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Saving and Loading from tape in MC?I'm actually having problems with saving and loading from the ROM routines for the interpreter... I'm currently using the following codes for saving…
... ; 052F 3E 7F
IN A, ($FE) ; 0531 DB FE
RRA ; 0533 1F ... ; 05EF 3E 7F
IN A, ($FE) ; 05F1 DB FE
RRA ; 05F3 1F ... -
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…
... :
[CODE]
ld a, ROW
in a, ($fe)
cpl
and ... M:
[CODE]
ld a, $7f ; keyboard row port for ... -N-M-SS-SPACE
in a, ($fe)
cpl
and %00101 ... -
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…
... ; da7f f3 $04ts
in a, ($fe) ; da80 db fe $0bts
rra ; da82 ... /> out ($fe), a ; cd82 d3 fe $0bts[/B][/COLOR]
in a, ($fe) ; cd84 db fe $0bts ... and mic off.
OUT ($FE),A ; output to port.[/CODE]
Need help with tzxingI recently got a copy of this Polish text game: [url]http://www.worldofspectrum.org/infoseekid.cgi?id=0006622[/url] I can't make a tzx of it howeve…
Does it load on a real Spectrum?
In Spin it fails ... B is used as a counter in the IN sub-routine at $C195 ... ; C19B 3E 7F
IN A, ($FE) ; C19D DB FE
RRA ; C19F 1F ...New WIP underway - 'Dingo'.Hi, Prepare for a long post. Perhaps I can even challenge ewgf here. :razz: Anyway, I've been meaning to get into Z80 programming and making a game…
... bc,0
ld a,$f7
in a,($fe)
cpl
... br /> gc_skip1:
ld a,$ef
in a,($fe)
cpl
and ... bc,0
ld a,$ef
in a,($fe)
cpl
... br /> gs_skip5:
ld a,$f7
in a,($fe)
cpl
and ...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 ... great things about using 67890 in mini games is that ... they are all in the same half row ... - scan 67890 or sinclair
in a,($FE) ; 7t
cpl ; 4t ... etc... and this is used in the key read. Give me ...New Game: 4k Tap-N-JoinJust finished my fourth and final entry into this years mini game competition. This one is in the 4k category and is called 4k Tap-N-Join. The game …
... great things about using 67890 in mini games is that ... they are all in the same half row ... - scan 67890 or sinclair
in a,($FE) ; 7t
cpl ; 4t ... />
and thats it, a is now loaded with 67890 ... etc... and this is used in the key read. Give me ...Arkanoid Hack - Your Sinclair Smash TipsRemember that Arkanoid hack in YS Smash Tips that didn't work? It does now... [CODE] 10 REM ARKANOID HACK 20 CLEAR 65535: LET C=1: LET D=23295 …
... to get a capsule (full details earlier in this thread ... 5b9f 3e fb
in a, ($fe) ; 5ba1 db fe
cpl ; 5ba3 ... 5bb0 3e df
in a, ($fe) ; 5bb2 db fe
cpl ; 5bb4 ... 5bd3 3e db
in a, ($fe) ; 5bd5 db fe
cpl ; 5bd7 ...Another custom loaderI got into my hands a cassette with compilation of Polish programs. most of them MIA. Unfortunately some of them are saved with a kind of custom loa…
... advise against the "Pause" blocks in these TZXs.
And I ... /> 0xF881 ld a,08
0xF883 out (fe),a
0xF885 in a,(fe)
0xF887 ... /> 0xF88C ld c,a
0xF88D cp a
0xF88E jr ... MARKER
0xF8CF ld a,7f
0xF8D1 in a,(fe)
0xF8D3 rra ...Ultimate Collected Works, no Underwulde, why?I managed to get my grubby paws on the "Ultimate Play The Game" "The Collected Works" off E-bay.... The set has 1. JetPac 2. Pssst 3. Tranz-AM 4. Co…
... problem.
[code]
LD A, $7F ; 94E2 3E 7F
A ; 94E4 D3 FD
IN A, ($FE) ; 94E6 DB FE
[/code ... and the game will work in 128 mode.Ultimate Collected Works, no Underwulde, why?I managed to get my grubby paws on the "Ultimate Play The Game" "The Collected Works" off E-bay.... The set has 1. JetPac 2. Pssst 3. Tranz-AM 4. Co…
... OUT ($FD), A ; 94E4 D3 FD
IN A, ($FE) ; 94E6 DB FE
[/ ... and the game will work in 128 mode.[/QUOTE]
... FD out (0FDh), a
RAM:735D DB FE in a, (0FEh)
...Ultimate Collected Works, no Underwulde, why?I managed to get my grubby paws on the "Ultimate Play The Game" "The Collected Works" off E-bay.... The set has 1. JetPac 2. Pssst 3. Tranz-AM 4. Co…
... ($FD), A ; 94E4 D3 FD
IN A, ($FE) ; 94E6 DB FE
... but only UW crashes in 128k mode, anyone ... /> [code]
LD A, $7F ; 94E2 3E 7F ... >> OUT ($FD), A ; 94E4 D3 FD
...Ultimate Collected Works, no Underwulde, why?I managed to get my grubby paws on the "Ultimate Play The Game" "The Collected Works" off E-bay.... The set has 1. JetPac 2. Pssst 3. Tranz-AM 4. Co…
... OUT ($FD), A ; 94E4 D3 FD
IN A, ($FE) ; 94E6 DB FE
[/code ... out ($fd), a ; b5f7 d3 fd
in a, ($fe) ; b5f9 db fe
cpl ... out ($fd), a ; b759 d3 fd
in a, ($fe) ; b75b db fe
cpl ...Ultimate Collected Works, no Underwulde, why?I managed to get my grubby paws on the "Ultimate Play The Game" "The Collected Works" off E-bay.... The set has 1. JetPac 2. Pssst 3. Tranz-AM 4. Co…
... same thing, albeit by calling a subroutine:
[ ... out ($fd), a ; b5f7 d3 fd
in a, ($fe) ; b5f9 db fe
cpl ... out ($fd), a ; b759 d3 fd
in a, ($fe) ; b75b db fe
cpl ... thought UW wasn't in the collected works because ...BUG in zxspin and SpecEmu - read Loading speed in WAV fileI'm created a new save, but it can run at 44.1 KHz, to test it, i make a new file from WAV 44.1 KHz to 88.2 KHz. Load this file in a emulator zx-spin…
... $04ts
l_8006: in a, ($fe) ; 8008 db fe $0bts
add a, $40 ; 800a ... 19 $08ts
in a, ($fe) ; 8010 db fe $0bts
add a, $40 ; 8012 ... time.
Add a LD A,$FE after in all IN A,($FE), change the value of ...BUG in zxspin and SpecEmu - read Loading speed in WAV fileI'm created a new save, but it can run at 44.1 KHz, to test it, i make a new file from WAV 44.1 KHz to 88.2 KHz. Load this file in a emulator zx-spin…
... $0ats
l_8018: in a, ($fe) ; 8018 db fe $0bts
add a, $40 ; 801a ... /$0cts
l_801e: in a, ($fe) ; 801e db fe $0bts
add a, $40 ; 8020 ... $07ts
l_8027: in a, ($fe) ; 8027 db fe $0bts
add a, $40 ; 8029 ...BUG in zxspin and SpecEmu - read Loading speed in WAV fileI'm created a new save, but it can run at 44.1 KHz, to test it, i make a new file from WAV 44.1 KHz to 88.2 KHz. Load this file in a emulator zx-spin…
... IN A,($FE)
ADD A,$40
JR NC,paso_1
paso_2 IN A,($FE ... )
ADD A,$40
JR C,paso_2
muestras IN A,($FE ... )
ADD A,$40
... RL E
IN A,($FE)
ADD A,$40
RL ...Another BUG play tapes, in ALL EMULATORs when press STOP1 FOR n=1 TO 20 : PRINT IN 254 : NEXT n : PRINT AT 0,0 : GOTO 1 RUN Type this simple code, load a TZX, pres PLAY, when ear input change between 191 …
... find this, testing it in emulator, ZX-Spin with ...
IN A,[#FE]
RRA
AND A,#40
IN A,[#FE]
LD A,C
CPL ... or XOR A,#...
LD C,A
OUT [#FE ... diferent from RTFFAQ of port #FE description.
Another BUG play tapes, in ALL EMULATORs when press STOP1 FOR n=1 TO 20 : PRINT IN 254 : NEXT n : PRINT AT 0,0 : GOTO 1 RUN Type this simple code, load a TZX, pres PLAY, when ear input change between 191 …
... scheme)[CODE]LD A,+0F
OUT (+FE),A
IN A,(+FE)
RRA< ... /> RET Z
LD A,+7F
IN A,(+FE)
RRA
AND ... A
XOR C ; it ... make if stop play in wrong place in a emulator, the load ...Another BUG play tapes, in ALL EMULATORs when press STOP1 FOR n=1 TO 20 : PRINT IN 254 : NEXT n : PRINT AT 0,0 : GOTO 1 RUN Type this simple code, load a TZX, pres PLAY, when ear input change between 191 …
in Gremlin 2.5 at [ ... />
loop1 INC L
IN A,(+FE)
AND H
JP ... />
loop2 INC L
IN A,(+FE)
AND H
JP ... />
Maybe it only work in a not inverter audio player, but ... instead normal load scheme write in post #16BUG in zxspin and SpecEmu - read Loading speed in WAV fileI'm created a new save, but it can run at 44.1 KHz, to test it, i make a new file from WAV 44.1 KHz to 88.2 KHz. Load this file in a emulator zx-spin…
... in with a lot of re-sync, and a lot of data read in IN A,($FE ... to represent your signal in tzx form should have ... is
loop IN A,($FE)
ADD A,D or A,$40
... it's a example, not real speed in T-States.
in IN are wrong, all next ...Brazilian TK90X and TK95SpecEmu provides explicit support for Brazilian TK90X. Other emulators provide indirect support (perhaps the "Spectrum 48K NTSC" option in Fuse?). Al…
... contains error messages in Spanish
04b8 dbfe in a,($fe)
04ba ... 17 rla ; test bit 7 from input port $FE ... contains error messages in Spanish
04b8 dbbf in a,($bf)
...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 ...
LD BC,#F0FE
IN A,(C)
will give ... result in A as
LD A,#F0
IN A,(#FE)
A takes ... IN A,(C)
=
LD A,#00 ; or XOR A
IN A ...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…
... schemes
FD0C DBFE IN A,(+FE)
FD0E 1F RRA
FD11 4F LD C,A
this portion of ... -_-_-_
in some emulators i find this ... is necesary but not remmember in ULA pin the last value ...New game: MORPH!Hi there, WOS people! I am a new member here. Quite recently I bought myself a 48K Speccy from a mate of mine. It is my very first Speccy as I never …
TMS86,for definition of pressing any key it isn't necessary to interrogate all rows
[CODE]
INPUT XOR A ; LD A,0
IN A,(#FE)
AND #1F
CP #1F
JR Z,INPUT
[/CODE]Fastest Z80?Hi , Could somebody explain more about the Kawasaki Z80 33 MHz to me? Is it fully backwards binary compatible with older Z80s and could it be used a…
... />
[code]
xor a
out ($fe),a
[/code]
in_WaitForKey:
xor a
in a,($fe)
and 31
cp ... /> in_WaitForNoKey:
xor a
in a,($fe)
and $1f
cp ...Redefine keys routineHow would I go about making a memory efficient redefine keys routine? I only want to define up, down, left and right and reserve key 'H' for pause.…
... /> loop:
in a,(c) ; read key row in b
cpl ... row
ld a,h
in a,($fe)
cpl
and ... /> in_WaitForNoKey:
xor a
in a,($fe)
and $1f
cp ...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…
... Typed LOAD "" and fired in the tape. Nothing on screen ... think there is any point in handing out TZXes. WAV ... br /> [LIST]
[*]Port $FE needs to have bit 3 ... Cycle time is 32T
in a,($fe) ;11T
and $40 ; ...
