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Fuse: what do you want to see?An open brainstorm. If you had a team of programmers working on [url=http://fuse-emulator.sf.net/]Fuse[/url], what would you tell them to work on? …
... +10 years ago...
This ROM initializes the computer and loads ... .
If you want to READ a disk you only need ... kind off general-disc-formatting-key and a program which can ... /> Special commands are off course ROM depending, different story there ...
writing an emulator-newbie needs helpHi, this is my first post here. I decided to write a minimalistic emulator of ZX Spectrum-no emulation of advanced peripherals, no emulation of sound…
... ):
[CODE]
while(!key[KEY_ESC])
{
while(T_states ... ) in ROM, but I'm not proficient enough to read and fully ...User Defined GraphicsCan someone please give some very simple code for a displaying a UDG at a location on screen? Any assistance would be greatly appreciated. Sincerely…
... 21 chars (8x8 pixels). ZX rom after reset/start copy chars ... "a" TO USR "a"+7:READ B:POKE F,B:NEXT ... to "UDG mode", then press key "a" and return to edit ...IN or INKEY ?just curious which is better to use.. I have a menu done.. and use 6/7 to go up down it + space to cycle thru the options (using inkey).. obv. if I w…
... lines is like calling the rom routine on c64.. ya get ... Selected
160 REM t2=Key
170 REM t3=Row ...CSS has been Rogeredcomp.sys.sinclair has just been rogered. I make do with a summary when anything happens and activity shot up on Friday. Turns out to be the usual qu…
... "specific" ;)
You can read some of his posts here ... press numeric keypad numlock on key number nine to boot disc ... external ram is not internal rom speed as external ram will ...CSS has been Rogeredcomp.sys.sinclair has just been rogered. I make do with a summary when anything happens and activity shot up on Friday. Turns out to be the usual qu…
... "specific" ;)
You can read some of his posts here ... press numeric keypad numlock on key number nine to boot disc ... external ram is not internal rom speed as external ram will ...CSS has been Rogeredcomp.sys.sinclair has just been rogered. I make do with a summary when anything happens and activity shot up on Friday. Turns out to be the usual qu…
... "specific" ;)
You can read some of his posts here ... press numeric keypad numlock on key number nine to boot disc ... external ram is not internal rom speed as external ram will ...Krakatoa not workingI can't get any of the Krakatoa files in the archive to load on spin or zxds. Anyone else had this problem?
... if you find what routine read 2 times in this 2 ... , the parameters are the standard ROM ones, nothing special about them ... : Beep, print error, wait for key, beep, reset
5B20 LD ... +1, load bytes with ROM timings, overwrite ROM
5B2D LD A ...What paging scheme is the "standard" for 128K models?Sinclair implemented an arrangement so that even numbered pages are non-contended, and odd numbered pages are contended (quoting from memory, haven't…
... the gate array starts to read from VRAM to build up ... between the Z80 and the ROM, suggests that the RAM address ... of the gate array. The key point here is that no ... array doesn't need to read memory, nor the CPU, RAM ...Keyboard problem...Hi Folks, I have hit a problem in MRT and I cannot see how to get around it. Please allow me to explain. I have a list of items from which one can…
... section within the ROM. Off to read the Complete ROM disassmbley now... :-)[/QUOTE ... so the code signals "no key pressed" and then returns. Right ...ISO-Copy - Individual Software revisitedHi folks In another thread about Supertape: [url]http://www.worldofspectrum.org/forums/showthread.php?t=36203[/url] ... we touched on ISO-Copy by th…
... the byte loading routine at ROM
5CEE CALL 053F ; ... ROM, for a clean exit of a loading process
; (BREAK key ... is, this code calls to ROM loading routine, to the exact ... the above rotates the bits read (no matter how bad it ...DivIDE and new Kempston Joystick interfaces!I've got some DivIDE and new Kempston Joystick interfaces ready: [IMG]http://benophetinternet.nl/hobby/vanmezelf/divide_batch_may2012.JPG[/IMG] Div…
... general sense of "I read that some people have ... CF card was made read only by bverstee. So ... +2 Speccy, 128k english rom detected, lights on divide but ... reader. Repeated on 48k rubber key, same.
-On ... the CF card delivered is read only (bverstee said not ...What is the best way to detect CAPS LOCK?Hi Folks, Not sure what the correct behaviour is here as I do not have access to a real Spectrum. Under BASin, when you press CAPS LOCK on the PC k…
... INKEY$ and INPUT routines effectively read such address to know if ... 0 just checks for a key to be pressed, but nothing ... be "activated" or "desactivated" by ROM code, and such code is ...Switching 48/128 modes within a BASIC programI'm not sure what use this would be; ie. being able to switch between 48k and 128k modes and back again from within a continuously running BASIC prog…
... et al. for the various ROM disassemblies which were invaluable in ... /> FOR a=1 TO 6: READ o,e: LET ret=ret ... ;STMT-RET (+2A/+3/+3e ROM.1)
push hl
MCLOOP: CALL $1f54 ;BREAK-KEY
JP C,$1e73 ;GO ...Sending key presses to the spectrumfor a project I want to send automated keyboard presses to the ZX via a micro-controller. Is it possible to send these through the expansion slot? …
... DO
GET key
TRANSLATE key into row/column ... changes the row being read very quickly, and you ... when a key is actually going to be read (IORQ+A0 ... the ROM keyboard routine, which changes the row being read ... than the standard ROM keyboard routine.Sending key presses to the spectrumfor a project I want to send automated keyboard presses to the ZX via a micro-controller. Is it possible to send these through the expansion slot? …
... The standard ROM keyboard routine, and most games, read one row ... means that during a keyboard read, only one bit of ... pullups). Now the data read from that 3-bit ... will never loss a key if more than one row ... the CPU is going to read. Other pin (open collector ...My +2 Guinea PigA grey +2 I bought to perform my experiments on, it's had it's ROM replaced with a 27C256 with Open SE Basic onboard, combined with the Gosh Wonderfu…
I read somewhere that I should put ... instead of the standard 48k ROM on account of it being ... should stick with the standard rom in page 1 if I ... 'm using the Open SE rom in page 0.
For some reason my " key has stopped working, it was ...128k +2 does not show menuHi guys! I have a 128k +2 and when I turn it on, the main menu is not shown to me. Instead, I enter directly on 48k mode. Does anyone know how7why t…
... me if this message might read as a bit of misinformation ... fitted with that Spanish toastie ROM, but I wouldn't bet ... come out too with some key combinations. Just find these symbols ... know it's the Spanish ROM.
BUT ... you might ...128k +2 does not show menuHi guys! I have a 128k +2 and when I turn it on, the main menu is not shown to me. Instead, I enter directly on 48k mode. Does anyone know how7why t…
... me if this message might read as a bit of misinformation ... fitted with that Spanish toastie ROM, but I wouldn't bet ... come out too with some key combinations. Just find these symbols ... know it's the Spanish ROM.
BUT ... you might ...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…
... in the
DISCiPLE RAM/ROM. (RAM at #0000) NOTE ... read it - and face value it simply only states that the ROM ... 128k snapshot [quote]Press key 5 on the Spectrum ... the border) has changed, press key Y (= yes) on the ... has not changed, press the key N (= no) on your ...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…
... , but retaining compatibility with the ROM code. Then I want to ... the last set read, any '1' bits indicate which key changed, and ... inspection of the values read tell you ... whether it was a key up or ...Your Views on... GhostbustersI dusted off the Master System version of this and inspired me to try out the Speccy version. It's a good game with it's strong and weak points. I …
... 1-5 and key 0 aren't read using the same addresses ... .
...but probably by using the ROM ...Barn find #4I think this is some sort of backup device. Its got "007" on the motherboard and the mice have chewed the buttons. Will do a little research later in…
... by paging out the BASIC ROM (by forcing /ROMCS high), ... , the paging of the ROM will have no effect on ... user to press a key, as the ROM address area is not ... ROM cannot be accessed). So if the Z80 CPU tries to read ... just have to copy the ROM SAVE routines to high ...ANN: Spud v0.225New version of Spud for anyone who's interested. Some new features. [code] v0.225 ADDED: Load & Save Binary Files. ADDED: Manually trigger NMI. A…
... just open them and read the first file in the ... a fast-forward key, and also a rewind key, please? ... the Fast Forward key (say the tilde key, to the left ... as the user presses the key. To enable this, ... tape which use the standard ROM routines. Pressing F2 will ...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…
... tight loops waiting for a key to be pressed.[/QUOTE]
ROM loader also detects those. Then ... (5T)
in a,(0xfe) ; read port 0xfe (11T)
add ...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…
... published in The Complets Spectrum Rom Dissasembly.
... NZ Return if the BREAK key is
being ... up'.
LD A,+7F Read from port +7FFE.
...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…
... not using the ROM routines is that devices ... code from the original ROM then you really ought ... (derived from the SAM skeleton ROM):
[code]; THE ... /> in a, (ula) ; read ULA
rra ; rotate
ld a, 0x7f ; read key row
in a, ( ...SE BasicAfter 13 years of development I thought I'd run out of things to optimize, but it turns out I was wrong. However, I'm now running out of time to work…
... Basic (because people don't read back through threads).
< ... creating a bug-free Spectrum ROM. My early attempts at ... syntax.
[*]The only 16K ROM with a detokenizer.
[*]The ... native editor.
[*]Brand new key entry system featuring Meta and ...
