World of Spectrum
  • Categories
  • Discussions
  • FAQ
  • Sign In
Home › Search
Title Search
@title beer Word 'beer' in title
User Search
  • @user admin Only posts by Admin
Text Search
  • @body beer Word 'beer' in the text
Phrase Search
"Hello World" Exact phrase match
Exclude Terms
  • car -red Search cars that are not red
"Or" Searches
  • honda | bmw 'honda' or 'bmw' results
Multi-Field
@(title,body) hello Both contain 'hello'
WildCard
  • hond* civ* Match all with an astrix
Combination
  • @title bmw @user admin
See more supported syntax examples
Search Again :: Adv Search 1000 results in 0.010s
<1…18192021222324…34>
  • Definitive list of games incompatible with +2A/+3 and of compatible versions (if any)I am trying to compile the definitive list of games which are incompatible with the +2A and the +3 and of their compatible versions, if they are pres…

    ... [code]
    CF6A LD BC,#FEFE ;01 FE FE
    CF6D IN A ... br /> CF6F CP #FF ;FE FF
    CF71 JR ... [code]
    CF6A LD BC,#FEFE ;01 FE FE
    CF6D IN ... ;[COLOR="Red"]FE FF[/COLOR]
    CF73 LD A,#FF ; ...
    Metalbrain Metalbrain December 2012 Games
  • The new Superfo cloneHi In the spanish forum speccy.org some guys and me have optimized the superfo clon to have less ICs. The actual design has 39 ICs versus the 45 ICs…

    ... conflict with the IN A, (00) instruction.[/QUOTE]

    I ... IDEA:
    - also ULA port #FE can be used with full ... use full adr. of port #FE and is no problem with ...
    velesoft velesoft December 2012 Hardware
  • calculator and sinusok, look at the Sysel's routine: [PHP]3 5b00 *s 4 5b00 tabsin = #7000 03 mksin 19.11.1995 Busy soft …

    ... /> pop hl

    ld a,#3f
    sub l ... ld l,a
    ld (hl),d; sta sine+$00,y
    ld ... a,l:add a,#80:ld l,a
    ld ... br /> ;next iteration
    ld a,e
    add a ... />
    xor (hl)
    ld (hl), a
    next_c:
    g0blinish g0blinish December 2012 Development
  • calculator and sinusok, look at the Sysel's routine: [PHP]3 5b00 *s 4 5b00 tabsin = #7000 03 mksin 19.11.1995 Busy soft …

    ... br /> pop hl

    ld a,#3f
    sub l ... ld l,a
    ld (hl),d; sta sine+$00,y
    ld ... a,l:add a,#80:ld l,a
    ld ... br /> FLP1 LD H,high PLOTTBL
    LD (HL),D: ... /> plot PUSH HL,BC:LD H,HIGH PLOTTBL,L,D ...
    g0blinish g0blinish December 2012 Development
  • ZX7: an "optimal" LZ77 packerAbout 20 years ago, I started a M.Sc. in Computing, planning to work on data compression. Although I quickly changed to another subject for a number …

    ... - 1 | 0001 | 01- 00
    3 00001 | 001- 00 | 0011 | 01- 01 ... .bin
    ld de, $4000
    ld hl, here
    ld bc, $ffff ...
    antoniovillena antoniovillena January 2013 Brand new software
  • Spectranet updateHi all It's been a busy summer, and in any case I've wanted a little bit of a break from doing Speccy stuff to avoid it getting old (pun intended). …

    ... this:

    [code]
    ld de, address
    call GET_IFCONFIG_INET ...
    [code]
    11 00 40 LD DE, 16384
    21 6F ... 3E LD HL, GET_IFCONFIG_INET ; =0x3E6F
    CD ...
    BloodBaz BloodBaz February 2013 Hardware
  • Bottom 4 lines of the screen fileI'm wanting to save the bottom 4 lines of the display memory (AT 20,0 to #0; AT 1,31) 23168 is the start of the attributes and its length will be 32…

    ... /> SAVESCREEN2 equ $
    LD B,20 ; Screen Row
    RESTORESCREEN2 equ $
    LD B,20 ; Screen Row
    SCRBUF2 defs 1024,$00 ; 1024 byte buffer for ... /> ATRBUF2 defs 128,$00 ; 128 byte buffer ... /> LD H,A
    LD D,0
    LD E, ...
    dbolli dbolli February 2013 Development
  • ZX7: an "optimal" LZ77 packerAbout 20 years ago, I started a M.Sc. in Computing, planning to work on data compression. Although I quickly changed to another subject for a number …

    ... ] org 31100
    ld hl,0
    ld de,0
    ; ... .
    Assembly took 0.00 seconds and 2 passes.
    LD" instruction takes another 3 bytes ... z+2 (replaces zero after "LD HL")
    Destination = z ... 5 (replaces zero after "LD DE")
    Einar Saukas Einar Saukas February 2013 Brand new software
  • The Disciple clone... doable?Hi. As a spectrum user in the 80's this was the dream interface all-in-one for me. I have a 48k+ and planning on get a 128K toast-rack later. Anyway…

    ... , I imagine that the CP #00 instruction at #0211 could be ... #0236, and shortening the CP #00 at #0239, too (eight pokes ... #0F26, I'd have done LD A,H; AND L; INC ... ), as well as cases of LD A,0 which could be ...
    zub zub February 2013 Hardware
  • Printing textThis is probably quite a basic question, or there might be something obvious I'm missing. I'm looking for an economical way of printing formatted te…

    ... print channel
    ld bc,9
    ld de,text_start

    print_text:
    ld a,(hl)
    cp $ff ... ,print_char
    print_control:
    ld bc,(23688) ;(S_POSN)
    ... TXT"
    defb 128+00
    defb 128+20 ...
    Battle Bunny Battle Bunny April 2013 Development
  • Games featuring... relevant bugsThere was a recent improvement to the WoS database in order to classify [URL="http://www.worldofspectrum.org/forums/showthread.php?t=34261"]Games fea…

    ... $00, $ff, $00, $ff
    defb $00, $ff, $00, $ff
    defb $00, $ff, $00, $fe
    defb $00 ... /> defb $00, $fe

    defb $00, $ff, $00, $ff
    defb $00, $ff, $00, $ff ...
    Bandit Bandit April 2013 Infoseek database
  • Font hack that was used in a lot of early gamesThere was a little hack for changing the fonts on a spectrum and I remember it being used in a couple of old games on the 48k, it was a sort of ye od…

    ... /> LD IX, $5C00 ; DD 21 00 5C
    LD DE, $A400 ; 11 00 A4 ...
    LD A ... F0 5B
    LD HL, $9700 ; 21 00 97
    PUSH ...
    Battle Bunny Battle Bunny April 2013 Sinclair Basic
  • How do I detect if key 'H' is pressed in machine code?How do I detect that the key has been pressed? I have been using the IN 239 command for keys 6-0, but dont know how to detech 'H'...

    ... two ways:

    1. LD BC,hilo then IN A ... the port address]
    2. LD A,hi then IN A ... low byte is always 254 (FE). i.e. all bits are ...
    joefish joefish April 2013 Development
  • Keyboard scanning routines / techniques?What keyboard scanning routines or techniques do people use? I'm looking to write something which doesn't rely on the ROM-based keyboard scanner, an…

    ... #7000

    begin
    ld de,#4000
    ;ENTER CALL ... ei
    halt
    charlp: ld a,(hl),(de),a
    LD HL,KEYS:LD D,#FE
    K1 LD A,D:IN ... A,(254)
    LD ... E,1:LD ...
    g0blinish g0blinish May 2013 Development
  • Buzzer sounds tips'n'tricksSo I have an ARM Cortex M3 with a buzzer connected to its GPIO pin. And because I read this forum I know that there is no need to add a separate buzz…

    ... /> [CODE]
    ld a,(speed)
    ld b,a
    ld c,a ... de ;restore counter ch1
    ld e,a ;restore counter ch2 ...

    skip2a
    out ($fe),a ;switch beeper on or ...
    utz utz May 2013 Development
  • Z80 internal compressionThis isn't exactly a ZX Spectrum problem, but since WOS probably has some of the best Z80 coders in the world, I thought I might ask anyway. For my …

    ... /> [CODE]UNP LD HL,FromAddr
    LD DE,ToAddr
    LD C,(HL ... mixed with uncompressed bytes
    LD B,8 ; counter of how ... BC
    PUSH HL
    LD L,(HL) ; the relative displacement ... gained per input byte)
    "00"+"nn" (2 bits to encode ...
    introspec introspec May 2013 Development
  • Buzzer sounds tips'n'tricksSo I have an ARM Cortex M3 with a buzzer connected to its GPIO pin. And because I read this forum I know that there is no need to add a separate buzz…

    ...
    [CODE]
    kick: ld de,$0809 ;if timing is ...


    snare: ld bc,$03fd ;if timing is ... /> ret

    dlpx: ld a,(hl) ;read ROM data ... xor %11100111
    out (#fe),a ;and out it goes ...
    utz utz May 2013 Development
  • Trailblazer - mapped?Anyone mapped Trailblazer yet? I'd kind of like to get hold of the maps. D.

    ...
    COUNT: ld ($84C9),iy
    ld a,(COUNT10)
    ld bc,0000
    COUNTHL ... :dec bc
    ld a,b
    or ... COUNTGO:inc a
    ld (COUNT10),a
    ret ... A1 AE-FE
    Battle Bunny Battle Bunny June 2013 Games
  • Trailblazer - mapped?Anyone mapped Trailblazer yet? I'd kind of like to get hold of the maps. D.

    ... with 255 tile permutations coded $00-$FE. Then I just set SP ...
    Battle Bunny Battle Bunny June 2013 Games
  • Works in Fuse & SpecEmu, not ZXSpinI decided that I wanted to change the scroll routine which I was using for compiling the Trailblazer maps, as I'd just copied it out of Andrew Hewson…

    ... iy
    ld ix,LO+$0c
    ld iy,LO+$0e ...
    NULLS: defb $00,$00,$00,$00,$00,$00,$00,$00,$00,$00,$00,$00,$00,$00,$00,$00
    defb $00,$00,$00,$00,$ ub880d ub880d June 2013 Emulators
  • Relocation with SDCCI desperately need auto- relocation with SDCC. Something that will compile all of my code using start address 0 and generate relocation table so that…

    ... 0003 FD 21 04 00 66 ld iy,#4
    ... br /> 0009 FD 4E 00 68 ld c,0 (iy)
    00 74 ld iy,#4
    ... br /> 0016 FD 4E 00 76 ld c,0 (iy)
    u6c87 u6c87 June 2013 Development
  • Works in Fuse & SpecEmu, not ZXSpinI decided that I wanted to change the scroll routine which I was using for compiling the Trailblazer maps, as I'd just copied it out of Andrew Hewson…

    ... than sticking some arbitrary $00 or $FF into the ... pass
    ld de,SAVE32
    ld bc,32
    ld a,l ;L =rrrccccc, ... jp nc,SAMESEGMENT
    ld a,h ;H =010ssppp, ...
    Battle Bunny Battle Bunny June 2013 Emulators
  • TZX emulation and implementing pausesHello. I'm developing a small Spectrum emulator in my spare time and I'm currently in the process of hooking up tape emulation to my code. I have a r…

    ... />
    FD0C DBFE IN A,(+FE)
    FD0E 1F RRA
    FD11 4F LD C,A

    this ...
    Z80user Z80user June 2013 Emulators
  • Relocation with SDCCI desperately need auto- relocation with SDCC. Something that will compile all of my code using start address 0 and generate relocation table so that…

    ... 0003 FD 21 04 00 66 ld iy,#4
    ... br /> 0009 FD 4E 00 68 ld c,0 (iy)
    00 74 ld iy,#4
    ... br /> 0016 FD 4E 00 76 ld c,0 (iy)
    Alcoholics Anonymous Alcoholics Anonymous June 2013 Development
  • "Jumping Jack" on Kempston Joystick.Hello. I'm new here, so at start I want to welcome everybody :) I'm totally newbie in ZX Spectrum. But I'm still own Timex without cassete player (I …

    ... br />
    [code] ld bc,#fefe ; half-row CAPS ... nz,l76a0

    ld (ix-#0c),#03 ; jump

    ld (ix-#0c),#02 ; move right ... SYM-SHIFT
    ld (ix-#0c),#00 ; stand still

    ld (ix-#0c),#01 ; move ...
    FrankT FrankT June 2013 Games
  • Spike: 48k onlyDoes anyone know what's going on with Spike? [URL=http://s1142.photobucket.com/user/daveyboyhughes/media/spike_zps232a1745.gif.html][IMG]http://i114…

    ... $8000
    ;
    ld hl,$4000
    ld bc,$1b00
    ;
    ld ix,$3d00
    ;
    loop ld a ... ix
    xor (ix+$00)
    ;
    ld (hl),a
    inc ... hl
    dec bc
    ld a,b
    or c ...
    jp jp July 2013 Games
<1…18192021222324…34>

Latest Posts

  • I am currently watching.....
    Paradigm Shifter on 12:49AM
  • New video about S-video modification on Issue two 48K Spectrum.
    Renegade on April 21
  • Fixed Speccy Software. And which games remained unfixed?
    John Elliott on April 21
  • Happy 40th Birthday to the Amstrad CPC464!
    rich_chandler on April 21
  • Another Birthday! The Game Boy Is 35!
    mel the bell on April 21
  • European Software Titles with an English version
    harriusherbartio on April 21
  • Elusive Strategy Games done by the Smaller or less Prolific Software Houses.
    harriusherbartio on April 21
  • 1992 Spectrum Software
    harriusherbartio on April 21
  • +3 Disk drive motor
    AndyC on April 21
  • Celebrity deaths...
    mel the bell on April 20

HitBox

Word Docs Hits
ld 6.3K 67.3K
fe 725 1.6K
00 6.4K 18.7K

Related Threads

  • Beepola v1.00.00Beepola is a new multi-channel, multi-engined, tracker-style Beeper music editor for Windows (although it should also run perfectly well on Linux or …
  • A bug in Z80 V4.00Yes, from what I've heard, this emu has plenty of bugs (though I've never heard what they actually are), but this one is my contribution to the bug l…
  • DEC BC/LD A,B/OR C/JP NZ,loopyesterday i saw nice trick:[code]<br /> <br /> dec bc<br /> ld a, b<br /> or c<br /> jp nz, loop<br /> <br /> can be replaced (bc starts &gt;255, sho…
  • IN Port FE bit 6 confusionI know I've got this wrong. Tapes load fine but it all feels messy.<br /> <br /> Currently my emulator does this:<br /> <br /> Sets bit 6 of the resu…
  • Next Gen Console Games ?60.00 ?????I've just been reading on ch4 teletext that the price could be ?60.00.<br /> I wonder how many would pay that extortionate price for 1 game, not me, …
  • X-box for ?10,000,000.00Sadly, no "buy it now" icon :p<br /> <br /> [url="http://cgi.ebay.co.uk/X-Box-360_W0QQitemZ8244478901QQcategoryZ112848QQrdZ1QQcmdZViewItem"]http://cg…
  • BONG! 02:00 AM Auckland, NZ...Has anybody heard of the musician "Kevin Ayreles(?)" before......?
  • ResiDOS v2.00 releasedI've just posted a major new release of ResiDOS, at:<br /> <br /> [URL="http://www.worldofspectrum.org/residos/"]http://www.worldofspectrum.org/resid…
  • Crash Xmas Special went for ?17.00!?21 including the P&amp;P. Lordy!<br /> <br /> [url]http://cgi.ebay.co.uk/ws/eBayISAPI.dll?ViewItem&amp;ih=012&amp;sspagename=STRK%3AMEDW%3AIT&amp;vi…
  • A Boxed but broken Sinclair PC200 @ ?23.00 Buy It NowHeres the link maybe someone here would have the knowledge to fix it and make a mint reselling it ?<br /> <br /> [url]http://cgi.ebay.co.uk/Sinclair-…

Related Searches

  • ld ix
  • ld bytes
  • out fe on 3
  • zone 00
  • zone 00 allanson
  • ld hl de
  • ld bc eostr string
  • ld am
  • ld a r
  • port fe
  • ld r a
  • ld a b xor c loop
  • ld a b or c loop
  • 00 dpi
  • ld i a
  • ld a 3fh
  • ld a 0 call 5633
  • in fe
  • ld a 5b5c
  • 128k sound ld

Copyright © 2024 World of Spectrum