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unusable KEMPSTON JOYSTICK in gamesSome ZX games use bad routine for read kempston joystick port. For example game BLOOD VALLEY read kempston joy from port #DF ( BIN 11011111 ). This s…
22 ZX games with fixed kempston joystick controll (some original games ... unplayable. Next games read kempston joystick from port #DF instead from port #1F. Here ... exist incompatible kempston joystick interface. This games use correct port and work ... -
unusable KEMPSTON JOYSTICK in gamesSome ZX games use bad routine for read kempston joystick port. For example game BLOOD VALLEY read kempston joy from port #DF ( BIN 11011111 ). This s…
... Next games read kempston joystick from port #DF instead from port #1F. ... kempston joystick interface. This games use correct port ... and work with any kempston :-)[/QUOTE]
kempston joystick controll:
... -
SPECTRA New from Paul FarrowLooks good! Read about it [URL="http://www.fruitcake.plus.com/Sinclair/Spectrum/Spectra/SpectraInterface.htm"]here[/URL]
... only time the SPECTRA can read and write to the ... his other customers own a Kempston mouse, SpecDrum or ZXATASP ... Kempston Mouse driver. The SPECTRA interface filters all IO requests for port ... SPECTRA will coexist with all Kempston Mouse applications without a ... -
Kempston detectionI could use some help. This Kempston joystick behaviour drives me mad. I've written a game called Necrospermia recently ([url]http://www.worldofspec…
Nice bit of code there Hiruku. I like the way the $1F in C is used both to read the port AND mask the kempston bits. And multiple reads to ensure no problems with noise on the bus. -
Ay Real Time Synthetizer SoftwareSpectlemen and Spectladies!It's been a long time that I'd like to ask this.... I ask thee to create a new musical software for our ZX Spectrum machi…
... talking more about a Kempston specification interface as they ... *) transpire to enable joystick port MIDI input, I'm ... to function with both port types.[/QUOTE]As Guesser ... write some code to read this data (and this ... the RS232 128k MIDI port, as it's already ... -
The new Superfo cloneHi In the spanish forum speccy.org some guys and me have optimized the superfo clon to have less ICs. The actual design has 39 ICs versus the 45 ICs…
... collision:
If CPU read port from adress #FF01 then low ... lines A7-A0 active kempston joystick port + AY port for reading and ... adressation as old kempston interface, all kempston based software for ... new logic for disable kempston if AY port is readed (or ... -
The new Superfo cloneHi In the spanish forum speccy.org some guys and me have optimized the superfo clon to have less ICs. The actual design has 39 ICs versus the 45 ICs…
... /> [CODE]
000xxxxx Kempston
xxxxxx0x AY/Memory Paging ... ADRESSATION
VALUE PORT A15 ... A0 READ WRITE
------------------------------------------------------------------------------< ... -
The new Superfo cloneHi In the spanish forum speccy.org some guys and me have optimized the superfo clon to have less ICs. The actual design has 39 ICs versus the 45 ICs…
... port)
Kjoy - ď?đň ęĺěďńň?? ?ć??ńňčęŕ (kempston joystick port)
Kmou - ď?đň ęĺěďńň?? ěűřč (kempston mouse port)
Pag - ď?đň ńňđŕ?č? ďŕě˙ňč (memory paging port ... -
The new Superfo cloneHi In the spanish forum speccy.org some guys and me have optimized the superfo clon to have less ICs. The actual design has 39 ICs versus the 45 ICs…
... joystick interfaces:
1. Kempston, mapped on $1F port.
2. SJS1 ... to the Kempston standard are read by reading the Z80 input port $1F ... & +3 SJS interfaces are read the same way that the ... keyboard is read, and map as detailed above ... -
Mouse systems for ZX Spectrum[U][B]Mouse systems for ZX Spectrum[/B][/U] Okay, I have been reading the [URL="http://www.worldofspectrum.org/forums/showthread.php?p=688449#post68…
... Kempston mouse years ago. I seem to remember if you read ... 0-255.
Kempston mouse return absolute positions ... />
Mouse driver read mouse ports with absolute positions ... after long pause), then read current X and Y ...
Max Y port value is 255 and ... -
Mouse systems for ZX Spectrum[U][B]Mouse systems for ZX Spectrum[/B][/U] Okay, I have been reading the [URL="http://www.worldofspectrum.org/forums/showthread.php?p=688449#post68…
... connected to IF 1 serial port. But... it would work. The ... (=rewire). But then you could read all mouse data including all ... could also read serial mouse / PS2 mouse data through kempston joystick port. it ... -
Survivisetction .tapI found on some site about Atari :lol:a link to something like .tap version of recent great Russian Spectrum game Survivisection. I don't know if it…
... as I had problems with Kempston mouse and some texts seem ... ,#FADF ;mouse buttons port
IN A,(C) ;read buttons status
Mouse as Joystick?I've read somewhere that particular mouses can act as joysticks and can be plugged into standard Kempston Joystick port (i.e. on Interface II). Is th…
[QUOTE=tstih;692315]I've read somewhere that particular mouses can ... can be plugged into standard Kempston Joystick port (i.e. on Interface ...Mouse as Joystick?I've read somewhere that particular mouses can act as joysticks and can be plugged into standard Kempston Joystick port (i.e. on Interface II). Is th…
... QUOTE=tstih;692315]I've read somewhere that particular mouses can ... can be plugged into standard Kempston Joystick port (i.e. on ... Czech old mouse signed as "KEMPSTON MY?"
[url]http ... software from PROXIMA contain kempston joystick drivers compatible with ...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…
... IN protocol and bodge a Kempston interface.[/QUOTE]
... "port expander" type arrangement. You mod the Kempston ... read. The program has to output a value to I/O port ... 31 to select which joystick to read. ... It then reads the joystick from I/O port ...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…
... was not distinguishing between port I/O and memory ... least A5, I/O and READ all work fine.
... 't one with two Kempston joysticks ready side-by- ... address line going low for Kempston. That's bit A5, ... interface, though the 8-way Kempston one sounds good. The ...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…
... be Sinclair style instead of Kempston?
What I propose ... a row of keys, then read from port $FE (254), you set ... the high byte and read from port $EF (239) instead. That ... 't bugger up any cartridge port).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…
... be Sinclair style instead of Kempston?
What I propose ... a row of keys, then read from port $FE (254), you set ... the high byte and read from port $EF (239) instead. That ...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…
... interface would continue to be Kempston compatible - it could ... previous operation, so the read would be unpredictable. It ... and only add one port each, and that's ... if they have a through-port.
As ... for my port, it could be officially defined ...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…
... previous operation, so the read would be unpredictable. It ... need custom software to read it or a switch ... build a prototype 8 port kempston would you prefer to ... makes the code to read inputs easier?
... game for example. Just read all joysticks OR-ed ...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…
... +2A I can read the Kempston joystick port on IN 31 (Kempston) and the ...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…
... . Now I recall that keyboard port was also main issue for ... ) due to different values read from FE port.
Need to check ... 244 (no use of that). Kempston is partially decoded with A5 ...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…
... . Now I recall that keyboard port was also main issue for ... ) due to different values read from FE port.
Need to check ... 244 (no use of that). Kempston is partially decoded with A5 ... . Therefore, when referring to the port #FE, IF2 will be unavailable ...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…
... one read.
For compatibility with old games that use Kempston ... just use the first joystick port for everything.
... Left/Right/Fire on one port, and the spare buttons work ... connected to a Sinclair #2 Port. You could connect six-button ...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…
... one read.
For compatibility with old games that use Kempston ... just use the first joystick port for everything.
... Left/Right/Fire on one port, and the spare buttons work ... connected to a Sinclair #2 Port. You could connect six-button ...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 …
... without give me chance to read it.[/QUOTE]
Hmm, interesting ... the Joystick option and no Kempston joystick was plugged in. That ... .[/QUOTE]
Yep, I will port at least The Cursed Key ...Where do you stick the stack?...OK, so I've got a fair chunk of ASM code assembled from 24000 mark. The stack shouldn't get very big, just a few PUSHes and POPs of the main regis…
... unnatural-feeling.
The Kempston mouse keeps track of its ... by remembering the last position read from the hardware, subtracting that ... simply reading an i/o port.
In conclusion, please ...Where do you stick the stack?...OK, so I've got a fair chunk of ASM code assembled from 24000 mark. The stack shouldn't get very big, just a few PUSHes and POPs of the main regis…
... Amiga Mouse Plugged into a Kempston Joystick Interface" is a ... modern mouse to an old kempston mouse interface, you'd ... resolution.
The Kempston would have been better had ... on port reads and then automatically zeroed the total following the read ...unusable KEMPSTON JOYSTICK in gamesSome ZX games use bad routine for read kempston joystick port. For example game BLOOD VALLEY read kempston joy from port #DF ( BIN 11011111 ). This s…
... /> THE ARTIST with fixed kempston joystick port:
[url]http://velesoft.speccy ... ?id=0007918[/url] ) read kempston joystick from port #00DF instead port #1F. This utility ... work only with kempston joystick ...unusable KEMPSTON JOYSTICK in gamesSome ZX games use bad routine for read kempston joystick port. For example game BLOOD VALLEY read kempston joy from port #DF ( BIN 11011111 ). This s…
... /> THE ARTIST with fixed kempston joystick port:
[url]http://velesoft.speccy ... ?id=0007918[/url] ) read kempston joystick from port #00DF instead port #1F. This utility ... work only with kempston joystick ...
