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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…
...
; ------------
reset xor a,a
out (254 ... />
ld bc,49149
xor a,a ; Input
out ... -
Machine Code Routine of the weekHow about a thread that has a routine each week that is in [B]assembly language[/B] and is also described in great detail what the hell is going on …
...
ret z
xor a
out (254), a ...
ld a, c
xor 16
ld c, a ...
ld a, c
xor 16
ld c, a ... -
Hacking the O.C.P Full Screen Editor/AssemblerIf you have been reading my posts recently then you will know that I am eager to have the sourcecode I wrote for the Spectrum during the period 1988 …
... (tump08+1),hl
xor a
ld (start+1 ... ),a
call turbo
xor a
out (254),a ...
ld bc,18
xor a
fm01 ex ... -
Import text files of type insThere are ways to read the text of scans and covert them to word or txt files. So you could do this then edit and correct them and import them to run…
... on hex listings (with a XOR checksum of each row of ... -
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
... a BASIC block header
xor a ; Indicate loading a header ... -
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
... a BASIC block header
xor a ; Indicate loading a header ... -
Programming flash eprom on DIVIDE+Can you test it on DIVIDE PLUS ? [url]http://velesoft.speccy.cz/other/flasher-divide-plus.zip[/url] (This flash utility is WINSTON's flasher for dia…
... to ram adress 0
XOR 32 ;disable writing in low ... -
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…
...
; Draw all sprites using XOR method.
... /> call xor_sprite ; Now print (XOR will print/unprint)
call xor_sprite ; Now print (XOR will print/unprint)
ret ... and low
xor a,(hl) ; XOR with screen
... -
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…
... first oprand for SUB, AND, XOR, OR, CP but not ADD ... -
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…
...
; Draw all sprites using XOR method.
... call xor_sprite ; Now print (XOR will print/unprint)
XOR will print/unprint)
ret ... high and low
xor (hl) ; XOR with screen
ld ... -
inverting graphics using basic?just curious if it could be done by poking screen memory ? and what's the structure. (foreground / background for each char ? ) reason I ask is I'd …
... it.
OR and XOR call MOD, which is perfectly ... -
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 …
... including binary AND, OR and XOR functions. This and binary shifts ... -
New game! Crimbo!Hi all, we are very proud to announce our new game: Crimbo - A Gloop Troops Tale. [url]http://www.littleshopofpixels.co.uk/games/crimbo/crimbo.zip[/…
... of the same colour were masked when passing - just a thought ... -
Z88DK/SP1 library u_malloc() questionHi All, It may possibly be more appropriate for me to post this on the Z88DK forum, but I know quite a few WoSSers have used Z88DK, so here goes:- …
... | PAPER_WHITE, ' ');
// Create Ten Masked Software-Rotated Sprites
Z88DK/SP1 library u_malloc() questionHi All, It may possibly be more appropriate for me to post this on the Z88DK forum, but I know quite a few WoSSers have used Z88DK, so here goes:- …
... | PAPER_WHITE, ' ');
// Create Ten Masked Software-Rotated Sprites
Donkey Kong - TransparencyHi, I might not recall it perfectly but as I was playing the Donkey Kong for ZX-spectrum 48k - I somehow noticed that the Monkey jumps with something…
... as you want - as-is, masked, cut-out, inverted - whatever. It ...Donkey Kong - TransparencyHi, I might not recall it perfectly but as I was playing the Donkey Kong for ZX-spectrum 48k - I somehow noticed that the Monkey jumps with something…
... simple, but even worse method, XOR instead of OR, you can ...Donkey Kong - TransparencyHi, I might not recall it perfectly but as I was playing the Donkey Kong for ZX-spectrum 48k - I somehow noticed that the Monkey jumps with something…
... that you need to use masked sprites, which take twice as ...Z88DK/SP1 library u_malloc() questionHi All, It may possibly be more appropriate for me to post this on the Z88DK forum, but I know quite a few WoSSers have used Z88DK, so here goes:- …
... them correctly) and all are masked. I suppose I could calculate ...Donkey Kong - TransparencyHi, I might not recall it perfectly but as I was playing the Donkey Kong for ZX-spectrum 48k - I somehow noticed that the Monkey jumps with something…
... /> The other useful operation is 'XOR'. When the bytes are combined ...New platform game: Sid SpannersHi all, here is my Christmas present. A new platform game (well, more of a mini-game really). [url=http://java.cms.livjm.ac.uk/homepage/staff/cmspc…
... were not going for the masked sprites, is it intentional, or ...New platform game: Sid SpannersHi all, here is my Christmas present. A new platform game (well, more of a mini-game really). [url=http://java.cms.livjm.ac.uk/homepage/staff/cmspc…
... sprites in the game are masked, like for example when the ... mask, but all "zeros" are masked. So the result looks pretty ...Z88DK/SP1 library u_malloc() questionHi All, It may possibly be more appropriate for me to post this on the Z88DK forum, but I know quite a few WoSSers have used Z88DK, so here goes:- …
... them correctly) and all are masked.
[/quote]
Yes ...Z88DK/SP1 library u_malloc() questionHi All, It may possibly be more appropriate for me to post this on the Z88DK forum, but I know quite a few WoSSers have used Z88DK, so here goes:- …
... (for the speed), but for masked sprites it needs to backup ...Z88DK/SP1 library u_malloc() questionHi All, It may possibly be more appropriate for me to post this on the Z88DK forum, but I know quite a few WoSSers have used Z88DK, so here goes:- …
... (for the speed), but for masked sprites it needs to backup ...
