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<1234567…34>
  • BASin r14d - Final bugfix for the r14 seriesOk, there's not a great deal to "show" here, as most of the work has been going on "under the hood" so to speak. And there's been a [i]lot[/i] of wor…

    ... highlighted as numbers in the BASIC editor.
    Fixed - The ... ) will also resume from a BASIC breakpoint now.
    Fixed - ... (like USR 7962, the "free RAM" routine), would time out or ... BASIC. (Jimmy)
    Fixed - Getting command help on words like PRINT ...
    Dunny Dunny December 2008 Emulators
  • Making BASIC occupy less RAM?I risk being told to search the forums and the entire archive of type-ins, but here it goes... Is there any known utility to do all the hard work of…

    ... would load a BASIC listing in high RAM, and then ... a routine in BASIC (yeah, ... the modifications in BASIC, fix the BASIC header using ... routine to save the modified BASIC listing.

    BASIC listings that use ...
    zxbruno zxbruno January 2010 Sinclair Basic
  • quick RAM copy using LET in BASICI'm in the process of reviewing, revising and refining all the programming tips & utility routines which I've posted on this forum over the last eigh…

    ... or an address (if referencing free RAM). Any string names can be ... between two different segments of free RAM). Although the routine will copy ... . Note that if a free RAM address is a calculated value ... COPY string to RAM or RAM to string or RAM to RAM
    ...
    Battle Bunny Battle Bunny July 2013 Sinclair Basic
  • Using a multiface to exit to BasicBack in the days I was always fascinated with the idea of getting access to BASIC listings inside a program or game. I was able to work a way around …

    ... 32 AND A31) :
    PRINT F; TAB 10; A; TAB ... B part and just print B and browse the Spectrum ... . The address yields the BASIC variables memory start address. ... is loaded ALONG WITH the BASIC, right after it. If ... you have plenty of free RAM to load your block.
    Marcelo Marcelo August 2007 Sinclair Basic
  • Copying a SCREEN$ in ZX BASIC in 1 second?!Following on from the revived "[thread=20207]Saving a complete SCREEN$ in BASIC[/thread]" thread (although Arjun really only needed a suitable POKE i…

    ... 's still all done with BASIC.

    [code]
    2 ...
    Battle Bunny Battle Bunny April 2011 Sinclair Basic
  • Calculating free memory...Hi Folks, I am using the following method to calculate the amount of free memory available to BASIC: [CODE]PRINT 65536-USR 7962[/CODE] Is this the…

    ... RAMTOP variable to find the free RAM like so:

    10 ... print ramtop-basic

    However, the above seems to show more free ...
    Arjun Arjun June 2011 Sinclair Basic
  • Copying a SCREEN$ in ZX BASIC in 1 second?!Following on from the revived "[thread=20207]Saving a complete SCREEN$ in BASIC[/thread]" thread (although Arjun really only needed a suitable POKE i…

    ... as you don't PRINT on top of it ... be referenced by LET from BASIC afterwards. Also, if shifting ... a DEFADD destination string in free RAM which I'll summarise ... thus giving a "Nonsense in BASIC" error when the "(" is ... ' is so that the free RAM string is [b]not[/b ...
    Battle Bunny Battle Bunny February 2012 Sinclair Basic
  • Copying a SCREEN$ in ZX BASIC in 1 second?!Following on from the revived "[thread=20207]Saving a complete SCREEN$ in BASIC[/thread]" thread (although Arjun really only needed a suitable POKE i…

    ... as you don't PRINT on top of it ... be referenced by LET from BASIC afterwards. Also, if shifting ... a DEFADD destination string in free RAM which I'll summarise ... thus giving a "Nonsense in BASIC" error when the "(" is ... ' is so that the free RAM string is [b]not[/b ...
    Paddy Coleman Paddy Coleman February 2012 Sinclair Basic
  • space available in bytes - questionHi, question: - if i create a *.txt file in pee cee: if empty it will show 0 bytes if i put text "abcde" it will show 5 bytes if i put texte (in 2 l…

    ... "PRINT 65536-USR 7962" will give you the free RAM available for BASIC.

    10 PRINT "hello"
    PRINT token, seven for "hello" and ...
    Battle Bunny Battle Bunny August 2012 Sinclair Basic
  • space available in bytes - questionHi, question: - if i create a *.txt file in pee cee: if empty it will show 0 bytes if i put text "abcde" it will show 5 bytes if i put texte (in 2 l…

    To expand upon my free RAM comment. The function mentioned ... low at 24999, then "PRINT 65536-USR 7962" would just ... 1100 if there was no BASIC program in memory, but ... 23731); would show another 40kb free above RAMTOP.

    BASIC program.
    Battle Bunny Battle Bunny August 2012 Sinclair Basic
  • Help with File Compressor by Mladen PopovicHi, I'm trying to compress BombJack (MCM) and transfer it to a +3 disk (Yes I own the original game :) ). I'm unsure about the addresses to enter in…

    ... leaves 143 bytes for BASIC according to "PRINT 65536-USR 7962". Of ... to calculate the absolute maximum free RAM for BASIC at the time.
    BASIC in memory, SP is down ... requires at least 80 bytes free otherwise it will give an ...
    Battle Bunny Battle Bunny January 2014 Development
  • Help with File Compressor by Mladen PopovicHi, I'm trying to compress BombJack (MCM) and transfer it to a +3 disk (Yes I own the original game :) ). I'm unsure about the addresses to enter in…

    ... 143 bytes for BASIC according to "PRINT 65536-USR 7962". ... calculate the absolute maximum free RAM for BASIC at the time.< ... at the prompt with no BASIC in memory, SP is ... in my second short basic loader all is ok ... putram in my short basic loader with randomize usr ...
    Speccy_James Speccy_James January 2014 Development
  • 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…

    ... /> prntat rmb 2 ; Print @ location like Microsoft BASIC
    row rmb 1 ... y

    org $2B00 ; free RAM on Atom

    ;****************************
    ;* works similar to print@ in Microsoft BASIC
    ;* prntat contains @ ...
    JamesD JamesD September 2015 Development
  • Empire - port of trs80 basic programBack when I was a little kid, I had the opportunity to play around with a trs80 model 1 with level 2 basic. One of the games I often played was call…

    ... .BAS = 27,587
    BASIC program in RAM = 19,613
    variables ... in .TXT = 4,796
    free RAM = 14,794
    [/code]
    [code]
    1000 REM print instructions
    1001 RESTORE k9 ...
    Battle Bunny Battle Bunny August 2016 Brand new software
  • Empire - port of trs80 basic programBack when I was a little kid, I had the opportunity to play around with a trs80 model 1 with level 2 basic. One of the games I often played was call…

    ... a tap of the basic program I wouldn't ... too bad a fast print using can't be ... = 27,587
    BASIC program in RAM = 19,613
    ... .TXT = 4,796
    free RAM = 14,794
    [/code]< ...
    Of course the basic program also has a 16k ...
    Alcoholics Anonymous Alcoholics Anonymous August 2016 Brand new software
  • PRINT AT in assembler Hello everyone, I am very new to this forums. Like perhaps many others I had a Spectrum as a child and did pretty much simple BASIC programming, bu…

    ... and did pretty much simple BASIC programming, but never knew anything ... (perhaps not) simple things like print a single character to the ... said that to achive the BASIC PRINT AT-operation the instructions would ... but the X would only print this number of new lines ...
    Rickard Rickard July 2005 Development
  • ANN: Spectrum Host 0.40 for BBC BASICZXHost 0.40, the ZX Spectrum host for BBC BASIC now has working microdrive support. You can load, save and catalogue microdrives, and any other devic…

    ... ZX Spectrum host for BBC BASIC now has working microdrive support ... updates also include BBC BASIC runnable in RAM and colour mapping extended ...
    Jonathan Harston Jonathan Harston July 2006 Development
  • The BASIC ISRFirst of all, excuse me if my blatant ignorance about this topic makes me write some nonsense :) The thing is that I'm finishing a game in mixed BAS…

    ... Compiled BASIC (the pure BASIC part is to manage stuff in the RAM ... disk back and forth, the Compiled BASIC part is ... need to stay in BASIC (for the RAM disk stuff) - I know ... that BASIC has a ISR which ...
    na_th_an na_th_an November 2006 Sinclair Basic
  • A Miscellany of Dangerous TipsHere's a selection of ideas for using some of the more obscure system variables which I've found handy on occasion. They can be very convenient if us…

    ... can be assigned anywhere in free RAM and used independently of ... are not otherwise possible from BASIC alone.

    References ... br /> * storing machine code in BASIC (Jan)
    * more on ... br /> * enhanced GOSUB/GOTO (in BASIC) (May)
    * How much ...
    Battle Bunny Battle Bunny October 2012 Sinclair Basic
  • TAP files for the TS 2068Hi, just recently bought a TS 2068 and found "Taper" on the web. Downloaded it and began to use it only to discover that it would not open TS 2068 fi…

    ... "OS RAM Routines" in lower RAM below the BASIC program. Thus the BASIC program ... started much later in RAM, and why the maximum of free RAM ... was 38652 bytes, much less than Spectrum's free RAM.
    Sparky Sparky December 2002 Sinclair Miscellaneous
  • Program sizeI am typing a basic program into a ZX and I need to find out exactly how much memory it is using. Is there a way to calculate this? :confused:

    ... mentioned in the manual.
    PRINT USR 7962 actually returns the ... the edit line (65536-) reduce free memory further.
    The ... system then the amount of free RAM is shown permanently and you ... can actually 'see' the free RAM and the interrupts using this ...
    Geoff Geoff August 2004 Sinclair Miscellaneous
  • Total amount of memory on a Speccy ?I wonder............ The C64 (excuse me for saying that name in here. I'll hereby name it just "it") has 64k, while only 38k, or so, is available f…

    ... free, it may mean everything :D

    Speccy nowhere writes free RAM ... for Basic when starts. Even no command ... free RAM for Basic not because something uses much RAM, but because part of RAM ...
    piters piters March 2007 Hardware
  • Don't shoot me...Definitely off-topic, and most possibly dangerous... There's a preview of the first chapter of the c64 book available online at: [URL]http://www.c6…

    ... /> ****COMMODE 64 BASIC V2****
    64k RAM SYSTEM 38911 BASIC BYTES FREE
    READY ...
    dm_boozefreek dm_boozefreek August 2007 Chit chat
  • 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…

    ... 's inline assembler for Sinclair BASIC which provides exactly the same ... but leaves you with more free RAM for BASIC than you got on ... JGH's patch of BBC BASIC (Z80) for the Speccy, which ... so seamlessly with the native BASIC interpreter, as the builtin ROM ...
    Digital Prawn Digital Prawn September 2007 Sinclair Basic
  • 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…

    ... 's inline assembler for Sinclair BASIC which provides exactly the same ... but leaves you with more free RAM for BASIC than you got on ... JGH's patch of BBC BASIC (Z80) for the Speccy, which ...
    DEATH DEATH September 2007 Sinclair Basic
  • 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…

    ... s inline assembler for Sinclair BASIC which provides exactly the ... leaves you with more free RAM for BASIC than you got on ... JGH's patch of BBC BASIC (Z80) for the Speccy, ... G. Harston's BBC BASIC port was written from 1989 ... /M port of BBC BASIC also had an inline ...
    zub zub September 2007 Sinclair Basic
  • 'orange' on a spectrumalways wondered why spectrums could never seem to achieve the colour orange? wasn't one of the default colours, and don't remember seeing anything th…

    ... 'm thinking of using the Ram disk?
    [/quote]
    ... didn't exist. With 128K BASIC, who knows what obscure commands ... screen around RAM using LDIR as you say, since BASIC is too ... the second screen using ordinary BASIC PRINT and graphics commands. Until today ...
    Digital Prawn Digital Prawn August 2008 Sinclair Miscellaneous
  • VIC 20 emulation on the SpectrumI'm sure most people are aware of the my attempt at bringing the full Commodore experience to Sinclair users with the "Twenty Commodes" program. It e…

    ... printerbuffer
    ; #5CCB - #5DFF BASIC startprogram (23755 - 23807 ??? #5CFF) ...
    ; #5E00 - #7DFF 8K BASIC ROM
    ; #7E00 - #9DFF 8K ... the BASIC-start.
    This code could give more free RAM.< ... /> hl, de', af = free registers for multiple use
    Dr BEEP Dr BEEP August 2008 Sinclair Miscellaneous
<1234567…34>

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