-
Faulty M1 linesI'm sure this has been discussed before, but using the forum search for the word 'M1' pulled back no hits, which surprised the hell out of me. Anywa…
... Z80s had the faulty M1 lines, and what was the nature ... all the address and data lines are all working OK out ... -
Those RANDOMIZE USR lines that look like tape loading...I often see on here people mentioning those RANDOMIZE USR lines which when entered, seem to simulate a tape loading, with the colours and lines in th…
... people mentioning those RANDOMIZE USR lines which when entered, seem to ... loading, with the colours and lines in the borders. This is ... which shows blue and black lines and from then on I ... -
Beachhead One vs. TwoWhich was better in your opinion, Beach Head one or Beach Head Two? I like one better, I loved the sinking ships part. In BH2 do you think it was m…
... Head one or Beach Head Two?
I like one ... -
Evaluation of IF?I am wondering how the "run-time compiler" (i.e. running the basic program) does evaluate IF statements, that is: does the statement get checked firs…
... />
How much of these two lines has to be processed if ... -
Joining two directories? Help!Is there a program for Windows 98 SE that will allow the contents of two different directories to be accessed when in one directory? What I mean is, …
... will allow the contents of two different directories to be accessed ... mean is, say you have two directories,
f:\more ... -
Reconditioned Sam Coup?, two drives + more...I've popped up a reconditioned Sam Coupé on eBay as a Buy-It-Now listing. [url]http://cgi.ebay.co.uk/ws/eBayISAPI.dll?ViewItem&item=11012902618…
... , and it's fitted with two brand new internal disk drive ... -
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…
... The project contains around 3000 lines of source, not including graphics ... />
The game requires two text-printing routines: a regular ... string being separated into individual lines and being printed in ... screen) and there are two minor hacks in the code ... -
Spectrum Amstrad printer leadHi, just been doing a search on the Spectrum+2A/+3 printer leads. Now as I understand it the Amstrad CPC464 and CPC6128 printer leads are compatible…
... be a problem with these two pin differances.
As ... D7 for the 8 data lines
Where as the Amstrad ... only uses 7 data lines. As pin9 its GND on ... -
How do I clear only a specific area of a screen (quickly) in machine code ?I'm looking for a machine code routine which will clear the first 20 rows of the Spectrum's display (or any number of rows or columns) . I have found…
...
clear the top third, two thirds or the whole screen ... clears a specific number of lines
(which may be difficult ... -
A Tale Of Two TV ShowsTwo allegedly big US TV shows started on British TV this week, both trailed to be unmissable. BBC2 had "Heroes", More4 had "Studio 60 on the Sunset S…
Two allegedly big US TV shows ... evenings.
The first two episodes of "Heroes" were shown ... -
New-fangled calculators and other marvellous educational devicesI started an a-level maths class at night in the local tech last week and was amazed by two items of wonderful gadgetry that must be new since I left…
... week and was amazed by two items of wonderful gadgetry that ... up with something along the lines of:
x= 1/4 ... -
Speccy just snuffed it while playing 3D Pinball :(I have two speccys but the one I use most has just given up the gost! :-( game froze up and now all I get is flashing patterns and lines:-( Everyt…
I have two speccys but the one I ... get is flashing patterns and lines:-(
Everytime I plug ... I have had faint ghosty lines in that were most visable ... -
Multiface +3The other Multiface topic has reminded me about this... I may still have this lying about somewhere (although +3 i had at the time is long dead and …
... random blocks in the lower two lines)
If i can ... -
A vexatious questionThis is kind of a follow-up to a question about RST #8 and hardware that I wrote in the development forum a while ago. To summarize that: certain ha…
... check the state of ROMCS before nailing the signal ... and then hold ROMCS high, so the two must be ... to check ROMCS then hold it high, if two devices ... are doing this - both will see that ROMCS ... of handling the ROMCS line so that two peripherals with ... -
Spectrum ethernet ... first stepsThe first thing I do when I get a strange and unusual chip to play with, is to make a breakout board. The breakout board basically contains the chip …
... , I did the PCB layout. Two layers is a little bit ... split in places by signal lines and 3.3v power etc ... -
Can you write in the border?Is it at all technically possible in any way to get stuff into the border, apart from changing the border colour? I believe the C64 used the border a…
... the illusion of there being lines on the screen, when really ... ?
I'm expecting a two-letter answer ;) -
One Liner - Machine CodeHi Dr. BEEP, Digital Prawn, et. al., I think that what you guys have achieved with the one liner contest is absolutely amazing. It brought about wh…
... into three and a bit lines, leaving me with 18.5 ... lines for the machine code "payload". ... do in that 18.5 lines is down to a machine ... as "2^15" to save two chars.
The [B ... . Each byte is represented by two characters in a Hex-esque ... -
New compression method: Exomizer 2After I finished working on optimizing aPLib's decoder, I was told that pucrunch did compress better, and while looking for info about pucrunch (it t…
... take the output and remove two unneeded bits and rearrange the ... my optimizer, so the command lines would be:
exomizer ... -
Adventures in Programmable Logic Part 2So, now armed with an Xilinx Parallel III cable, an XC9536 CPLD, a breakout board with power, a JTAG pin header and a 44-pin PLCC socket, I could try…
... a good job I bought two). I thought I'd whip ... CPU, with A0 and A1 lines to select the register or ... -
It's a trap!So I got a CPLD (not the eventual one I want to use for the ethernet project - rather, one I actually have here and now, an XC9536 in a PLCC44). And…
... active, I immediately grab ROMCS, and hold A15 high. ... Doing it this way does two things: it means I ... the brief glitch (on ROMCS/A15OUT) that would otherwise ... went low before grabbing ROMCS and asserting A15OUT high ... .e. decode CALL plus two bytes). This is more ... -
How can I join two or more .rzx files?Dear All, I'm trying to find away to record an 'Action Replay' file in multiple sessions, i.e. so I can do a long adverture in multiple sessions. I…
... that would let me join two separate .RZX files, and even ... -
ZX Spectrum ScreenHello folks! I know, that ZX Spectrum has character resolution 32x24. And you can't write with PRINT AT command to last two lines. But, I know that…
Hello folks!
I know, that ZX Spectrum has character resolution 32x24. And you can't write with PRINT AT command to last two lines.
But, I know that it's possible (from BASIC). Anyone know how that can be done? Maybe some POKEs? -
Taking kid to pub - Only two drinks for daddy then your out!Blimey, now if I take the kid down to a Weatherspoon pub I am only allowed two alcoholic drinks then have to leave. [url]http://news.bbc.co.uk/1/hi/…
... pub I am only allowed two alcoholic drinks then have to ... -
sign of two's complement numbersIs it possible to treat the leftmmost bit of a two's complement number as a sign bit? will this work in all cases?
Is it possible to treat the leftmmost bit of a two's complement number as a sign bit? will this work in all cases? -
Name these two gamesYes, yet another one of those familiar posts... please take a look at the two screenshots here: [url]http://www.flickr.com/photos/10568467@N08/sets/…
... take a look at the two screenshots here:
[url ... -
Some more questions on various subjectsSome more questions that occur to me (mainly when I can't sleep). 1. Do DVD discs have PAL/NTSC formats? If so, how come I could play DVD regio…
... ) The Earth has three moons, two of which have only been ... the maximum that British phone lines could handle, but then we ... -
Packing numbers in as least memory as possibleI am writing some code for drawing vector lines etc. on the screen. These need to be stored in memory and I want to pack them in a smaller area as po…
... some code for drawing vector lines etc. on the screen. These ... in one byte instead of two?
Obviously for a ... -
Heroes Series TwoFor all it's bad press, and going into it with low expectations, the first two episodes weren't too bad. I'm quite enjoying the Hiro arc.
For all it's bad press, and going into it with low expectations, the first two episodes weren't too bad.
I'm quite enjoying the Hiro arc. -
Rushing to acquire two tracksI've bought and downloaded a lot of music from Tesco Downloads, mostly without problems; but apart from the fact that one of the tracks ([i]Sixth Day…
... the licences to play those two tracks, although I can play ... -
Watching series two releasedI've just bought series two of Watching on DVD from HMV. I didn't know it had been released, so now I'm just hoping that they release the several rem…
I've just bought series two of Watching on DVD from ...
