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A z88dk + sp1 demo (with source)Since nowadays people are still wondering about how difficult it is to make something in z88dk, I thought I just put a very simple demo to show how e…
... , etc)
ld de,buffer ; where to write the ascii ... ; write number to ascii buffer
.....
buffer:
defs 6 ... declaration above
char buffer[6];
utoa( ... has code to read the keyboard, render sprites, draw lines, ... -
Elite Kickstarter ProjectAs some of may know Steve Wilcox of Elite is currently close to raising ?60k via Kickstarter to begin manufacturing a USB spectrum keyboard. I have g…
... /> Oh, I meant the Elite keyboard. I did back the Elite ... project was feasible. The Elite Keyboard project rang alarm bells on ... project management. He has a clear plan of how the development ... -
+3DOS questionIn the documentation for the +3DOS functions 'DOS GET 1346' and 'DOS SET 1346' it's stated that the copy buffer can't be bigger than 4 sectors (i.e. …
... seems clear now that i can rely on the buffer cache never ... -
quick RAM copy using LET in BASICI'm in the process of reviewing, revising and refining all the programming tips & utility routines which I've posted on this forum over the last eigh…
... Address 60000 are my "back buffer" and have 160 bytes ... level 1) to 60000 (back buffer). 160 bytes.
3- ... item on tile, I "clear" a$ tile plus POKE ... dir origen and dir back buffer are different. ;-)
buffer data map.
Back in the day when schools had 'a' computer.I stumbled uppon this photo when looking for something completely different on-line. It got me thinking and reminiscing. Do you remember when schools…
... . This machine had a 'concept keyboard' into which you could program ... later set up a concept keyboard for a primary school in ... I left, I helped them clear up a store room and ...Test your PC keyboardPlease test yout PC keyboards in ZX emulator. Searches for the appropriate keyboard for real ZX Spectrum / ZX emulator. This is keyboard tester: [url…
... : Oh, if it wasn't clear, I set this into QWERTY ... for the UK 105 key keyboard too. I'd never considered ...Spectrum Not Responding to Keyboard InputHello, sorry if this thread is not in the correct place, This is my first post and I'm not sure where to post this type of thread. :lol: Anyway, I r…
If the keyboard doesn't work because of ... ULA) by using a tristate buffer, or a properly configured GAL ... 48K ULA with a dead keyboard, EAR, and SPK[/url ...48k+ ULA'sI've got three ULA's here that only work in certain boards. Thought I was going nuts, swapping, changing stuff around. But hey, I've got two working …
... confusion, and to make it clear that the 5C112E-2 was ... an option named 'Issue 2 keyboard', which is obviously a misnomer ...128+2 Help!Today the postie brought me an early Spectrum 128+2, it's a Z70700 Issue 1. Everything seems to be working ok, i.e it boots up and the keyboard work…
... :
[CODE]
10 CLEAR 64999
20 FOR n ... hear audio from the machine (keyboard clicks, BEEP 1,1 etc ...128+2 Help!Today the postie brought me an early Spectrum 128+2, it's a Z70700 Issue 1. Everything seems to be working ok, i.e it boots up and the keyboard work…
... :
[CODE]
10 CLEAR 64999
20 FOR n ... hear audio from the machine (keyboard clicks, BEEP 1,1 etc ...What is this Nirvana engine?Ive been trying to look for a thread on this but cant seem to locate one. I downloaded a spanish game called El Stompo that uses this engine which ha…
... . It can scan the entire keyboard and draw up to seven ... these engines use a straightforward buffer to store the attributes, making ... a fixed address for the buffer so cannot scroll.
buffer of attributes, so it could ...Ghostbusters - New Loader?[URL="http://www.worldofspectrum.org/infoseekid.cgi?id=0002025"]Ghostbuster's[/URL] original loading screen was just a bunch of (c) credits and a mas…
... />
[LIST]
[*]CALL $995F = clear screen
[*]CALL $A741 = decompress ... attributes
[*]CALL $ADC3 = copy buffer to screen
[/LIST]
Interface 1bis updateSupport for connecting a standard PC keyboard to the interface?s PS/2 socket, in place of a mouse, has been added. The external keyboard?s output is …
... one question which is not clear for me either on the ... is a mouse or a keyboard and switch over accordingly?
Joystick Interfaces on +2AJust found out that my DK'Tronics joystick interface doesn't want to play with my +2A (black). The Kempston port works OK, but not the Sinclair port…
... to. You'd have to buffer/invert their behaviour if you ... bit order for half the keyboard like Sinclair does or not ...Double-Buffer ScreenFor my Alien Breed Speccy re-write I decided to use a Double Buffer (DB) or 'Back Screen' to draw all the game action onto, before shuffling the whol…
... obvious reasons.
The back buffer screen is stored at 32768 ... Editor)
;
; Transfer back buffer screen to main spectrum screen ...
;
; The back buffer screen is at 32768
;
ld bc,0 ; first clear the x,y coords (b ...USB Keyboard Interface interest?Hi, I was wondering if anyone else out there is interested in a USB interface for the ZX Spectrum (particularly the rubber key models, though it sho…
... not to plug an alternative keyboard into the Spectrum, but to ... break out the original keyboard membrane only (the rest of ... can use the original spectrum keyboard with an emulator on my ... keys being pressed from the buffer.
I'll definitely ...displaying all memory activity in a screenDunno why I keep thinking about this, but here goes Is it easy enough to add a screen to an emulator that shows every memory address' activity.... …
...
[LIST]
[*]Allocate and clear two 64K buffers to represent ... write 0xff into the write buffer. Do the same for ... . I used the read buffer value for each byte as ... pixel, and the write buffer as the Red value. ... each byte in each buffer by 1 unless it' ...displaying all memory activity in a screenDunno why I keep thinking about this, but here goes Is it easy enough to add a screen to an emulator that shows every memory address' activity.... …
...
[LIST]
[*]Allocate and clear two 64K buffers to represent ... write 0xff into the write buffer. Do the same for ... . I used the read buffer value for each byte as ... pixel, and the write buffer as the Red value. ... each byte in each buffer by 1 unless it' ...displaying all memory activity in a screenDunno why I keep thinking about this, but here goes Is it easy enough to add a screen to an emulator that shows every memory address' activity.... …
...
[LIST]
[*]Allocate and clear two 64K buffers to represent ... write 0xff into the write buffer. Do the same for ... . I used the read buffer value for each byte as ... pixel, and the write buffer as the Red value. ... each byte in each buffer by 1 unless it' ...Spectrum+ keyboard issueHi I have a spectrum+ (issue 4s board) where the 1-5 keys do not work. I have replaced the membrane and checked for continuity. I have also tested …
... />
The Z80 reads the keyboard by performing an I/O ... address line low, the input buffer in the ULA (which is ...FUSE serial communication sample anyone?Hi, in [URL="http://manpages.ubuntu.com/manpages/precise/man1/fuse.1.html"]FUSE man pages[/URL] one finds switches for serial comms. By using --inte…
... br /> di
;; buffer to hl
ld iy ... ; original buffer to de
or a ; clear carry flag ... ; original buffer to de
or a ; clear carry flag ... rs232_getb(byte *b) {
/* buffer empty */
if (rs232_ib_beg==rs232_ib_end ...FUSE serial communication sample anyone?Hi, in [URL="http://manpages.ubuntu.com/manpages/precise/man1/fuse.1.html"]FUSE man pages[/URL] one finds switches for serial comms. By using --inte…
... original buffer to de
or a ; clear carry flag ... original buffer to de
or a ; clear carry flag ... extern word rs232_buffered_input(byte* buffer) __naked;
extern ... byte *b) {
/* buffer empty */
if (rs232_ib_beg==rs232_ib_end ...ProTracker manual/instruction in English?Hello. A friend of mine would like to start making AY music on ZX Spectrum. In this purpose he'd like to have a ProTracker's instruction/guide/manu…
... /> by one click)
√ Clear sample, ornament
√ Copy sample ...
L - clear note
*ssL - clear note with parameters
ssE - memorize channel into buffer
ssR - recall channel ... )
How to clear track quickly:
a) if ...Elite Kickstarter ProjectAs some of may know Steve Wilcox of Elite is currently close to raising ?60k via Kickstarter to begin manufacturing a USB spectrum keyboard. I have g…
... in November 2013, it?s clear that the estimated September 2014 ... Spectrum will be a Bluetooth keyboard, initially for iOS and subsequently ... and tablets. Optionally, a Bluetooth keyboard in the form-factor of ...Frames Per SecondHow many frames per second did the ZX Spectrum run at? I've found games that are 12.5fps but Ive recently been informed some games were at 25fps ...…
... to another part of memory - buffer. When you draw directly to ... method. When you draw to buffer, it takes more time and ... the background and will have clear areas around them), some are ...New Game : X=Y=ZFull version of X=Y=Z is now available from my site at: [URL="http://www.bobs-stuff.co.uk/extras/x=y=z.zip"]http://http://www.bobs-stuff.co.uk/extra…
... know, but all will become clear in the end), but which ... 'll likely hang up my keyboard, as it were.
ZX-Paintbrush 2.5 publishedDear readers, as there were many updates since the last version, I want to bring this to public, so that I hopefully can return back to ZX-Assembler…
... that moving the figure with keyboard arrow keys does not use ... .jpg[/IMG]
... simply clear the option with "... use thin ...Harlequin runningHi all, Just thought I'd post a wee pic of my Harlequin kit which I received yesterday and assembled in double quick time. A great piece of hardwar…
Nice job on the keyboard :)
PokeMon (both here ... run of cases constructed from clear acrylic sheet for the ZX80Core ...Game of Life.Last year (I think) or maybe the year before, I entered a Game of Life simulator into the CSS CGC compo but for the Sinclair ZX81. I decided to port…
... a square
[*]CLS (V)- clear the screen
[*]ENTER - done ... back in BASIC that the keyboard is checked.
The ...Weird 1982 Copyright message after cap change.Hello All, As mentioned before I had a busted Issue 6 48K Spectrum+, one of the capacitors had leaked, and trashed the keyboard membrane ribbon. Us…
... display is really nice and clear now!
I've ... other than that without a keyboard I can't think of ...
