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AftermathAm I doing something wrong, or is there a problem with both the TAP and TZX of [url=http://www.worldofspectrum.org/infoseekid.cgi?id=0005934]Aftermat…
... . I think Splat is reading data from port 0x0102, which would normally ... -
FuseX on the Xbox :releases, testing and feedbackI'm creating a new thread here to continue on from the thread about emulators on the Xbox ([url="http://www.worldofspectrum.org/forums/viewtopic.php…
... had noticed my little emulator port. I put so much work ... into the popularity of XPort port, by the way. Xport has ... fans will eventually true your port too, and prefer it due ... /> I do seem to recall reading that the source for various ... -
Contention and floating bus timingHello, I was recently playing a bit with memory contention and floating bus stuff in ZXDS and there is one thing which puzzles me a bit. It is the d…
... attribute byte being read from port #7FFF at 14342.
reading the RAM at 14342, the ... -
Project: M.u.l.e.Wokani came up with a great idea about trying an open-development approach for spectrum games, and I thought why not try with a game I have under dev…
... meant. I didn't mean port them to C.
[/quote ... be for z80 targets but reading about it didn't make ... -
Recent Returnee to the spectrum fold needs hardware adviceHi all. Thanks for taking the time to read this. This is my first post to this forum after I stumbled on this site just a few weeks ago, i only reg…
... which comes with the through port would your device work with ... haven't really done much reading about the div IDE because ... -
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…
... have to decode the entire port address - for instance the ... single even numbered port address). This means the port you use must ... single chip to decode the port address. You can use something ... pulse is detected for later reading etc.)
You may ... -
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…
... when it wasn't a port access?[/QUOTE]
In ... low before writing to or reading from the data bus then ... -
How does the Z80 communicate with hardware?How does the Spectrum (or Z80) interact with other hardware devices? I think devices can communicate with the CPU through interrupts, but how can the…
... it's ready to start reading data from the disk ? but ... I/O instead of the port I/O ? PEEK and POKE ... -
Rom dumping a Mirage MicrodriverI need to dump the rom of my Mirage Microdriver for Zub and don't know what to do...any help?
... from a port
[*]Writing to memory
[*]Reading from memory
port as execution at that address ... -
New (easier) speccy games testI've created a new speccy games test: [url]http://www.sometests.com/tests/Gaming/ZXSpectrumGamesTest_EasierVersion_.html[/url] Again it's 20 questi…
... to do a 16-bit port read to read the keyboard ... an innocent error caused by reading a lot of Ultimate code ... engine encouraged a generic keyboard reading routine than a 2d game ... up with a decent keyboard reading routine sometime in its spectrum ... -
The direct bus or indirect one... that is the questionThe Ethernet project continues...and I'm in a quandry. So I've managed to implement enough socket library for the W5100 that socket, bind, listen, a…
... just fine every time. However, reading in auto increment mode simply ... ports instead of one: One port to latch data and another ... -
The direct bus or indirect one... that is the questionThe Ethernet project continues...and I'm in a quandry. So I've managed to implement enough socket library for the W5100 that socket, bind, listen, a…
... . CS is generated by the port decode, but everything else is ... never been a problem, only reading.
The logic analyzer ... -
Graphic equalizer m.c. program neededBack in the 90's I had a full-screen attribute equalizer that was simple, yet very impressive. We used to listen to Vangelis or Jean M Jarre by conne…
... .
Reading from bit5 of the EAR port and rendering a ... .
1) Analysing the ear port and processing its input into ... -
** Vu-meter competition **Apologies if this is in the wrong section. At the moment, the official number of entries is [COLOR="Red"]0[/COLOR]. :p [B][U]Why?[/U][/B] I was tr…
... way I sample the EAR port. Rather than timing one transition ... affect the EAR port. It is a bit like reading a record ... continuous sampling of the EAR port. Any other key to stop ... -
CF to IDE adapterthese things say that they allow a CF card to appear to a computer as an IDE device, at the hardware level. I'm just curious, would a CF card connec…
... i get odd characters while reading the card, besides, i get ... same concept, but uses different port address.
But as ... -
Detecting a Kempton joystick...I've been playing with the idea in the games I'm currently developing so that once the Kempston joystick has been selected you can hold FIRE down to …
Do your port reads after a HALT to avoid reading the [URL="http://scratchpad.wikia.com/wiki/Floating_bus"]floating bus[/URL] with no Kempston attached. -
I love ArcadiaA simple topic, eh? True, though! Great to play it again after a 23 year gap. I always liked static screen arcade shooters, and I think Arcadia deser…
... know I had problems with reading the port on Pud Pud, which ... menu option rather than just reading it anyway). -
Detecting a Kempton joystick...I've been playing with the idea in the games I'm currently developing so that once the Kempston joystick has been selected you can hold FIRE down to …
[QUOTE=Woody;239126]Do your port reads after a HALT to avoid reading the [URL="http://scratchpad.wikia.com/wiki/Floating_bus"]floating bus[/URL] with no Kempston attached.[/QUOTE]
Thanks Woody. -
Detecting a Kempton joystick...I've been playing with the idea in the games I'm currently developing so that once the Kempston joystick has been selected you can hold FIRE down to …
... from a non-existing IN port, for instance FF, the ULA ... the high byte of the port address is between 0x40 and ... happen when the ULA is reading the screen memory, about 60 ... -
Remakes using Spectrum graphics - worth doing?After reading the comments in this [post=251540]post[/post], I was surprised to see some support for the idea of a PC remake (or sequel) of a Speccy …
[QUOTE=Mousey;253215]Reading between the lines, it seems ... process; there was a recent port of [b]Jetpac[/b] from ... -
Ant Attack on the C64?I didn't know that Ant Attack came out on the C64, I thought it was Speccy only. Someone (NickH, I think) provided a link in another thread to a maga…
... /> I remember playing the C64 port a few years back though ... Speccy original, as I remember reading about it (and getting the ... -
Spectrum Ethernet updateThis week's theme is [B]Frustration.[/B] [url]http://spectrum.alioth.net/doc/index.php/Current_events[/url] But I'm confident it will come right.
... the lines of reducing my port footprint from 4 ports to ... 1 port by having all the CPLD ... /O (because, well, it's reading or writing buffers which are ... control MREQ on the through port, to prevent shadow rom clashes ... -
Spectrum +3 to PC serial cableGreetings, I apologize if this has been discussed before. I did a search and came up with a few things related but not exactly what I was looking for…
... ]If anyone from Portugal is reading this, and still uses a ... programming the 128K's serial port up to 38400 bps, and ... -
Why didn't The Pawn on the Spectrum have graphics?I've noticed that other versions of The Pawn have graphics, but not the Speccy release. Why is this? I think good graphics could have been achieved o…
I remember reading that the Speccy version was a direct port of the QL original (which I think didn't have graphics to begin with), running on a specially made QL emulator. I think aowen mentioned that a few years ago. -
HELP: Installing FUSE on OpenSolarisDigital Prawn has made packages of Fuse 0.9.0 for OpenSolaris. I am still trying to get Fuse 0.10.x to compile under Solaris 10 U6.
... "Game Port" type analogue joystick. I infer this by reading the supplied ... want to use a game port type analogue joystick with the ... -
Porting more adv games to the ZX SpectrumIf anyone is up to the task, I'd love to see a port of some of my other games on the ZX Spectrum. I myself need to find a manual for Sinclair BASIC b…
... is alter the subroutines to port the game. Just put stdio ... are done directly rather than READing them in at the start ... -
How to read AY Registers from M/C?Gentlemen, I will appreciate if you can provide me some details on this, as I could not find info in other sources. I would like to know if it's pos…
... read from Register 7 before reading it?
Sorry, just ... read from the control port, not the value port. (I misread the ... -
Your favourite old arcade game clonesOld arcade games i.e. Space Invaders, Galaga, Pengo, Centipede, etc. I know it's far easier now to play the original version, and that's usually my p…
... =zxbruno;281701]Hehe, I was reading the games bible and now ... correct joystick and sound chip port addresses
for each machine ...
