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  • JSW - Is this possible?There's an object in the Conservatory Roof which I reckon cannot be collected without losing a life. There's a snapshot taken in the Conservatory …

    ... 23609,255 (the PIP system variable) will change the sound emmited ...
    Ian Hamilton Ian Hamilton June 2005 Games
  • You all know this, right?Type 10 PRINT "DIXONS IS SHIT" 20 GOTO 10 RUN when it says: Scroll? Press BOTH SHIFT KEYS then ENTER see what you get. I want to know what thi…

    Yep, I just tried it.
    ?=23
    ?=8
    There is still no distinction between lower and upper case, so ?=?.
    Strings work too, as do longer variable names.
    ?$="Hej?"
    ??=5
    wilsonsamm wilsonsamm July 2005 Sinclair Basic
  • print at line 22 and 23I have a faint recollection of POKES to allow print at 22,x and 23,x, anyone know what they are? (rather than using the print #0 #1 stuff..)

    You can POKE system variable DF_SZ with zero to allow ...
    Geoff Geoff July 2005 Sinclair Basic
  • Speeding up BasicHi, Does anyone know whether it is faster to use variables than numbers in Sinclair basic? What I mean for example, is Poke A,D quicker than Poke 5…

    ... a search for the 100th variable must sift through 99 unwanted ... could get to the 100th variable in one or two lookups ...
    Geoff Geoff July 2005 Sinclair Basic
  • need help with power supply: AC-DC adaptorHi guys, I need some help with explanation.. My original ZX powersupply is out of order so I?m going to use ac-dc adaptor instead. In the manual for …

    ... be able to get a variable one pretty cheaply.

    beanz beanz July 2005 Sinclair Miscellaneous
  • Adding commands to Spectrum BASIC?Are there any articles on how to do this? I think it could be done by making the error trapping routine point to your own commands, but not sure exac…

    ... up a 16-bit system variable VECTOR and after the ROM ...
    Geoff Geoff July 2005 Sinclair Basic
  • Did Sonic the Hedgehog ever come out on the Speccy?Couldn't find anything in the Archive.

    ... . But I think it needs variable speeds of scrolling, and at ...
    dmsmith dmsmith July 2005 Games
  • ANNOUNCE: ZX Spectrum Game Coffee Table Bookhello peeps. I'm about half-way through writing a full-colour 250 page 8.5x5.5 inch coffee-table type book about Spectrum games from 1982 through 19…

    Looks skillo! May even opt for it if the cost + postage (assuming it's available outside uk) doesn't cancel everything. How much do you reckon it would all add up to?
    Arjun Arjun August 2005 Games
  • how do i read the keyboard in assembly? here is the code i tried writting to find out the value of a key call 28f (hex) loop: ld a,255 cp e jr z loop ld (50000),e ret notes from what i …

    ... is stored in a system variable (=23560), which you reset, you ...
    Dr BEEP Dr BEEP August 2005 Development
  • how do i read the keyboard in assembly? here is the code i tried writting to find out the value of a key call 28f (hex) loop: ld a,255 cp e jr z loop ld (50000),e ret notes from what i …

    ... is stored in a system variable (=23560), which you reset, you ...
    mestor mestor August 2005 Development
  • FrameSyncIt was many many years ago since i programmed assembly on the spectrum but I just picked it up again for fun. Now this is one thing I can't remember…

    ... and updates the FRAMES system variable. It normally takes about 1000 ...
    dmsmith dmsmith August 2005 Development
  • Cool BASIC tricks and tips!Following on from Dunny's excellent suggestion of a compendium of BASIC tips + tricks, I believe it would be better to have a topic dedicated to it. …

    If you really need to get around the 52 variable limit, you could serialise multiple variables into one string variable and then unpack them in the function.
    Philip Kendall Philip Kendall September 2005 Sinclair Basic
  • +3 upgrades advice neededI`ve just bought a +3 after years of wanting one here, [url="http://cgi.ebay.co.uk/ZX-SPECTRUM-3-128K-c-w-BUILT-IN-3-FLOPPY-DISK-DRIVE_W0QQitemZ5234…

    ... /> I found the stepping motor variable in Garry L`s +3e ... that there is only one variable for stepper motor and that ...
    FrankT FrankT September 2005 Sinclair Miscellaneous
  • Recommended cassette recorder?I'm looking for a new cassette recorder with a counter. Any suggestions?

    ... eq(5-band L/R), variable speed too which helps with ...
    FrankT FrankT September 2005 Sinclair Miscellaneous
  • DocumentationI'm sure someone has already answered this, but I'm new to these forums. Could someone provide me with documentation about how data is stored in ZX …

    ... byte header block and a variable length data block.

    Philip Kendall Philip Kendall September 2005 Development
  • z88dk+splib2 sprites question.I'm creating a game and I have several "states" for my main sprite, such as jump, facing left, facing right, etcetera. All those states require a dif…

    ... left, then I change a variable p.facing from 1 to ...
    na_th_an na_th_an September 2005 Development
  • z88dk+splib2 sprites question.I'm creating a game and I have several "states" for my main sprite, such as jump, facing left, facing right, etcetera. All those states require a dif…

    ... /> The idea is that the variable currentFrame holds the absolute address ...
    Alcoholics Anonymous Alcoholics Anonymous September 2005 Development
  • Speed of variables vs. POKE/PEEKGreetings, I'm sure I could probably find this out after careful study of the 48K ROM disassembly, but I was wondering whether someone already knew …

    ... GOC wrote:
    Does the variable reference contain this address ?

    [quote]
    If variable references are stored as plain ... address instead of using a variable ?
    [/quote]

    ... the lookup of the variable name in the table ...
    Philip Kendall Philip Kendall September 2005 Sinclair Basic
  • Speed of variables vs. POKE/PEEKGreetings, I'm sure I could probably find this out after careful study of the 48K ROM disassembly, but I was wondering whether someone already knew …

    ... awfully slow way to handle variable lookups - one could have done ... string search every time a variable was encountered, it would have ...
    GOC GOC September 2005 Sinclair Basic
  • Speed of variables vs. POKE/PEEKGreetings, I'm sure I could probably find this out after careful study of the 48K ROM disassembly, but I was wondering whether someone already knew …

    ... awfully slow way to handle variable lookups - one could have ... string search every time a variable was encountered, it would have ... variables first, your average variable lookup time may be as ... this luxury and would do variable cleanup when memory became scarce ...
    Alcoholics Anonymous Alcoholics Anonymous September 2005 Sinclair Basic
  • z88dk+splib2 sprites question.I'm creating a game and I have several "states" for my main sprite, such as jump, facing left, facing right, etcetera. All those states require a dif…

    ... " function which would draw a variable-sized static tile (i.e ...
    na_th_an na_th_an September 2005 Development
  • z88dk+splib2 sprites question.I'm creating a game and I have several "states" for my main sprite, such as jump, facing left, facing right, etcetera. All those states require a dif…

    ... " function which would draw a variable-sized static tile (i.e ...
    Alcoholics Anonymous Alcoholics Anonymous October 2005 Development
  • PGD game endingsHi all! My game 'Brian Vs. The Bullies', created with PGD Explorer for the Cronosoft Cassette 50 compilation, is about 98% complete. The actual game …

    ... to the value of this variable, you know whether you exited ...
    na_th_an na_th_an October 2005 Sinclair Basic
  • Help req: Do I need a new (better) soldering iron?Hi chaps (and ladies), Asking this here coz I know there are a few solder fanatics about. My soldering iron seems to be a bit crap for the followin…

    ... [/url]

    50 watt, variable temperature with extras.
    chaosmongers chaosmongers October 2005 Chit chat
  • Emulation Feedback** Extended RTM sessions could over-tax the CPU.

    ... WAV file and sets a variable every 79 TStates (or however ... reads from IN $FE, that variable is used to build the ... Hz) and sets the same variable.

    How is that ...
    Dunny Dunny October 2005 Emulators
  • Emulation Feedback** Extended RTM sessions could over-tax the CPU.

    ... WAV file and sets a variable every 79 TStates (or however ... reads from IN $FE, that variable is used to build the ... Hz) and sets the same variable.
    [/quote]

    So ...
    Dunny Dunny October 2005 Emulators
  • 42 column text, Sinclair Print Utilities, etcI'm currently developing the next of the ZXIF text adventures - "43 Minutes" and, as a side issue, I'm really interested in 42 column text for this g…

    ... from 23568 is the system variable STRMS, which holds the adresses ...
    wilsonsamm wilsonsamm October 2005 Development
  • BASin release 12c available for downloadHi again, folks - I've had no more reports of further bugs in BASin, so I'm assuming that we've now got a stable editor. Release 12c is now availab…

    ... />
    It looks like the variable t1d isn't taken into ...
    Metalbrain Metalbrain October 2005 Sinclair Basic
<1…12131415161718…34>

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