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Hacker QuestionHello hackers, as some of you might know, I am supervising the work on converting games from TR-Dos or TAP to the +D or Opus disk format for our SC…
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Sinclair BASIC holds numbers twice in two different formats: text and ... unusual to find hidden numbers in BASIC loaders, as a form of ... . There is no point in protecting such a new game ... a way of saving bytes in the BASIC loader?
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Line DemoI was looking in the source code of another game (that Akalabeth game), with lots of line drawings. The difference was that they don't use the PL…
... often hangs if it is in BASIC, as the editor can't ... have to test all the different (official) models too. -
Line DemoI was looking in the source code of another game (that Akalabeth game), with lots of line drawings. The difference was that they don't use the PL…
... often hangs if it is in BASIC, as the editor can't ... have to test all the different (official) models too.[/quote]
different models, but i will look ... -
So it occurred to me; "Why bother with going into 48K BASIC when you can just....wrap the machine code calls inside a 'RST #28;DEFW addr:RET'?" Of course, you DO need a small M/C routine to do that, and ta-daaa, here it is: [cod…
... copy all the many different routines that BASIC relies on, to the ... writing the 'new stuff'.
In any case, i think it ... beginning to use quite often in a little project i'm ... -
Arrays in BASICHi so I'm making this crappy game and I wanna store the screen positions of some UDGs in in a 50x2 array cause I have 50 characters. So I made the ar…
... screen can be addressed directly in BASIC by making it part of ... /> [/code]
Some other commands can address the lower screen ... -
Arrays in BASICHi so I'm making this crappy game and I wanna store the screen positions of some UDGs in in a 50x2 array cause I have 50 characters. So I made the ar…
... screen can be addressed directly in BASIC by making it part of ... /> [/code]
Some other commands can address the lower screen ... -
The state of source level debuggingI was just wondering if we can put on a table everything we collectively know about source level debugging for ZX Spectrum to get an overview of curr…
... /> 1) ...to use unused bytes in ROM.
2) ...safely ( ... somehow rewire one RST jump in ROM to our debugger, ... a minimal protocol (1 byte commands + data)
2) Support ... just before giving user control in Basic (with basic screen Sinclair Research Ltd ... -
Noob's guide to joysticksWhy on earth would I be asking this *now*, I hear you all scream? The answer... curiosity. Back in the day all I ever had was a +2 and Sinclair's …
... joysticks came with two different connectors for Sinclair/Kempston.< ... I'd further assume that in BASIC it could be controlled with ... /> LET x=x+(IN 31=*value1*)-(IN 31=*value2*) where * ... but the bits corresponded to different directions to Kempston, and ... -
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…
... type assembler commands like [b]LD A,3[/b] in Basic :) And it ... to be able to program in assembler. It was obvious for ... -
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…
... type assembler commands like [b]LD A,3[/b] in Basic :) And it ... to be able to program in assembler. It was obvious for ... [b]very[/b] briefly mentioned in the Spectrum manual (Chapter 26 ... "There is no assembler built in to the Spectrum, but you ... -
ZX Dandanator! Mini - Cartridge system for SpectrumsHi All, I'd like to present a little HW I've developed during the last three months. It's aimed at providing a console-like usage experience for a…
... the summary of the PIC commands in command.h of the PIC ... programmed to switch to a different bank + reset when you short ... 't make it do something different when you long-click it ... -
A BEEP program I want to make in Basic. Helpful remarks gratefully receivedI want to explore the possibilities of the BEEP command. So I need to be able to try different combos of pitch/duration and sequences of same. I'm tr…
... using the BEEP command, from BASIC?... That would be TOO slow ... are likely after... In BASIC, your kind of limited in what you can ... do due to the slow nature of BASIC ... effect generation...
Within BASIC itself, Iv never had much ... -
how to fix instructions on screenI have a problem with my sequencer. I want the top half of the screen to stay fixed but allow the note values to print without pushing the instructio…
... assembly instruction mnemonics with BASIC commands and functions is tricky ... byte.
BASIC commands and functions, however, are ... more complex. So most BASIC commands use many assembly instructions ... '.
So in BASIC, it is similar to LET ... -
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…
... - this contains the interpreter for BASIC, all the LOAD / SAVE ... instead of the five bytes BASIC uses.
Other ... Spectrum) can electronically 'page-in' different RAM or ROM chips to ... when programming the Commodore 64 in BASIC you only have half the ... -
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…
... type assembler commands like [b]LD A,3[/b] in Basic :)[/quote]
in BASIC too. Must admit I was ... missing some secret "Assembly" mode in the speccy. It wasn't ... reached the hex editor code in the book that I realised ... -
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…
... can't enter commands like that from BASIC but you sort ... turns the all the assembly commands into just numbers. Which is ... discussion/53389/where-does-the-basic-program-sit-48k-spectrum-memory ... by
RANDOMIZE USR 61000 in BASIC
If you placed your ... -
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…
... - this contains the interpreter for BASIC, all the LOAD / SAVE ... instead of the five bytes BASIC uses.
Other ... Spectrum) can electronically 'page-in' different RAM or ROM chips to ... when programming the Commodore 64 in BASIC you only have half the ... -
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…
... far more flexible than Basic or any other high ... also undoubtedly a royal pain in the ass!
in Basic so it's bite ... point complaining except...I like Basic, I think it's ... .
They, the commands, make sense to me, I ... -
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…
... can't be done in Basic so it's bite ... complaining except...I like Basic, I think it's ... />
They, the commands, make sense to me, I ... considered using a compiled BASIC such as [url="http ... It's compatible with Sinclair BASIC (apart from requiring explicit ... -
How to draw a picture on ZX Spectrum Basic?How can i draw a picture on ZX Spectrum like this?? http://www.worldofspectrum.org/infoseekid.cgi?id=0026662
... all using PLOT and DRAW commands, presumably worked out on ... was going to implement that in BASIC, I'd probably write ... a list of drawing commands (either as an array ... block), then have a BASIC interpreter that loads such ... it to the screen; in a similar way to ... -
Spectrum musical capabilities ?This came up on my FB feed and it combines another long time hobby of mine and it's music production :) https://youtu.be/lwCVQvgLSno So the 128…
... ).
It's 'standard' in that it supports two pins ... MIDI data from BASIC using the Y and Z commands in a PLAY ... channels for drums.
In terms of AY sound trackers ... -
Arcade DERBY port....Pleeease ! [img]http://www.ukvac.com/forum/uploads/212/derby.jpg[/img] My spectrum did a fair job at recreating my trips to the seaside arcade …
... to check out Escalado in the archive first. It ... at the genre written in BASIC by my friend's ... brother back in the day.
[/ ... quote]
The version in WOS has an extraneous CLS ... that each horse has different chance of winning as ... -
Your favourite, second best 8 bit machine.So besides the ZX81 and the ZX Spectrum (in its different guises), which is your second most favourite 8 bit machine for looks and design? In order …
... out how to program it in BASIC. It had a good keyboard ... B) and you could type in commands & functions letter by letter ... -
Not bored with ZX Spectrum actual PHYSICAL game boardsThere are a few ZX Speccy games with actual physical gaming boards that are worthy of attention
... support board games? So in effect could a Speccy ... enough" to "get by" in running the core essentials of ... Speccy app done for it in basic "cut down " form ... so why bother?" Si in this respect the "mileage" ... board game to produce a different Speccy version . So ... -
Getting Tasword to save to CF cardHey chaps I have a Plus 2 with a simple 8bit IDE interface installed. I was hoping I might be able to use the +3 disk version in conjunction with …
... when it comes to programming in BASIC, so i'm not ... difference Tasword is written in machine code, not BASIC ;-)
... Tasword +3 does have a BASIC loader (the file "run") ... inserting the appropriate MOVE / ASN commands in line 135.
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my remake of Barbarianhello i have done a remake in "open source" of the Spectrum version of Barbarian, the game of Palace Sofware in 1987. (nammed Death Sword in the USA)…
... an game in C, it's not so different from the basic finally ... -
DivIDE allram mode help neededHi guys, are there any DIVIDE wizards out there that can explain how i page in the allram and add a rom file to it i sometimes need to load spect…
... compatible memory, but each use different features.
DIVIDE:
In basic you can easy switch between ... same rom block but with different font. Page 3 is unusable ... -
The trouble with good code isLots of times I've come here to ask for help and always got it pretty promptly. Which is wonderful and one of the reasons why I don't think there's a…
... ) is rather different to high level languages like BASIC. The available ... code you have written, unlike in BASIC, where the system helps you ... quickly do complex tasks than BASIC. But the speed of ... anything you want. Unlike in BASIC where you have rather more ... -
ZX Spectrum Next Kickstarter Launchedhttps://www.kickstarter.com/projects/1835143999/zx-spectrum-next
... think we have different interests. I'm more interested in new software ... use in word processors, cp/m terminals and an adaptation of basic ... I can write a program in basic that moves a lot of ... a plain spectrum, this reduction in development time is very important ... -
ZX Spectrum Next Kickstarter Launchedhttps://www.kickstarter.com/projects/1835143999/zx-spectrum-next
... think we have different interests. I'm more interested in new software ... -built by hundreds and thousands in 1990s.
[quote=" ... [/i] software made for [i]basic[/i] Spectrum :P
in basic that moves a lot of ...
