family: 'Courier New';">- EXPLORER -</span></div><div><span style="font-si…
... to scroll vertically the whole screen. I actually never liked it ... game, including an Assembly routine to scroll a screen window, in order ... the bottom right of the screen, then the game will reboot ... -
SABRE WULF loading screen<p>Hello again,</p><p>I'm a big fan of the original Knight Lore loading screen but, wondered what a simplified version (closer looking to box ar…
Hello again,I'm a big fan of the original Knight Lore loading screen but, wondered what a simplified version (closer looking to box art) would look like so, this is what I came up with. Download .sna file HERE.
cheers, Mick. -
Divide by 16 problem...I think.I *think* I have a problem with division. Now, this is not for the Spectrum but it [i]is [/i]for another Z80 platform. I'm converting [b]Speccies …
... 256 (the width of the screen is 320 pixels which is ... 'm not sure my division routine [i]is [/i]the problem ... -
Toaster grey screenIv just fired up my toaster and it has a grey screen. I can still see the menu which still works ok. It looks as if someone has painted the front of …
Iv just fired up my toaster and it has a grey screen. I can still see the menu which still works ok. It looks as if someone has painted the front of the telly in a diluted grey colour. Any idea's please whats wrong please?? -
z80 assembly helpEver since I was a child I wanted to program my zx81 then my zx spectrum + 2. However, it was such a mystical beast and I only ever used BASIC not kn…
... - this calls the setxy routine
ld a,'*' - ... - this calls the setxy routine
ld a,32 ... - returns to the main routine
setxy ld a ... print to screen?
ret - returns to the main routine
Rom routine for pixel addressDear all, Having my bi-annual 'lets try machine code' project again and have come up with a problem with the pixel address rom routine at 8874. …
... with the pixel address rom routine at 8874.
Going ... be holding 128 after the routine is run?
ToboZX Spectrum 2+ Stuck on Test ScreenHello, I hope you can point me in the right direction. I recently purchased a ZX Spectrum 2+ which I've never owned before or used. After booting,…
... gets stuck on the "test screen". After doing some reading I ... understand you can boot this screen by holding break when pressing ...im looking for a basic routine that adds a numerical character to a stringim looking for a basic routine that adds a numerical character to a string. so a=1, "1", then a=0 "10", then a=1 "101......" and so on
im looking for a basic routine that adds a numerical character to a string. so a=1, "1", then a=0 "10", then a=1 "101......" and so onNew NIRVANA+ feature: wide tiles!The size of each bicolor tile in [b]NIRVANA+[/b] is 2x2 characters (16x16 pixels), like this: [img]http://i60.tinypic.com/mw358y.png[/img] [i]* M…
... tile up and down on screen is trivial. You just need ... more internal optimizations. The original routine to draw regular bicolor tiles ...The history of ESXDOS, the DivMMC and the DivMMC EnJOY![img]http://benophetinternet.nl/hobby/divmmc_history/1%20esxdos.jpg[/img] These are the stories behind esxDOS, the most popular operating system e…
... we must ask what
screen is active
- try and ... )
- buffers for sectors/debugger screen corruption
- just got an ... can save the bit of screen that the requestor will use ... and optimized the FAT seek routine (which was hard work), made ...
