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machine code basicsWondered if anyone can help me out. I have been playing round with some disassemblers (Zeus). And Machine code loaders. All I want to do is print my…
... /> If you look at the code and online and I recommend ... 'canned' strings that have their last byte inverted. i.e. Bit 7 ... -
SE Basic IV Buffy v4.1 source (WIP)I've been doing a major refactor on the SE Basic source and I'd appreciate a code review from anyone who has time to look at it. I've almost certainl…
... /> push af ; stack report code
ld bc, ay_reg ; ... br /> pop af ; restore report code
set 5, (iy ... "reports.txt" ; each message has last character inverted
; THE ... get offset for a valid code
ret nc ; ... -
Look whats possible in 924 bytesSo, finally after over a year of development and nearly 25 years since I first designed the graphics, I've actually made it to the point where this i…
... for White, with first or last bit inverted).
That probably ... with an extra bit of code to allow for viewing the ... -
Anyone Recognizes This Loader?Hi there! I live in Argentina. I have a -dead by now- CZ Spectrum (a ZX clone made by an argentinian company, Czerweny, which used to make... Excell…
... a SCREEN$ and two CODE blocks. The last code block would always be ... CODE 18432,2048 (if I remember ... third of the screen. The last sentence in the BASIC loader ... -
Trouble with rainbow effect push/popI'm having a bit of bother getting my rainbow graphics to behave themselves. Basically I want a rainbow effect to last for say 4 seconds before movi…
... want a rainbow effect to last for say 4 seconds before ... rainbow effect doesn't last...
[CODE]ld b,100
ender ei
ret[/CODE] -
Manic Miner (slightly) Updated1. The new loading screen I put together [url="http://jswmm.co.uk/topic/68-alternative-loading-screen-software-projects/"]here[/url] has been used. …
... used.
2. The code was again assembled using a ... to 2m30s. :) Only the game code is loaded rather than an ... .
3. The game code was based on the Software ... to base it on the 'last' code as such.
4 ... -
Trying to enter a line from a book fails for some reasonI am reading through the book "[i]Spectrum Machine Language for the Absolute Beginner edited William Tang[/i]". I have got to the section where I nee…
... /> The program is [b]EZ-Code Machine Language Editor. [/b] The ... . Is the problem the last [code](s$ > "`") [/code] section? I'm not ... -
Project: M.u.l.e.Wokani came up with a great idea about trying an open-development approach for spectrum games, and I thought why not try with a game I have under dev…
... player events:
[code]
static void *roundEventsFunc[] = ... "e_EventsInit()":
[code]
void e_EventsInit(void)
}
[/code]
is run to ... you have from the last code package, that's because ... -
Help to run Abu Simbel in a +2A SpectrumI bought this game some weeks ago, but the version is the old one. When I loaded it in the emulator, I had to switch the keyboard issue to 48Kissue.…
... />
The following code must run before the game ... /> The first block of code was saved like this:
SAVE "2" CODE 23400,1200: RANDOMIZE USR 24100 ... the main code block, but not the last code block (12 ... run from the first code block (by changing ... -
Blackstar by Richy Pitch[youtube]FQLznlyLONI[/youtube] Discuss. Points will be deducted from the first person who asks "can this be done on a real Spectrum?"
... text I extracted from the last code block:
[QUOTE]48K ... -
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 …
Any letter consist of 8 codes.
First code do nothing (it is a blanc)
next 2 shift to rught
next 2 do nothing
next 2 shift left
last code do nothing. -
'Hello World' in ASM ?Can someone show how to make the classic 'Hello World' print with ASM code ? I cant figure at this moment how to insert and handle strings with the s…
... example i dont understand your last code, because i have no references ... me what do exactly your last code, because works fine.
code that is inserted, dont you ... -
Oscilloscope Speccy ProgramHi all, I remember very well in the old days when my Speccy was my single computer (around 1992) that I have had an oscilloscope software. This uses…
... . Some questions came up which code crashes at my machine. So ... with the original code I get the out of ... range error. With the code posted by Battle Bunny my ... machine.
Regarding the last code, which should run, posted by ... -
Oscilloscope Speccy ProgramHi all, I remember very well in the old days when my Speccy was my single computer (around 1992) that I have had an oscilloscope software. This uses…
[QUOTE=maskenlos;493048]Regarding the last code, which should run, posted by ... ]
It's the code in message #21 at the ... -
New game! Nanako in CJMC for ZX81!Yup, that's true. We've been busy in crafting a nice, small, simple library to code games in text mode (this is, standard, unexpanded) for the 16K ZX…
... , take a look at this code.
I ... to the screen.
[code]
; P file ... br /> STKBOT: dw last
STKEND: dw last
BERG: db ... setup is done, your own code may follow here
; ... /> vars: db 128
last:
[/code] -
Blackstar by Richy Pitch[youtube]FQLznlyLONI[/youtube] Discuss. Points will be deducted from the first person who asks "can this be done on a real Spectrum?"
... 111 : LOAD "" SCREEN$ : LOAD "" CODE : POKE 23739,244 : PAUSE 0 ... RANDOMIZE USR 50896[/CODE]
The code blocks following the ... .tap)
Bytes: bionic48c CODE 25000, 40536
Normal ... text I extracted from the last code block:
[ ... -
LZ77 en/decodingI've written an LZ77 en/decoding routine as I couldn't find one around for the Spectrum. Initially I'm just doing it in BASIC to get the logic right.…
... ...
In this last code section, the checking for "MAXLEN ... be inversed. In the current code, when "match length" reaches ... ". This should simplify your code eliminating 3 PUSH/POPs and ... like this:
[CODE]MANEXT2:inc b
ld ... -
A new multicolor engine called BIFROST*I'm glad to announce the release of a new multicolor engine implemented by yours truly, including high quality 16x16 tiles designed by R-Tape: [IMG]…
... ]I don't understand this code. I guess 65283 % 256 is ... -
What is the best way to detect CAPS LOCK?Hi Folks, Not sure what the correct behaviour is here as I do not have access to a real Spectrum. Under BASin, when you press CAPS LOCK on the PC k…
... like this...
[CODE]10 PAUSE 0 : LET a ... = CODE INKEY$
20 IF a ... a
40 GOTO 10[/CODE]
LAST_K should ... xx because ENTER is the last key pressed. If a ... wrong...
Your last code on real hardware:
Run ... -
Something that just occured to me (Windows 8 related)Even though personally I probably won't be putting Windows 8 on any of my PCs, as it offers no real advantage for me, I have to keep my hand in with …
... own program, share the source code, and pass it onto your ... to modify and enhance the code on the conditions it is ... this week? When did you last code review every line of source ... -
Something that just occured to me (Windows 8 related)Even though personally I probably won't be putting Windows 8 on any of my PCs, as it offers no real advantage for me, I have to keep my hand in with …
... =AndyC;647813]When did you last code review every line of source ... -
RCS (Reverse Computer Screen)[B]RCS[/B] ("Reverse Computer Screen", or simply SCR written backwards) is a small utility I'm about to release, that reorders bytes from the ZX-Spec…
... regular screen, like the Einar code at [URL="http://www.worldofspectrum ... very very slow):
[CODE]
drcs ld de, $4000 ... = j
dow1 ld (last), hl ; last= j
push de
Hacking a game MAJIKAZOHello, I am trying to put a recent game called MAJIKAZO on disk. However, the loader is written for tape only, so I have to find a way how to rewrit…
... .
[code] org 32768
; This code unpacks the screen ... jp 34304 ; run game
[/code]
You could save ... basic.
The last block (game code) on the tape will ... the 2 screens and the last code block to disk, a basic ...Hacking a game MAJIKAZOHello, I am trying to put a recent game called MAJIKAZO on disk. However, the loader is written for tape only, so I have to find a way how to rewrit…
... .
[code] org 32768
; This code unpacks the screen ... jp 34304 ; run game
[/code]
You could save ... basic.
The last block (game code) on the tape will ... the 2 screens and the last code block to disk, a basic ...RCS (Reverse Computer Screen)[B]RCS[/B] ("Reverse Computer Screen", or simply SCR written backwards) is a small utility I'm about to release, that reorders bytes from the ZX-Spec…
... aswell, with hope.
The last code, in post ( i cant see ... the routine further.
[CODE]RCS data indicated by contents ... loop
26 bytes[/CODE]
EDIT: Re-reading ...SE Basic IV Buffy v4.1 source (WIP)I've been doing a major refactor on the SE Basic source and I'd appreciate a code review from anyone who has time to look at it. I've almost certainl…
... sv_elem_str:
call de_plus_1_to_de ; last dimension size
ex ... inc hl ; skip control code
jr l_no_sp ; ... ld (de), a ; store code
djnz l_char ; loop ... ld (de), a ; replace last code
ld a, %11000000 ...A new full-screen bicolor engine called NIRVANA[I]OK, there's something I need to clarify first: Nowadays if you write [B]"multicolor"[/B] everyone assumes it refers to "multicolor 8x1" (an attri…
... /> That means if you have code on a fixed location, you ... SAVE all of it as CODE""32768, 32768. But z88dk can ... combining them into 1 big code part.
The trick ... way, is to remove the last code part of the included demo ...A new full-screen bicolor engine called NIRVANA[I]OK, there's something I need to clarify first: Nowadays if you write [B]"multicolor"[/B] everyone assumes it refers to "multicolor 8x1" (an attri…
... way, is to remove the last code part of the included demo ...
