-
+2 ramdisk - access in machine codeHow can you access the ramdisk in machine code? I've got a +2, and it seems the ramdisk has never been properly utilised. It would be a handy little…
... in machine code?
[/QUOTE]
I'm currently writing code to ... access the ramdisk for z88dk; it's not quite ready to ... the second display file in page 7 to be clobbered.
to port $7ffd
; bcd = length in bytes (adjusted ... -
How to save TZXGreetings to all. I am starting to move on from just games into some testing of home made programs. Although I could have done that in ancient tapes…
... SCREEN$ (assuming your program in Machine Code (Bytes:) is to write a small loader ... which loads the machine code without requiring ... routine to load a SCREEN$ without the header block
[code ... -
RFC: 64 column font codeIn BASIC, type CLEAR 49999 then import the code at 50000. Then type RANDOMIZE USR 50000. This will create a new channel and attach stream #4 to it. A…
You can also redirect text to different streams in machine code. Just load the accumulator with the stream number (in this case 4) then call 5633 to open the channel. -
If a C64 can do it...Forgive me if this isn't the right section. We've seen coders surprising us over and over again with excellent demos and things that a few years ago…
... are just machine code or call something in the ASIC ) to scroll the ... talented folk needed to produce games in quantity that used ... ]
Compared with this in machine code ( I think )
... start to think how it could be done in a different ... -
If a C64 can do it...Forgive me if this isn't the right section. We've seen coders surprising us over and over again with excellent demos and things that a few years ago…
... are just machine code or call something in the ASIC ) to scroll the ...
It's all just code in the ROM.
The ... paging and have to be versatile to handle any sized ...
Writing your own routines in machine code to do exactly what you need ... -
If a C64 can do it...Forgive me if this isn't the right section. We've seen coders surprising us over and over again with excellent demos and things that a few years ago…
... =DonkeyPong;170970]Compared with this in machine code ( I think )
[url ... style language. Still not true machine machine as it does interpret modules ... , T'n'T is going to be one of the games ... -
If a C64 can do it...Forgive me if this isn't the right section. We've seen coders surprising us over and over again with excellent demos and things that a few years ago…
... there are three such commands to fill the screen, and that ... /> [quote=DonkeyPong] Compared with this in machine code ( I think )
[ ... getting VERY nearly close to getting this to run at 40 - 50 ... choose what type of game to write and employ some ... -
Getting scr addresses from x and yCould someone please tell me how to calculate the 8 screen addresses corresponding to a character printed in basic at coordinates x and y? For examp…
... screen addresses corresponding to a character printed in basic at coordinates ... addresses?
Thanks in advance.[/QUOTE]
... a routine written by dmsmith in machine code to do it. It is ... will probably be hideously slow in BASIC.
... -
BattlecarsI don't think this was ever a very popular game. But I really liked it back in the day. The only problem with it is that you have to do a lot of re…
... more luck than strategy to it most of the ... well balanced. We needed to have a house rule that ... very easily worked out in the Autodrome, you can ... The game isn't entirely in BASIC, although a big ... The main game itself is in machine code though, as is pretty ... -
Converting m$ to dataI created a maze using a matrix of 704 characters. In order to save memory, and since the maze it's just walls and spaces which could be interpreted …
... 'll write a machine code routine that will write m$ to attributes area ... .
Has it is in machine code, you ... /> BTW, how do you plan to get the required binary data ... into m$ in the first place?
It ... -
Converting m$ to dataI created a maze using a matrix of 704 characters. In order to save memory, and since the maze it's just walls and spaces which could be interpreted …
... write a machine code routine that will write m$ to attributes area ... .
Has it is in machine code, you ... be unlistable (not a problem in itself) and uneditable.[/QUOTE]< ... long time to go before I get into machine code (but I ... -
Listing games codeHow do you break into and list the programming for a game? I know Football Manager just required you to press the BREAK key, but what about others w…
...
The really important thing to know that nobody's mentioned ... time, they're written in machine code - it is possible to get 'listings' of ... they're nothing like the code you'll see for Football ... require a lot of perseverance to begin to make sense of them. -
Sceen$ helpMost people have used screen$ at some time or another and for me what I want to do is use it or something like it as a start screen before the game p…
... can be done in machine code, but the code's starting to get more ... involved and specific to your ... from somewhere else in memory without actually having to copy the ... you just need to switch in the appropriate bank to get any ... -
Faster Pussycat, yer man (UDG)Right we are almost into a game area. Ive started to play with UDG and by using bins and pokes I can redesign graphics to my hearts content. Now Im…
... has values that directly relate to characters in the ZX81 character set ... POKE 16600,CODE "X" (or whereever the screen memory happens to be ... row of the character on to the screen.
... command, each row is copied in machine code, so it will be faster ... -
Idiots guide needed for idiotI thought I would try and give a basic compiler a go. The trouble is that I have tried both hisoft and mcoderIII and it just doesnt seem to be worki…
... tried written in BASIC? If so, then you need to MERGE your ... to try the Softek IS or FP compilers which are written in machine code ... you can then just load in your own program and compile ... the set of compilers and machine code books I have currently on ... -
Idiots guide needed for idiotI thought I would try and give a basic compiler a go. The trouble is that I have tried both hisoft and mcoderIII and it just doesnt seem to be worki…
...
c) figure out what in your program is breaking the ... /> And if you want to start writing in Machine code, I've got some ... -
Idiots guide needed for idiotI thought I would try and give a basic compiler a go. The trouble is that I have tried both hisoft and mcoderIII and it just doesnt seem to be worki…
... c) figure out what in your program is breaking ... if you want to start writing in Machine code, I've got ... I had trying to get mcoder to work, whats ... chance Ill get anything else to work.
in basic full stop, as Ive learnt you have to optimise your code ... -
New Spectrum HardwareHi all. Well its Friday so it seems as good a time as any (business is a bit slack at the moment) to start up a thread about creating new Spectrum ha…
... colours.
Keep the Spectrum to its original colours.
... options
11:- Built in machine code monitor (the C16, Plus4 and ...
But keeping the Spectrum to its original colour, what will ... that will keep it up to todays standards.
(having ... -
text routineI want to write an adventure in basic, and instead of a writing out a description for each location i want to use a kind of text compression routine …
... select first 128 words to be used in your game as "tokens ... representation). Next step is to replace words by these tokens ... be done on ZX in machine code. I want to emphasize that even not ... skilled programmer with capabilities only in ... -
text routineI want to write an adventure in basic, and instead of a writing out a description for each location i want to use a kind of text compression routine …
Its in machine code and basic, but it works ... just a short input routine to let you enter your text ... . I could probably convert the machine code into data statements (does BASIN ... that?) if you want it in that format? -
Introduce yourself[SIZE=3][FONT=Comic Sans MS]This is the thread to stop by & introduce yourself.[/FONT][/SIZE]
...
I'm 34, live in Australia now but grew up ... a ZX81 and Spectrum back in the early 80s. Um. ... Andrew Owen has slept in my ex-girlfriend's study ... write songs.. I'm in a band called Starlingfall. ... on programs which convert from tape to disk. I know there's ... -
How can I view code from a game?Hi All, I had a Spectrum years ago and it is what started my love for playing games. I have recently been playing some of the old games I used to pl…
... 's a machine coded program (if it loads via Load ""Code for ... example), you will need a disassembler to view the machine code in assembly ... -
Leave AY Chip alone guysWould you have a go at a child with down syndrome? No, thought not. AY has Asberge Syndrome, it's a form of Autism - think of that please before y…
... should help him in what small way we can to encourage him ... of an emulator in basic ? Would love him to try some games ... ones to get some skills and then move onto something in machine code etc ... -
Disk problemsHello Spec-chums, we are producing a disk magazine called SCENE+ (for about 10 years now) and we distribute it for various disk systems (Opus, +D, MB…
... from TAP File in Basic and SAVE to Disk also in Basic. Any way ... to do it easier ... but due to restrictions of the systems not possible in another ... running Transit - a public domain tape to disk utility. Of course, it won ... -
New versions of ZX-Editor and ZX-Preview publishedDear ZX-Spectrum Emulator fans, I want to announce that I published new versions of ZX-Editor Second Edition and ZX-Preview today. Refer to [url]www…
... 's a very strong word to say to someone who has just ... :
Are you trying to find BASIC variables? If so ... try to help you out. If a game is written in machine code you ... won't find any game variables, only the ones in ... -
What did Spectrum BASIC lack (and was BBC BASIC so good?)Over the years, I've read in various multi-format magazines, that BBC BASIC was probably the best BASIC available on an 8-bit machine. I've never use…
... macro capabilities of mixing it in with an also very good ... mentioned). It also allowed you to use BASIC where it made ... loops" that you needed to be fast written in machine code, and do it ... all without having to load extra ... -
Leave AY Chip alone guysWould you have a go at a child with down syndrome? No, thought not. AY has Asberge Syndrome, it's a form of Autism - think of that please before y…
... of an emulator in basic ? Would love him to try some games ... ones to get some skills and then move onto something in machine code etc ... for an emulator in BASIC is an attempt to prove that it ... .s. (a Spectrum-related newsgroup) to mean completely loopy or mad ... -
StalingradHi So question: What did I do that the 11-th Army is activated?
... 't find any instructions to this game in the archive, so I ... can't find the answer to ... even looked at the program code, in the hope I could quickly ... , but it mostly seems to be written in machine code.
Hopefully, someone ... -
What was the worst game you brought ?Only games you paid for please :) Myself i think it was Alien Kill (Mastertronic) Apologies if the author is on here :oops: But even at the time…
... utter howler. Written entirely in BASIC (which is too ... actual flight sim bit was in machine code).
It ... of machine code the program had was a routine to play ... The flight model seemed to model things like angle ... wouldn't be able to do a decade later ... -
Anyone program on the speccy and still program?I messed around with Spectrum basic in the 80's mainly doing drawings that I created using basic commands. I then learnt Z80 Assembler for a collage …
I used to program in BASIC on my Speccy +2A. ... />
Bought Teach Yourself C++ in 24 Hours last year and ... archive - I was able to download a machine code book scan from WOS ... be learnt by people interested in such things years after the ...
