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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…
... them in with the poke command, then writing them ... map, to Fastcall function:
[code]
function CheckCandles() as ... br /> function fastcall CheckCandles() as Ubyte
candles1:
asm
end asm
end Function
[/code]
Xor-shift random number generator for Z80[QUOTE=Patrik Rak;320244]Come on, people, [URL="http://www.jstatsoft.org/v08/i14/paper"]xor-shift generators[/URL] devised by Marsaglia, that's the w…
... - but "randomBase" is this function below - it returns as a ... function what's in the A ... /> [CODE]
FUNCTION FASTCALL randomBase () AS UBYTE
ASM
random: < ... ASM
END FUNCTION
for n=16384 to 22527
poke ...New version emulator ZEsarUX-1.1Hi I have uploaded a new version of my ZX80/81/Spectrum emulator on [url]http://sourceforge.net/projects/zesarux/[/url] Changes are: Added suppo…
... of numerical keyboard: / * - +
Added Poke function to menu
Added option ...Saving and restoring data in 128kHi all I'm trying to program a game using compiled ZX Basic for the +2A/+2B/+3. Thanks to a lot of info I found on the forums, I manage to access …
... />
[code]asm
di
end asm
poke 23388,16 ... + bank_number : OUT 32765,16 + bank_number
asm
ei
end asm[/code]
Lesser used BASIC commandsAre there any interesting articles or books that explore some of the lesser used BASIC commands/functions e.g. DEF FN, IN, OUT etc? The Spectrum BAS…
... 's RAMdisk, but the zx_goto function as is calls directly into ... z88dk/z88dk/libsrc/spectrum/zx_goto.asm?revision=1.2&view ... =markup"]zx_goto.asm[/URL] from which you can ... .1&view=markup"]currah_direct.asm[/URL] function that will load allophones ...Lesser used BASIC commandsAre there any interesting articles or books that explore some of the lesser used BASIC commands/functions e.g. DEF FN, IN, OUT etc? The Spectrum BAS…
... 's RAMdisk, but the zx_goto function as is calls directly into ... z88dk/z88dk/libsrc/spectrum/zx_goto.asm?revision=1.2&view ... =markup"]zx_goto.asm[/URL] from which you can ... .1&view=markup"]currah_direct.asm[/URL] function that will load allophones ...A BASIC compiler projectHi, I started my own BASIC compiler for the ZX Spectrum (and Z80 machines) 3 months ago. It's still in ALPHA stage (when it is mature, I will write …
... 2) By writting an inline ASM function. This compiler allows it:
Function myfunctions (Param1, param2, ...) As ... the assembler
Asm
ld b, 5
End Asm
End Function
[/PHP]
z88dk vs. sdccI've just read this article (in Spanish) [url]http://www.cpcmania.com/index2.asp?urldest=Docs/Programming/SDCC_vs_z88dk_Comparando_tama%F1o_y_velocid…
... effort has been in providing asm libraries because to first order ... line drawing. z88dk has an asm library function qsort (or rather I ... not committed yet) and an asm coded graphics library that can ... to library calls. As an asm programmer, this kind of annoys ...z88dk vs. sdccI've just read this article (in Spanish) [url]http://www.cpcmania.com/index2.asp?urldest=Docs/Programming/SDCC_vs_z88dk_Comparando_tama%F1o_y_velocid…
... effort has been in providing asm libraries because to first ... line drawing. z88dk has an asm library function qsort (or rather I ... committed yet) and an asm coded graphics library that can ... with my trustworthy combined C/asm approach.
@Mochilote: ...Xor-shift random number generator for Z80[QUOTE=Patrik Rak;320244]Come on, people, [URL="http://www.jstatsoft.org/v08/i14/paper"]xor-shift generators[/URL] devised by Marsaglia, that's the w…
...
ret
END ASM
END FUNCTION
[/CODE]
[CODE]
FUNCTION FASTCALL randomFixed() as FIXED
ASM
call random ... e,d
END ASM
END FUNCTION[/CODE]
With ...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…
... each.
[code]
function fastcall light ( x as uinteger ... uinteger, intensity as ubyte )
asm
pop hl ;return address ... ),a
outofbounds:
end asm
end function
[/code]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…
... a,e
end asm
end Function
[/code][/QUOTE]
[code]function fastcall CheckCandles() as Ubyte
candles1:
asm
ld ... a,e
end asm
end Function
[/code]
It ...ZX-Paintbrush 2.2.9.5Dear ZX-Paintbrush friends, I want to present you some preview pictures of my latest progresses. Well, there are some bug-fixes to do, but it's work…
Dear readers,
the ASM export function is ready now. In addition ...Mirroring UDG'sJust wondered is there a quick an easy way of mirroring UDGs (byte values)? i.e. BIN 11110000 becoming 00001111 etc.
... ]
function fastcall mirror (number as uByte) as uByte
asm
RLA
end asm
END FUNCTION
[/CODE]Testers for new z88dk clibA long (long, long, long) time ago a few people offered to help test the new clib in z88dk. Much time has passed since then and I won't hold people,…
... Because you're wrapping your asm function in a C header, sdcc ... running your asm:
[code]
; ---------------------------------
; Function drawchar
function but I don't ... when it sees a function opening and you will ...Komando 2 incompatible with the +2A models, anyone could supply a poke or a loader to make it work?http://www.worldofspectrum.org/infoseekid.cgi?id=0002734 Is any way to make it work in the +2A models with a loader or poke? Thanks!
This is a POKE for the game code itself ... need something like Spectaculator's POKE function while the game is running ...LamegaHi guys. I was kinda bored this weekend (being at work and such), so i was making this little thing in ZX Basic. It's no good game by any means, …
... could have borrowed my timer function, which is fair bit faster ... think.
FUNCTION t() as uLong
asm
LD DE ... HL,(23672)
end asm
end function
That said ...LamegaHi guys. I was kinda bored this weekend (being at work and such), so i was making this little thing in ZX Basic. It's no good game by any means, …
... could have borrowed my timer function, which is fair bit faster ... think.
FUNCTION t() as uLong
asm
LD DE ... HL,(23672)
end asm
end function
That said ...Tutorial - learn machine code in 30mins[B][I]Message from the moderators[/I] - bigjon has requested that readers' attention be drawn to a better version of this tutorial, one which is easi…
... 1 - Create a machine code function that returns the score to ... and type something like mc30mintut.asm into the save box.
Any machine code function called from basic will return ... pixels per byte.
Try POKE-ing 255 into bytes within ...quick - Zx80 ASM questionWhile I am ploughing through lots of ASM listings, one of my earlier adaptation attempts surprised me [B][asm code][/B] [code] org 32768 start: ld…
... am ploughing through lots of ASM listings, one of my earlier ... surprised me
[B][asm code][/B]
[code]
10 CLEAR 32767
20 POKE 23610,255
30 LOAD ...A z88dk + sp1 demo (with source)Since nowadays people are still wondering about how difficult it is to make something in z88dk, I thought I just put a very simple demo to show how e…
Multicolour demo using z88dk + BIFROST* (+source)This is just a demo to show how to show multicolour using z88dk, using the BIFROST* engine (more info [URL="http://www.worldofspectrum.org/forums/sho…
... bfl_2frames()
{
// POKE 64937,0: POKE 64939,128: POKE 64940,0: REM ... ()
{
// POKE 56787,254: REM slow animations
#asm
ld ... /> struct in_UDK joykeys;
// Function to Set Up Keyboard as ...number padding functionI wrote a number padding function in BASIC a while ago, but when I came to want it again I couldn't find it, so I've done this enhanced [url=http://w…
I wrote a number padding function in BASIC a while ago, ... .uk/~jg27paw4/pourri/padnum.asm]PadNum[/url] function in assembler. As per ...GEDit syntax highlighting for Boriel's ZX BasicHi! I just tailored this syntax highlighting code and would like to share with he community. Suggestions are always welcome, though the file works w…
... and
align
asm
asn
at ... flash
for
function
go to
... peek
plot
poke
print
randomize ...Function with push and popIm trying to see if I understand push and pop when it comes to using to pass parameters to functions: [code] LD HL,16384 LD A,5 Push AF Ld A…
... ASM
[/code]
Im writing the result of the add function ...Pac(wo)Man any version invisibility pokeHi to all Just had an idea to get baby / toddler interested in spectrum games in the future (because it's cheaper than buying new stuff) Is there…
... )
Is there an invisibility poke in any PacMan version, meaning ... poke which makes the collision of the pacman with the dots function ...[Asm] Is this nested loop faster than LDIR or a bunch of unrolled LDI's?Hi all. I'm learning Z80 asm on Speccy 48K, and to start with I decided to write my own "CLS" routine (without relying on ROM calls or LDIR) as a lea…
... I'm learning Z80 asm on Speccy 48K, and to ... it is, the first asm I've ever written using ... [url=http://clrhome.org/asm/]the excellent ORG web ide ... $229B/8859 (Spectrum ROM function to change border color).
asm code so be gentle :)< ...How to write a simple C+asm horizontal scrolling game (Tutorial, z88dk)[b]How to write a simple C/asm horizontal scrolling game[/b] [b]Note:[/b] This tutorial has multiple parts... I am still writing but this first pa…
... up a good C/asm development environment can take ... __FASTCALL__ scroll_left()
{
#asm
db 6,191,33 ... {
scroll_left();
#asm
halt
#endasm
function (function is just a different ...Pocket Clive - 2 QuestionsHello, I've just started using Pocket Clive on my iPaq pocket PC, excellent emulator BTW. 1. I have just wrote a small BASIC program to randomly pi…
... subsequent calls to the RND function, making it not very random ... A+B-1: READ B: POKE C,B: NEXT C
The asm code was generated using BASin ... using the below asm listing:-
org 65268 ...
