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BREAK from GOSUBHere's another one. Just in case you wanted to break out of multiple GOSUB levels with a single command, here's a routine to do it, tested on all mod…
... /> INC B ; 4 ;reset Zero flag
EXX ; 217
NOGSUB ... -
PFlagsIs there an explantion somewhere of what bits mean what in the printing flags? 1 23658 FLAGS2 More flags. 1 23693 ATTR P Permanent current col…
... temporary.
1 23697 P FLAG More flags.
In ... are laid out - particularly P FLAG and FLAGS2 -
Its Monday, more for saleGood Morning Everyone, another list to whet the appetite. Box 12 Single Cases Astronut ? Software Projects Astroplaner ? Romik Atom Ant ? Hi-Tec AT…
... Ski Simulator ? Codemasters
Chequered Flag ? Psion/Sinclair Research Ltd
Spectrum bookWhen i got my 1st spectrum in the 80's, I also had a book which had type in pictures, one that sticks out in my memory is the flag of the USA. Does …
When i got my 1st spectrum in the 80's, I also had a book which had type in pictures, one that sticks out in my memory is the flag of the USA. Does anyone know the name of this book? I hope it's available in the archive! Thanks for reading my post :-DIndirect Variable AssignmentHere's another wacky routine. This allows assignment of values to variables where the source & destination variables can themselves be defined in var…
... rather more fiddling about with flag bits than I would like ...Small ZX Collection For Sale - Games BundleI am selling my collection of ZX stuff: This thread is for the games bundle of 16K/48K Spectrum games consisting of:- [B]Single Cassette[/B] [list]…
... - Doric Computer Services
[*]Chequered Flag - Psion
[*]Jumping Jack - Imagine ...Amazonia (BUGFIX)This is a bugfix for game [URL="http://www.worldofspectrum.org/infoseekid.cgi?id=0027280"]Amazonia[/URL], please add the following "known errors" des…
... : 07 19 REG(25)++ ; set flag to indicate it's done ...joining lines of BASICDue to overwhelming demand - well, one demand - well, more of a suggestion, really - here's a routine to join together lines of BASIC. The vertical c…
... 6,(IY+55) ;set EDIT flag in spare bit of FLAGX ... 6,(IY+55) ;reset EDIT flag
NOENTER:bit 6,(IY ... +55) ;check EDIT flag
jr z,FINISH ;quit ...The INPUT command routine ($2089)I was looking at the INPUT routine with a view to modifying the intro so that I could pre-load the workspace and edit an existing value, rather than …
... 7,(FLAGS) the syntax/run flag indicating
CALL 21B9,IN ...BIT/RES/SET b,r where b is variableWhat's the best way to use the bit flag group of commands if it's not known in advance which bit should be referenced; ie. where it's dependent upon …
... way to use the bit flag group of commands if it ...Giving Away ZX Spectrum Collection Free - Adelaide, South AustraliaI will give away my collection of ZX Spectrum stuff to anyone who can pick it up. Please PM me if you are interested. [U]Books[/U] The Spectrum Oper…
... /> Jet Set Willy
Chequered Flag
ZX Spectrum+ User Guide ...Inefficient code in ROM, from ram-check to RAM-DONEHere is the inefficient code: [CODE] ;; ram-check L11DA: LD H,D ; Transfer the top value to the HL register LD L,E …
... to RAM-READ if zero flag was set.
;; RAM ... to RAM-READ if zero flag was set.
;; RAM ...Optimize this: Distance CalculationBased on a taylor series expansion, suggested by NA_TH_AN, I've got this so far, which is far far faster than SQR(X^2+y^2) Formula is: in a right an…
...
AND A ; Clear carry flag.
SBC HL,BC
AND A ; Clear carry flag.
ADD HL,BC
Get Dexter! - why was this never ported to the Spectrum?One non-Spectrum game I always wanted to be brought to our rubber keyed friend was the Amstrad CPC isometric adventure Get Dexter (originally called …
... , by clicking on the British flag (the Union Jack) at the ...For Sale - Nice ZX CollectionI am selling my ZX collection of hardware (including a rare disc drive unit), manuals and software (including a few nice big box ultimate titles and …
... - Doric Computer Services
[*]Chequered Flag - Psion
[*]Jumping Jack - Imagine ...The Curse of the Larch : Text Adventure(c) 1988 & (c) 2012 You never really got on with your cousin. So when a party invite turns up on your doorstep you decide that it's maybe time to m…
... -game Messages, system messages, some flag indicators (hand written), Objects listing ... response table, most of the flag indicators, and a complete solution ...Is there a DD40 instruction?On this page: [URL="http://mdfs.net/Software/Z80/Exerciser/Spectrum/zexall.src"]Z80 instruction set exerciser for Spectrum[/URL] I noticed the belo…
... cycles)
ld8rrx: db 0ffh ; flag mask
tstr [B]0ddh ...Newbie willing to try doing some gfx...I've tried my wings in creating some hires graphics on C64 and I'd like to try making some also with speccy just out of curiosity, but my knowledge a…
... hires mode except the BRIGHT flag, but is there anything else ...bargin games and software 3 for ?2 spectrum 48k /128khere is a list of some of the games and software i have there ?1 each or il do 3 for ?2 plus 50p postage per tape will take ?15 for the lot too Aqu…
... /> Batman
Quackers
chequered flag
invincible island
styx ...Have I got any rare gems?Hi guys, After buying a job lot of Speccy stuff last year, I finally actually sorted through all the games I have on cassette etc. and was hoping som…
40 Column Printing RoutineI've written a 40 column printing routine, which I'd like to share... It's my first piece of 'public' code so go easy on me! I don't think it is a…
... ; zero is end of message flag
cp 22
jr ...
overflag defb 0 ; OVER flag - if 0 the routine clears ...appending data while saving to tapeBefore trying to do this I just wanted to check if there's a possibility that it might actually work. I have a number of string arrays which I want t…
... jumping to finish at SA-PARITY, it pops new values for ...Motorcycle racer fakes a crash to try to get a red flagShould've been a footballer. [url]http://www.liveleak.com/view?i=e43_1348280333[/url]
Should've been a footballer.
[url]http://www.liveleak.com/view?i=e43_1348280333[/url]For Sale - Sinclair Spectrum Software - Various Titles - All Boxed OriginalsHi, Having a clearout and have the below original, boxed software for sale. Please contact me via PM if you're interested:- Arcade Hall of Fame (i…
... /> Horace Goes Skiing
Chequered Flag
Chess
Tasword Two ...Job lot of various hardware & software for sale.Hi, I put a post up a while ago and sold a lot of my stuff but I've still got a boxful left over, is anybody interested in taking it off my hands? I …
...
specventure - mastertronic
chequered flag - psion
muncher! - silversoft
Asking for help: ZXBC to ASM routine translationHallo, In order to save some bytes and gain speed, I'm asking for translation of a very simple ZXBC routine to Assembler [code] sub light(x as uinteg…
Hallo,
In order to save some bytes and gain speed, I'm asking for translation of a very simple ZXBC routine to Assembler
[code]
sub light(x as uinteger,y as uinteger,intensity as ubyte)
dim adr as Uinteger
if xCycle exact emulation?I was just reading the thread about +3 emulation having different results on different emulators, and it made me wonder if any Spectrum emulators hav…
... be resolved were the obscure flag bit actions of some instructions ... 100% until one of the flag bits was emulated, and didn ...Optimisations in Exomizer Z80 decrunch codeThis is the 163 bytes old code (simple and optimized): [CODE] ld iy, exo_mapbasebits ld a, 128 ld b, 52 push de exo…
Name the game #46,103Hi I'm looking for a particular game, zx speccy-wise. I played it I think in 1986? Along with Danger Mouse in the Black Forest Chateuax, Kokotoni Wi…
... and get to the end 'flag' where you were sucked up ...
