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Another Free Ebay Day ;- Link to 300+ ?1.50 all in[url="http://cgi6.ebay.co.uk/ws/eBayISAPI.dll?ViewListedItems&userid=cornishdavey&include=0&since=-1&sort=2&rows=200&rdir=0"]http://cgi6.ebay.co.uk/w…
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CP Software
Bridge Tutor Beginners ... /> Penetrator x 3
Rock N Wrestle x 2
Starion ... -
Making a mapI should learn Z80 assembly, but I don't have the time (really busy) and I feel like making a game. I've tried with Colt which gives me enough speed…
...
ld a,c
cp 32
jr nz,l2 ...
ld a,b
cp 22
jr nz,l1 ... ' 7 items to print INK N, PAPER X, BRIGHT Y , AT ... -
+D/Disciple games archive?Hi all, Having finally got my disciple to work, I'm starting to have a look at hacking multiload games. Is there any archive on the web with games t…
...
ld a,h
cp 060h
ld a,(0719ch ...
ld a,h
cp #60
ld a,(#719c ... locate the "call 10; jp n" sequence in the game snapshot ... -
Reading the keyboardDoes anyone have a code sample to read the keyboard in machine code ?
... nopress ; ignore CAPS
cp 36
jr z, nopress ... br /> defb ' ',255,'m','n','b' ; SPACE, SYM SHIFT, ... br /> defb ' ',255,'M','N','B' ; SPACE, SYM SHIFT, ... 255,'.',',','*' ; SPACE, SYM SHIFT, M, N, B
; the ... -
Key press to ASCII valueI need a bit of code that will give me an ASCII value when the key is pressed. I only really need a-z. I tried using the following code but it only s…
... nopress ; ignore CAPS
cp 36
jr z, nopress ... br /> defb ' ',255,'m','n','b' ; SPACE, SYM SHIFT, ... br /> defb ' ',255,'M','N','B' ; SPACE, SYM SHIFT, ... 255,'.',',','*' ; SPACE, SYM SHIFT, M, N, B
; the ... -
z88dk+splib2 sprites question.I'm creating a game and I have several "states" for my main sprite, such as jump, facing left, facing right, etcetera. All those states require a dif…
This is the uncrunch algo for pucrunch:
[code]
;###
;### uncrunch.asm -- Standalone Pucrunch decompressor
;### Based on C64 code by Pasi Ojala
;### Ported to Z80 by Jussi Pitk?nen
;###
;### Thanks to Jeff ... -
Key press to ASCII valueI need a bit of code that will give me an ASCII value when the key is pressed. I only really need a-z. I tried using the following code but it only s…
... z,NoPress ; ignore CAPS
cp 36
jp z,NoPress ... ,66 ; SPACE SYM SHIFT m n b
; key press ... ,34 ; SPACE SYM SHIFT M N B
; key press ... -
Who do you listen to most?Without wanting too many people replying `the wife`, what music do you usually gravitate towards? I listen mostly to the Chilli Peppers, System of a…
... ]creativity also began there, Rock n' Roll of the 50s drawing ... ][/FONT]
[FONT=Courier New]CP/M User.[/FONT] -
In Machine Code, what is the quickest way to sort bytes?I am playing around with some ordering of sprites, where I want to order them by vertical position. I used some Rodnay Zaks code to order some bytes…
... /> ld a,(de)
cp (hl) ;If A was less ... a,e ; col3
cp d ; col1
jr ... ld a,e
cp b
jr nz ... the first step involves N-1 checks
... d,(ix+1)
cp d ; If A was ... -
In Machine Code, what is the quickest way to sort bytes?I am playing around with some ordering of sprites, where I want to order them by vertical position. I used some Rodnay Zaks code to order some bytes…
... , the academic stuff like O(n.log(n)) is useful only if ... + sprite_y]
and %11000000
cp c
call z, draw_sprite_pointed_by_IX ... -
The Only Reason Sinclair Succeeded (Provoking Controversy)Although I love my Sinclairs dearly, I think that the only reason they succeeded was because at the time most people did not know any better (factori…
... that the first step involves N-1 checks
ld hl ... /> ld d,(ix+1)
cp d ; If A was less ... -
Delay routineAs some people are aware, I have recently starting writing a [url=http://fuse-emulator.svn.sourceforge.net/viewvc/fuse-emulator/trunk/fusetest/]autom…
... c,skip2 ; 12/7
cp (hl) ; 7 16/18
N instead, but I was just ... -
Help! z88dk and Linux!Hi! i've got a problem with z88dk. i've downloaded version 1.6 for linux, i follow the instructions but it give me fails for the compilation. could y…
... demasiados argumentos para la funci?n ?writebyte_p?
appmake.c ... demasiados argumentos para la funci?n ?writebyte_p?
appmake.c ... : demasiados argumentos para la funci?n ?writebyte_p?
make[1]: ... libsrc'
cp *.lib ../lib/clibs/
cp: no se ... -
Benchmark timeWell, the BASIC benchmark posted in Creative Computing back in the 80s came up as a topic on the AtariAge forums. The article is available online an…
... BASIC vs some optimal CP/M or the newer ... -res graphics but the CP/M machine may not ... that doesn't. The CP/M BASIC probably does and ... main()
{
for (n=0; n!=100; ++n)
{
a = (float ... it down where the CP/M machine may have ... -
Fuse for Mac OS X beta releasesA beta version of Fuse for Mac OS X has been released at the dedicated sourceforge project: [url]http://sourceforge.net/projects/fuse-for-macosx/[/u…
... /> [*] Fix contention for LD?R, CP?R and IN?R (Philip ... /> [*] Fix undocumented flags after BIT n,(IX+d) instructions (Philip Kendall ... -
Computer SpacegamesBook Title: [B][URL="http://www.worldofspectrum.org/infoseekid.cgi?id=2000089"]Computer Spacegames[/URL][/B] Authors: [B]Daniel Isaaman & Jenny Tyler…
... /> 145 scroll
150 let n=l
160 gosub 1000 ... print "i";
180 let n=y
190 gosub 1000 ... /> 200 print "*";
210 let n=r
220 gosub 1000 ... -
Help using M3 ramFrom the Multiface 3 manual. [quote]6.0 The Use of Extra 8K RAM --------------------------- The MULTIFACE's 8K RAM extension can be accessed and us…
... hl
ld (hl), 78 ; 'N'
ld de, 9000 ... /> get ld a, (hl)
cp 101 ; 'e'
jr z ... /> ld a, (hl)
cp 110 ; 'n'
jr z, cmpd
ld a, (hl)
cp 100 ; 'd'
jr z ... -
Corrections to "Authored with Quill"Started testing today from the end of the list... These are not written with Quill: [URL="http://www.worldofspectrum.org/infoseek.cgi?regexp=^You+Ca…
... interview, [B]S.W.A.N[/B] was a creation of ... SWAN could just get original CP/M version, two sets of ... -
Blocks instructions and the N flagJust a curiosity. I noticed the compare and load block instructions act on the N flag; block compare instructions set it, block load instructions re…
... compare instruction is still performing CP operations at its heart, and ... CP is essentially a subtraction where ... it makes sense that the N flag indicates a subtraction taking ... directly useful effect of the N flag is the way it ... -
Rainbow Generator for 48K Spectrum using PUSHThis is what I came up with from [B]gasman[/B]'s suggestions. It's stable in ZXSpin and ZX32 simulating a 48K Speccy. Anyone like to try it on the …
... with PRINT #4 CHR$ n (where n is 0 to 255). The ... a, c ; get column
cp 10 ; column 24 or higher ...
ret c ;
cp 26 ; column 7 or lower ... -
Reading from the 128 Serial PortDon't shout at me if this is a silly question. I have Googled extensively, and searched the forums, but I can't find anything discussing what seems t…
... /> (the coding).
The CP/M for +3 comes by ... . I can look in the CP/M manual to
see ... some type of checksum every n bytes? -
Which is the most technically accurate Spectrum Emulator?Ok, which is the most technically accurate Spectrum Emulator? Please don't just vote but give reasons why.
... br /> Spectaculator
BIT n,(IX+d)... passed
DAA ... /> SpecEmu
BIT n,(IX+d)... passed
DAA ... /> RealSpectrum
BIT n,(IX+d)... passed
DAA ... OR
XOR
CP
INC8
ADC8
Interface One - New FunctionalityAs you may (or may not) be aware the Interface One is a pretty powerful piece of kit. One of it's greatest features is being able to easily extended …
... this form:
LET n=@DEEK v
Where ... 'n' is any numeric variable, and ' ...Machine Code Microdrive File LoaderI've been experimenting with transferring games to run from microdrive. Typically I like to see a loading screen while things are happening, and I li…
... equ $5cd9 ; device type "m","n","t" or "b"
n_str1 ... )
ld b,$01
cp $19 ; issue 1 $1981
inc b
cp $1e ; issue 2 $1e71
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…
... ,0
defm "Cheat (Y/N)?" ; Text for printing
defb ... ,(de)
inc de
cp 255
ret z
Machine Code Microdrive File LoaderI've been experimenting with transferring games to run from microdrive. Typically I like to see a loading screen while things are happening, and I li…
... equ $5cd9 ; device type "m","n","t" or "b"
n_str1 ... )
ld b,$01
cp $19 ; issue 1 $1981
inc b
cp $1e ; issue 2 $1e71
Keyboard demoHere's a preview of a new keyboard for the special fx engine. Press any key to start/restart. [url]http://dl.dropbox.com/u/9498358/fire_keyboard.sn…
... hl
call getnotes
cp $16
jr z, whitekey1 ...
defb $36 ; ld (hl), n
col1: defb $00
inc d
cp $16
jr z, whitekey2 ...
defb $36 ; ld (hl), n
col2: defb $00
Keyboard demoHere's a preview of a new keyboard for the special fx engine. Press any key to start/restart. [url]http://dl.dropbox.com/u/9498358/fire_keyboard.sn…
... HL
CALL GETNOTES
CP $16
JR Z, WHITEKEY1 ... br /> DEFB $36 ; LD (HL), N
COL1: DEFB $00
INC D
CP $16
JR Z, ... br /> DEFB $36 ; LD (HL), N
COL2: DEFB $00
Keyboard demoHere's a preview of a new keyboard for the special fx engine. Press any key to start/restart. [url]http://dl.dropbox.com/u/9498358/fire_keyboard.sn…
... HL
CALL GETNOTES
CP $16
JR Z, WHITEKEY1 ... br /> DEFB $36 ; LD (HL), N
COL1: DEFB $00 ... GETNOTES
INC D
CP $16
JR Z, ... br /> DEFB $36 ; LD (HL), N
COL2: DEFB $00 ...
