-
Need to read code start and length from a +3 diskso i can transfer them to my internal ZXMMC interface and my mind has died as to how to do it (i know how to for a tape) any help or a general kick i…
...
110 IF err0 THEN PRINT "Error ";err: STOP
... IF PEEK 40015=3 THEN PRINT f$;" CODE ";PEEK 40018 + 256 * ... Z80 source for the machine-code bit:
[CODE]
.z80
;
; TODO: Handle errors with RST 8 rather than returning ... -
Russian Translations...As i have once again been reminded (by the "Homebrew games" thread), there are some funky looking Russian games that I can't play due to not understa…
... words remain on the intro screen and they read [b]Progress ... already have a version made with "PROGRESS INDICATOR" written in ... I patched in my own machine code routine and data (less than ... which overwrites the Russian text with the (uncompressed) English text ... -
Russian Translations...As i have once again been reminded (by the "Homebrew games" thread), there are some funky looking Russian games that I can't play due to not understa…
... , I patched in my own machine code routine and data (less than ... ]
The compressed title screen is at 60190 in "DIZZY ... a compressor to compress the screen that small, the best I ... patched the file with a compressed translated screen and remade the tap ... -
Russian Translations...As i have once again been reminded (by the "Homebrew games" thread), there are some funky looking Russian games that I can't play due to not understa…
... making a new loader with the original loading screen loading first, then ...
I'll remove the screen at B2 7. Move the ... use machine code for the loader, to page in the bank with B2 ... -
Noob to Z80 needing +3 helpI'm quite new to z80 programming, but i'm attempting to write some kind of windowing system that will run alongside BASIC on my +3 with Kempston mous…
... operation of +3DOS interfere with the "shadow" screen area at the start ... does not use the alternate screen area in page 7 ( ... ~96 bytes of the alternate screen for temporary use (storing filenames ... problem if you stick to machine code, though.
All ... -
QL "monitor mode" on TVI remember of a small Superbasic program allowing to emulate dual screen (monitor mode) on a TV too, without losing columns at the margins. I'm not s…
... code and I complete it for the best (I think) compatibility with ... />
it simulates the dual screen with right colors (red ink on ... small characters.
This screen can print 39 columns per row in ... -
can someone help with a rom routinei have been trying to draw a simple line with a the rom routine , but i just cant get it to work , so if anyone can give me an example in z80 that wo…
... will have to load COORDS with your start position after first ... D hold Y.
The machine code equivalent to the BASIC line ... try to draw off the screen. -
Hacking a adventure gameHello folks, on the recent issue of SCENE+ Diskmagazin is a game called "By right of Birth",you can find this game also on WOS. Although this magaz…
I'm not familiar with PAW, but here a few ... easier for you because the code has already gone any possible ... know how to solve the screen corruption thing.
Yes ... since I don't know machine code I have to be creative ... -
Hacking a adventure gameHello folks, on the recent issue of SCENE+ Diskmagazin is a game called "By right of Birth",you can find this game also on WOS. Although this magaz…
... ;379993]I'm not familiar with PAW, but here a few ... easier for you because the code has already gone any possible ... know how to solve the screen corruption thing.
Yes ... since I don't know machine code I have to be creative ... -
Preliminary MontyHey All... A new 2009 production (port from Atari) of a game called "Preliminary Monty" is out. It is a VERY nice platform game - with a bit "crude…
... FF of attribute data from screen. All unused ports work as ... work only on ZX/clones with connected kempston joystick interface. ... only if screen area 16384-23295 is filled with value 255 ... used better joystick testing in machine code.
[url]http://velesoft. ... -
Stupid noobie POKEs questionHello all, I was born one year before the Speccy itself, and we always had one in our house - first the 48k rubber-keys, then a +3 - until I got an …
... had to have a little machine-code program that would load ... You might see some pokes with great long lists of data ... It would probably have several machine-code poking routines included. You select ... itself into the screen memory and skip the screen loading, so ... -
Dead 48K Speccy.Blow this up as a child... thought I'd get it down from the loft and see if I can repair it. Upon power up, it displays this: [IMG]http://i266.photo…
... find replacement), or an ULA with damaged video output(s?). Could ... composite video mod on this machine, and thus take the TV ... (a screen with rapidly moving artifacts) is a sympton that the lower memory ... -
resident evil zxi thought i might write a text adventure based on the first resident evil game. i'd be happy to map the thing out and write all the code/ text and t…
... dirty via a machine code call or two?... ... /> - A BASIC program, with DATA statements,
... screen images with colour attributes
- third of screen images with ... colour
- third of screen ... -
resident evil zxi thought i might write a text adventure based on the first resident evil game. i'd be happy to map the thing out and write all the code/ text and t…
... dirty via a machine code call or two?... ... /> - A BASIC program, with DATA statements,
... screen images with colour attributes
- third of screen images with ... colour
- third of screen ... -
Amiga or Atari STWhich system did you like the most ??? My person fave was the Amiga as i had loads of fun on it with games like Star Dust, Supr Frog, Speedball 2 an…
... scroll a full 15 screen * 1.5 screen bitmap with a few proper ... where only (edit: VERY TALENTED) machine code "coders" had tred a half ... Mhz machine if it's doing 2D doesn't compete with a ... learnt machine code back then compared to the few that stayed with BASIC ... -
DSK to TZX?Is it possible to convert a DSK disk image file to a TZX tape file? If so, then how? And is there a utility out there that does something like that? …
... +3 disks that are protected with Alkatraz, Speedlock, and three ... order (for instance SCREEN$ comes before CODE when loading a game ... hunt through the order of SCREEN$, BYTES (CODE), ARRAY, etc to ... addresses of a piece of machine code that is stored on a ... -
48K BASIC to ZX81 BASIC conversion possible?Looking for an automated way of converting a BASIC program done on a 48K Spectrum to one for the ZX81. It's obvious that some things cannot be done o…
... Multistatement lines must be replaced with two or more single- ... ** If those lines started with IF, remember to be ... * Replace unquoted apostrophe in print statements with a new statement (' = ... about PEEK/POKE/machine code here - someone with more knowledge than ... -
some debugger in emulators that is able to brakpoint when a mem address is accessed ?Is there a debugger (disassembler) available in some emulator that is able to stop (breakpoint) when a particular memory address is accessed ? For e…
... and breakpoints. I'll start with the UNTIL command.
... this has to do with the debugger? Well, ... way of reading this in machine code is the "IN A, ... ...which masks off the lower 8 bits of the read ... as demonstrated next:
Code:
UNTIL 49152 IF ... -
More colours II (Was: Most popular new features?)The suggested 4xCLUT multi-colour solution never took off.
... 't posted the 63 colour screen yet. For those who still ... recolour I'm quite pleased with:
[img]http://sites ... editor in ZXSpin, and no machine code or hacking knowledge is required ... -
Speccy games programmingI've got a question. Where games written in pure machine code or was it a level higher with Assembly language being the choice? I always thought it…
... who did actually write in machine code directly as binary. Not big ... able to write something in machine code.
but i think it ... a game with monitor placed in screen memory and man and machine were ... -
Machine Code Microdrive File LoaderI've been experimenting with transferring games to run from microdrive. Typically I like to see a loading screen while things are happening, and I li…
Updated version that's compatible with both [offical] rom issues - now ... denienced game...
[CODE];
; machine code microdrive file loader
; proof ...
;
xor a ; set screen, ink and border to black ... -
Dim commandI try o find a BASIC COMPILER for ZX SPECTRUM 128 that use DIM command with two or more letter as 10 DIM AB(10) instead of 10 DIM A(10) Any iforma…
... roko;407056]I play with a function which workname ... is WCHOICE, with syntax LET n= WCHOICE ... creates a window on screen at position x,y ... hook a function into a machine code routine (BetaBASIC does this ... 'd use it with
[code]
LET ... -
Announcing: The +2A/+3 FLASH ROM adapter boardAs I've mentioned in a couple of other threads, this project is coming along quite well now, so I thought I'd post some details up here. I've built …
... selection of the upper and lower 64k banks of the FLASHrom ... , I have written a small machine code program that writes out the ... that the chip is empty with the normal USB flash programmer ... -
What Z80 development tools do you use? What books?Hi. I've been meaning to do it for over 25 years, but.. better late than never :) I'm starting to learn machine code and am trying to get a developme…
... I'm starting to learn machine code and am trying to ... />
[CODE]
ld a,2 ; upper screen
call ... print
call 8252 ; print our string
jp loop ; repeat until screen ... -
What Z80 development tools do you use? What books?Hi. I've been meaning to do it for over 25 years, but.. better late than never :) I'm starting to learn machine code and am trying to get a developme…
... 's a fact of writing machine code that when you assemble a ... to be treated as code or data. With enough manual work you ... go-faster code now looks like....
[code]
; PRINT A MESSAGE THEN ... usually end up scrabbling round with a pencil and paper trying ... -
Print at 128,87? :)The advanced search function didn't help me find the answer to this, and I don't remember seeing anything similar in magazines or books... so please …
... first machine code program I hacked and which came free with my ... the screen and renumber 9999. You can now experiment with the ... variables -
x across screen - set ... JRs would make the machine code relocatable but it uses ... -
Most impressive game you've ever seen which has been written in speccy BASIC?What's the most impressive speccy game you've ever seen that's been written solely in speccy BASIC? +3 Basic or 48k basic. No machine code routines…
... were made of pure Basic with no machine code, and they're rather ... www.worldofspectrum.org/showscreen.cgi?screen=screens/in-game/i/ ... www.worldofspectrum.org/showscreen.cgi?screen=screens/in-game/j/ ... www.worldofspectrum.org/showscreen.cgi?screen=screens/in-game/j/ ... -
Fastest fill m.c. routine ever?What is the fastest fill routine you've ever seen? Is there a listing somewhere? Most games and adventures that use fill routines were considered slo…
... figure3.tap is an exact machine code version of this. You'll ... algorithm but this time entire screen bytes are drawn at a ... on improving old software. With the new standard on spectrum ... mass storage emerging, along with internet peripherals and a new ... -
BASin for Linux?Hi, I run Windows and Linux, and was wondering if there's a version of BASin for Linux?
... this little program..
[CODE]10 PRINT "Hello";
20 GOTO 10 ... [/CODE]Ran it and the updating ... of the screen is ... /> I'll have a mess with the BASin settings, maybe try ... -
Sinclairean A3[B]Sinclairean[/B], a new ZX Spectrum emulator written in machine code for x86-compatible, OpenGL-capable computers. Features: [LIST] [*]Fast machin…
... :
[QUOTE]- some screen mode with aspect ratio closest to the ... original Spectrum screen..[/QUOTE]
machine code core.
[QUOTE]I ...
