-
GUI/OS for the Spectrum?Hi, Is anybody working on a WIMP/GUI system for the Spec? Is there anything current out there? [url]http://snakeoillabs.com/wordpress/2005/10/30/8…
... /> ;H=buttons port
in h,(c)
inc b
... in l,(c)
ld b,$FF
;A=y-axis port
in a,(c ... - read all three mouse ports in long loop during one/two ... bits of button port is in log.1
strum the google guitarif you're REALLY BORED just noticed google's logo today is a guitar you can 'play' (or if not guitar then something like it - dulcimer?) no idea wha…
if you can find a C key on the keyboard regardless of what the thing is or how it's remapped it's one of the easiest things to play on anything.binutils questionSince there's a few people using binutils these days I thought I'd give it a go and see whether it solves my hunt for a replacement assembler/librari…
... why certain ansi C structures are not supported in z88dk since the ... that shouldn't be used in a C program aimed at the z80 ... , multidimensional arrays are relatively uncommon in C) of an array of pointers ...A standard emulator "hardware" for console outputAlmost every day, I want to copy text from zx spectrum format, yet, without peeking in the memory spending a lot of time, or typing it by hand, it is…
... /> LD BC, 0FE7Fh
OUT (C), A
[/code]
and input ... br /> LD BC,0FF7Fh
IN A,(C)
AND 2
RET ... Z ; Returns A=0, no carry if no ... B, 0FEh
IN A, (C)
SCF ; Returns A=byte, carry set if ...Challenge Sprint 4x tape recorderHi, I noticed a [url="http://www.worldofspectrum.org/infoseekid.cgi?id=1000051"]Challenge Sprint[/url] on eBay, and checked out the WoS entry for it…
... times the period of a '1' bit in FSK (remember that ... loc_4A8
ROM:0495 in a, (c)
ROM:0497 jp m ... 049D rra
ROM:049E in a, (c)
ROM:04A0 jp ...Challenge Sprint 4x tape recorderHi, I noticed a [url="http://www.worldofspectrum.org/infoseekid.cgi?id=1000051"]Challenge Sprint[/url] on eBay, and checked out the WoS entry for it…
... ROM:0482 ld a, 7Fh
ROM:0484 in a, (0FEh) ; ... exit.
ROM:0495 in a, (c) ;reads clock and monostable< ... carry.
ROM:049E in a, (c) ;reads clock and monostable ...Best way to read a key row?Hi All, I must confess that reading the keyboard is the bit I understand least about when coding, I've found some things that work for what I want t…
I think you'd want an AND in there for better results.
[CODE] ld bc,32566 ;bnmsmshspc
in a,(c)
and %00011111
cp 191 ;191 seems to be the null value
call nz,subroutine[/CODE]New Game: 4k Tap-N-JoinJust finished my fourth and final entry into this years mini game competition. This one is in the 4k category and is called 4k Tap-N-Join. The game …
... ? I've been looking for in a,(c) and 61438 but found nowt ... obvious. I'd never make a hacker!
Finding this ...Internal ROM expansionHas anybody designed a multiple-ROM interface that plugs into the internal ROM socket instead of plugging onto the edge connector? It would be useful…
The issue in a rubber key model is how little space ... the rom and put a socket in. Then a larger chip can be ... bodged in with bent pins and ...Internal ROM expansionHas anybody designed a multiple-ROM interface that plugs into the internal ROM socket instead of plugging onto the edge connector? It would be useful…
[QUOTE=guesser;601798]The issue in a rubber key model is how little space ... the rom and put a socket in. Then a larger chip can be ... just a millimeter or so left when the ROM is in a socket ... .
Inserting a FlashRAM means that ...2nd OpCode question.... pretty please...Whats 0xED 0x70 please? Sean's doc says: IN F,(C)* / IN (C)* That doesn't mean much to me :( Lower down in Sean's doc it says: ED 70 is IN F,(n) so…
... />
Sean's doc says: IN F,(C)* / IN (C)*
That doesn ... me :(
Lower down in Sean's doc it says ... : ED 70 is IN F,(n) so would ... make it the same as IN A,(n) but with the ... the same as, say, IN A,(c) except the A register isn't affected ...2nd OpCode question.... pretty please...Whats 0xED 0x70 please? Sean's doc says: IN F,(C)* / IN (C)* That doesn't mean much to me :( Lower down in Sean's doc it says: ED 70 is IN F,(n) so…
[QUOTE=ccowley;603996]Yes (C) = BC. The port identified by ... the same as, say, IN A,(c) except the A register isn't affected ...Reading interface 2 using the IN commandHow do you read using the IN command from BASIC? You can read multiple keys at once, but I cant remember the values...
... /> I've used IN A,(239) or something similar in the past...[/QUOTE ... /> IN A,(C)[/code]
Or...
[code]LD A,239
IN A ... alter BC.
PS: in MC you waon't have ...Using a speccy keyboard/mebrane on a PCIs there any easy way to do this? Thinking about putting one of those nano pc motherboards in a rubber key or speccy+ case but would like the keyboar…
... of those nano pc motherboards in a rubber key or speccy+ case but ... to 'work' rather than plugging in a ps2/usb one. I'm ...Joystick Interface IssuesHi all, I use the WOS resources quite frequently but have very limited posts regarding the forum, however I have an issue and hoped some of you may …
[QUOTE=Knik;631406]LD BC,31
IN A,(C) is full adressing.
IN A,(31) is not full adressing.
[/QUOTE]
More specifically, LD BC,31:IN A,(C) will read from port 00031 (B*256+C), whereas IN A,(31) will read from port A*256+31.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…
... keyboard caps to v
in a,(c)
cp 191
jr ... keyboard space to b
in a,(c)
cp 191
jr ... keyboard caps to v
in a,(c)
cp 191
jr ... keyboard space to b
in a,(c)
cp 191
jr ...Dixons Spectrum + BundleHi, I'm new here, but I've been a Spectrum fanatic for a long time! I am from the UK, but I live in the States now, so I am exclusively using emulato…
... I'm sure off, is a machine-specific cassette like Horizons ... been[/I] candidates for inclusion in a rubber key or Spectrum+ bundle:
[*]and indeed, Make-A-Chip
[/LIST]Code execution logging/profilingAs revealed in [url="http://www.worldofspectrum.org/forums/showthread.php?t=41666"]this thread[/url], I'm adding support for reading code execution l…
... , the actual numbers could be in decimal or hex (as it ... ), HL
41 86 LD A, H
42 90 OR ... BC, fefe
296 189 IN A, (C)
[/CODE]New Z80 CPU emulation testerI have finally wrapped up the new [URL="http://zxds.raxoft.cz/taps/misc/z80test-1.0.zip"]Z80 tester package[/URL] I have previously announced in [URL…
... = addr
IN A,(C)
MEMPTR = BC + 1
OUT (C),A
MEMPTR ...New Z80 CPU emulation testerI have finally wrapped up the new [URL="http://zxds.raxoft.cz/taps/misc/z80test-1.0.zip"]Z80 tester package[/URL] I have previously announced in [URL…
... = addr
IN A,(C)
MEMPTR = BC + 1
OUT (C),A
MEMPTR ... not the conditional JRs. The IN/OUT described are very explicit ... don't apply to all IN/OUT variants. Anyway, the MEMPTR ... doc can be clarified a bit, IMHO.First new game of 2013: Apulija-13[center]Corporal Jonlan is on a dangerous mission. Under a false identity, he must gain access to an Omni Corporation base, steal the plans for some…
... /> ld a,64
out (c),a
ld b,255
in a,(c)
ld a,16
out (c),a
in a,(c)
cp 255 ...Mouse systems for ZX Spectrum[U][B]Mouse systems for ZX Spectrum[/B][/U] Okay, I have been reading the [URL="http://www.worldofspectrum.org/forums/showthread.php?p=688449#post68…
... inc hl
in a,(c)
ld (de),a
inc de ... loop
in a,(31)
ld (de),a
ret ... /> cp c
jr c,.ok
.clamp ld a,c
...Survivisetction .tapI found on some site about Atari :lol:a link to something like .tap version of recent great Russian Spectrum game Survivisection. I don't know if it…
... "go"[/QUOTE]
In mouse driver is bug:
In TAP version is this bad ... port
IN A,(C) ;read buttons status
XOR A ;reset register A ( ??? ... ERROR ??? - here must be CPL )
....
I replace in ...WIP: ULAPlus hardware implementationThis aims to be an "almost" plug-in replacement for the Sinclair ULA chip fitted in Spectrum 16K/48K/Plus machines. It comes in a form of a small PC…
... but isn't it a bit of an overkill? It ... br />
There is quite a lot of flash on board ... Also, will if fit in a rubber key speccy? For the original ... cheap as possible and make a little profit!
Edit: It is a really nice idea though - and ...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'...
You have to do an IN from a 16-bit port address, ... /> 1. LD BC,hilo then IN A,(C) - [B is assumed to ... /> 2. LD A,hi then IN A,(lo) - [A is assumed to be ... Of the result of the IN command, in A, the 5 bottom bits ... relate to the 5 keys in ...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'...
... #38 enables interrupts
ld a,(23560)
or 32
in a,(c)
bit 4,a
jr z,IsH ...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'...
[QUOTE=mcleod_ideafix;696741]Or...
[code]
ld bc,0bffeh
in a,(c)
bit 4,a
jr z,IsH
[/code][/QUOTE]
Err - BIT 0,A
Bits 0-4 count from the centre of the keyboard outward, for each half-row of keys.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'...
...
When you use the IN A,(254) then the preload of ... IN A,(C)
will give the same result in A as
LD A ... ,#F0
IN A,(#FE)
A ... IN A,(C)
=
LD A,#00 ; or XOR A
IN A,(#1F ...pathfindingworking on pathfinding in the game. here is Russian description of Lee's algorithm: [url]http://algolist.manual.ru/games/wavealg.php[/url] "if-then"…
... /> On an old PC with a 500mHz processor running SCO OpenServer ... distances from node 1 in a 400 node map takes practically no time ... 's with printing redirected to a file; printing to the screen ...
