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Spectrum 128k +2 (grey) RGB Port IssueI have a Spectrum 128k +2 grey model which when connected to the TV with a RGB scart lead via RGB port displays the standard menu screen but flickeri…
I have a Spectrum 128k +2 grey model which when ... RGB scart lead via RGB port displays the standard menu screen ... scart lead from the RGB port and wiggle it so it ... -
what extra port for extra memory ? (256K, 512K, 1024K, etc.)I know that Pentagon uses some extra bits from port 7FFD for extra memory pging: - for 512K model, bit 6 & 7 of port 7FFD - for 1024K model, bit 5, 6…
... some extra bits from port 7FFD for extra ... handle directly the 7FFD port, without taking into account ... to lock the port 7FFD (on +128K/+2) and 7FFD ... using an arbitraty choosen port for this purpose (bits ... is there any established port for extra memory, other ... -
Port 0x7ffd Partial DecodingI'm trying Pitfighter on my emulator and it runs in +2A/+3 mode but crashes in 128k/+2 mode. I traced it down to an OUT instruction which sends 4 to …
... 3 mode but crashes in 128k/+2 mode.
I ... instruction which sends 4 to port 1FFD.
Now ... I made 128k/+2 machines respond to any port address from ... will respond to any port address with bits 1 ... 4 is empty so 128k/+2 machines perform loads ... -
What is an "Unknown Port"?Port FF is unknown and so can return screen data on a 48k/128k/+2 models. But what if no Kempston mouse is plugged in. Is Port DF classified as unkno…
Port FF is unknown and so ... screen data on a 48k/128k/+2 models.
But what ... is plugged in.
Is Port DF classified as unknown or ... -
Using a 128k as a midi synth?Yo guys how do you do it? I just noticed my old 128k has a midi port at the back! Of course I wondered whether or not it could be controlled as a mid…
... just noticed my old 128k has a midi port at the back ... -
256K RAM chips in Spectrum 128KSince I have lot of 256K RAM chips, and my 128K has RAM error, I think about replacing all 16 RAM (64K ones) chips with 256K chips. Then it would be …
... 256K RAM chips, and my 128K has RAM error, I think ... for banks. But on what port?
And refreshing of all ... -
Port Chuzzle Deluxe for Windows to the ZX Spectrum?Hi all, I've been looking around for a Commodore 64 or ZX Spectrum game that's very similar to a Windows game called "Chuzzle Deluxe", but haven't b…
... thread who would like to port Chuzzle to the Spectrum, please ... 're really daring, write a 128K version with music!
DivIDE+ and 128K HeatsinkI got my DivIDE+ yesterday and i tried it on a 48K+ at first, it worked marvelously on it, no problems at all. Today i desided to try it on my 128 H…
... /> I used a standard single port kempston interface after that and ... problems.
After this 128K heatsink incident i tried the ...128K Guru requiredThe answer eludeth me, and I seeketh a higher knowledge! I'm in the process of putting together a very simplistic emulation testbench of my laptop s…
... , 2 ROM banks, and emulated port 7ffd. I added periodic (ish ... a second) interrupts. I made port 254 return ff to appear ... fake/emulate for a sucessful 128K startup?
-- RichardRAM paging and port usageDear users and developers, I'm just trying to find some detail information about RAM paging on the Spectrum 128 and later models, especially those a…
... :
Spectrum 128k and +2:
port 7ffd bits 0..2 ... /> if port 1ffd bit 0 is reset, same as Spectrum 128k and ... +2.
if port 1ffd bit 0 ... of the Spectrum 128k, bits 6 and 7 of port 7ffd are ...Spectrum 128K RS232 to PC serial cableIf you have read some of my recent posts then you will know that I am eager to link my Spectrum +3 to a PC. This will be done by wiring a standard PC…
... 631A plug fitting any Spectrum 128K RS232 socket. I have started ... +12V
PC COM port (9 pin D, male):
port 65533
Write data port 49149
128K Contention - How to get it right?With my recent hardware hackery, I've built a 128K (toastrack) clone. I can't quite get the contention right though. What I'm lack is a clear descri…
... the 0x7ffd, 0xbffd and 0x3ffd port contention behaviour.
... detects a 128K machine, and passes both High Port contention tests ... too often in general, affecting port 0xFE.
To ... the 0x7ffd, 0x3ffd and 0xbffd port checks?
The ...Spectrum / PC Serial Networking (on 128k, +2's etc)Hello there my fellow WoS'ers I have been looking around getting some system readyfor replay, and in one of these stints I notices a PC (RS232) Seri…
Robocop 3 and Spectrum 128K toast-rackHi all, we are going on with the tests on the new 128K emulator for the V6Z80p board, and we have found something odd: Robocop 3 (designed for the 12…
... the tests on the new 128K emulator for the V6Z80p board ... 3 (designed for the 128K) apparently does port accesses creating IR contention ...ZX 128k +2 Bad deal - BrokenI recently traded a C64 for a ZX Spectrum 128k +2 (grey model). I sent a fully working C64, with doubles of the tapes I had. I recieved a shabby and …
... C64 for a ZX Spectrum 128k +2 (grey model). I sent ... a shabby and non-working 128k +2. Power plug is broken ... push that into the RGB port which seems as if it ...Coding for 128kHi all, I wonder if anyone can suggest any useful reading/threads/examples on the fundamentals of 128k coding. Chapter 24 of the +2 manual has prov…
... /examples on the fundamentals of 128k coding.
Chapter 24 ... /> Doing an OUT instruction to port 8189, in which bits 0 ... -not necessarily decided on the 128k only route, I though it ...DK Tronics 3 Channel Interface + 128K Spectrum1. Does the DK'tronics 3 Channel AY interface work with the 128k toastrack / +2 grey? 2. As the DK'tronics interface uses a different OUT command/po…
... AY interface work with the 128k toastrack / +2 grey?
port to the 128K to create sound would ...RS232 on Spectrum 128KDoes anyone actually use the RS232 port on the Spectrum 128K? Is there anything useful that can be done with it? I know about the keypad with the Sp…
... actually use the RS232 port on the Spectrum 128K? Is there anything ... /> I'm working on a 128K expansion for a Spectrum-like ... % slower than a real Spectrum 128K, and I'm wondering about ...Poorly behaved PC serial port affecting RS232 communications on SpectrumHi everyone, I've been searching through the forum for information on the quirks of linking a ZX Spectrum RS232 serial port (e.g. ZX Interface 1 o…
... a ZX Spectrum RS232 serial port (e.g. ZX Interface 1 ... even the built-in port on the later (128k) models). I've ... serial ports - a built-in port and a USB serial adaptor ... . However, the built-in serial port is troublesome in a couple ...Redesigning the ZX Spectrum 128k - A lifelong dreamHello, I am myPinballs (Jim) and i run a small business here in the uk making replacement 8-bit hardware pcbs for arcade pinball games as well as…
... usage
• Fully spectrum 128k compatible
• 8 ... port
• Built in IDE 40 pin connection
• Uses the 128k ... /> • Fully compatible card extension port
• Full plate through ... Finally some videos with classic 128k music (similar to the ...Spectrum 128k +2 Grey and DivMMC reader problemHi guys, I am trying to figure out why the DivMMC reader do not work on a Spectrum 128k +2 grey I grabbed recently over the net. What is for sure…
... not work on a Spectrum 128k +2 grey I grabbed recently ... Spectrum 48k
- the Spectrum 128k +2 is working apparently normally ... is ok.
- the Spectrum 128k +2 will also load a ... into the I/O expansion port I cannot load the content ...Chibi Akumas - Spectrum Port Planned!I'm planning to port my CPC game, Chibi Akumas to the ZX Spectrum! I will be targeting the 128k disk based systems - as this will be the best (and mo…
I'm planning to port my CPC game, Chibi Akumas ... ! I will be targeting the 128k disk based systems - as this ... to be simultaneously trying to port to the game the MSX2 ...Fairlight 128K's horrible music (and doing something about it?)Hopefully everyone here is familiar with the quite marvellous theme tune from the 48K version of Fairlight - borrowed from Wizardry on the Bread Bin …
... than marvellous theme tune from 128K Fairlight, which I suppose was ... "proper" tune is on the 128K version?
I ask ... your favourite Doom II source port (GZDoom, I'd say) and ...Unexpected issue with +3DOS port of Pro BMX SimulatorI'm continuing to port my tape-based games to 3-inch disk (you may have noticed my previous post about PSSST!). Today I started on Pro BMX Simula…
I'm continuing to port my tape-based games to ... Simulator from Code Masters. The 128k version includes improved sound, which ... fine with 48k music, the 128k version kept crashing and--after ... now runs properly in both 128k and 48k mode.
My 128k +2 Clean upI decided to pull my old 128k +2 and 48k rubber key out of the attic this weekend. Not been switched on in 30 years or so. The rubber key is dead …
... decided to pull my old 128k +2 and 48k rubber key ... /> Can I use the sound port on the back to load ...TZX / TAP of Glider Rider 128K Can anyone help me find a TZX or TAP version of Glider Rider 128k . The only versions I can find are Z80 snapshots or a TAP file which is a version …
... br />
Addams Family 128k - Ocean
Bravestarr - US ... DNA Warrior - Cascade
Earthlight 128K - Firebird
Prison Riot - ... Players Premier
T-Wrecks 128k - Gremlin Graphics
...Wanted: TZX of Technician Ted 128k RemixAfternoon again, So anyone have an original or copy of the title mentioned, we only have a Z80 of this one. A TZX of the 128k version would be nice…
48k with keyboard of 128k+2 and tapes..ahoi!i worked to make a 48k+ with keiboard of 128k+2 and i want to send it! so i have many tapes with games, workings'n' demo, compilation, fanzine!!!! fo…
i worked to make a 48k+ with keiboard of 128k+2 and i want to send it! so i have many tapes with games, workings'n' demo, compilation, fanzine!!!! for info contact 0347 8783346 or 3478783346.128K+2 & 100+ games ** For Sale **Hi, If anyone is interested I have a 128k+2 for sale. This comes with Sinclair & Other Joystick, and over 100 Games. All is in excellent condition (…
... is interested I have a 128k+2 for sale.
This ...
