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Search Again :: Adv Search 1000 results in 0.019s
<1234567…34>
  • Push/Pop data copyingWe all know that stack pointer cheese and push/pop is faster to move data than LDIR - which in turn is slower than unrolled LDI's anyway. I rewrote …

    ... POP a value off the stack, change the stack pointer to the screen ... method is to point the stack pointer at the screen then ...
    chev chev March 2011 Development
  • Fairlight's use of LDIRYS, comparing Fairlight and Nightshade, said: [quote]Fairlight is much more interesting even though the techniques that Bo Jangeborg uses for screen…

    ... a looped version using the stack, but it was about 15 ... you can use an unrolled stack version that is around 20 ... it only requires a single stack change for each of the read ...
    obo obo January 2012 Sinclair Miscellaneous
  • Fairlight's use of LDIRYS, comparing Fairlight and Nightshade, said: [quote]Fairlight is much more interesting even though the techniques that Bo Jangeborg uses for screen…

    ... a looped version using the stack, but it was about 15 ... you can use an unrolled stack version that is around 20 ... it only requires a single stack change for each of the read ...
    climacus climacus January 2012 Sinclair Miscellaneous
  • Graphics program in AssemblyHi so I think I'm getting the hang of this so I've done this program. It writes directly to the screen. I'm using ZX Spin. [code] LD HL,16384 LD B,…

    ... /> PUSH HL ; store 16384 to stack, change stack pointer by -2 bytes
    stack, change stack pointer by +2 bytes
    RET ; get 2 bytes from stack, change stack ...
    Bedazzle Bedazzle November 2016 Assembler
  • Stack Up - level 13: anyone want a challenge?okay I swear this level is not humanly possible. if anyone doesn't know Stack-Up it's a simple Tetris type game - match 3 blocks of the same colour i…

    ... . if anyone doesn't know Stack-Up it's a simple ... O=left P=right X=change order of bricks.)

    def chris def chris September 2007 Games
  • tiny routine to shift RAMTOP & stackCompressing some data areas above RAMTOP and wanting to make the released space available for BASIC arrays, I needed to move RAMTOP without using CLE…

    ... still reference the m/c stack at the old location, so ... the rest.
    [code]
    ;Change RAMTOP to "val" without clearing ... are preserved, but the GOSUB stack still gets reset, as it ... enhanced to preserve the GOSUB stack as well, but then it ...
    Battle Bunny Battle Bunny November 2011 Sinclair Basic
  • a poke to change fonts??hi ppl, there wasnt some poke in basic to change the look alike of the fonts of speccy?? I guess I did things like that in eighties.. also, there…

    ... some poke in basic to change the look alike of the ...
    Javier Alca?iz Javier Alca?iz September 2002 Sinclair Miscellaneous
  • Solution for overwritten stack in 48k SNA filesIt has been known for quite some time now that the 48k SNA file format has one serious fault, which is described in the file formats section on the W…

    ... is pushed onto a stack before a snapshot is ... is possible that the stack is full when an emulator ... storing PC on the stack sometimes overwrites a graphics ... and pushing PC onto a stack, my emulator copies the ... program counter from the stack and then it copies ...
    Anonymous Anonymous October 2002 Emulators
  • ++off-topic++ Anyone else bought one of those 8-bit 'retro' consoles advertised on cable tv?tvOver christmas I was bored, and found myslef flicking through all the cable channels on NTL. They change the package so often, i have all but given u…

    ... cable channels on NTL. They change the package so often, i ...

    and a whole stack of other games (some which ...
    thx1138 thx1138 January 2003 Sinclair Miscellaneous
  • Multiface 128 - change loading messageAny idea how I can change the default behavour of the multiface? When I use it to save games it always displays "M128 Loading". I'd lke to be able …

    Any idea how I can change the default behavour of the ... lke to be able to change that to the Game name ...
    mlasham mlasham July 2003 Sinclair Miscellaneous
  • How many forum members does it take to change a light bulb?Found this on another forum... 1 to change the light bulb. 1 to post that the light bulb has been changed. 14 to share similar experiences of ch…

    ... forum...

    1 to change the light bulb.

    Lee Fogarty Lee Fogarty September 2004 Sinclair Miscellaneous
  • How to change this...?Hi! Does anyone remembers good old football game 'The Double'? Well, i wish to change teams and players names but i'm not sure that's possible...! Ca…

    Hi!
    Does anyone remembers good old football game 'The Double'?
    Well, i wish to change teams and players names but i'm not sure that's possible...!
    Can someone help me on this?
    Thanks!!!
    Bifaro11 Bifaro11 May 2005 Games
  • Miscellanous forum change?In the last year or so there has been a change in the pattern of posts in the miscellaneous forum. In the past, it was a forum for Spectrum related d…

    ... so there has been a change in the pattern of posts ...
    Spector Spector May 2005 Sinclair Miscellaneous
  • How do i change a file tag ie agh.mp3 to agh.m4cI haven't explained very well but i need to change the mp3 tag on a file i have to a different tag M4b but i cant seem to do it just using win XP wi…

    I haven't explained very well but i need to change the mp3 tag on a file i have to a different tag M4b but i cant seem to do it just using win XP will i need a piece of software specifically to do that ??????
    swordheart swordheart August 2005 Chit chat
  • ANN: SP1 for Z88DK (aka splib3, Sprite Pack v3.0)Well it's finally arrived, after a month of "a few days from now" release deadlines. SP1 is the lastest version of splib, a flicker-free software sp…

    ... and has undergone a name-change as a result. SP1 now ... , hash table, heap, queue and stack.
    - im2 support has got ...
    Alcoholics Anonymous Alcoholics Anonymous April 2006 Development
  • don't go Vista matesaGreetings. As you well know, there has been a massive campaign to push Vista into the users. I'm against it and always will be. Most of the ancient s…

    ... ? Well, lucky you, the dialogs stack right up, one after the ... subsequent versions, Microsoft had to change to a revolving main menu ...
    alban lusitanae alban lusitanae February 2007 Chit chat
  • Vote for the change of TZX formatThere is an ongoing discussion on the proposal of Patrik Rat to change the current TZX format specification to one that is simpler to implement for e…

    ... proposal of Patrik Rat to change the current TZX format specification ...
    Tom-Cat Tom-Cat April 2007 Emulators
  • Help! I'm changing IPSs, so I'll have to change e-mail addressesI'm changing my broadband, as I am [B]SICK[/B] of Wanadoo's endless disconnections, refusal to connect, massively varying speeds, etc. Do [B]NOT[/B] …

    ... now I will have to change it. I can just e ... to tell them of the change. Is there anyway to cut ...
    ewgf ewgf November 2007 Chit chat
  • Understanding extensions to the BASIC parserFor a while, I've had a rather 'rinkety dink' extension to BASIC via an RST 8 trap in hardware, just so that I can send stuff to a Spectrum over ethe…

    ... />
    Yesterday, I wanted to change this to something 'proper' and ... called on entry and exit, stack gymnastics, and any other things ...
    Winston Winston March 2008 Development
  • Change PAPER and INK, but nothing else?Can you in BASIC change the colour attributes in the screen without changing what is already printed at that location? I.e. change the PAPER and INK,…

    Can you in BASIC change the colour attributes in the screen without changing what is already printed at that location? I.e. change the PAPER and INK, but keep the character (or whatever is displayed) intact.
    Rickard Rickard May 2008 Sinclair Basic
  • How do I change the foreground and background colors?I assume I use INK and PAPER, right? But how do I change the screen to dark blue and the text to white? Paul

    I assume I use INK and PAPER, right?

    But how do I change the screen to dark blue and the text to white?

    Paul
    Paul Panks Paul Panks May 2008 Sinclair Basic
  • Change machinesAnyone ever used one of those machines in the grocery store...you pour your change in and it gives you a receipt that you cash in at the counter for …

    ... grocery store...you pour your change in and it gives you ... 'd been collecting my pocket change for about 3-4 months ... after I dumped in my change jar....I got back $86 ... used to just toss my change away as it wasn't ...
    beanz beanz July 2008 Chit chat
  • [Discussion] Planned corrections to: The Complete Spectrum ROM DisassemblyOk, folks. Since I'm not obtaining replies from those involved in the previous effort to transcribe The Complete Spectrum ROM Disassembly, I'm going …

    ... the same name: THE 'RE-STACK TWO' SUBROUTINE
    The second ... be renamed to THE 'RE-STACK' SUBROUTINE
    ---------------

    I ... />
    The idea is to change the actual PDF instead of ...
    rahtgaz rahtgaz December 2008 Sinclair Miscellaneous
  • Questions about registers, stack, etc.I was told that if I wanted to export code and create unprotected versions of games I should do the following: 1-Find the starting address by using …

    ... -Make a note of registers/stack
    5-Create a small ...
    zxbruno zxbruno January 2009 Sinclair Miscellaneous
  • Understanding the StackSorry folks. I guess I'm going to be a pain for a little while. Hope it's ok with everyone. I'm currently studying the stack and wrote the little pr…

    ... /> I'm currently studying the stack and wrote the little program ... memory viewer to inspect the stack contents and pointer location.
    stack being essentially a stack (duh!) of 16 ...
    rahtgaz rahtgaz January 2009 Development
  • joystick not supported games.. change via emulator?I was just wondering if there was a program or something you could do in an emulator for some of the games I have.. they are only supporting keys an…

    ... /> so is there something to change keys to new ones.. then ...
    fog fog October 2009 Games
  • Tutorial - learn machine code in 30mins[B][I]Message from the moderators[/I] - bigjon has requested that readers' attention be drawn to a better version of this tutorial, one which is easi…

    ... showing where the machine stack is in the RAM.< ... push'. To write from the stack we use 'pop'. What ... goes on the stack first will come off last ... round the game before GAMEOVER change line 55 to 'jp ... score
    pop hl ;empty stack
    ei
    ret; ...
    bigjon bigjon November 2009 Development
  • Change color from the starting screen?How can I change the background color from the starting screen permanently? I wish to have this for my ZX 48K. Micky

    How can I change the background color from the starting screen permanently? I wish to have this for my ZX 48K.


    Micky
    -Micky -Micky April 2010 Sinclair Miscellaneous
<1234567…34>

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  • Remembered time change not shift changeMoved my alarm one hour last night. Set my alarm for 0430. Got showered and dressed.<br /> <br /> Then remembered the missus wanted a print out of my…
  • Games that benefit from a change in speed.Has anybody tried playing games on an emulator at different speeds?<br /> <br /> I've found that certain games are more playable with a slight speed …
  • a poke to change fonts??hi ppl, there wasnt some poke in basic to change the look alike of the fonts of speccy??<br /> <br /> I guess I did things like that in eighties..<…
  • Solution for overwritten stack in 48k SNA filesIt has been known for quite some time now that the 48k SNA file format has one serious fault, which is described in the file formats section on the W…
  • nickname changeHi, Im Javier Alca?iz, just I changed my nick to judasEZT.<br /> <br /> <br /> <br /> [ This Message was edited by: judasEZT on 2003-06-26 11:06 ]
  • Multiface 128 - change loading messageAny idea how I can change the default behavour of the multiface? When I use it to save games it always displays "M128 Loading". I'd lke to be able …
  • How many forum members does it take to change a light bulb?Found this on another forum...<br /> <br /> 1 to change the light bulb. <br /> <br /> 1 to post that the light bulb has been changed. <br /> <br /> 1…
  • How can I change my username?I just would like to know, in order to make my name less provocative to those diehard Speccers out there who would (and did) take offence to my initi…
  • How to change this...?Hi!<br /> Does anyone remembers good old football game 'The Double'?<br /> Well, i wish to change teams and players names but i'm not sure that's pos…
  • Miscellanous forum change?In the last year or so there has been a change in the pattern of posts in the miscellaneous forum. In the past, it was a forum for Spectrum related d…

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