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Odd Ball (wrong code??? AKA)[URL="http://www.worldofspectrum.org/infoseekid.cgi?id=0003488&loadpics=3"]Odd Ball[/URL] The code on both the loading screen and inlay card says A-…
... Ball[/URL]
The code on both the loading screen ... .org/showscreen.cgi?screen=screens/load/o/gif/OddBall.gif[/img ... -
Alkatraz protection systemI recently became interested in the Alkatraz protection system, a very widely used tape protection (a infoseek search returns more than one hundred r…
... became interested in the Alkatraz protection system, a very widely ... save routine or mastering code is not available in these ... Outrun Europa, Gauntlet III (incorrect protection info in WoS), Strider 2 ... -loading screen and the main code (solid-black border)
... -
storing machine code in BASICA couple of years ago I posted a routine for storing machine code between PROG & VARS, based on an idea in Toni Baker's "Mastering Machine Code". Thi…
... a routine for storing machine code between PROG & VARS, based ... Toni Baker's "Mastering Machine Code". This enables any attendant m ... ):
REM INSTALL MACHINE CODE... with GO TO 9161
LOAD "m/c"CODE mc,ml:
PRINT ... -
The Sinclair ZX Microdrive Resurrection Project (long)Dear Spectrum fans! [Management summary: Download [url]http://www.bartheld.net/temp/mdv2img.zip[/url] and tell me what you think. All help very much…
... CLEAR 32767
30 LOAD *"b" CODE 32768
40 PAUSE 0 ... ? 543 bytes plus one "write protection" byte) that you can virtually ... want to tweak the machine code.
Then connect ... />
FORMAT "b";19200
LOAD *"b"
and transfer ... -
DJ Puff (Code Masters)[url]www.worldofspectrum.org/infoseekid.cgi?id=0009341[/url] I wasn't sure where was best to put this but there's one bug in the code that I wanted …
... 's one bug in the code that I wanted to report ... in 128 mode. It'll load fine on a +2a or ... -
Inefficient code in ROM, from ram-check to RAM-DONEHere is the inefficient code: [CODE] ;; ram-check L11DA: LD H,D ; Transfer the top value to the HL register LD L,E …
Here is the inefficient code:
[CODE]
;; ram-check< ... L11DC: LD (HL),$02 ; Load memory with $02 - red ink ... L11DA: LD (HL),$01 ; Load memory with $01 - blue ink ... last valid location.
[/CODE]
Another ... -
What's wrong with this code ?OK, working my way through Jonathan Cauldwells 'How To' tome and I can't get the following to run in either spin or basin. ( iused the assembler in b…
... /> Anybody help ?
[CODE] org 30000
; We want ... a ; quick way to load accumulator with zero.
... basexy ld a,22 ; AT code.
rst 16
code for User Defined Graphic ' ... -
Machine code RST10 problemHello! After 27 years of playing with Spectrums I'm starting to look into doing assembly language properly. All went swimmingly well until I wrote …
... underlying colour alone:
[CODE]
;
; Output of ... /> .msgpcc ld a,(hl) ; load character into A
cp ... /> .msgpch ld a,(hl) ; load character into A
rst ... .msgfir defm " PRESS FIRE "
[/CODE]
On entering the ... -
New Game: Advanced Premiership SimulatorHi Friends, I discovered BASin last Saturday, and I've found it rather fun to play with. I ended up producing this; It's basically (no pun intended)…
... digital samples (achieved using machine code). There is also some extra ... long or short season, and load/save progress to tape
code and data. There's also no protection on the ... -
plus d machine code loader issueas many of you know i have done / been doing quite a few tr-dos recracks for the plus d but i have come into a bit of a problem the plus d machine co…
... br /> the plus d machine code loader requires you to have ... the file you want to load so you need to ... update the ufia before you load each file
the ... dizzb dizzc etc and to load hl with the address the ... which has 30+ levels to load in, i can obviously only ... -
Machine code loopsDear all, 30 years too late I know, but I'm finally starting to get to grips with Machine Code - something I could never manage back in my early tee…
... get to grips with Machine Code - something I could never manage ... /> 2) Can I not just load BC with say 6912, dec ... -
Flashing systems on DIVIDE interfacesSome peoples can't reflash eeprom chip in Divide interface (original Divide, Divide 2k11, Divide 57d2/57d3). EEPROM chip AT28C64B contain feature fo…
... feature for possibility active write protection. This protect system data in ... error message, you must load my EPROTECTOR utility for write ... .zip[/url]
Load this TAP to your DIVIDE ... add 8kB BIN file as CODE 32768,8192 at end ... -
Can a guy that traveled on the short bus learn machine code...Hmmm So after some soul searching I figured it was time to finaly nail spectrum machine code. Its so frustrating to sit infront of a basic listing w…
... a spectrum in assembly/machine code... No fancy screen shinanagins, ... in assembly/machine code for the specy (with a load screen and ... "editor"/program loader.
[code]
10 LET X=61440 ... the op code list for INC, I noticed I could load values ... -
JSW2 - Game Loader DifferencesThere are three official releases of JSW2. I'm not counting the 'JSW2-128' version here as far as I'm aware this was not in any way 'official' as it …
... only release that has some protection on it. A small piece ... containing assembly to headerless load the game code (47416 bytes) and the ... use a fake header to load the 'basic' at a higher ... the loader section, ie all code after the section of -
128 BASIC-compatible way of loading BASIC as code?On a 48K Speccy (or from 48 BASIC or USR 0 mode on a 128K machine), one can do a silly trick like this: [code];; load a 4000 byte BASIC program ld i…
... trick like this:
[code];; load a 4000 byte BASIC program ... 23620),1
ret[/code]
Ta-da, BASIC ... heap; symptoms vary between the load working but not resuming from ... crash. Loading BASIC as code from the 128 BASIC interpreter ... -
Downloading code to physical hardwareHi folks, Back in the day, my devkit was a TRS-80 and I had a simple connector device from the TRS-80 parallel (printer) port to the expansion bus o…
... ways to get PC developed code over to a physical Spectrum ... as a wav file and load it like a tape, but ... -
Code analysis on SNA filesI was wondering if anybody has attempted to convert all TZX/TAP files into SNA files? I would prefer SNA files as they're easy to use and search from…
... . I did try converting a load of Z80 files into SNA ... /> Basically the first bit of code analysis I've been doing ... -
How to load a +3 dos file from disk to memory in z80Hi all again, Are there any example z80 code listings (not BASIC) to load a +3 binary dos file from disk to a specific memory destination? Thanks.
Hi all again,
Are there any example z80 code listings (not BASIC) to load a +3 binary dos file from disk to a specific memory destination?
Thanks. -
Loading AGD games into AGD to check codeHey there Not sure if this is quite the place to put this but it covers both Jonathan's AGD and Spin and is a question about developing my AGD game.…
... look at other AGD game code to get [strike]steal some ... tutorials that [I]If you load an empty AGD instance, you ... can load in any of my games and view the code to ... AGD and then tried to 'load' a game into the ... .5) to view the game code?
Any help ... -
Repton ManiaHi all, I am the creator, and look after, the Repton Resource Page ([url]www.reptonresourcepage.co.uk[/url]). For the site, I have written a freely …
... Windows utility which will load in and display Repton ... which features the ability to load and display the maps ... 0x00000 Disc descriptor and disc protection loading code
0x01100 Data - ... data
0x0B894 unknown - code?
0x0C34D Null data
Help needed with a bit of code...My minds gone blank again I'm afraid, I'm having trouble with this routine that loads variables into memory then calls the corresponding routine. Th…
... /> Thanks in advance...
[CODE]ld b,3
ld ...
;now i need to load the variables into the address ... 3 bytes prior to start[/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. …
... br />
2. The code was again assembled using a ... as any form of 'protection' it is simply to cut ... . :) Only the game code is loaded rather than an ... ' one as that would load all the memory which is ... />
3. The game code was based on the Software ...Time Gate graphics patchI've rediscovered Time Gate and one thing I don't like about the game is that it's hard to remember what's what in the status indicators. The manual …
... with a Multiface & type LOAD "". This is how it looks ... that there is some copy protection in Time Gate and I ... 'm no good at machine code but getting better at Boriel ...how to load machine codeI'm reading Jon Caldwell's how to write Spectrum games but can't enter the code! Here's an example:_ LD BC, (score) Call 6683 I tried putting…
... but can't enter the code! Here's an example:_ ...how to load machine codeFollowing the links given in various replies to my last discussion resulted in my downloading Mastering machine code on your zxspectrum and typing in…
... in my downloading Mastering machine code on your zxspectrum and typing ...Headerless tape loading blocksIs there any way to convert headerless machine code blocks to regular headed blocks? I imagine it involves Taper. I ask because now that I know I'…
... way to convert headerless machine code blocks to regular headed blocks ... supposed to but can't load from tape (yet), I thought ... them have any sophisticated copy protection to speak of. A turbo ...How to load assembly language programs onto a ZX SpectrumHello, I have recently started learning Zilog assembly for the ZX spectrum, and have written a game and some simple programs. These all work fine in…
... seem to get anything to load correctly on an actual ZX ... corner of the screen.
[code]org 32768
ld ... (hl), 255
ret[/code]
First I assemble this ...Backpackers guide to the universe part 1 copy protectionTried it with real 48k and real 128k toastrack and also with emulator (fuse on osx) with hardware set on 128k or 48k. On 128k machines the copy pr…
... the copy protection does not accept correct codes from the code sheet ... . On 48k machines the copy protection works as it should.
im having problems stripping the database out of this code for quill adventure writerim trying to get the database out of rouge midget. ive managed to do this with another game written using quill but this one is too big. theres no…
... /> theres not enough space to load it into quill. obviously i ... to remove some of the code in the last game to ... /> obviously im only trying to load the "rmidget" code file.why am i getting b integer out of range in this code?ive tried running this in spin but thats what i get [code]main org 40000; ; We want a black screen. ld a,71 ; white ink (7) on black paper (0…
... get
[code]main
org 40000;
load accumulator with zero.
... ld a,22 ; control code for AT character.
... basexy ld a,22 ; AT code.
rst 16
... ld a,144 ; ASCII code for User Defined Graphic 'A ...
