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Search Again :: Adv Search 1000 results in 0.056s
<1…15161718192021…34>
  • Struggling with this routine... Any ideas?I'm trying to write a routine that plots 3 pixels to decrease the energy bar in the top right corner by 5 units, but it just wont have it! There mus…

    ... decrease energy by 5
    push bc
    loop1 ld hl ... ld a,(hl) ;load a with energy level
    ld b ... c,a ;load c with ammended value
    push bc
    ... plotted is 172,a
    push bc
    call $22E5 ...
    inc b
    push bc
    call $22E5 ; ...
    daveysludge daveysludge July 2013 Development
  • 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…

    ... poke a few locations of memory. For reasions I cant remember ... forwards.

    Hmmm well with all these lovely accurate emulators ... to madness and chaos, so with some hesitation I tryed... everything ... wonder what happens if i push the value from B into ...
    wibble wibble August 2013 Development
  • MC LPRINT 23681Having problems with this routine to print large on the screen using LPRINT, it works ok in BASIC, but cant seem to get it to loop for some reason in…

    Having problems with this routine to print large ... ]org 32000
    call cols ;fill attributes
    ld hl,72 ... ),hl ;poke address with hl
    push hl
    push bc
    call ...
    daveysludge daveysludge September 2013 Development
  • Push 'n' ChaseIt is my great pleasure and honor to announce the release of PUSH 'n' CHASE a game made with CGD featuring a wonderful loading and intro screen …

    ... />
    PUSH 'n' CHASE

    a game made with CGD
    push the mines all over the ... for the water. Everytime baddies push the green button(s) you ... crates into mines, You can push the crates against obstacles to ...
    gabriele amore gabriele amore September 2013 Brand new software
  • Lime Rick, like Snake but with gravity[B]Lime Rick[/B] by [url=http://www.kissmaj7.com/games/]Kissmaj7[/url] is an elaborated version of "I Left Myself Behind". It's a puzzle game with an…

    ... ". It's a puzzle game with an infinitely growing snake and ... tetris-shaped blocks you can push left and right to use ...
    BdR BdR September 2013 New game ideas
  • Copying data between memory banks in USR0 modeI am experimenting with Funky Fungus to load the majority of its data (levels, screens, music etc.) into memory banks 1, 3, 4, 6 and (partly) 7 by sw…

    ... uncompressed address (31232). Since with its total length it would ... that method does not work with it. (Currently Funky Fungus ... /> I understand loading data into memory banks is easier because all ... which should select a bank with a POKE [program address],[bank ...
    Alessandro Grussu Alessandro Grussu September 2013 Development
  • Upper RAM replacement module issues with the DivideI got my new upper ram replacement module from Zorn yesterday and seem to be having some issues. When the machine is without the Divide it boots up …

    ... get black border and paper with vertical white lines on the ... , the ram passes the memory test i perform with the TESTPROG.
    with.

    Thank you.
    gtsamour gtsamour September 2013 Hardware
  • JSW1 - Changes Between ReleasesHere is a list I'm working on of differences between JSW versions. I'm not currently 100% sure what all the changes do although by using one of the J…

    ... it should be possible to fill in the gaps. I'm ... sensible to read:

    Memory Location (decimal) *** Pre-Release Version ... is the only retail version with no functioning keypad. Its interesting ... two have something to do with the clock / ticker. Note ...
    spider spider September 2013 Sinclair Miscellaneous
  • RogueStrategy -made with OberonRemember the thread about the oberon language for spectrum? [url]http://www.worldofspectrum.org/forums/showthread.php?t=41120&highlight=oberon[/url] …

    ... with every change like zxbc

    I ran out of memory ...
    slenkar slenkar September 2013 Brand new software
  • Getting aquainted with the IF1bisToday, fifteen days after dispatch, the IF1bis arrived at my door. In perfect order. No customs, no TVA and no handling fee involved. The arrival of …

    ... feels like getting aquainted with the Opus Discovery in ... to the LEDs and the push button. There are four ... with LED activity is the best method for me, so I push ... state, for which a short push (< 0.5 sec.) ... noticed that when this short push (in fact giving a ...
    roko roko October 2013 Hardware
  • Assembly - Loops bigger than 255Hi, It looks like it's a bit difficult to make loops with more than 255 cycles on Z80 machine code, since the 16-bit decrements (DEC) do not alter a…

    ... bit difficult to make loops with more than 255 cycles on ... ]; A simple program to fill the video memory,
    ; Created as a ... ,16384 ; Beginning of the graphic memory
    LD DE,1024 ; ... :
    LD (HL),62 ; Fill the video memory with this number
    INC ...
    Zerg Zerg October 2013 Development
  • Simple memory transfer routineI'm looking for a simple memory transfer routine that shifts 32 bytes of data from the address HL is set to 55143, I have tried using LDIR, but cant …

    ... 'm looking for a simple memory transfer routine that shifts 32 ... data minus 32
    loop push bc
    ld b,32 ...
    daveysludge daveysludge November 2013 Development
  • Converting an integer arbitrary large binary number into a printable decimal formThis was asked a long ago at the comp.sys.sinclair newsgroup. At that time, I came up with a solution by extrapolating the classic algorithm of suces…

    ... that time, I came up with a solution by extrapolating the ... . The amount of memory needed is: enough memory for the binary representation ...
    sla (hl)
    BucShift push af
    dec hl
    mcleod_ideafix mcleod_ideafix November 2013 Development
  • Assembly code auto optimiserFor my Finders Keepers Plus project I'm considering writing an Assembly code auto optimiser. Way back when I wrote the original FK I considered optim…

    ... all, who could ever fill that much memory with a game!? :)

    David Jones David Jones December 2013 Development
  • harvard architecture spectrum clone.I got my first +2 before christmas. I'd never given the 128k spectrums much thought, always been a 48k rubber key tradionalist. :smile: I've been me…

    ... not separate the program memory from the data memory like on the ... of program memory. this is basicly paged in with a read and ... stack memory. if the op code is a call, ret, push or ... data with no need to worry about paging in extra memory it ...
    Basher Basher January 2014 Hardware
  • Born again Speccy user with problemsHello all, Firstly I'd like to say a big hello - this is my first post! When I was 8 or 9 or so my dad bought a ZX Spectrum 48K and a whole bunch o…

    ... microcontrollers and started messing around with Arduinos etc. Then I ... of the original box, still with the original receipt - WHSmith ... burst - I was almost crying with nostalgia!

    [B ... />
    I then did a memory test that I found somewhere ...
    namtip namtip January 2014 Hardware
  • Compact Flash Card In "Memory Mode" - (Help)Hello my fellow WoS'ers I have been developing a Z80 8bit interface with a compact flash card port based on Pera's ZXCF "memory mode" interface for …

    ... with a compact flash card port based on Pera's ZXCF "memory ...
    Zetr0 Zetr0 January 2014 Hardware
  • Math Quiz - MultiplicationThe topic is fast multiplication routines, from 8x8 to 32x32 and all points in between. These functions sit underneath floating point libraries, gen…

    ... takes a silly amount of memory for tables. So I've ... show what is being worked with and see if anyone can ... b,d ; b = D
    push hl ; save HL

    Alcoholics Anonymous Alcoholics Anonymous January 2014 Development
  • Ghosts n' Goblins loaderI'm trying to put Ghosts n' Goblins onto a +3 disk but struggling to understand the mc loader. Basic loader [code] ink 7 : clear 25000 : load "" cod…

    ... /game code binary file with Blockeditor and removed the ... 't know where in memory to load it to. ... NC, 65150
    65129: PUSH AF
    65130: LD ... IX
    65243: PUSH BC
    65244: PUSH BC
    65245 ... 60016
    65258: PUSH HL
    65259: PUSH HL
    65260: ...
    Speccy_James Speccy_James February 2014 Development
  • What is this spectrum game I dimly remember?Hi all, Ages and ages ago the collective genius of this forum helped me identify a game of my childhood as 'They Stole A Million'. Well, another mys…

    ... game in a prison cell with a cup, a sink and ... to escape was to fill the cup with water and throw it ... from the depths of my memory :)
    BardanTheSlayer BardanTheSlayer March 2014 Games
  • USB Memory stick testA friend of mine is selling some USB memory sticks that he claims are 500gb for ?35! I said that can't be right, so he's given me one to try. When I …

    ... mine is selling some USB memory sticks that he claims are ... thought you "lost" more memory than that with new drives (ie. you ... (I'm also aware that memory is getting smaller these days ... memory card!).

    All these things are ringing alarm bells with ...
    Bermondsey Bob Bermondsey Bob March 2014 Chit chat
  • Calling people with Diagboards.....and who have toastracks or grey +2's with all socketed memory :) I'm finishing off modifications to the Diagboard firmware to expand its testing c…

    ... or grey +2's with all socketed memory :)

    I'm ... it easier to determine when memory is faulty, which specific IC ... have a toastrack or +2 with socketed memory, which is where you ...
    balford balford March 2014 Hardware
  • Help needed with calculating screen addressesCan anyone help me finally crack Jonathan Cauldwell's screen addressing calculator and, more to the point, is the reason I'm struggling because this …

    ... business however, so please bear with me as I endeavor to ... to determine the segment along with the three least significant bits ... ,x coordinate and the screen memory address I'm aiming to ...
    Jagd Tiger Jagd Tiger April 2014 Development
  • Timex contended memory timings, the TS2068 kludge board and EXROM at $4000 - $7FFFI haven't seen this documented anywhere yet so I thought I'd share my findings. I've been investigating contended memory timings on the Timex Sinclai…

    ... 've been investigating contended memory timings on the Timex ... in port F4 when applying memory contention; contention is applied ... with an oscilloscope. I'm pretty sure TS# is low during memory ... accesses to $4000 - $7FFF with EXROM paged in ...
    rga24 rga24 May 2014 Hardware
  • 48k memory dump to 128k???Having problems getting a 48k snapshot to load into 128k mode using ZX Spin. Tried saving 48k memory as a binary file and loading it back in 128k mo…

    ... .

    Tried saving 48k memory as a binary file and ... just crashes, something to do with the last 5k by the ...
    daveysludge daveysludge May 2014 Development
  • Robot beat 'em up on AmigaHi y'all I've got a query about an Amiga game I played back in the early 90s(ish) that I can't seem to find on archive listings on Lemon Amiga or ho…

    ... while though.

    My memory is a bit hazy but ... I've got a vague memory you could throw bits of ... taken place in swampland or with trees as a background. The ... and I'll try and fill in more details. It's ...
    Maroc's Other Projection Maroc's Other Projection May 2014 Chit chat
  • New user with a dead 48k issue 2Hello all I've found my way here from watching some excellent youtube videos by Joulesper Coulomb in an attempt to fix a issue 2 rubber key 48k I bo…

    ... 4 black and white bars with a colourful boarder as seen ... the voltages at the lower memory when turned on are -4 ...
    darylw357 darylw357 May 2014 Hardware
  • Anyone can help with hacking TwisterI believe I have found a truly unhackable game. Twister The mother of Charlotte.... It's the decryptor starting at 65068 I'm having problems with. …

    ... 65068 I'm having problems with. How it works is stunning ... takes the address from screen memory and stores the byte from ... around altering bytes arbitrarily in memory, so therefore needs the unaltered ...
    nuggetreggae nuggetreggae June 2014 Development
  • Repton ManiaHi all, I am the creator, and look after, the Repton Resource Page ([url]www.reptonresourcepage.co.uk[/url]). For the site, I have written a freely …

    ... .

    .bin Memory
    Offset Offset Description
    memory (0x4000 to 0x57FF & ... screen memory
    0x0A826 0xD60A Passwords - 10 characters, padded with spaces ... 0x10D08 0x8008 "Message to fill 36 spare bytes GJS"
    geraldholdsworth geraldholdsworth June 2014 Games
  • Hooky - hook ZX ROM and rewire RST and NMI to RAM - rantThis is a rather long rant. Not for short tempered. :) The objective is to hook into RST "vectors" and NMI on a Spectrum without affecting the normal…

    ... ZX Spectrum used
    to fill the gaps in ROM /translation ... replace RAM checking
    code with our "create vector table" code ...
    ; ... loop code sets every memory location to 2.
    uploop ... br /> somewhere in ROM /after memory check/ and rewire it to ...
    tstih tstih July 2014 Development
<1…15161718192021…34>

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