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New Game - When Alex Didn't Do ItHello everyone, and a Happy New Year for 2015. After 6 months of toil, I've finished my graphic adventure, When Alex Didn't Do It, which consists of…
... .dropbox.com/s/e1quefzdpaews7s/WhenAlexVersion1-1.zip?dl=0[/url] -
RGB video issue on +2 and +3. Signal high?I have a couple of +3's and a new +2a that arrived today. When I plugged in the +2a using my RGB lead from Retro Computer Shack I was reminded of a n…
... /R=I so 12/1000=0.012A or 12mA. Which is ... which is intended to supply 1.5V into 75 ohms. Again ... , V/R=I so 1.5/75=0.02A or 20mA. So ... -
Testers for new z88dk clibA long (long, long, long) time ago a few people offered to help test the new clib in z88dk. Much time has passed since then and I won't hold people,…
... c:87: sp1_AddColSpr(s, SP1_DRAW_MASK2RB, 0, 0, i);
ld hl,+ ... se->s, &cr, 0, 0, 0, se->dy, se-> ... br /> DEFB +0x01 ; 1
DEFB +0x00 ; 0
DEFW +0x0000
DEFB +0x00 ; 0
DEFB +0x01 ; 1
DEFW +0x0000
Exploding Fist spritesheet??anyone on here know if such a thing exists for the speccy graphics?
... background graphics on level 1. Just press 0 to go to menu ...How to get the current line position of a +3e's text window?Does anybody know how to get the current line position of a [url=http://www.worldofspectrum.org/zxplus3e/]ZX Spectrum +3e[/url]'s text window? I've r…
... )
w_xpos ds.b 1 ; screen character (0-31)
w_ypos ds ... )
w_wcol ds.b 1 ; actual column (0-84)
w_cols ds ... ds.b 1 ; flags:
; bit 0=inverse
; bit 1=over
; bit 2: 0=tokens, 1=extended ...Features that are still wanted in Spectrum emulation.Features that are still wanted in Spectrum emulation. 4 USB joystick/gamepad input for real multiplayer games - Yes, Bomb Munchies.... - Sinclair 12…
... critical. For instance, the Interface 1 ports potentially clash with K ... what IN address the IF-1 ROMs use. I assume they ... A12 for key row 6..0 (isn't it?). Two ... A5=0 and A0=1. And when A12=0, A5=1 and A0=0 it ... or DivIDE) by detecting A7=0, A5=1 - but I wouldn't ...Features that are still wanted in Spectrum emulation.Features that are still wanted in Spectrum emulation. 4 USB joystick/gamepad input for real multiplayer games - Yes, Bomb Munchies.... - Sinclair 12…
... For instance, the Interface 1 ports potentially clash with K ... =0 and A0=1. And when A12=0, A5=1 and A0=0 ... for *both* the Sinclair 1 and Sinclair 2 ports, ... DivIDE) by detecting A7=0, A5=1 - but I wouldn't ... exploited to do more than 1-bit decoding.
...RFC: 64 column font codeIn BASIC, type CLEAR 49999 then import the code at 50000. Then type RANDOMIZE USR 50000. This will create a new channel and attach stream #4 to it. A…
... char-32)/2) - 1
ld h,0
ld l,a ... is a 6 bits value (0-63), here represented as ... ;; Formula: screen + ((row & 0x18) 1) ;;;;the spectrum version
; Formula ... 70) + IROW screen LSB (0) + (col >> 1)
; IROW ...Arcade Game Designer & How to Write Spectrum Games DownloadHi, Would anyone be able to stick Arcade Game Designer 4.6 (Spectrum) Software and Manual, and How to Write Spectrum Games (0.6) up to Dropbox or …
... /wydj2g9g0t7abm8/240539978-howto0-6-pdf-1.pdf?dl=0How did bank switching work on the 128K Spectrums?I'm new to Z80 and ZX Spectrum. So I was wondering how the 128+ models managed to work with more than 64K of memory? I'm somewhat familiar with h…
... /> By changing the set (1) and reset (0) bits in these registers ... of RAM. I/O port 1 has a single latch. Bit ... resets bit 7 (writes a 0), one half of the 64k ... /> If the CPU writes a 1 to (sets) bit 7, the ...Opus Discovery "the big switch on" (after 20 years)I have a few of these Opus Discovery's with different Eproms in that have not been swiched for 15-20 years or so . I am in no rush to switch any on …
... code to disk: SAVE *1;"myromcode" CODE 0,8192.
I believe ... written disassembly of ROMs 2.1 and 2.2, which booklet ...Star Wars with sound?Has anyone done a mod of 'Star Wars' to put in sound? (preferably AY) I was reading an interview with vector grafix in the latest 'retro Gamer' mag…
My silent copy looks the same, but has ISBN 1-85160-269-0 and barcode 9-781851-602698.Mr. Jido makes some noiseA little something to analyse and discuss for you. [code] ORG 60000 ; RND Generator: RND LD HL,EARTH LD A,(WIND) ADD A,L LD …
...
.L31116161=$+1 ;3=1+1+1, 6+1=6+1
ld hl,0
ld ...Mr. Jido makes some noiseA little something to analyse and discuss for you. [code] ORG 60000 ; RND Generator: RND LD HL,EARTH LD A,(WIND) ADD A,L LD …
...
.L31116161=$+1 ;3=1+1+1, 6+1=6+1
ld hl,0
ld ...Image 2 spectrumHi. This is my take on the "converting rgb images to spectrum". (or well, second take, first was a photoshop filter..) [img]https://dl.dropboxu…
2.2 out:
- still some npot fixes, hopefully have them all now
- noise default set to 0.1 (instead of 0, which does nothing)
- added quantize modifierCompression comparisonsI did some comparisons of different compression methods. To make this relevant to zx spectrum, I first gathered a corpus of relevant data: 6660 .TAP …
... Z is duration of bit "0", W is duration of bit ... 8 bits contain more "1"s than "0"s, then invert all ... , and 9th bit should be "1". In this case, average byte ... Z, the result is only 0.7% better than original.
1.7% better than original.
Compression comparisonsI did some comparisons of different compression methods. To make this relevant to zx spectrum, I first gathered a corpus of relevant data: 6660 .TAP …
... 8 bits contain more "1"s than "0"s, then invert all ... thinking... what if instead of 1 fixed extra bit, we only ... on the number of 1 bits: for 0-2, we add an ... , if we have 0-2 bits set to 1, read an extra ... level it would be already 1.85% better than the original ...Problem with BC corrupting after DJNZJust for fun, I'm messing around trying to get the level maps from Lemmings to display on the screen with machine code. It's been ages since I did an…
... ,49999
ld de,1
ld a,0
scf
SAVEIT LD A, 0
LD IX, 49999
LD DE, 1
CALL 1218
LD ... /> RET
SLN DEFB 0
[/code]
Includes ...Compression comparisonsI did some comparisons of different compression methods. To make this relevant to zx spectrum, I first gathered a corpus of relevant data: 6660 .TAP …
... ... what if instead of 1 fixed extra bit, we ... on the number of 1 bits: for 0-2, we add ... if we have 0-2 bits set to 1, read an ... it would be already 1.85% better than the ... again, the result is 1.855% better than original, ... same number of "0"s and "1"s. In this ...128K programmingDoes anyone know any good resources on assembly programming for the 128? All I'm after is an "idiot's-getting-started-guide" on how to utilise the…
... located
ld (hl),0
ldir
... switches to ROM bank 1
; leaving screen 0 visible.
; ... sets bit 4 making screen 1 visible instead
; leaving ...Are turbo loaders worth it?I found turbo loaders fascinating and I've spent quite some time disassembling and trying different types, and they work great when I load the games …
... -like scheme - i.e. 1's and 0's represented by whole ...TommyGun updatehttps://drive.google.com/file/d/0BwXFKYO5i1IlN2U4MUtrRVZZWUE/view?usp=sharing Hi, I have updated my TommyGun application and since we can't uplo…
... .com/s/8jqvnej3g9cfaby/TommyGun%201.1.exe?dl=0"]Dropbox[/url]Harlequin Rev GI have just got all the bits to build an Harlequin Rev G system and I went for a red solder mask board. I have fitted the 3 surface mount components…
1-0.30
2-4.69< ... -1.383-386
13-1.387
14-0.32
15-1 ... .525
16-1.471
17-1.538
18-1.552
19-1.467-1 ...Competition time - design a WoS logoHello, all.. As part of the redesign, we would like to have new logos for use in Social Media/links and also in the forum/site headers. The spe…
[img]https://dl.dropboxusercontent.com/s/y81scnzijcgbudl/Specbutton2-3-4-5-6-7-8.png?dl=0[/img]
[img]https://dl.dropboxusercontent.com/s/h1wuxkwlif04b2a/Specbutton2-3-4-5-6-7-8-9-1.png?dl=0[/img]Basic BASIC help needed RNDHi all, I have recently re-discovered an old program I wrote in the early 90s which would do generate random lottery numbers. I know little now, an…
... /> [code]
10 RANDOMIZE 1:LET A=0
20 FOR I ... =0 TO 65535
30 LET ... =B
40 PRINT AT 0,0;I
50 NEXT i ... 'A*49'INT (A*49)'1+INT (A*49)
[/code ...Bored of the Rings coded messageI was browsing [url="https://tcrf.net/"]The Cutting Room Floor[/url] recently and stumbled upon the entry for [url="https://tcrf.net/Bored_of_the_Rin…
... to use a step of 1, as huge swathes of irrelevant ... so.)
[code]
0 REM Decode words in DATA ... more obvious invalid strings.
1 DATA 10: DATA 208,212 ...140 characters Basic game contestHey there, I've announced a new micro contest on my blog (in Czech language only). However, it might be interesting also for the non-Czech/Slovak …
... the criteria.
1 LET B=0
2 PRINT AT ... 0,B;"*"
3 LET B= ... "
6 PRINT AT 21,0: PRINT'
8 GOTO 2 ...140 characters Basic game contestHey there, I've announced a new micro contest on my blog (in Czech language only). However, it might be interesting also for the non-Czech/Slovak …
... the criteria.
1 LET B=0
2 PRINT AT ... br /> 6 PRINT AT 21,0: PRINT'
8 GOTO ... 23692 can be poked with 0). If you collide with ... statement.
[code]1 LET B=0
2 PRINT AT ... 7")-(INKEY$="6"): POKE 23692,0: PRINT AT 20,RND* ...New hardware for Spectrum from ShaosI have some ideas for new ZX-peripherals and quickly designed a prototyping board for experiments: [URL=http://nedocon.com/store/speccy/][IMG]http:/…
... between those halves (POKE 0,1 or POKE 0,0) or switched back to ... BASIC (POKE 0,128) and after that it ...
