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Keyboard TrickI know how to use the multi key in BASIC with IN you can get the keys [QUOTE]IN 254+256*(255-2^K)[/QUOTE] K is the keyboard's half row, comes from …
... BASIC along. Bit manipulation of keyboard presses is a great example ... /> PUSH HL ; Will return buffer position later
LD BC ... to where you want the buffer to be.
;22528 ... slightly longer routine, the buffer could order the keys in ... -
Disabling the +3 disk buffer; yes, but how?I would like to disable the +3 disk buffer in order to retrieve those 4K from the machine's RAMdisk. By reading the computer manual and some posts on…
... will disable the +3 disk buffer. This hardly makes any difference ... once, and a cache or buffer doesnt make hardly any difference ... />
or
10 CLEAR 49151:FOR F=30000 TO ... -
Surely not Buzzsaw+ Already..?But this game has had such a short development time, how can this be? Free version of [I]Buzzsaw+ (Foxton Locks Mix)[/I] available here: [url]http:…
... the start point in the buffer each time. Although I can ... of pitch, and even a clear 0-0-0-0-1 ... -
eBay woes. Advice needed please.This is not really how I wanted my birthday to turn out but here goes. On Sunday just gone I won [URL="http://www.ebay.co.uk/itm/281085302148"]this[…
... : do you want that keyboard badly? Seems like a ... waste to let a ? 41 keyboard be disposed of, if ? ... could always re-sell the keyboard again. In any case, ... thing is to make it clear that seller can be [ ... /> [*] Do nothing, let the keyboard be disposed of by the ... -
eBay woes. Advice needed please.This is not really how I wanted my birthday to turn out but here goes. On Sunday just gone I won [URL="http://www.ebay.co.uk/itm/281085302148"]this[…
... />
I want the keyboard, no question about it, probably ... : do you want that keyboard badly? Seems like a ... could always re-sell the keyboard again. In any case ... is to make it clear that seller can be ... [*] Do nothing, let the keyboard be disposed of by the ... -
2013 projects: new PlusD, DivIDE and MultifaceI have written about this before, but as I want to let these project be influenced by your opinions, I thought to create a separate topic about it. …
... just joystick decoder, working as keyboard. There are quite many designs ... .
Maybe Chris Smith can clear that up?
[QUOTE ... -
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…
... was inserted into the ring buffer for the higher level code ... in this codepath was to clear out the "key being pressed ... -
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"…
... ) {
create empty QUEUE
clear array DISTANCE[]
mark DISTANCE ... is just a small circular buffer, and DISTANCE is just a ... temporary buffer area. I assume my pseudo ... -
"Your Game" - a ZX Spectrum game making competitionHello! Here is an interesting information from Alone Coder: **************************************** "Your Game" ZX Spectrum game making competi…
... the bottom row of a keyboard. Or we can't say ... numerous times and they are clear. They even can sell one ... -
"Your Game" - a ZX Spectrum game making competitionHello! Here is an interesting information from Alone Coder: **************************************** "Your Game" ZX Spectrum game making competi…
... the bottom row of a keyboard. Or we can't say ... uses. Part 8 is pretty clear that clone machines is not ... -
Timex 2048 + Interface 2When playing with ZXC3 cartridge (very nice piece of HW from Paul - highly recommended), I connected original Sinclair IF2 to TC2048 and... no joysti…
... external keyboard interface (PS/2) is build using tri states buffer it ... may (or it will) block ZX keyboard at ... -
Timex 2048 + Interface 2When playing with ZXC3 cartridge (very nice piece of HW from Paul - highly recommended), I connected original Sinclair IF2 to TC2048 and... no joysti…
... that is enough that LS245 buffer will block reading from external ... state. Now I recall that keyboard port was also main issue ... -
Timex 2048 + Interface 2When playing with ZXC3 cartridge (very nice piece of HW from Paul - highly recommended), I connected original Sinclair IF2 to TC2048 and... no joysti…
... that is enough that LS245 buffer will block reading from external ... state. Now I recall that keyboard port was also main issue ... the internal ports Timex, the buffer 74ls245 will block an external ... -
Spectaculator BlogHi All, I've decided to start a Spectaculator development blog [URL="http://www.spectaculator.com/category/blog"]here[/URL]. Normally months (somet…
... empty speccy 48k case with keyboard in good condition, I'll ... it and some don't clear the screen between frames so ... -
JSSpeccy v2.0 releasedI'm pleased to announce version 2.0 of JSSpeccy! [url=http://jsspeccy.zxdemo.org/]Online version[/url] [url=https://github.com/gasman/jsspeccy2]Sour…
... ) something that sounds like the keyboard click keeps clicking. Even after ... is slipping on its buffer or the buffer is moving?
Kempston (joystick) keyboard??Dear all, I am playing with an idea to have a Kempston keyboard. The wiring would be the same as Kempston Joystick to meet its standart, so that all…
... them, but you would set/clear a bit on the high ... switches to reproduce the entire keyboard. But it would need a ...Kempston (joystick) keyboard??Dear all, I am playing with an idea to have a Kempston keyboard. The wiring would be the same as Kempston Joystick to meet its standart, so that all…
... them, but you would set/clear a bit on the high ... switches to reproduce the entire keyboard. But it would need a ... games, where two players on keyboard already might collide and where ...The Official Crap Games Competition 2013 Thread!Just to announce that the 2013 CGC is OPEN! [IMG]http://i1142.photobucket.com/albums/n608/daveyboyhughes/cgctitle2_zps77591934.jpg[/IMG] And for th…
... if I use a circular buffer (I guess I'll find ... = 33 then start = 1
keyboard stuff goes here, set new ...Issue 4A repair attemptI think I need some help. I have a nice Issue 4A main board here, which does not give out any video signal. I checked some voltages (the ones that se…
... almost any terminal in one keyboard connector with almost any in ... sure you keep a very clear record of any changes you ...Speccy on WiiHi, Given than Nintendo have now decided to do the Wii-U, I expect that they wont do any more system updates for the Wii, so I've decdied to go the r…
... by a friend having a clear out, and will keep it ... some way to rig the keyboard to be used with the ...How to get 720KB on Opus Discovery floppy (using PC drive)I upgraded an Opus Discovery yesterday with a PC drive, but I'm looking for the way to get a floppy formatted as 720KB. If I understand other topics…
... standard IBM3820(?) values. But large buffer sizes prevent the loading of ... me try to get this clear in my head:
The ...Homebrew keyboardGuys, just a quick question. I really should know, but I don't :( I've built keyboards for the standard layout before now, and was hoping to expand…
... could not get a clear picture of them both. ... same principle that the + keyboard work on, they only ... stickers for the Kempston keyboard, but I may be ... co.za/wos/Tergniet/Spectrum Keyboard 1.jpg[/IMG]
... co.za/wos/Tergniet/Spectrum Keyboard 2.jpg[/IMG]
...Homebrew keyboardGuys, just a quick question. I really should know, but I don't :( I've built keyboards for the standard layout before now, and was hoping to expand…
... parts)
For my keyboard, i used the remains of ... an old Dell clicky keyboard.
For my composite ... I did add an extra buffer for A8-A15, which may ...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…
... /> Because port 0xfe reads the keyboard as well as the EAR ... the key press, which would clear a bit in the accumulator ...Can a guy that traveled on the short bus learn machine code...Hmmm So after some soul searching I figured it was time to finaly nail spectrum machine code. Its so frustrating to sit infront of a basic listing w…
... .
[code]
5 CLEAR 61439: INK 4: BORDER 0 ... . I was manualy typing in CLEAR 61439 every single time before ... already playing with BC to clear the registers, why not use ... the F&*&ing keyboard. Is there any way I ...Compiler conventions for passing args/return valuesI've been mulling over this for a while, but I can't spot it covered anywhere. There are various methods for passing args and return values between …
... should have made this more clear. I was simply wondering about ... /> f = utoa;
(f)(score, buffer, 10);
How is ...Copying data between memory banks in USR0 modeI am experimenting with Funky Fungus to load the majority of its data (levels, screens, music etc.) into memory banks 1, 3, 4, 6 and (partly) 7 by sw…
... the top 16K of RAM. CLEAR 49151 will do the trick ... use bank 5 as a buffer. That way you only page ...Copying data between memory banks in USR0 modeI am experimenting with Funky Fungus to load the majority of its data (levels, screens, music etc.) into memory banks 1, 3, 4, 6 and (partly) 7 by sw…
... USR0[ENTER].
Now CLEAR 49151. This moves the stack ... use bank 5 as a buffer and you'll have to ...
