For me, a decent port of Monkey Island, or any ... the user can open and read files.
- ULAplus is desirable ... arrow keys and/or mouse. Kempston mouse is available as Spectrum ... DivMMC and ZXMMC atm, and Kempston mouse in the near future ...

... simpler.  I went for the Kempston interface because I have a ... /> (PSSST is trivial, just read from port 0xf7fe instead of 0xfbfe and ... QWERT, perfectly mapping to Sinclair port 2).

... the other to either Kempston 55 or Kempston 95.
Speccy ... cannot (yet) handle both Kempston and Interface II joysticks at ... use Interface II  -OR- Kempston as your joystick preference.
read Kemp31/Sinclair67890 no matter the order or to what USB port ...

... such a port, e.g. port 30 for the Kempston instead of ... that the data that is read would be unusable, which is ... Would an OUT to a port that is decoded by two ... ROMCS space is only ever read from, and do not ... ? (An options to spot port clashes and alert the user ...

... II ticked then it will read Kempston 31 and K55/95 on ... configured to use a particular port then this problem will happen ... will only read 12345+67890 via the expansion port and that any ... programmable interfaces that try and read ...

... out there - but specifically with Kempston joysticks. Because it only looks ... line up to A4 and read the 'keyboard' with #EF instead ... decoder than the el-cheapo Kempston-clone standard to
... really needs a dedicated 2-port interface.

K-55 ...

... will only read 12345+67890 via the expansion port”, I presume ... incompatibility between Fuller and Kempston interfaces.
Another ... likely.) For the regular Kempston interface, I believe the ... the official Fuller and Kempston interfaces. Sinclair and Cursor ...

... there - but specifically with Kempston joysticks. Because it only looks ... the Kempston, though!
[Citation needed] regarding the precise port decoding ... line up to A4 and read the 'keyboard' with #EF ... the rationale for modding Kempston, but given the rarity ...

... horrendous things on, like decoding Kempston with 0xxxxxxx, which is why ... gather the convention is to read it with IN 127. However ... the eight outputs trigger the Kempston response (presuably that's to ... />
A DK'Tronics single-port one I have actually has ...

... many distinct sources of information, port lists, tech guides, blog ... DISCiPLE schematic I can actually read that can be automatically ... second joystick appears simultaneously as Kempston and Sinclair 2! The ... , and they can be read in conjunction. This has ...

... that a Z80 CPU can read, but details the way ... which has, besides a standard Kempston joystick port:
- full speed ... - 115200 baud asynchronous [b]serial port[/b] with automatic handshake and ... , except for the Ethernet port driver, which has still ...

... into the expansion port. And it has a Kempston Joystick Interface. And ... loads of times and even read the manual!

I ...

[quote="1024MAK;837946"]Read the image of the ... quote]

I did read it, but actually skipped the ... :(, but it says:
"Kempston, Cursor, Sinclair compatible interface ... includes ... bits active Low, and Kempston responds to port 31, but has bits ...

... update and include options to read 4 USB joypads---
[/quote ... /> You can choose port 31 or port 55 for Kempston emulation for any ... I think joefish's port 55 for Kempston was an excellent choice ...

... Sinclair 2 + Kempston 55 = Working
Kempston 31 + Kempston 55 = not ... Controller 2 = Kempston 55
Inputs are read from 31, but ... to kempston 31
REMmed out line 20 (to read port ... 55) and still no response from kempston 31< ...

... /> ...
Could you make a port-test?
like ask the ... Detecting a change in a port, doesn't really tell you ... active as one (1), example: Kempston;
Others report active as ... and comparing the new read value with previous read.
You could ...

... old design of original kempston joystick interfaces which ... -D4. If software read joystick port after interrupt (border ... kempston joystick interface this game will unplayable, because D5 of joystick port ... /> IN A,(#1F) ;read kempston joy port
AND #E0 ; ...

... joystick port, but use for example this:
IN A,(1F) - read ... connect original kempston joystick interface then bits D7-D5 on port 1F ... on bits D4-D6 on port 1F.
[/quote]

This game read joystick port and readed 8bit data without ... in log.1 if original kempston joystick interface is connect.

[quote="velesoft;853743"]This game read joystick port and readed 8bit data without ... in log.1 if original kempston joystick interface is connect.[/quote ...

... use BASIC/ROM routines, to read keys. The routines are too ... )
- Border and Speaker (ULA Port)
- Keyboard ( a set of ... keyboard half row)
- Kempston ( an external port #1F = 31 decimal)

... two different connectors for Sinclair/Kempston.

[quote="The Mighty ... is read by an IN 127 function much as a Kempston would ... Fuller Audio Box joystick port was read via port $7F (127) but the ...

The Kempston joystick IN 31 read will give spurious results if ... games will repeatedly scan the port for a 0 before deciding ... press FIRE on the Kempston joystick, you get Kempston control. If you ...

Any read of an I/O port where there is no device ... ULA interrupt, then reads the port during the time when the ... />
Also note that some Kempston interfaces don't set the ...

Or if game read joystick port after interrupt then may use ...
RET Z ; detected original kempston joystick (A ignore higher bits ... /> LD A,B ; detected new kempston joystick (A contain full data ...

... corresponding RADDR (Read ADDRess). You can break on port I/O instead ... lower 8 bits of the read port number (RPORT) and breaks if ... therefore, breaks when the Kempston joystick is read.

SPIN also ...

... port from 0 to 31 (A7=A6=A5=0) reads Kempston joystick ... 1 to 31 (or just port 31) read Kempston joystick on most emulators .

... "]any port from 0 to 31 (A7=A6=A5=0) reads Kempston ... 1 to 31 (or just port 31) read Kempston joystick on most emulators ... that I was polling port 11 when reading Kempston joystick controls. It ... , and sure enough, it reads Kempston joystick controls on all ports ...

... issues of Kempston joystick interface read only address line A5 for port address ... , any port with bit 5=0 in its address could read Kempston joystick ... .cgi?id=0000763) reads Kempston joystick from port $DF (223) - and it ...

... issues of Kempston joystick interface read only address line A5 for port address ... , any port with bit 5=0 in its address could read Kempston joystick ... .cgi?id=0000763) reads Kempston joystick from port $DF (223) - and it ...