-
RFC: 64 column font codeIn BASIC, type CLEAR 49999 then import the code at 50000. Then type RANDOMIZE USR 50000. This will create a new channel and attach stream #4 to it. A…
... but
; then code would be non-relocatable
and a ; test against zero
jr nz, getrow ; ... /> xor a ; set a to zero
ld (atflg), a ... /> xor a ; set a to zero
ld (atflg), a ... ; Top row is always zero and not stored (336 bytes ... -
Fast LogsAnyone know of a fast ln function I can steal? The ROM function seems to be hideously slow. I wrote a look-up table dirty and less accurate sin func…
... time it has to unpack ‘zero’ and then ‘one’ dumping them ... checks each time. Removing this code accounts for the measurable, but ... -
Gamecube MegathreadWell, we've got a PS2 megathread, so why not a similar Gamecube megathread? One where you can post your thoughts on the machine and it's games, and p…
... evil
Resident evil zero
Resident evil code veronica
Resident ... -
Assembly help: EQUCan anyone explain in duffers language the purpose of the EQU term in assembly? I found this info in another thread: EQU: Equate a name to a specif…
... macros in Pasmo:
[code]
; X80 maths co-processor ... /> .gz equ 2EH ; greater than zero
; instruction macros< ... + n
ENDM
[/code]
This enables the ... OpenSE BASIC source code to use floating-point ... -
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…
... to pass parameters to machine code, following the examples in Toni ... Baker's book Mastering Machine Code, so I knew how the ... and if it's not zero it scans that area first ... -
Minor Update to Gasman's Midi2BEEPDon't know whether this is worthy an announcement, but for those of you who enjoyed Gasman's midi2BEEP utility, a new variant has been made called mi…
... , so know that some fast code is taking place, which is ... does the following:
[code]
ld bc, ay_reg
ret
[/code]
ay_reg is 16 ... the high byte set to zero (to make sure it doesn ... -
50Hurts - Full-screen 50Hz 1-pixel scrolling on a 128K Speccy50Hurts - Full-screen 50Hz 1-pixel horizontal scrolling on a 128K Speccy. Graphics are an obvious nod to Joffa, whose games and banter were a big ins…
... , and end. HL is always zero, I think, and so acts ... each time.
The code that actually draws the tile ... is a separate piece of code for each row of tiles ... -
yeah - unix for zx spectrumI started a new hobby project. An operating system for ZX Spectrum. A unix clone. Talked to my friend about it and he asked me what if after I'm done…
... critical section (do critical stuff code) will get interrupted though ... . Like this (not tested code)
[CODE]
.text
... br /> cp 0 ; counter is zero?
jr z,exit_without_ei ; ... here then counter is not zero
dec a
... -
Facebook FriendsMy account on Facebook got hacked last week and my friends list got wiped.. I'm tryign to rebuild the list but can't remember the real names of WOS …
zero, your using wifi ? hopefully at ... something with an alpha numeric code.. a friend used to used ... -
Small Machine Code Routines Which Maybe UsefulAs part of creating Flynn's Adventure in Bombland I created a lot of little routines to do all sorts of things. A lot of these I created based on inp…
... in the game:
[CODE]
; =================================================================================================
; _REDEF - ... jr nz,_REDEF_S1 ; if zero then no key pressed, try ... ; 12/7t - if not zero then that key was pressed ... -
writing an emulator-newbie needs helpHi, this is my first post here. I decided to write a minimalistic emulator of ZX Spectrum-no emulation of advanced peripherals, no emulation of sound…
... the ROM, starting at the zero'th byte, as Z80 instructions ... /> Alternatively look at the source code for one of the open ... -
Best way to organise a multi screen game?Hi All, Does anybody know ay good ways to organise large multi screen game? Or any links to useful texts on the matter? In my previous single scr…
... /> An example:
[CODE];blocks of tiles
.BYTE ...
.....................
.BYTE 0
[/CODE]
Think about ending ... a common technique called
zero-terminated string :)
Of ... -
Random numbers...Hi Folks, I am not an expert when it comes to random numbers. If I have the RANDOMIZE statement the beginning of a program and then proceed to gene…
... />
OK, changed the code to:
[FONT ...
With the above code I ALWAYS get a value ... PEEK 23672 will always be zero (or close to it) ... value.
[CODE]100 RANDOMIZE PEEK 23672+256 ... need to remove the clock code then... :cry:
... -
Programmer Interview - Steve TurnerI have an interview on my blog-site with Craftgold programmer Steve Turner (who worked on loads of games such as Avalon, Dragontorc, 3D Lunattack, Zy…
... />
Then there's the zero-code (well almost) frameworks such as ... -
Musician needed!An old "classic" game had a tune in it which didn't sound too good. The beeps below should give you a clue as to which program I'm talking about... […
... 44809143,-2.0734204
[/CODE]
We can cover the ... BC) are always set to zero.
[*]If bit 7 ... give duration and frequency as: [CODE]duration = (L*16)+(H ... 3500000/((74T+delay)*2) Hz[/CODE]
So if you ... you fix them?
[CODE]680REM BAR 7
... -
Musician needed!An old "classic" game had a tune in it which didn't sound too good. The beeps below should give you a clue as to which program I'm talking about... […
... BC) are always set to zero.
[/LIST]
My rough ... give duration and frequency as: [CODE]duration = (L*16)+(H*4105 ... = 3500000/((74T+delay)*2) Hz[/CODE]
[/QUOTE]
There ... -
Proportional Print Routine...Hi Folks, Does anyone know of a good proportional printing routine for the ZX Spectrum? Ideally I am looking for something that prints with charact…
... version of the original YS code, with thanks to Battle Bunny ... therefore not drawn).
[code] ORG 63000
ATTRP: EQU ... character was a control code 22 - the code for AT.
DOIT1 ... indicator) and stick a
;zero byte in its place.
Using GNU binutils on Mac OS XWinston and CSmith both use binutils for development on Mac OS X. However, Winston uses the gentoo-a-like fink, while CSmith just uses a Linux VM. I …
Perhaps consider this instead:
[code]_crt0start:
ld (stackptr),sp ; ... ,(stackptr) ; restore sp
ret[/code]
It saves 3 bytes ... decremented before any pushes, so zero gives true top of RAM ... really belongs in the startup code though!Proportional Print Routine...Hi Folks, Does anyone know of a good proportional printing routine for the ZX Spectrum? Ideally I am looking for something that prints with charact…
... 50 and makes the linewrap CODE block 246 bytes.
... line 935 are:
[code]
935 LET end=USR ... justification depends on 'flag'
[/code]
Any numeric variable can ... non-zero
parameter will set right justification on.
[code ...Frank N SteinThis one > [url]http://www.worldofspectrum.org/infoseekid.cgi?id=0001849[/url] Always seems to crash about level 7 (maybe a bit more) or so with an …
... was re-released on the Code Master's Cartoon Time label ... OVER control without a following zero or one, hence the "Invalid ...RAND USR that doesn't work in emulators and clonesEons ago, I "discovered" a strange RANDOMIZE USR. This is it: [b]RANDOMIZE USR 46578[/b] Using it on a genuine ZX Spectrum rubber key or Plus model,…
... this little program:
[code] org 29952-15
endp
end Main[/code]
If you run ... to occur, so any non-zero value is an indication of ...GUI/OS for the Spectrum?Hi, Is anybody working on a WIMP/GUI system for the Spec? Is there anything current out there? [url]http://snakeoillabs.com/wordpress/2005/10/30/8…
... /> [CODE]
typedef struct font_ {
byte character_width; /* if this is zero ... );
} font;
[/CODE]
window:
[CODE]
typedef struct ... /> display *display;
} window;
[/CODE]
display (aka device ...Games featuring... relevant bugsThere was a recent improvement to the WoS database in order to classify [URL="http://www.worldofspectrum.org/forums/showthread.php?t=34261"]Games fea…
... exit is down.
[code]48k:
77aa: ld a ... ), hl
77b7: jp $77d0[/code]
Values are 0 ... way as the zero at $77ae :-
[code]
77aa: ld ... ), hl
77b7: jp $77d0[/code]
Fixes:-
Games featuring... relevant bugsThere was a recent improvement to the WoS database in order to classify [URL="http://www.worldofspectrum.org/forums/showthread.php?t=34261"]Games fea…
... versions.
The code in question only fires when ... moving up screen then the code at $77b1 signals the ... . If it's a zero then the level end is ... with positions. The new code stops the level end being ... All screens are set as zero to start with and pending ...Print TextHow do i print text on the bottom left row(memory location in attribute 23295) of the screen in assembly? I understand the parts better on paper and …
Simple, generic Print AT code - where the start screen location ... goes over 9")
[CODE] ld hl,mess_display
ld ... /> ;exit routine if EOM byte zero found
push hl
mess_score db "12345",0[/CODE]GUI/OS for the Spectrum?Hi, Is anybody working on a WIMP/GUI system for the Spec? Is there anything current out there? [url]http://snakeoillabs.com/wordpress/2005/10/30/8…
... you there?) ...
[code]; 4x6 FONT DRIVER
; (c ... /> and a ; test against zero
jr nz, getrow ; ... /> xor a ; set a to zero
ld (atflg), a ... xor a ; set a to zero
ld (atflg), a ... xor a ; set A to zero
ld (col), a ...New Tomb Raider trailer[url]http://www.tombraider.com/[/url] Whaddaya think? For me... Oh dear. Just as they get the franchise back on track, they go and do this to it. …
... check the Javascript date validation code before I could figure out ... think it liked the leading zero on my month of birth ...
