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<1…16171819202122…34>
  • Decimal to Binary stringHi all, Anyone got a less labour intensive BASIC routine than this? Example:- take 170 and convert to a string "10101010" take 4 and convert to a s…

    ... a less labour intensive BASIC routine than this?

    Example ... LET sf=0
    1035 PRINT AT 21,0;"PLEASE WAIT ... s$ = "0000000" + s$
    1099 PRINT AT 21,0;" "
    1100 ...
    IanJ IanJ August 2014 Sinclair Basic
  • Sinclair Print UtilitiesHi all, Can anyone provide me with a 'decent' scan of the instruction manual for Sinclair's PRINT UTILITIES? Mine came without instructions and I w…

    ... instruction manual for Sinclair's PRINT UTILITIES?

    Mine came ... and I would like to print a set off to put ...
    bagpuss22 bagpuss22 September 2014 Sinclair Miscellaneous
  • LOAD "" CODE in machine code/store 128 bank dataHow do you LOAD "" CODE from machine code? I have written the following MC routine that fits into a REM statement in a basic program. I want to cal…

    ... have written the following MC routine that fits into a ... the ROM's LOAD "" CODE routine, nothing fancy headerless loaders, ... .
    call 3503 ; ROM routine - clears screen, opens chan 2 ...
    ld (23739),a ;restore print

    call 61900 ...
    daveysludge daveysludge October 2014 Development
  • ZX rom type detectionHere is routine for fast detection of zx rom / computer model. [URL="http://velesoft.speccy.cz/other/ZXROMDETECT.zip"]http://velesoft.speccy.cz/othe…

    ... [/URL]

    Routine read only some bytes from ... can be code used via PRINT USR xxxx

    routine for detect zx rom type ... address (#09AC).
    Routine return register BC=0-7 ... 255 for unknown rom. Routine is small, but detection ...
    velesoft velesoft January 2015 Sinclair Miscellaneous
  • +3DOS routine missing in the +3 manualThe other day I realised the details of the +3DOS DOS DELETE routine are missing in the [url="http://www.worldofspectrum.org/ZXSpectrum128+3Manual/ch…

    ... of the +3DOS DOS DELETE routine are missing in the [url ...
    programandala.net programandala.net January 2015 Infoseek database
  • Print WizardHere is the instructions for Print Wizard by Softcat Micros. [url="http://www.thespectrumshow.webspace.virginmedia.com/DL/pwiz.jpg"]Download here.[/…

    Here is the instructions for Print Wizard by Softcat Micros.
    [url="http://www.thespectrumshow.webspace.virginmedia.com/DL/pwiz.jpg"]Download here.[/url]
    Paul-J Paul-J July 2015 Support files
  • Code structureHi all, I'd be interested in opinions on the neatest way to do this. I've got a print string routine in which 0-31 are reserved for control codes, …

    ... . I've got a print string routine in which 0-31 are ...
    jp c,control_code
    ...print char in string
    jr ...
    control_code
    ...jumps to routine in jp table based on ... ;>

    But each routine ends with JP PRINT_STRING so ...
    R-Tape R-Tape August 2015 Development
  • z80 assembly helpEver since I was a child I wanted to program my zx81 then my zx spectrum + 2. However, it was such a mystical beast and I only ever used BASIC not kn…

    ... setxy - this calls the setxy routine
    ld a,'*' - ... - this calls the setxy routine
    ld a,32 ... - returns to the main routine
    setxy ld a ... print to screen?
    ret - returns to the main routine ...
    antonyjones101 antonyjones101 September 2015 Development
  • Rom routine for pixel addressDear all, Having my bi-annual 'lets try machine code' project again and have come up with a problem with the pixel address rom routine at 8874. …

    ... with the pixel address rom routine at 8874.

    Going ... be holding 128 after the routine is run?

    Tobo
    Tobo Tobo September 2015 Development
  • im looking for a basic routine that adds a numerical character to a stringim looking for a basic routine that adds a numerical character to a string. so a=1, "1", then a=0 "10", then a=1 "101......" and so on

    im looking for a basic routine that adds a numerical character to a string. so a=1, "1", then a=0 "10", then a=1 "101......" and so on
    digital digital September 2015 Development
  • The history of ESXDOS, the DivMMC and the DivMMC EnJOY![img]http://benophetinternet.nl/hobby/divmmc_history/1%20esxdos.jpg[/img] These are the stories behind esxDOS, the most popular operating system e…

    ... NMI Function button
    Custom ROM in ROM-A< ... disks, but not software using custom loaders, etc.
    ... and JTN/4D regarding custom loaders, and pretty soon ... I had custom TR-DOS loaders working ... optimized the FAT seek routine (which was hard work ...
    bverstee bverstee October 2015 Hardware
  • Chompston Mazes in SpecBASAfter the discussion in ASH-II's Pacman thread, I checked out the link there about generating 2D Pacman style mazes. This one was quite good fun, …

    After the discussion in ASH-II's Pacman thread, I checked out the link there about generating 2D Pacman style mazes.

    This one was quite good fun, and can form the basis for a number of game types, one of which being [url=http://www. ...
    Dunny Dunny October 2015 Sinclair Basic
  • WANTED Machinecode Routine for Paging in Betadisk TR-DOS v5 ROMI try to build a small MCode-program which writes the TR-DOS-ROM v4 / v5 to RAM adress 40000 an up. It´s working on TR-DOS v4 / Betadisk 48k: C…

    ... /> LD C,0 ;Set DOS Routine 0 (INIT/RESET DOS)
    Luzie Luzie December 2015 Hardware
  • 128k Paging a tile routine to a double bufferHi happy new year all :) Does anyone have an example of how to page a routine to the screen ie a tile routine? Thanks :)

    Hi happy new year all :)

    Does anyone have an example of how to page a routine to the screen ie a tile routine?

    Thanks :)
    alienbanana alienbanana December 2015 Development
  • Variable sized tiles /tile routineHow would you do a variable sized tile routine where the tiles have position variables too? Thanks would be interested to learn :)

    How would you do a variable sized tile routine where the tiles have position variables too?

    Thanks would be interested to learn :)
    alienbanana alienbanana January 2016 Development
  • Calling machine codeOccasionally I see on ZX computers (mostly the spectrum, but I think also the '80 and '81), how someone made their machine code and wrote the bytes i…

    ... :
    [code]PRINT USR 60000[/code]
    If the routine starting at ...
    wilsonsamm wilsonsamm February 2016 Sinclair Miscellaneous
  • I don't think I'm getting the $22AA Pixel-Add rom routineDear all, I'm misunderstanding how the PIXEL-ADD rom routine works. My code... [code]ld b,175 ld c,1 call $22AA ld (hl),a ret[/code] So…

    ... how the PIXEL-ADD rom routine works.

    My code ... , I'm assuming the rom routine at $22AA will convert the ...
    Tobo Tobo March 2016 Development
  • Faster Manic MinerHey, dudes. I've been fiddling around trying to wring more speed out of this game recently. I've replaced the LDIR buffer copying routines with s…

    ... . I used a POP-PUSH routine for the pixel buffer and ... the BASIC ROM with a custom one with it in it ...
    Mysterion Mysterion May 2016 Development
  • Help needed with MIA software with custom (?) loaderHi, I've got into my hands recently a bunch of Polish educational software which are unknown MIA on WOS. I believe they are protected with some…

    ... are protected with some simple custom loader. as MakeTzx fails with ...
    Ralf Ralf July 2016 MIA/STP/SDP
  • How to save/print a complete Thread with multiple pages?Hi folks, is there an easy way to save or print a complete thread with multiple pages? Thanks for any help and support. Best regards, Urs

    Hi folks,
    is there an easy way to save or print a complete thread with multiple pages?
    Thanks for any help and support.
    Best regards,
    Urs
    QLvsJAGUAR QLvsJAGUAR August 2016 WoS/Forum Issues
  • New Game (2016 revival): A Yankee in Iraq (1992)Hello everyone, Way back in 1992, I wrote a shoot-em-up called [i]A Yankee in Iraq[/i]. The entire game was written in Sinclair BASIC. Recently, I…

    ... the nice looking LPRINT routine with a plain PRINT statement to display ...
    Ast_A_Moore Ast_A_Moore August 2016 Brand new software
  • Screen address of PRINT position...Hi Folks, The following code uses DF CC system variable to extrac the screen address for a PRINT position. [code]100 CLS 110 PRINT AT 10,16;…

    ... the screen address for a PRINT position.


    [code ... ]100 CLS
    110 PRINT AT 10,16;"A"
    120 PRINT AT 11,16;"B"
    Paddy Coleman Paddy Coleman September 2016 Sinclair Basic
  • Simple program why doesn't it react to keyboard input?[code] 10 FOR x=16385 TO 22527 20 POKE x,255: POKE (x-1),0 30 IF CODE INKEY$=119 THEN BORDER 0 40 NEXT x [/code] If you press the m key while r…

    ... ? I used similar keyboard routine with PRINT AT statements and it responds ...
    ivanb303 ivanb303 November 2016 Sinclair Basic
  • Interrupt routineI have been trying to create an interrupt routine for playing AY music in the background but cant seem to get anything working. I have a music rou…

    ... trying to create an interrupt routine for playing AY music in ... />
    I have a music routine in bank 6 that plays ...
    daveysludge daveysludge November 2016 Development
  • Random Numbers, USR Return Values & Timing BASICI've been trying out Jon Ritman's random number routine, published in Your Sinclair Aug'87. Apart from a timing comparison I also did a frequency ana…

    ... Jon Ritman's random number routine, published in Your Sinclair Aug ... VARS areas, this small routine can be merged into programs ... 9999: LET st=t0: PRINT #0;AT 0,0;"Start ... 9999: LET ft=t0: PRINT #0;AT 1,0;"Finish ... -st)*100+0.5)/100: PRINT #0;" Time=";time;" secs ...
    Battle Bunny Battle Bunny January 2017 Sinclair Basic
  • Scrolling loader counter in 85 T-States?Would it be possible to write a scrolling loader counter in 85 T-States? I have a custom screen load routine that loads attribute first, then the …

    ... />
    I have a custom screen load routine that loads attribute first ... square. Loads in attribute order. Routine to convert normal screen to ... ve timed each route the routine takes to be equal to ... the counter in the load routine, not sure about printing it ...
    FrankT FrankT February 2017 Assembler
  • A sped up pixel-shift routine for 1-byte–wide spritesHere’s an optimized (for speed) real-time sprite shifting routine for sprites that are one byte wide. It uses no memory variables for storage of inte…

    ... speed) real-time sprite shifting routine for sprites that are one ... sets again.

    (The routine is shared between two sprites ...
    Ast_A_Moore Ast_A_Moore February 2017 Development
  • "ZX80 Brain" RPN CalculatorIt is at times like [url=https://www.worldofspectrum.org/forums/discussion/54176/depression]when threads such as this are posted[/url] that I get the…

    ... already written a screen-drawing routine for a "ZX81 Brain" version ... every time I want to PRINT something on the stack, and ...
    The Mighty Dopethrone The Mighty Dopethrone March 2017 Sinclair Basic
<1…16171819202122…34>

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