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 0.011s
<1…17181920212223…34>
  • Experimenting with turboloadersHello, My first post, having lurked here for a while. I'm a lifelong computer nerd, Spectrum fan since childhood in the eighties, and have recently…

    ... now set)
    jr z,.read_edge_loop ; loop if no ... /SPACE (8T)
    jr z,.break_pressed ; jump forward if ... br /> .read_edge_test:
    jp m,.read_edge_loop ; loop if no ... self-modifying conditional JP are overhead that ...
    stephenw32768 stephenw32768 August 2013 Development
  • Bug in Super Wonder Boy in Monsterland?Hello!:smile: This game seems to have a bug that prevents finalize. The dragon that is in the last level, it is impossible to kill.Remains static.No…

    ... $2c ;normal dragon?
    jr z,.l7fd5 ;yes

    jr z,.l7fdf ;yes

    jp $c708 ;other ... or a
    jr z,aaa ;fire left if ... ;restore original EI instruction
    jr ccc

    ...
    Ralf Ralf August 2013 Games
  • 128 BASIC-compatible way of loading BASIC as code?On a 48K Speccy (or from 48 BASIC or USR 0 mode on a 128K machine), one can do a silly trick like this: [code];; load a 4000 byte BASIC program ld i…

    ... /> bit 4,(iy+$01)
    jr z,MCCONT
    ld a,(19 ... /> MCLOOP: CALL $1f54 ;BREAK_KEY
    JP C,$1e73 ;GO_TO_2 - jump if ... not BREAK
    JR MCLOOP ;ignore BREAK
    [/code ...
    Battle Bunny Battle Bunny September 2013 Development
  • The great escape bug?I'm not sure if this is a bug or something slipped in by the programmers but i've noticed that if you try and bribe a prisoner with the chocolate wh…

    ... the required time?
    9eb9: jr z, $9ed0 ;yes

    ;no ... : ld l, a ;
    9ec8: jr nc, $9ecb ;
    9eca: inc ...
    Bandit Bandit September 2013 Games
  • What would be the simplest tape loading routine?I'm searching for some small assembly snippet I can use to load a (headerless or not) block from tape into RAM I can embed in my C games to load furt…

    ... /> required.
    JR 05C2,LD-NEXT Jump ... next bit.
    JP NC,05CA,LD-8 ... jump back
    JR Z,05ED,LD-SAMPLE unless ...
    jamorski jamorski October 2013 Development
  • What would be the simplest tape loading routine?I'm searching for some small assembly snippet I can use to load a (headerless or not) block from tape into RAM I can embed in my C games to load furt…

    ... ; consider every edge
    jr nc, ld_break ; until two found ... /> ld c, a ;
    jp ld_dec ; immediate jump

    jp nc, ld_8_bits ; jump until L ... ; last edge type
    jr z, ld_sample ; jump back if unchanged ...
    chev chev October 2013 Development
  • 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…

    ... , then decrease C
    JR Z,loop_high
    loop:
    ... :
    DEC C
    JP P,loop
    RET
    OR C
    JR NZ,loop ; If BC ... br /> DEC C
    JR NZ,loop ; outer loop ... /> CP H
    JR NZ,loop ; repeat until ...
    Einar Saukas Einar Saukas October 2013 Development
  • Experimenting with turboloadersHello, My first post, having lurked here for a while. I'm a lifelong computer nerd, Spectrum fan since childhood in the eighties, and have recently…

    ... routine
    EI
    JP 3435 ;Cleans the screen
    JP 24576 ;Execution of game code ...
    CALL 65481
    JR NC, 65371
    LD B ... /> LD B, 208
    JP NC, 65459
    LD A ... C
    AND 32
    JR Z, 65491
    LD A, ...
    Alessandro Grussu Alessandro Grussu October 2013 Development
  • SE Basic IV Buffy v4.1 source (WIP)I've been doing a major refactor on the SE Basic source and I'd appreciate a code review from anyone who has time to look at it. I've almost certainl…

    ... 0x0010
    ;print_a:
    jp print_a_2 ; immediate jump
    ... + 1 ; change message
    jp main_g ; jump back
    ... 0x0028
    calc:
    jp calculate ; immediate jump
    ... or h ; zero
    jr z, nmi_ret ; return if so< ...
    chev chev October 2013 Development
  • SE Basic IV Buffy v4.1 source (WIP)I've been doing a major refactor on the SE Basic source and I'd appreciate a code review from anyone who has time to look at it. I've almost certainl…

    ... syntax_z ; checking syntax?
    jr z, sound_1 ; jump if so
    jp m, report_b ; error if ... Timex data port
    jp sound_3 ; remainder moved to ... 63 ; timing constant
    jp nz, be_h_and_l_lp ; 10 t ...
    chev chev October 2013 Development
  • SE Basic IV Buffy v4.1 source (WIP)I've been doing a major refactor on the SE Basic source and I'd appreciate a code review from anyone who has time to look at it. I've almost certainl…

    ... off & YELLOW
    jp sa_start ; immediate jump
    ... /> ld c, a ;
    jp ld_dec ; immediate jump

    jp nc, ld_8_bits ; jump until ... ; last edge type
    jr z, ld_sample ; jump back if ...
    chev chev October 2013 Development
  • SE Basic IV Buffy v4.1 source (WIP)I've been doing a major refactor on the SE Basic source and I'd appreciate a code review from anyone who has time to look at it. I've almost certainl…

    ... for end marker
    jr z, me_var_l2 ; jump if ... c ; compare names
    jr z, me_old_v2 ; jump with match ... hl ; restore destination
    jr me_ent_3 ; immediate jump
    ... start of block
    jp sa_bytes ; immediate jump
    chev chev October 2013 Development
  • Issue 3 board with strange piggy-back boardIn case you are interested. I?ve never seen something like this before. I have an Issue 3 board here. When I opened the case and found a strange pig…

    ...
    CP (HL) ; 0265
    JR NZ, a289 ; 0266
    OUT ... ; 0281
    JR Z, a289 ; 0282
    CPI ; 0284
    JP PE, a262 ...
    roko roko October 2013 Hardware
  • SE Basic IV Buffy v4.1 source (WIP)I've been doing a major refactor on the SE Basic source and I'd appreciate a code review from anyone who has time to look at it. I've almost certainl…

    ... even pass through loop?
    jr z, pf_all_9 ; jump if not ... b ; subtract B
    jp m, pf_out_lp ; jump if ... a ; test sign
    jp p, pf_e_pos ; jump if positive ... ; exponent to BC
    jp out_num_1 ; immediate jump
    ...
    chev chev October 2013 Development
  • SE Basic IV Buffy v4.1 source (WIP)I've been doing a major refactor on the SE Basic source and I'd appreciate a code review from anyone who has time to look at it. I've almost certainl…

    ... (33rd bit)
    jr z, div_start ; trial subtract ...
    x80_fadd_2:
    jp x80_fadd_3 ; immediate jump
    jp nz, indexer ; return via ... bin_end ; stack it
    jp s_decimal_1 ; immediate jump
    chev chev October 2013 Development
  • SE Basic IV Buffy v4.1 source (WIP)I've been doing a major refactor on the SE Basic source and I'd appreciate a code review from anyone who has time to look at it. I've almost certainl…

    ... cp ',' ; comma?
    jr z, d_no_loop ; jump if so< ... cp '.' ; decimal?
    jr z, decimal ; jump if so
    jr z, sign_done ; jump if so< ... jp m, report_6 ; 127
    inc b ; test sign
    jr z ...
    chev chev October 2013 Development
  • SE Basic IV Buffy v4.1 source (WIP)I've been doing a major refactor on the SE Basic source and I'd appreciate a code review from anyone who has time to look at it. I've almost certainl…

    ... a ; test A
    jp p, first_3d ; jump with ... and a ; zero?
    jr z, int_case ; jump if so
    in_pk_stk:
    jp stack_a ; indirect exit
    ... 0x3532
    usr_stack:
    jp stack_bc ; immediate jump
    ...
    chev chev October 2013 Development
  • SE Basic IV Buffy v4.1 source (WIP)I've been doing a major refactor on the SE Basic source and I'd appreciate a code review from anyone who has time to look at it. I've almost certainl…

    ... chan_flag ; restore flags
    jp stk_pntrs ; exit and set ... or b ; zero
    jr z, stk_code ; jump with null ... 0x36b8
    stk_code:
    jp stack_a ; exit and return ... get string parameters
    jp stack_bc ; exit and return ...
    chev chev October 2013 Development
  • SE Basic IV Buffy v4.1 source (WIP)I've been doing a major refactor on the SE Basic source and I'd appreciate a code review from anyone who has time to look at it. I've almost certainl…

    ... w, 2 * w * w - 1 = z
    defb 0x86 ; series-06 ... /> cp 0x81 ; y = x?
    jr c, small ; jump if so ... ; test against zero
    ret z ; return if so
    add ... ; put on calculator stack
    jp stk_pntrs ; exit and restore pointers ...
    chev chev October 2013 Development
  • Break into programIs there any way of stopping people using the break option in my software productions so they can list the code.

    ... 4,(iy+$01)
    jr z,MCCONT
    ld a ... /> cp 233
    jr nz,MCCONT
    PLUS3M: ... ;BREAK-KEY
    JP C,$1e73 ;GO-TO- ... if not BREAK
    JR MCLOOP ;ignore BREAK
    ...
    Battle Bunny Battle Bunny October 2013 Sinclair Basic
  • SE Basic IV Buffy v4.1 source (WIP)I've been doing a major refactor on the SE Basic source and I'd appreciate a code review from anyone who has time to look at it. I've almost certainl…

    ... character
    cp ':' ; colon?
    jr z, look_p_2 ; jump if so
    ld l, Out_of_memory ; else
    jp error_3 ; error

    ; ... rst 10h ; print it
    jp test_trace_3 ; immediate jump

    chev chev October 2013 Development
  • SE Basic IV Buffy v4.1 source (WIP)I've been doing a major refactor on the SE Basic source and I'd appreciate a code review from anyone who has time to look at it. I've almost certainl…

    ... ; write pixel byte
    jp po_attr ; immediate jump
    ... loop eight times
    jp pr_all_f ; immediate jump
    ... + _p_flag) ; inverse?
    jr z, inverse_1a ; jump if so
    jp pr_all_f ; immediate jump
    ...
    chev chev October 2013 Development
  • SE Basic IV Buffy v4.1 source (WIP)I've been doing a major refactor on the SE Basic source and I'd appreciate a code review from anyone who has time to look at it. I've almost certainl…

    ... cp ',' ; comma?
    jr z, dr_3_prms ; jump if so ... checking syntax
    jp line_draw ; immediate jump< ... fce ; exit calculator
    jp line_draw ; immediate jump
    line_draw:
    jp draw_line ; immediate jump
    chev chev October 2013 Development
  • SE Basic IV Buffy v4.1 source (WIP)I've been doing a major refactor on the SE Basic source and I'd appreciate a code review from anyone who has time to look at it. I've almost certainl…

    ... /> scf ; set carry flag
    jp set_stk ; immediate jump

    inc a ; increase it
    jr z, main_9 ; immediate jump if successful ... /> exx ; main register set
    jp start_new ; immediate jump
    .endif ...
    chev chev October 2013 Development
  • SE Basic IV Buffy v4.1 source (WIP)I've been doing a major refactor on the SE Basic source and I'd appreciate a code review from anyone who has time to look at it. I've almost certainl…

    ... 0x1646
    chan_s_1:
    jp temps ; immediate jump
    ... no key pressed
    jp pause_0 ; immediate jump
    jr z, open_1 ; jump if so
    jp (hl) ; immediate jump
    chev chev October 2013 Development
  • SE Basic IV Buffy v4.1 source (WIP)I've been doing a major refactor on the SE Basic source and I'd appreciate a code review from anyone who has time to look at it. I've almost certainl…

    ... cp ',' ; comma?
    jr z, list_2 ; jump with preceding stream ... no subtraction possible
    jp out_code ; immediate jump
    e_l_1:
    jp c, report_c ; error if ... overflow
    jp set_stk ; else immediate jump< ...
    chev chev October 2013 Development
  • SE Basic IV Buffy v4.1 source (WIP)I've been doing a major refactor on the SE Basic source and I'd appreciate a code review from anyone who has time to look at it. I've almost certainl…

    ... /> cp ctrl_enter ; carriage return?
    jr z, console_in_3 ; jump if so
    org 0x392a
    console_in_3:
    jp key_input_1 ; immediate jump

    jr z, renum_line_10 ; jump if same length ...
    chev chev October 2013 Development
  • SE Basic IV Buffy v4.1 source (WIP)I've been doing a major refactor on the SE Basic source and I'd appreciate a code review from anyone who has time to look at it. I've almost certainl…

    ... 24 ; printable character?
    jp nc, po_able ; jump if so ... 8-bit ASCII
    jr z, po_able_2 ; jump if not ...
    chev chev November 2013 Development
  • SE Basic IV Buffy v4.1 source (WIP)I've been doing a major refactor on the SE Basic source and I'd appreciate a code review from anyone who has time to look at it. I've almost certainl…

    ... po_tokens ; print token
    jp po_fetch ; indirect return
    ... save font address *
    jr z, pr_all_2 ; to next ...
    chev chev November 2013 Development
  • SE Basic IV Buffy v4.1 source (WIP)I've been doing a major refactor on the SE Basic source and I'd appreciate a code review from anyone who has time to look at it. I've almost certainl…

    ... ; reduce counter
    jp cls_3 ; immediate jump
    jr z, cl_set_1 ; jump if so ...
    chev chev November 2013 Development
<1…17181920212223…34>

Latest Posts

  • I bought an accoustic guitar. How do you play it?
    dm_boozefreek on 7:51PM
  • Goodbye Z80
    zx1 on 7:11PM
  • Happy 40th Birthday to the Amstrad CPC464!
    AndyC on 6:29PM
  • Another Birthday! The Game Boy Is 35!
    dm_boozefreek on 6:17PM
  • I am currently watching.....
    Antiriad2097 on 5:05PM
  • European Software Titles with an English version
    harriusherbartio on 12:06PM
  • How Do You Categorize Your Speccy Software and Games?
    harriusherbartio on 11:21AM
  • Fixed Speccy Software. And which games remained unfixed?
    harriusherbartio on 11:01AM
  • New video about S-video modification on Issue two 48K Spectrum.
    Renegade on April 21
  • Elusive Strategy Games done by the Smaller or less Prolific Software Houses.
    harriusherbartio on April 21

HitBox

Word Docs Hits
jp 4.7K 8.4K
z 4.6K 11.6K
vs 4.1K 5K
jr 3.2K 12.2K

Related Threads

  • metallica vs. anthrax vs. megadeth vs. slayera/k/a "the big four". lets face it we're all from the 80's (ish), they used to tour every year as "the big four"...who was the greatest? - non-metal …
  • Tekken 6 Vs Street Fighter 4 Vs Virtua Fighter (is it 4?) Vs Soul CalibourI really miss playing a cool fighting game... the last one I bought was soul calibour for PS2, and I've tried the demo for ps3 and didn't see that mu…
  • Speccy vs C64 vs Amstrad - Make your vote count![url]http://www.retrofusiononline.com/fusion/[/url]<br /> <br /> You know it makes sense. We're winning at the moment, too...<br /> <br /> D.
  • Q. on copyrights vs. walkthroughs vs. "derivative work"I remember quite a while ago I asked for assistance on this topic and the only thing I do remember (and has held me back somewhat since then) is the …
  • Wii vs 360 vs PS3Wii takes the lead<br /> <br /> Wii = 10.57 mil sales<br /> 360 = 10.51 mil sales<br /> PS3 = 4.11 mil sales
  • XBox vs. PS2 vs. GamecubeWhich of the three machines did you prefer? Personally I prefer the XBox, with the PS2 second and the Gamecube third, for the following reasons.<br …
  • Playstation vs. N64 vs. SaturnIn another thread ( [URL]http://www.worldofspectrum.org/forums/showthread.php?t=20482&amp;highlight=xbox+360[/URL] ) we discussed the virtues and q…
  • Google Chrome vs IE8 vs Firefox 3.5Hi experts<br /> <br /> It's time for me to upgrade my browser. Which of these three should I go for? Is there one in particular that I should avoid?…
  • Cartridges vs. Discs vs. Digital downloadFollowing a discussion in another thread, I thought a poll about cratridge vs. disc vs. digital download might be interesting (well, compared to the …
  • Screenshots May Vary book - ZX vs C64 vs CPC[IMG]http://www.parkproductions.btinternet.co.uk/images/bookpreview1.jpg[/IMG]<br /> <br /> [URL="http://www.youtube.com/watch?v=94jpuWsOdns"]http://…

Related Searches

  • jp peter
  • divmmc vs divide
  • compliment z flag
  • fast jp table
  • x y z
  • donkey kong jr corrected jump tap
  • jp
  • jp nz
  • donkey kong jr
  • pets vs aliens
  • z exemplar
  • pets vs aliens prelude
  • dogs vs aliens
  • jp impossible mission
  • jp impossible mission tweak
  • tweak jp
  • midi play z
  • ice slider z
  • head over heels jp
  • jr z integer out of range

Copyright © 2024 World of Spectrum