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Invalid combination of operands and opcodesIt says the error in the title, why is this?? [CODE] ORG 0000 LD HL, 63000 ;LOAD HL WITH STACK LOCATION LD SP, HL ;SET STACK POINTER TO HL LD A, …
... br /> ;===============================================================================================
;*********************************
;(PRINT ASCII WORD)
;> B ... br /> CLEAR_LINE
ADD A, 80 ;MERGES A WITH LINE TO ... -
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 …
... utilize the ROM routine to print characters, I think you point ... -
is there something special about the left hand column on the screenSo.... I've noticed that when I move my player round when it bumps into the left hand side of the screen (print at 5,1;"X" etc that the controls rev…
... hand side of the screen (print at 5,1;"X" etc ... side of the screen (say print at 5,19;"X" etc ... -
DATA vs PRINT and OVERjust messing about and came across this alternative way of drawing a map....now before I start mucking about with my actual program.....is there any …
... any better than a simple PRINT instuction?
10 ... =1 TO 3: READ a$: PRINT AT m,1;a$: NEXT ... present etc
Would PRINT OVER be any use on ... -
more on storing mazesPrompted by Wookiee's escapades, I've been pondering on how to use DATA statements directly for displaying background graphics, thus avoiding the dup…
... ;
* numeric parameters following print controls use characters "?" to "?" ... graphics string;
* to print a background just set 'm ... a
REM print each DATA statement as m ... NEXT a: PRINT m$
79 NEXT m
80 POKE defadd ... -
128k Toastrack repair advice needed..Hey all, Just got my second toast rack in a oddball deal when i visited a local farmer for some other second hand stuff. The 128 was sitting in a p…
... a printer) since the mid 80's up to a few ... and still get it to print. In the end i didn ... -
Interview with VERONIKA MEGLER ("The Hobbit" programmer)This interview with Veronika Megler (The Hobbit) has been published by elmundodelspectrum.com in Spanish, I copy it here for you all in its original …
... industry in Australia during early 80?s? Were you at MHouse ... the game on the TRS-80. We wrote it in ... most development on the TRS-80, as it had better tools ... some time period, it would print ?time passes?, and then all ... Is there any game in 80?s that sold so much ... -
Fighting Fantasy collection going mouldy?Went into my storage area to sort some Terry Pratchett books for someone and when i open up the plastic storage box most of the books have turned yel…
... pre-roleplaying days in the 80`s and i have in ... ,Acorn,Sega,Nintendo,games,units,print so i think i am ... -
The ZX Spectrum on Your PC - print version (and discount)For those who are interested, 'The ZX Spectrum on Your PC' can now be bought in print (ISBN 9781471676215). You can see some pictures below. I'm ra…
... ' can now be bought in print (ISBN 9781471676215). You can see ... -
Need to scroll one column using m.c.I've used many of the available routines to scroll the entire screen in any direction, but I'm not being able to find one that would allow me to scro…
... me to scroll a specified column (1 x 22 characters) one ... be able to specify the column and call it from BASIC ... -
OpenSE BASIC 3.1.1The eagle-eyed will have noticed that [url="http://www.worldofspectrum.org/infoseekid.cgi?id=0027510"]SE BASIC[/url] got an update last week. As a te…
... (e.g. PR. instead of PRINT). The EDIT key is gone ... to give you a 40 column output.
* Optimized for ... -
+80 Word Manager - Oxford Computer PublishingHi folks, A query about the TZX image we have in the archive: [url]http://www.worldofspectrum.org/infoseekid.cgi?id=0012236[/url] The above entry is…
... Word Manager (with no +80 mentioned).
Was there ... url]
Is definitely "+80 Word Manager" and also ... Address Manager (standard, not +80) on Side B, a ... this differ from the +80 version or was there only ... entry be change to +80 Word Manager with perhaps ... -
80's car amplifierI wonder if any of you ever had the IQ-160 amplifier in your car back in the 80's: [URL]http://www.gjelberg.no/miscpics/iq160.jpg[/URL] It was quite…
... your car back in the 80's:
[URL]http://www ... -
problems with rndGot past the whole INKEY$ issue and now am trying to pin down the combat section of the game. got a basic combat routine however, when i try and gen…
...
60 PRINT PH
70 PRINT MH
80 PAUSE 10
PRINT "THE MONSTER IS STILL ALIVE ... -
WibbleBibble's Basic threadHi in an attempt to keep my questions from spamming the forum. I think its better to put them all in one place. Thanks everyone so far, I feel I am …
... LET I=2
40 PRINT AT L,C;"*"
50 ... GO TO 50
60 PRINT AT L,C;" "
70 ... -
PRINT a numerical value i.e. the scoreHow do you fo about printing a numerical value using the print routine in the ROM? For instance I have a value 0-255 and want to PRINT the result at…
... a numerical value using the print routine in the ROM?
PRINT the result at say 0 ... de, (address of text to print)
ld bc, (length of ... text to print)
call 8252
Spectrum Print 'n' Plotter JotterSpectrum Print 'n' Plotter Jotter (the A3 one) Would also be interested in scans of the two pages it contained Chris
Spectrum Print 'n' Plotter Jotter (the A3 one)
Would also be interested in scans of the two pages it contained
Chrismulti-scroll m/c subroutine for BASICArising from recent posts, here's a scrolling routine that will manage multiple left/right scrollings for any (sensible) line width or step; (ie. whe…
Arising from recent posts, here's a scrolling routine that will manage multiple left/right scrollings for any (sensible) line width or step; (ie. where width isBoriels ZX CompilerI'm trying to compile a very simple program and I keep getting the error: unexpected end of file. Here's my code: [CODE]10 cls 20: let n=0 22 do 2…
... /> 25 PAUSE 1
30 PRINT AT 20,n;" x"
40 while n0
80 GO TO 20
90 ...80 euros, for a Manowar concert?Just noticed that Manowar is doing a concert in a nearby city in march. Tickets is fecking 80 euros! I kind of likes their older stuff but isn't the …
... in march. Tickets is fecking 80 euros! I kind of likes ...Project 80......is forty this year! [B][I]Sinclair Project 80 Quadraphonic (Hi-Fi) 1973 - 40th Anniversary[/I][/B] [url]http://youtu.be/TUWDO2oBPpA[/url] Does a…
...is forty this year!
[B][I]Sinclair Project 80 Quadraphonic (Hi-Fi) 1973 - 40th Anniversary[/I][/B]
[url]http://youtu.be/TUWDO2oBPpA[/url]
Does anybody remember this?
Cheers, UrsPrinting textThis is probably quite a basic question, or there might be something obvious I'm missing. I'm looking for an economical way of printing formatted te…
... text in a set-width column on the screen.
column wide box fixed somewhere on ... ,2
call 5633 ; open print channel
ld hl ... there a better way to print the text that uses less ...TXT2EMU enhancementI was looking at the encodings supported by BAS2TAP for entering graphics, print controls, etc. as plain text. Basically, there's only one needed, be…
... by BAS2TAP for entering graphics, print controls, etc. as plain text ... {11}{03} for an embedded print control. There didn't seem ... />
For block graphics use {80}-{87} for the unshifted ones ... allows the use of embedded print controls in 128k BASIC listings ...New issues of Rebit Magazine Jogos 80Two web-based magazines are out with Spectrum-related articles. [IMG]http://www.alessandrogrussu.it/img/Rebit-8.jpg[/IMG] The last issue of [URL="h…
... ://www.jogos80.com.br"]Jogos 80[/URL][/I] is out with ...Rotronics Wafadrive v.1.80 ROM - Corrupt or purposely broken?I've been digging around the Wafadrive v1.80 ROM (from [URL="http://zxspectrum.it.omegahg.com/_RO.htm"]here[/URL]) and can't decide if the ROM is cor…
... digging around the Wafadrive v1.80 ROM (from [URL="http://zxspectrum ...20-column multicolour: a half-baked ideaI was writing an email reply to one Mr Jowett about multicolour routines, and in that way that explaining something to someone else makes you think "…
... possible to beat the 18-column limit for 8x1-attribute multicolour ... we possibly squeeze in another column or two?
I ... naive attempt at a 20-column routine last night - churning through ...BIFROST* example: "Knights & Demons DX" source codeA package containing the source files of our multicolor game "Knights & Demons DX" is now available for download [URL="http://www.mediafire.com/?hbch…
... y AS UBYTE ' cursor column coordinate (0-8)
PRINT AT 10,26;
... PRINT " ";: END IF
PRINT INK 3;pikes ' print ...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…
... LET X=X+1
80 LET A$=A$(3 TO ... has returned, you type in PRINT USR 61440 (or whereever you ... and a
[code]
PRINT USR 61440
[/code]
that "listing variables during runtime" thingWell, I did eventually finish this, but with my meds playing up I don't have much time each day that I can spend at the computer, so it's taken rathe…
... when saving and PrintA0 to print them when restoring (see ... Part the 4th - the streamlined print routine assembler listing:
[url ... /> PRINTA: ;print character A at row B column C with attributes ... A'
PRINTA0:;print character ...
