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Project on ZX Spectrum in UniversityHi everyone, I am Max, student of media studies in berlin, and I have to do a little project on the spectrum. I am working on a sinclair zx spectrum…
... do here. The first two VAL lines you gave would work perfectly ... -
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…
... detection of either of the two address lines A3 or A4 going ... low (the two gaps in Velesoft's ... defined only by the middle two bits, but then so would ... -
Interface 1 bisOk, well the postmans just been and brought with him my new arrival, the Interface 1 bis. So as promised I thought I'd share some initial usage exper…
... firmware was corrected by adding two code lines:
[FONT="Courier New ... -
Interface 1 bisOk, well the postmans just been and brought with him my new arrival, the Interface 1 bis. So as promised I thought I'd share some initial usage exper…
... firmware was corrected by adding two code lines:
[FONT="Courier New ... -
Which ULA?Just a quick question, more of interest rather than immediate need... I am thinking ahead about the repair of an Issue 2 board, and also an Issue 6A …
I've had a machine lock up after displaying the (c) message before which took me ages to track down. It was crashing because of a small flake of solder making a short between two address lines on the edge connector. -
Strange INK behaviourThis weekend I hooked up two Sinclair ZX Spectrum with Interface 1 to try out the networking capabilities, and I ended up using parts of the Net Game…
... the INK and PRINT on two separate lines Spectrum no 1 wrote ... -
Strange INK behaviourThis weekend I hooked up two Sinclair ZX Spectrum with Interface 1 to try out the networking capabilities, and I ended up using parts of the Net Game…
... the INK and PRINT on two separate lines Spectrum no 1 wrote ... -
DivMMC EnJOY!Coming up... [IMG]http://benophetinternet.nl/hobby/vanmezelf/DivMMC_enjoy_first_render.jpg[/IMG]
... 's used to drive the /ROMCS lines on the ZX Spectrum by ... -
DivMMC EnJOY!Coming up... [IMG]http://benophetinternet.nl/hobby/vanmezelf/DivMMC_enjoy_first_render.jpg[/IMG]
... 's used to drive the /ROMCS lines on the ZX Spectrum by ... -
DivMMC EnJOY!Coming up... [IMG]http://benophetinternet.nl/hobby/vanmezelf/DivMMC_enjoy_first_render.jpg[/IMG]
... 's used to drive the /ROMCS lines on the ZX Spectrum by ... you need to drive the /ROMCS line high to disable the ... -
Type-in BASIC contest on Reddit.Not sure how WOS-legal it is to mention/link to other forums, but Reddit is having a contest on r/retrobattlestations, asking readers to type a speci…
... and changing all the DATA lines so that the data types ... , there are changes on these lines:
102,240,510,520 ... I had to remove two DATA lines from the house to make ... -
Poke 23755 & 23756Entering the following few lines of BASIC: [IMG][URL=http://s1286.photobucket.com/user/rebelstarwac/media/Poke1_zpsc2845838.png.html][IMG]http://i12…
... number between two existing lines, the editor will move the lines with greater ... not located on the first lines of your program. In each ... -
Using +3e ROMs without physically replacing internal ROM chips?Is there any external hardware available which can logically replace the internal ROMs of a +3 with, e.g. the +3e ROMs, *without* having to open up a…
The fact that there are two !OE lines on the +3 is immaterial ... -
That painter thing..I'm struggling to think of a non clunky way of detecting when a 'box' has been surrounded and can be highlighted, like in the pic: [IMG]http://i1142…
... take? Just read two horizontal lines of attributes and two vertical for each ... -
Toasted +3Oops.. I shorted one of my +3 (being clumsy with multimeter, doh) when measuring PSU connector pins :D Any immediate guesses what exactly died on thi…
... feeds are separated by two ground lines, but who's to ... dead easy to connect those two lines together via a pair ... I'm reading this as two probe tips, one on ... the 12V. Then the two probes touch (easily done ... when trying to place two probes with one hand " ... -
Toasted +3Oops.. I shorted one of my +3 (being clumsy with multimeter, doh) when measuring PSU connector pins :D Any immediate guesses what exactly died on thi…
... circuits. Indeed even shorting two signal lines together can be damaging depending ... -
Please explain how a Kempston interface circuit works.Can someone help me understand how a Kempston joystick interface works, as I want to design and build my own as an experiment. I understand switches…
... [QUOTE=1024MAK;747252]The address lines are not relevant here. It ... :???: If a buffer chip has two control inputs which control all ... appropriately, not just the two control lines..? This is on a ... pence on logistics by ordering two buffering chips for each ... -
IF1bis StabilityI just thought I would start a different thread relating to the IF1bis, and leave the copyrighters to it elsewhere...:-P I've had mine for a few mon…
... the way, for the first two weeks or so, couldn?t ... a maximum of 2 (two), yes TWO output lines simultaneously?
- ?Devilish ... -
Toastrack membrane replacedI have replaced a couple of rubber key membranes before, had no trouble. I today replaced a membrane on a toastrack. All the keys works, but the ar…
... , causing more distance between the two plastic layers compared to the ... /> What I do is cut two small lines around all airholes, so ... -
Calling people with Diagboards.....and who have toastracks or grey +2's with all socketed memory :) I'm finishing off modifications to the Diagboard firmware to expand its testing c…
Just targeting toast rack and grey +2 machines - I'm aware of the dual ROMCS lines on the +2A and +3 :)
B -
THE HOBBIT loading screenHello again, thought I'd have a go at an alternative loading screen for The Hobbit. [IMG]https://dl.dropboxusercontent.com/u/61658082/THE%20HOBBIT%…
... drawing: the hut, the two convergent lines, where are the seats, 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…
... you would have to make two INs to get the extra ... joystick respond to either of two address lines. It's simple diode ... -
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…
... an AY-3-8910 with two I/O ports. I ... ports each have two input lines and two output lines. Both or either ... TS2068, if the joystick lines are directly connected to the ... believe that any of the lines can be used as ... output lines.
If there ... -
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…
... /MIDI ports each have two input lines and two output lines. Both or either ... the TS2068, if the joystick lines are directly connected to the ... believe that any of the lines can be used as output ... lines.
If there is ... -
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…
... /MIDI ports each have two input lines and two output lines. Both or either ... the TS2068, if the joystick lines are directly connected to the ... believe that any of the lines can be used as output ... lines.
If there is ... -
New from Paul Farrow, the ZXC4This is exciting stuff!!!! Sorry if ive stepped on your toes Paul, wanted people to hear about it!!! [QUOTE]Hi I?m happy to announce the release o…
... />
It is only the ROMCS lines that need to be rewired ... -
New from Paul Farrow, the ZXC4This is exciting stuff!!!! Sorry if ive stepped on your toes Paul, wanted people to hear about it!!! [QUOTE]Hi I?m happy to announce the release o…
... />
It is only the ROMCS lines that need to be rewired ... -
ZX Spectrum 48K AV IssueOK so I dugout my old 48K Speccy today and decided to AV mod it. I did the mod (pretty easy) but the picture I am getting is this. [url=http://posti…
... all the data and address lines one-by-one according to ... , which caused cross talk between two data lines.
I've ... -
Dumping Microdrives (to a PC, not to a skip)Morning/Afternoon/Evening chaps, What do people use for getting their data off a microdrive quickly? I know of at least one project which does it ra…
... expander/whatever to capture the two data lines.
If you were ... -
Weird symptom number 2...I got a new keyboard membrane for my Spectrum+ plugged it in and low and behold the weird left to right printing of the copyright message disappeared…
... input. If there are two white lines then a data line is ...
