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What's the RAND USR code for the test screen?And what versions of hardware does it work on? Ta!
... function, those of the 128K BASIC were tied to the 128K ... from BASIC.
Rupert Goodwins put the "sound to light" routine in ... that the test screen was in the other ROM.
BASIC and it never excited me ... -
ROM paging questionAssuming the Spectrum 128 memory map and port addresses, but two custom ROMs in place of the normal Editor and BASIC, what is the most efficient way …
... /> RET ; return to calling routine
; *******
; In ROM1
; *******
[/code]
The basic idea here is that when ... desired call address for the routine in ROM1.
I make ... -
Best Speccy game written in BASICHopefully this has not been done before, but anyhoo. My vote is the sublime VIKING RAIDERS.
... in BASIC except sound routine a the "chaos screen" routine
BOWLING 2000 is in basic ...
BOXING is in basic ... text adventures written in basic
basic inside
PAINTER was written in basic except main in ... -
Homing missile routine - help neededI am attempting to write a routine which will allow a missile to home in on a player. Basically the sort of thing you see in most shoot-em-up games. …
... written this short BASIC program (based on one in INPUT) in which you ... at disassembling the line drawing routine in the speccy ROM which I ... the same principle as the BASIC routine.
Obstacles, inertia etc ... -
Introduce yourself[SIZE=3][FONT=Comic Sans MS]This is the thread to stop by & introduce yourself.[/FONT][/SIZE]
... cobble 2 very crap games in BASIC about 18 years ago but ... trying to re-educate myself in the way of the Speccy ... swearwords appear on the screen in C++ and VB if that ... like the classic 10 PRINT routine but more hassle to type ... -
Basic or Machine code?Hopefully the correct area of the site to post this question. Anyways, I have got hold of several books on programming my spectrum, and I was wonderi…
... machine code routine requires a little setup in BASIC first. The ... has the machine code in an entry called Bytes: ... that is loaded in is a short BASIC program called ... machine code is loaded in from the Bytes xxx. ... yourself and then load in the machine code. So ... -
TommyGun 0.8.9 availableShould be available by the utilities pages soon. Lots of bug fixes. Its close to 95% complete. So close to becoming a 1.0 release. Still a few minor…
... ability to put stuff together in Basic, but virtually (or literally) ... able to write something in an extended basic and have it converted ... command from a Basic programme to run a sprite routine, is not ... /> You could write a game in basic, use small m/c routines ... -
ANN: SP1 for Z88DK (aka splib3, Sprite Pack v3.0)Well it's finally arrived, after a month of "a few days from now" release deadlines. SP1 is the lastest version of splib, a flicker-free software sp…
... graphic, just as you would in Basic.
[code]
// ... includes the IY register. Unfortunately, Basic assumes it has a monopoly ... video frame. The Basic system puts the z80 in im1 mode, which ... set up our own interrupt routine and another way is to ... -
OpenZXRom v2006-05-17 releasedJust knocked out a new release of OpenZXRom last night - a GPL licensed functional replacement for the original Spectrum ROM. [url]http://matt.west.…
... m more interested in keeping compatibility than enhancing Basic's capabilities, ... attractive platform for general Basic fiddling. You never know ... (because it's embedded in BASIC programs and all) so ... a case of sticking that routine in and forgetting about it, ... -
compilerI am currently developing a sudoku game for the old faithful speccy. My idea is to write the code in basic and then compile it to m/c because i suck …
... is to write the code in basic and then compile it to ... with the speed increase Hisoft BASIC gives me[/QUOTE]
< ... up computations in integers then you could try ZIP, Hisoft BASIC with ... , probably every compiler uses ROM routine
well, you could ... -
Steve Davis Snooker 128k?I'm in the middle of an, erm, interesting discussion with a bloke on AtariAge. The long and the short of it is he's claiming to have written a 128k …
... CDS game which was written in Basic!"
No it wasn ... only one Star Soft game in the archive, it's called ... 's written in BASIC with a solitary machine code routine which appears to ... call the ROM sound routine at 949. If this is ... -
Steve Davis Snooker 128k?I'm in the middle of an, erm, interesting discussion with a bloke on AtariAge. The long and the short of it is he's claiming to have written a 128k …
... CDS game which was written in Basic!"
No ... 8K or so of BASIC. It's kind of ... the language it was written in.
[quote]
in BASIC with a solitary machine code routine which ... call the ROM sound routine at 949. If this ... -
You know how the 128K was faster than the 48K Spectrum?Regarding how the Spectrum 128K ran at 3.54 MHz rather than the 48K's 3.5MHz, was this difference enough to be an advantage? If not, then surely Sinc…
... 30% slower in 128K mode than 48K mode when running BASIC.
in 48K mode as the interrupt routine is simpler ... RAM.
All this in BASIC although many machine code programs ... -
Which would be fasterSay you want to use a variable value of 0 to 255 in a BASIC program, which way would be fastest? Say for arguments sake you wanted to use two variabl…
... worth - especally when your in the business of producing Graphical ... there it's very quick in displaing this information. [/FONT ... sample program is all written in BASIC, I've poked M/C ... & Draw routine). I still believe Conventional BASIC is capable, just ... -
Which would be fasterSay you want to use a variable value of 0 to 255 in a BASIC program, which way would be fastest? Say for arguments sake you wanted to use two variabl…
... poked. If the address is in a variable it has to ... steps in BASIC.
The machine language code could call the basic routine that ... -
Currah MicrosourceHi Anyone here got a Currah Microsource ? I have one, its one of the original eval units complete with 'draft' manual. Just interested to see how …
... did a scan from BASIC doing an IN from port ranges 10900 ... out the MicroSource and performing IN 11182 returns without crash. GOOD ... crashed (returning to BASIC with the wrong ROM paged in). I am ... to tape via a tape routine in uncontented memory.
... -
Wich key of a rubber Key Spectrum get used least??I'm wondering of all the Keys on a rubber key ZX Spectrum on average wich one do you reccon gets used the least?? I have played with the idea whilst…
... kind of "feature" that invoke "scroll?" message when you use CAT ... ). This mean to use CLS in BASIC programs that need to print ... from the one I live in, of course. :) -
Timex Sinclair 2068Hi guys. This is my first post here, the first of many, I hope.. :) I have a Timex Sinclair 2068 but don?t know much about it. It was given as a gif…
... , but msx scrollers tend to scroll by character amounts or perform ... possible to work with sprites in basic?
[/quote]
Not ... be drawn in software on the spectrum and 2068, basic is much ... with almost no effort from basic.
On the ... -
HELP BTTF on Speccy 48khello, fellow spectrum owners! I have won a Back To the future game on cassette of eBay that is for my 48k. I run it, by typing LOAD "", and it sta…
... error, it indicates that the BASIC loader program is attempting to ... is calling the Sinclair error routine in the ROM. How far does ... -
Spectrum Basic InterpreterHello. I started this days a strange project: an interpreter of the Spectrum Basic that can run in a Spectrum. Here is a very preliminar version: […
... a's, but with no scroll? message, and if you break ... get:
C Nonsense in BASIC 7450:1
7450 ... -
Spectrum Basic InterpreterHello. I started this days a strange project: an interpreter of the Spectrum Basic that can run in a Spectrum. Here is a very preliminar version: […
... a's, but with no scroll? message, and if you break ... get:
C Nonsense in BASIC 7450:1
7450 ... mention that there are no scroll control, in the Spectrum it works ... -
Small C on Sam help neededI'm trying to make good on some of my old developments that fell by the wayside and one of them uses Small C. The reason I stopped was down to not h…
... absolute address in memory after having loadded it in using Basic. What is ... through the roof ) which you scroll about in ... doing things... ...then go ... is on screen and blits in the missing pixels using ...
I'd be interested in developing it for 20MHz as ... -
Small C on Sam help neededI'm trying to make good on some of my old developments that fell by the wayside and one of them uses Small C. The reason I stopped was down to not h…
... on, which was a mistake in hindsight.
[ ... absolute address in memory after having loadded it in using Basic. What ... through the roof ) which you scroll about in ... doing things... ...then ... Mayhem Accelerator is not emulated in SimCoupe. I've spent ... -
Multiple loading screens[i]Action Biker[/i] suffers from having to endure multiple loading screens. Any other games that have this annoying "feature"?
... wrote a primitive paint program in basic which allowed me to move ... 8x1 cell, the multicolour routine would kick in for as long as ... -
How to call plus3dos from high ram?Hello. I'm working in basizx disk access in spectrum version. The problem is tha basizx code is loaded in addresses above C000h, and plus3dos must b…
... ]I'm working in basizx disk access in spectrum version. The ... arbitrary address without risking overwriting basic areas. Someone have a ... around) with the MAKE_ROOM routine in the ROM when you initialize ... Then just copy a small routine there to do the necessary ... -
Complex DRAW command?After looking at some Speccy code I noticed that the DRAW statement is used to draw lines (or it looked that way). On the Coco, the LINE command was…
... Z80 routine in the Spectrum rom that I wrote for Blassic (my Basic ... />
Is just that the routine expect angles lower that 360 ... -
Cybernoid editorSo, my long tern goal is to make my own Cybernoid or Rex like game (see an ancient thread about Sprite advice)...but my skills are somewhat lacking..…
... when the "draw screen" routine redisplays a previously edited and ... screen containing lifts. The routine would either have to perform ... there. Both will be slow in BASIC.
3/ additional problems ... would just require a reset routine after each level/game - ... -
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…
... corresponding to a character printed in basic at coordinates x and ... in advance.[/QUOTE]
It's complex. I followed a routine ... written by dmsmith in machine code to ... will probably be hideously slow in BASIC.
What ... -
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…
... of what I'm doing in Spectaculator:[url]http://zxspectrum.zidev ... 'm also really enjoying programming in BASIC after such a long break ... if you actually wanted a routine to PRINT graphics (from memory ... anything I could have written in BASIC - I have much to ...
