-
Adjusting your code for screen refreshingOk, I'm aware that I should know it already after writing 5 Spectrum games in machine code but interrupts and screen refreshes were always my weaker …
... writing 5 Spectrum games in machine code but interrupts and screen ... must of course adjust my code for screen redrawing.
... If I perform HALT command in machine code, the computer will wait ... br /> Is there any way in machine code to determine where is my ... -
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…
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 utilised to help the program along. -
Vector font in BASiCHi guys) Some fifteen years ago I saw a quite short BASIC prog that could simulate a vector font with size/ thickness/ italicization params. I remem…
... remember that it used strange code like:
[FONT="Fixedsys"]DATA ... implement a'la vector font in BASiC.
I've ... a better way though.
[code]5 REM FLEXITEXT - 1985
10 ... /> 510 PRINT ""
520 PRINT "IN ORDER TO USE FLEXITEXT, SIX ... -
Easy way to print text in machine code?Please? It sounds so simple, but I've never done it. At the moment I'm grabbing the start address for each letter then printing them out one at a t…
... 'd rather just do it in BASIC.
So... Can ... spell, "HELLO" and put them in an address starting at, say ... -
Resolving USR entry point into a data + m/code block?Well, I had another look at that Merlin listing and decided that blowing up the faint page made it possible to read everything (with a struggle). How…
... other problems with it, in that the loading instructions ... instructions expect 8768 bytes of CODE - there are 9594.
in the instructions.
machine code. So my question is ... to start the machine code? -
LDAP authentication code in .NETHello, A request for for any software developers out there. Any of you familar with performing username/password authentication with an LDAP server…
... object (plan to do so in .NET) to allow a classic ... .
Any .NET sample code you can throw my way ... -
Embedding external code in Z88DK projects (Beepola related)Hi all, I've been doing a few things in Z88DK, but I was wondering how I could link binary data compiled separately into my projects. Specifically I…
... been doing a few things in Z88DK, but I was wondering ... format stuff. In engine.h which has this:
[CODE] #asm ... 59500
di
#endasm[/CODE]
I'm ... from Beepola to my ZCC code at compile time and be ... -
Seeking alternatives to DATA statementsAnyone know of any memory saving alternatives to storing a list of numbers, other than using DATA statements or poking data into addresses?... Im ti…
... the domain of machine code)... (Has to be allowable in any BASIC crapmo ... />
eg:
1 REM Mid2ASM (7th August 2010)
141 REM BUG REPORT:
142 REM Note data is ... 884 bytes long...
143 REM Pitch ranges from 52 to ... -
Another machine code problem, sorry[CODE] OPCODE HEX ADD LD A,00 3E00 F000 PUSH AF F5 F002 LD B,05 0605 F003 LD C,06 0E06 LOOP F005 POP AF F1 ADD A,C 80 DEC B 05 …
[CODE]
OPCODE HEX ADD
< ... ),A 3200FA
RET C9[/CODE]
This is a ... multiplies the two numbers held in B and C. I know ... -
Adventure games written in basic (commercial)This thread partly got me thinking > [url]http://www.worldofspectrum.org/forums/showthread.php?t=31141[/url] But I'd like to know about adventure ga…
... with or without graphics) written in Basic :) , I'm trying to ... . One's that have small machine code parts are OK but the ... -
bast, the Basic tapemaker for LinuxAnnouncing a new utility, [b]bast[/b], the BASIC Tapemaker. Now available: version 0.2.3 (alpha) for Linux. At: [url]http://github.com/ec429/bast/do…
... files containing Sinclair BASIC source code, and produces a . ... can also link in object files containing hexadecimal machine code listings. Essentially, ... as the contents of a REM statement.
... there are mistakes in your source code you'll likely ... -
Games in machine codeHi everyone, How do go about doing multiple shots like a machine gun, do you have to store every x and y position of each bullet? When you kill som…
Hi everyone,
How do go about doing multiple shots like a machine gun, do you have to store every x and y position of each bullet?
When you kill something, do you just stop displaying it?
thanks -
Any MCODE programmers fancy a challenge?Hi Folks, I have been using the Micro-Print utility in the archive and found it to be really good. It is the one that provides 32, 36, 42, 51, 64 a…
... address 64268 on a 48K machine wasting 167 bytes.
[CODE]100 REM --------------------------
110 REM Setup screen
120 ... REM --------------------------[/CODE]
I would be very grateful for any help in ... -
How to code a run and jumpHi all, Is there a way in basic to take action on two simultaneous key strokes. I want to add a run and jump i.e. keys Q and M but using inkey$ seem…
... />
Is there a way in basic to take action on ... . I am not ready for machine code yet so would like to ... -
What memory pages are being used in a +3DOS disk operation?To make a long story short: what pages are in use by +3DOS while doing read operations from the disk drive? Now, for the details, for those interest…
... short: what pages are in use by +3DOS while ... the TAP version stored in WOS. This version has ... each block to be loaded in "extended" memory. To ... 2), and then, from machine code and interrupts disabled, I copied ... all the available memory in all pages) succesfully? ... -
New Game: Flynn's Adventure In Bombland (Demo)Hi All Decided to release a demo version of a new game I'm developing. Got to the stage were most of the code is in place so thought it would be goo…
... stage were most of the code is in place so thought it ... a link to the file in tap form:
[url ... first ever foray into z80 machine code, something I've been wanting ... I first got my Spectrum in 1983! Big thanks to the ... -
Copying a SCREEN$ in ZX BASIC in 1 second?!Following on from the revived "[thread=20207]Saving a complete SCREEN$ in BASIC[/thread]" thread (although Arjun really only needed a suitable POKE i…
... 20207]Saving a complete SCREEN$ in BASIC[/thread]" thread (although Arjun ... quickly as doing an LDIR in machine code, but using only standard ZX ... for yourself first.
[code]
10 DIM s$(6912 ... +1,0: PAUSE 0
[/code]
[spoiler]It ... -
Drawing a "window"...Hi Folks, I want to display a blank window over an existing screen. It then draws a border around it but that is not the point of my question. Ini…
... 7;" ":
NEXT a[/CODE]
This works ... performance using less memory? Without machine code! ;)
P. ... REM SAVE "STRIPES.D" DATA l$()
180 STOP[/CODE]< ... . the above definition code is not in the main program). ... -
Name that Type-In! Game-Of-Life clone...Ok folks, get yer thinking caps on! It was a type-in. It used machine code to generate the display It used attributes to great effect Cells were rep…
... was a type-in.
It used machine code to generate the display ... /> It [i]probably[/i] appeared in YS as a Program Pitstop ... only one I can find in Infoseek is a russian demo ... -
Screen2StringFurther to writing that BASIC one-liner to redirect CAT to a string I thought that I'd do a general redirection routine for anything which normally p…
... nine bytes of machine code to streamline it. The comments in the listing ... ; just change the "S" in the DATA statement; it starts ... to put an overflow check in line 21.
... sa),FN h(sa):
REM machine code
REM ld hl,(ptr) : ld ... -
Dimming the screen...Hi Folks, I was hoping someone on here could help me with a wee machine code routine. I have written the following example in BASIC: [CODE]100 REM…
... machine code routine. I have written the following example in BASIC:
[CODE ... ]100 REM FAST
110 ... ;64): NEXT a
150 REM SLOW[/CODE]
When run ... -
OpenSE BASIC 3.1.1The eagle-eyed will have noticed that [url="http://www.worldofspectrum.org/infoseekid.cgi?id=0027510"]SE BASIC[/url] got an update last week. As a te…
... to machine reverse engineer it resulting in different, but functionally equivalent code for ... the line. Anything after a REM statement is not tokenized. The ... the LDIR block data copy machine code command), ON ERROR (error trapping ... -
Management games in MCI'm looking for Management games written in machine code. So far I can only think of: Football Manager 2 Football Manager 3 Match of the Day Multipl…
... looking for Management games written in machine code.
So far I can ... -
ZXDev - powerful environment for development in four languages is ready for testingXDev/ZXDev is open and free set of compilers, additional tools, libraries and design patterns for target platform ZX Spectrum 48K in different progra…
... target platform ZX Spectrum 48K in different programming languages (now ... of programming languages in their capacity in slow by today' ... small size of the target machine code, better than z88dk:
... on CPU Z80) in various ways, in adding new libraries, ... -
saving time populating large arraysI use a variation on this idea for storing machine code at the end of programs without interfering with LIST, then it occurred to me that it would al…
... on this idea for storing machine code at the end of ... separately, thus missing out anything in between.
... 4 = length 32
REM byte1 = 11000000 + CODE "d" - 96 = 196 ... header-3)
REM byte4 = dims# = 2
REM bytes5,6 = 6 ... -
Machine code RST10 problemHello! After 27 years of playing with Spectrums I'm starting to look into doing assembly language properly. All went swimmingly well until I wrote …
... underlying colour alone:
[CODE]
;
; Output of ... lower part of the screen in dull white - [I] ... it - and then crashes in one of various ways.< ... happen about one time in twenty or so. As ... .
Thanks in advance for any help you ... -
How do I detect if key 'H' is pressed in machine code?How do I detect that the key has been pressed? I have been using the IN 239 command for keys 6-0, but dont know how to detech 'H'...
How do I detect that the key has been pressed?
I have been using the IN 239 command for keys 6-0, but dont know how to detech 'H'... -
running this game in zxspin assemblerHello all I've written this game out in the zxpin assembler. [url]http://chuntey.wordpress.com/2010/01/12/tutorial-zx-spectrum-machine-code-game-30-m…
... 've written this game out in the zxpin assembler.
[url ... /01/12/tutorial-zx-spectrum-machine-code-game-30-minutes/[/url]
Machine code assistance please #1Dear all, Learning the ropes here, so please excuse these odd questions which may seem simplistic to you learned lot. This routine is placed at 33…
... gives me 32867.
[code]
ld l,155
ret
[/code]
When I ... beginning, the following...
[code]
ld hl,0
ld bc,0
[/code]
...it seems to work ... then expected register pairs to in an unorthodox way, or ...How do I enable Currah speech in ZX SpinHow do I get the speech to activate? Do I need to download the ROM from somewhere? Also how do you program it in machine code?
How do I get the speech to activate?
Do I need to download the ROM from somewhere?
Also how do you program it in machine code?
