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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…
... /> I swapped the address lines in the interface to make it ... PCB than the brown one in the other one I opened ... keys, but still registers on IN 31 no problem.
Anyone ... -
What would you do with four joysticks?Anyone got some inspiring ideas for four-player games, or twin-stick two-player games..? I can think of, for four players: [I]Warlords[/I] (Atari) […
... .g. IN 63 instead of IN 31, and IN 0xEFEF instead of IN 0xEFFE.
Quick fix for four joysticksHere's a quick modification to add four joysticks to any Speccy. This assumes you already have two Sinclair ports. [URL="http://joefish.co.uk/specc…
... , or scratch a break in the circuit track). Then ... now responds to IN 55 instead of IN 31 (or any other ... ]10 PRINT AT 0,0;"IN 31 = ";IN 31;" "
20 PRINT AT ... 2,0;"IN 55 = ";IN 55;" "
30 GOTO ... I write software to use IN 55, is that future ...PlusDlite problems with 128K modelsLast year I developed the PlusDlite, and already shipped out a couple of them. Only recently I discovered some problems with 128K models. I remember…
... Spectrum, but with a 1N4148 in between.
To give ...Plea for new hardwareI'm posting this as a poll as I want to judge if I'm a solo loon going on about this, or if people really are interested in either of the following S…
... if people really are interested in either of the following ...
[B]1. A plug-in graphics card[/B], like [I ... all cards ended up in the same mode with ... interface[/B] that supports IN-31 and IN-55, for adding an ... , is there the demand in the community? I'm ...Problem with DivIDEHi There is a problem on ZX-Spectrum +2 (Grey Model) + DivIDE 2k14 here is video with problem [URL="http://www.youtube.com/watch?v=nIQboFo7Epc"]h…
... ]10 print at 0,0;in 31,
20 goto 10[/CODE ...
ld bc,#001f
in a,(c)
ld b ...Unable to reflash DivIDE2k14I've been trying to reflash my DivIDE 2k14 from Lotharek. I'd like to replace the FATware version supplied with the one approriate for my 128k +2 Eng…
... 've tried the version from Velesoft (in the archive at [url]http ... ://velesoft.speccy.cz/zx/divide/systems/ ...+2A/Kempston interface incompatibility?Hello forum,<br><br>So, I used to be active here about eighteen months ago. I liked messing about with turboloaders. Then I disappeared b…
... -Interface
Nada. PRINT IN 31 just returns zero. (Well, it ...Odd joystick interface / startup behaviourI was experimenting with setting up a machine to run [i]Bomb Munchies[/i] at the weekend and was surprised by a particular condition that caused my +…
... K-55 ones to decode IN-55 (00xx0xxx) and it ... sure only decodes xx0xxxxx for IN-31. On startup, the +2A ... is if there's an IN 0 or something being ... is there anything like that in the startup sequence of ... there anything known about odd IN commands on a +2A ...The history of ESXDOS, the DivMMC and the DivMMC EnJOY![img]http://benophetinternet.nl/hobby/divmmc_history/1%20esxdos.jpg[/img] These are the stories behind esxDOS, the most popular operating system e…
... ): Some .commands (DivIDEo, etc.)
▪ Velesoft (.CZ): .snapload command maintenance, some ... interface soon" was because Velesoft was interested in making an interface for ... passed, and we also contacted Velesoft in order to get new ports ...Noob's guide to joysticksWhy on earth would I be asking this *now*, I hear you all scream? The answer... curiosity. Back in the day all I ever had was a +2 and Sinclair's …
... interface worked - with the IN 31 function. As I never owned ... as:
LET x=x+(IN 31=*value1*)-(IN 31=*value2*) where *value1* and ... a Kempston would be with IN 31 or have I got ... (Aside: does putting "timedata joystick" in quotes and getting one hit ...ZX-2-PC Interface continue...A couple of months ago I started to built an interface for less then ? 5,00 which should communicate to the PC on a high speed. Yesterday I managed t…
... store directly to harddisk/diskette. In this way it is not ... work as inserting a tape in a recorder. The code ... TO 64255
20 OUT 31,255 : REM SIGNAL TO ... LOAD
30 POKE F,IN 31 : REM PC IS FASTER THAN ... 50 NEXT F
In MC however the Spectrum and ...What is a Kempston joystick?Just a quick question from an ignorant Commodore user (what, a Commodore user on this sacred ground? Relax, I'm a fan of all 8-bits, including the wo…
I thought that reading the Kempston joystick was via IN 31... oh well, maybe I should re-read my Speccy mags again.Kempston Interface To Work On 128K +2a ( HELP )Hi need some Advise I'am trying to play games on a 128K +2a Using a (Kempston Interface +3) but it will not work (WHY) , do you need to setup or so…
Plug your Kempston interface into +3, switch the computer on, and type:
10 print at 0,0;in 31;" ":go to 10
and Run it.
If you move stick or press fire, the values on screen should change. If it does so the interface works well.2 questions regarding partial port decoding1) What happens if the Spectrum reads from a port whose number matches the criteria for more than one device ? Does only one of the devices get to r…
... vary with different Spectrum clones (in particular, the Timex machines do ... the Kempston joystick ? The standard "IN 31", corresponds to a port address ... ?
Shouldn't IN A,(15h) also access the ... (A7..A0) are involved in the circuit diagram and those ...2 questions regarding partial port decoding1) What happens if the Spectrum reads from a port whose number matches the criteria for more than one device ? Does only one of the devices get to r…
... the Kempston joystick ? The standard "IN 31", corresponds to a port address ... requirements ?
Shouldn't IN A,(15h) also access the ... br />
[code]
Port 31 = 0001 1111
Kempston = 000x ... , it will respond to an IN from port 15.
< ...New Compo IdeaI've had this idea and would like to know what do you think about it. I think that most of us here know how to code in BASIC. The problem with Specc…
... ]
On 2005-03-31 14:48, Arjun wrote:
in BASIC routines?
in Borders.
... easy. You just read "IN 31" and it'll give ... IS compiler, (and sometimes in BASIC) you can get ...New Compo IdeaI've had this idea and would like to know what do you think about it. I think that most of us here know how to code in BASIC. The problem with Specc…
... can be read with IN 61438 and IN 63486, respectively.
* ... Joystick can be read in port 31: IN 31 which give you a number ... />
On other machines: search in VARS for start of BASIC ... message printed out is contained in ROM starting at address 5010 ...Kempston mouse inverted axels?Hi I have a problem with my Kempston mouse :???: X and Y axels are inverted (and I'm using mouse right way!), ie. if I move mouse left, cursor moves…
Extracting the Multiface ROM?Is there an easy way to save the contents of a real Multiface 128 ROM to tape, on a real spectrum, for the purposes of transferring it to PC for emul…
Try ports 159 to page in, 31 to page out. These are ... MF1` - maybe you have something in between an MF1 abd an ... fo page OUT, port 31 to page IN. Also, the MF128 HAS ... run the code to page in the ROM, else it will ...+3 Joystick interfaceI have just purchased a +3, never had one and I wanted to here the 128K music on my games. I know the built in JS ports are wired differently, so do…
... a +3 - anything generic port 31 will be fine. Not sure ... have the ROM carts plugged in tho - IF2 and the RAM ... may work as a simple IN 31 port but it's your ...Cool BASIC tricks and tips!Following on from Dunny's excellent suggestion of a compendium of BASIC tips + tricks, I believe it would be better to have a topic dedicated to it. …
... years ago I had pride in cracking basic loaders and doing ... Q,A,O,P using IN instead of INKEY$?
I ... and move the mouse pointer in the diagonal position, something that ... Kempston joystick you can use IN 31. This will also read diagonal ...Cool BASIC tricks and tips!Following on from Dunny's excellent suggestion of a compendium of BASIC tips + tricks, I believe it would be better to have a topic dedicated to it. …
... gain even more.
AND 31 to reset bit 7 to ... :
[code]
LET a = IN 31
IF(a AND 1 ...Sound / Kempston EmulationHi I'm working on a spectrum emulator and I need som help. i still have loads left with the Z80 (not fully implemented yet) but I'm trying to get a h…
... to what comes in from IN 31 (and friends). Documented in the FAQ, if ...Dual Kempston joystick?Hi. I've seen pictures of Kemspton joystick interfaces that have more than one port, ever 3. Are these intended for mutiplayer games or what? Is ther…
Kempston Joystick is read using IN 31.
If two or ... standard would need to be in place first.
Interesting ...IN for KempstonHi all A few years ago I wrote a Spectrum program that used graphics on screen to indicate what position a Joystick was in. I need the read IN instru…
...
IN 31 Kempston
IN 63486 Sinclair Joy 2 ...
IN 61438 Sinclair Joy 1
Left 5 IN 63486 BIT 4 (16) Down ... 6 IN 61438 BIT 4 (16)< ... br /> Right 8 IN 61438 BIT 2 (4) ... Fire 5 IN 61438 BIT 0 (1)< ...IN for KempstonHi all A few years ago I wrote a Spectrum program that used graphics on screen to indicate what position a Joystick was in. I need the read IN instru…
... , just tried the following program in Spectaculator 6.30:
10 PRINT AT 0,0;IN 31;" ": GO TO 10
[/code ... is pressed at which point IN 31 returns 0 again. Surely this ...Input/Output on Edge ConnectorI would like to sense a pulse on the data bus via the edge connector, i.e. on or off. How do you decide what port it is on? I would also like to send…
... /> I would be using Assembler IN/OUT commands.[/QUOTE]
31 - in Basic it can be readed as Let i= IN 31.
For Port 31 (Kempston) a simple schematic is ...
