-
Quadrax - Compatibility problems - help!I bought this game last month and when I tried to load it today...it crashes in my +2A!!! Sh*t!! the game was expensive to get, and now I can't play …
... />
_loadbasic ld ix,23755
ld de,855
ld a,255
ld a,#6c-1
ld r,a
jp #7d60
FLASH EPROM programming on ZXExist any other software for rewriting FLASH EPROM or EEPROM chips on real ZX ? I know only: EEPROM flasher for original DivIDE [url]http://85.132.…
... does it! * WRITE FLASH 29C010D R.Koning 2005
;===========================================================
... /> LD (destrom2),A
LD A,(currROM)
LD (currrom2),A
LD DE,( ...The Goldfinch updates thread([url=http://www.worldofspectrum.org/forums/showthread.php?t=25034]original announcement thread here[/url] - I figured it was worth starting a new to…
... unnecessary feature creep" territory - for a firmware, anyway. I know it ... build these things independently as a Spectrum program, instead of ... in the PV flag after a LD A,I instruction.) It's also ... some effort to capture the R register, despite apparently not ...2 questions about matrix and string handlingI was never good at understanding how to do something random in Sinclair Basic without repeating something that was already done. Had problems unders…
... a$ TO 2 STEP -1
40 LET r = INT (RND* ... n) + 1
50 LET b$ = a$( ... n)
60 LET a ... $(n) = a$(r)
70 LET a$(r) = ... implementation (using a table lookup in a multi-dimensional array ...AY programming and notes frequencyHello everybody, I'm Targhan from the french CPC group Arkos, perhaps you've heard of us. I'm currently working on a music tool and I'd like to k…
... "=VTII PT3 Player r.",Release,"="
checklp:
ld hl,setup
ld a,(ix+001h)
ld b,a
add a,a
add a,a
ld l,a ... /> ld a,03eh
ld e,a
add a,a
sbc a,a
ld d,Help fix this keyboard read program?This code runs in an interrupt routine with DI. What would be the simplest way of making it so it doesn't auto repeat a keypress? [code]keys: ld a…
... />
[code]keys: ld a, $df ;
in a, ($fe) ;
... />
bit 1, a ; Test for 'o' key
R in one of 3 ... releaseright ld a, $df ;
in a, ($fe) ;
bit 0, a ; ...Sorting an array...Hi Folks, Over the weekend I had a play with sorting algorithms - takes me back to my student days! :-o My first try was with the good old Bubble S…
... /> LET o=INT (RND*50)+1: LET n= ... INT (RND*50)+1:
LET ... br /> ld a,(hl) ;A =l$=v$(j)
ld (IX+1),a ; = ... br /> ld a,(IX+1) ; =l$
ld (hl),a ;LET v ...Opinion on new 128K only gamesHello, Being new to the WOS community, I am unclear on the attitude towards 128K only software, that is; Is there a strong need to support the 48K m…
... ecx,ebx ; R+B*A = RRxxBBxx
mul bl ; G*A
shr ... edx,ebx ; R+B*A = RRxxBBxx
mul bl ; G*A
shr ... /> ld a,[hli]
ld h,[hl]
ld l,a
ld a,[sprlist_infront_bank]
page a ...Spectrum 128K RS232 to PC serial cableIf you have read some of my recent posts then you will know that I am eager to link my Spectrum +3 to a PC. This will be done by wiring a standard PC…
... z80stub db 33,0,65 ; ld hl,16384+256
db ... 62,0 ; ld a,0
db 0EDh,71 ; ld i,a
... reg_r db 62,0 ; ld a,0
db 0EDh,79 ; ld r,a ...
db 49,240,64 ; ld sp,16384 ...Spectrum 128K RS232 to PC serial cableIf you have read some of my recent posts then you will know that I am eager to link my Spectrum +3 to a PC. This will be done by wiring a standard PC…
... . I still have to R&D the upload function ... the Spectrum:
zx232 /r 0
This will ... /> ld a,7 ; Mixer
out (c),a
ld bc,49149
xor a,a ... />
; ------------
read ld a,00010000b ; RxD
out (c ...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…
... ecx,ebx ; R+B*A = RRxxBBxx
mul bl ; G*A
... edx,ebx ; R+B*A = RRxxBBxx
mul bl ; G*A
... ecx,ebx ; R+B*A = RRxxBBxx
mul bl ; G*A
... ld c,a
.lz5: ld a,[bc]
ld [de],a
ld [hli],a
Learning Assembly LanguageHow easy would it be to learn assembly language for someone who has a decent grasp of Basic? I mean how long do you think it would take before I coul…
... G F D S A
; 251 T R E W Q ... /> no_up ld a,253 ; Key 'A' down
in a,(254)
and a,1 ... /> ld a,l
add a,c ; Add X character offset
ld l,a ...
ld a,(de) ; Read pixel ...Transferring games into MicrodriveLast week a big pack of empty microdrive cartridges arrived, and now I'm ready to playing with my little microdrive equipped speccy. One of my aim w…
... 62,0 ; ld a,0
db 0EDh,71 ; ld i,a
reg_r db 62,0 ; ld a,0
db 0EDh,79 ; ld r,a
border db 62,0 ; ld a,0
Transferring games into MicrodriveLast week a big pack of empty microdrive cartridges arrived, and now I'm ready to playing with my little microdrive equipped speccy. One of my aim w…
... 62,0 ; ld a,0
db 0EDh,71 ; ld i,a
ld a,0
db 0EDh,79 ; ld r,a
border db 62,0 ; ld a,0
; and destination
ld a,d ; being same value?
Override AUTOLINE start?Hi there, Is there a poke that prevents a BASIC program from auto running, when it was previously saved with the LINE command? Cheers, Steve
... header
xor a ; Indicate loading a header (A = 0)
... defb $1a ; R - Tape loading error
l_5b1b: ld ix, l_5b4b ; ... header
ld a, (ix+$00) ; into A and compare with ... BASIC block to load
ld a, $ff ; Indicate loading data ...Override AUTOLINE start?Hi there, Is there a poke that prevents a BASIC program from auto running, when it was previously saved with the LINE command? Cheers, Steve
... to BASIC
defb $1a ; R - Tape loading error
; Read ... ; Get next character address
ld a,(hl) ; Get char code in ... BASIC block to load
ld a, $ff ; Indicate loading data block ...Transferring games into MicrodriveLast week a big pack of empty microdrive cartridges arrived, and now I'm ready to playing with my little microdrive equipped speccy. One of my aim w…
... br />
db 123 ; ld a,e
db 189 ; cp ... />
db 122 ; ld a,d
db 188 ; cp ... ,0 ; ld a,0
db 0EDh,71 ; ld i,a
... 62,0 ; ld a,0
db 0EDh,79 ; ld r,a
< ... br /> border db 62,0 ; ld a,0< ...New tool: ZXBOOT.EXE[B]ASM[/B] is proud to present the first release of ZXBOOT.EXE: [url]http://www.4shared.com/file/NP-FVOSf/zxboot__beta_.html[/url] ZXBOOT is a comma…
... 62,0 ; ld a,0
db 0EDh,79 ; ld r,a
< ... br /> reg_i db 62,0 ; ld a,0< ... br /> db 0EDh,71 ; ld i,a
...
db 123 ; ld a,e
db 189 ; cp ... />
db 122 ; ld a,d
db 188 ; cp ...New tool: ZXBOOT.EXE[B]ASM[/B] is proud to present the first release of ZXBOOT.EXE: [url]http://www.4shared.com/file/NP-FVOSf/zxboot__beta_.html[/url] ZXBOOT is a comma…
... 62,0 ; ld a,0
db 0EDh,79 ; ld r,a
...
reg_i db 62,0 ; ld a,0< ... br /> db 0EDh,71 ; ld i,a
... br />
db 126 ; ld a,(hl)
db 35 ; inc ... br />
.start: ld a,(hl) ; Entry is here, B ...Learning Assembly LanguageHow easy would it be to learn assembly language for someone who has a decent grasp of Basic? I mean how long do you think it would take before I coul…
... G F D S A
; 251 T R E W Q ... /> no_up ld a,253 ; Key 'A' down
in a,(254)
and a,1 ... /> ld a,l
add a,c ; Add X character offset
ld l,a ...
ld a,(de) ; Read pixel ...Learning Assembly LanguageHow easy would it be to learn assembly language for someone who has a decent grasp of Basic? I mean how long do you think it would take before I coul…
... G F D S A
; 251 T R E W Q ... />
no_up ld a,253 ; Key 'A' down
in a,(254)
and ... /> ld a,l
add a,c ; Add X character offset
ld l,a ...
ld a,(de) ; Read pixel ...Why doesn't my loop work?Can anyone help me understand why my loop doesn't work? Is it to do with how DEC HL affects the flags? [code] ; Read 32k bytes from port 191 as fa…
... register B is with INI(R) instruction set to A8-A15 ... ports:
LD A,63
LD C,ide_dataport
LD B,A
64x ... INI
LD B,A
64x INI
LD ...Official CSSCGC 2010 Competition ThreadDear Wossers, As 'loser' of the 2009 competition, I am now obliged to host the 2010 competition. I have created a site which will provide a hub for …
[QUOTE=R-Tape;502440]Ah ok, I ... /> ld (23624), a
ld (23693), a
ld (23695), a
call 25171
ld a, 251 ...
ld (25208 ), a ...WOS drops some games.I made several links to zx games located on this site, but unfortunately those games are gone. What happens? Elite III - World of Spectrum [url]htt…
... ,.break
ld a,l
add #20
ld l,a
jr ... ,.break
ld a,h
sub #08
ld h,a
.break ... [/code]or even[code].loop
;we r ... in ur loopz
;doin supa kewl stuf
ld a,d ...Recent talk of developing new SpectrumsHi all, I can see from a few threads on here that some Wossers like Vasil and Aien 8 are interested in developing more powerful Spectrums or improvi…
... flags test are:
[code]LD A,I/R : FBF7 failed, expected 220C ... have expected that to be a massive priority for Russian Speccy ...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…
... : ld a,0 ; buffer overflow
updatebend: ld (ix),a ; write to _kbdbend
ld a ... '
.byte 'q','w','e','r','t'
.byte '1','2 ... '
.byte 'Q','W','E','R','T'
.byte '1','2 ...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…
... "cp 0" and "xor a" rather than "ld a,0" (except when you ... . Even though z80 assemblers accept "ld (ix),0", this is actually ... to step through them with "ld r,(hl) ; inc hl"). The nexscan ... ground already so have such a thing :-) -- a circular byte buffer that ...
