-
ROM PRINT routine issuesHi all, I am using the ROM print routines a lot in my assembly program and I'm experiencing issues. I am changing the system variable DF CC to po…
... />
I am using the ROM print routines a lot in my ... character. I'm assuming the ROM print routines are updating other system ... /> CALL 11563
CALL 11747. PRINT CONTENTS OF BC TO SCREEN ... -
Machine CodeOk i had a spectrum when i was younger and only used it for playin games and typing simple BASIC programs - i mean really simple! Things like 10 Pri…
... -program which gave the BASIC-lines on screen with an equivalent ... FOR F=23755 TO 4E4: PRINT F;"...";PEEK F,CHR$ PEEK ... BC
CALL PRINTSTACK ; ROM Routine to print last value(=BC)
LD ... -
Howto paint a squared zone of the screen ?You know what guys ? i begin to love this languaje. Cant understand why not put more effort on the 80's to learn it :( because it is really speedy. …
... screen area
;first and last lines should be #ff, and all ... ;this loop draws all the lines in the middle
push ... make a routine with custom print, it will be faster than ... you many times that the ROM routines are really slow. However ... -
Using the ROMs PRINT routineI really am starting from scratch again it seems, but how do you utilize the ROM routine to print characters, I think you point te BC register to an …
... Beep & Karingal posted non ROM print routines that did an x ... ,y print at but couldn't ... write a string with the last char+128
point ix ... /> ld b,8 ;8 lines to draw
pclp ld ... /> ;
string defb 'THE ROM FONT ISN',39,'T SOOO ... -
Help needed...I am at my wits end with this pigs ear of a routine, can anyone simplify it and make it work as it should? Basically it should make the characters '…
... structuring it along these lines? This prints ABCD along ... 16
call print_string ;PRINT ON first, otherwise it'll ... /> ;
call print_string ;a last print OVER to remove the ABCD ... in bytes
call 8252 ;ROM print string
ret
... -
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…
... The project contains around 3000 lines of source, not including graphics ... changed since the last snapshot I posted last month, so I ... has to be able to print multiple lines (you can store many ... string being separated into individual lines and being printed in ... -
ZX ROM in 64 characters a lineDear ZXS users, I am glad the today's release is not only concerning MB-02+ as it is normally the case with me, but it concerns really everyone, sinc…
... agreed and created superb ROM patches which make ROM print in 64 characters ... -
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…
... wanted the print routine to be able to print multiple lines contained ... Right justification places the last character of the string on ... />
With the the last line printed we advance to ...
If you recall, that last parameter to d_PrintDoubleW() is the ... -
New oneliners for 2008[INDENT][INDENT][INDENT]Here's my attempt at a first-person-perspective 3d game in one line of BASIC. It's called 'wormhole', and you've got to get t…
... other better ideas?
Last time I implemented the turn ... each other.
The PRINT statement for a counter in ... such that it does not print over lines of the maze walls ... -
Just wrote my first useful working Speccy BASIC program in years...A nice UK National Lottery number generator. And not just any lotto number generator either. This one generates 8 lines of 6 numbers without replace…
... Beep's "copy the last member of the a array ... pick
20 REM 8 lines of 6 numbers
... is the array holding the lines of randomly picked numbers< ... c
400 REM print the lines of randomly picked numbers ... =1 TO 8
415 PRINT "LINE ";f;": ";
420 ... -
Jetpac questionHi all, I just bought a copy of Jetpac off of Ebay and I'm having problems. To start, I'm trying to play it on an issue 2 Speccy with Interface 1, 2 …
... we have wrapped around to ROM
CP 0
...
LD HL,String7 ;Print last failed address
LD D ... NZ,InversionFill1 ;Wrapped around to ROM?
RET
... NZ,InversionTest1 ;Wrapped around to ROM?
RET
... -
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 …
... the the ROM Print routines via your Routine to Print on Lines 22 and ... honest I've never used ROM Calls because I think it ... , even down to a simple Print Text routine. If you want ... fast(ish), compact, no-ROM routine to print text anywhere on the ... -
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 …
... self-contained Print routine that doesn't rely on ROM calls and ... looking for is a simple Print Text routine and nothing else ... are only ever going to print single lines of text that don ... Effects......
[CODE];Bold Print
p_print: ld a,(hl ... -
How to Extract a Font from a Game?I remember it was possible to load/save your own fonts in ArtStudio on my Speccy. I also remember it was possible to loop the loaded block of a game …
... would not using the default ROM print actually save memory instead of ... re trying to squeeze every last byte out of a game ... doing that with ROM Calls.
Custom Print Routines are ... faster than ROM Calls.
smooth movement in basicWas trying to figure this out myself but i would like to be pointed in right direction now :-). How do I make something move in Basic without gettin…
... erase old : calculate new : print new" is the most concise ... one clause. If the ROM print routine interpreted all four ... br /> * Consecutive unconditional PRINT statements can usually be combined ... These lines could probably be simplified.
* 9010,9020 PRINT ...How to print logo onto screen at chosen coordinates?Hi, I've just got back into zx spectrum games after all these years and after seeing some of the great games on here I would like to start learning p…
... /3 and points to the last byte of RAM which passed ... much, as the ROM print routine won't print more than 21; to ... not going to print UDG 22, it will print the RND token ... about changing pointers an alternative print routine is needed which doesn ...How to print logo onto screen at chosen coordinates?Hi, I've just got back into zx spectrum games after all these years and after seeing some of the great games on here I would like to start learning p…
... /3 and points to the last byte of RAM which passed ... much, as the ROM print routine won't print more than 21; to ... not going to print UDG 22, it will print the RND token ... about changing pointers an alternative print routine is needed which doesn ...New Game(s): Sir Ababol 2 and Sir Ababol DXHere is our own Christmas Present from Mojonia! We weren't going to release these games (at least, by the moment) but we decided just yesterday to fi…
... Sir Ababol from the last covertape, but I see ... 144 bytes (it uses ROM print routines just to be ... ;print UP/DOWN etc
inc ix ;skip over last ... ;
print_string ;rem will print in upper or lower screen ... br /> ld a,22 ;rom 'print at'
rst 16< ...Removal of "reset on break" protection (old basic program)Hi, Long time lurker, here! This is hopefully quite simple but there's an old basic game in the I'd like to bring up to date / take a look at …
... emulator that supports capturing the ROM print output to as text (eg ... concatenate multi-line program lines into single lines - all you need is ...Basic BASIC help needed RNDHi all, I have recently re-discovered an old program I wrote in the early 90s which would do generate random lottery numbers. I know little now, an…
... 0.99998474 (unsurprisingly, as the ROM $25F8 S_RND function didn't ... store the numbers, but the ROM was interfering with M0, so ...Character Based SpritesHi, I'm working through Jonathan's excellent guide to writing games, and have mastered the animation of single UDGs. Before or move onto Pixel…
... than using 'UDGs' and the ROM PRINT routine.
The 'UDG ... />
ld b,32 ;16 lines per tile
ptlp ld ...I'm writing an Operating SystemOkay this might seem like a bait thread, but I am legitamately interested in figuring out how to write a multi-process system for the ZX Spectrum (no…
... contact Andrew).[/quote]
Last time I looked at FZX ... impression it hooked into the ROM print char routines (I'm trying ... to get away from the ROM if possible). However, I'll ...I'm writing an Operating SystemOkay this might seem like a bait thread, but I am legitamately interested in figuring out how to write a multi-process system for the ZX Spectrum (no…
[quote="u6c87;884842"]Last time I looked at ... impression it hooked into the ROM print char routines (I'm ... use FZX from BASIC with PRINT #4, then you ... routine at $0c86 to print error message if someone ... tries to print outside of screen. You ...I'm writing an Operating SystemOkay this might seem like a bait thread, but I am legitamately interested in figuring out how to write a multi-process system for the ZX Spectrum (no…
... all.
[quote]
Last time I looked at FZX ... impression it hooked into the ROM print char routines (I'm trying ... to get away from the ROM if possible).
[/quote]
rom dependencies.
http://z88dk ...Need Help with codeHi there, let me preface this by saying I'm NOT an old school computer guy though I do remember using the internet before the WWW and my first comput…
... Assembler but the first and last lines produce an error message when ...Just wrote my first useful working Speccy BASIC program in years...A nice UK National Lottery number generator. And not just any lotto number generator either. This one generates 8 lines of 6 numbers without replace…
... This one generates 8 lines of 6 numbers without ... method to pick 8 lines of lotto numbers every ... the array holding the lines of randomly picked numbers ...
400 REM print the lines of randomly picked numbers ... =1 TO 8
415 PRINT "LINE ";f;": ";
...dungeon crawlerHi. I'm toying with idea of making simple dungeon crawler in spectrum basic and i actually got first version working somehow. [IMG]http://watashi.ic.…
... ? (right now i simply print fifteen lines of fifteen empty spaces long ...More RAM for BASIC (ZXSE required)Ok, here it is: [url]https://dl.dropbox.com/u/15659782/48KBASICSE.zip[/url] Use it as an IF2 ROM with a ZX Spectrum SE. It's a version of the 80x2…
... /> Use it as an IF2 ROM with a ZX Spectrum SE ... version of the 80x24 mode ROM. PRINT 65536-USR 7962 returns 48641 ...New game: The curse of OddvilleDon't get too excited! :p Just wanted to share this because the coding of it is driving me mad, or rather the game designer is. The curse of Oddvil…
... "]CGD doesn't use the ROM print routines, so it will not ...About z88dk and autoexecsThis weekend I was playing a little with z88dk C cross Compiler. Amazing tool! I have three questions: 1- Does anybody know how to change the initia…
... about how to call ROM functions like PRINT, INK, BORDER, CLS, etc ... ]
printf uses the ROM print function and Lee's already ... you want to access the ROM directly or do your own ...
