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how to reflect a byte's bit-pattern in assembly?I'm trying to use 16 pixel-wide graphics which are symmetrical around the vertical, i.e. if the left byte is 01001110 the right byte will be 01110010…
... which are symmetrical around the vertical, i.e. if the left ... -
Improving JetpacJetpac remains a joy to play and was a marvel in its day. Apart from very slick prgramming in 16K it also had great replay value. You were armed with…
... gun rechargers
Perhaps add vertical scroll for later levels so ... -
ANN: ColorTILEColorTILE is a Timex mode 2 (8x1 attribute) tile editor that allows you to create up to 256 tiles of 16x16 pixels each. It features: * 4x zoom editi…
... FLASH values.
* horizontal and vertical mirroring
* inverting
* two ... -
Aliens vs. Predator has been released for the XBox!!!Aliens vs. Predator, the superb PC first person shooter (the first AvP, not the inferior AvP 2) has been released for the XBox! You need to download…
... /> likely want to invert the vertical axis from that menu also ... -
King Valley 1st level challengeCan anyone work out how to get past [URL="http://www.worldofspectrum.org/infoseekid.cgi?id=0012890"]King Valley[/URL], level 1. It should be easy, a …
... lets you out through the vertical central wall. You can then ... -
Strange but true things that you've experienced?On Monday I had one of those days where you just shouldn't have got out of bed. I won't bore you with the details, and I've sorted most things out, b…
... night, and we saw three vertical red lights, moving slowly downwards ... -
ULA gets so hot, it is cracked open!Hi everyone. I have bought a rubber-keyed 48K and the seller said he was selling it as "for spares/repair." Sure enough, it turns out it doesn't work…
... showed a faint pattern of vertical lines barely visible in front ... -
+2A problemI decided to turn on my real Spectrum hardware to play some games on a real computer. Went to the basement, took Spectrum +2A from a box and turned i…
... of diagnostic test. There are vertical, colorful bars. There number 1987 ... -
Issue 3B problemHi! I have an issue 3B board that is having a strange problem: when I got it it didn't had the -5V and +12v, as usual. After replacing TR4 and TR5 t…
... is some faint and moving interference with black background. LM1889 was ... -
Spectrum+ 128 (toastrack) - tuning issueI remember a post from a while ago where [COLOR=Blue]Winston [/COLOR]said his [COLOR=Red]toastrack[/COLOR] had horrendous [COLOR=SeaGreen]drift [/COL…
... an OK picture with sound interference, or decent sound with an ... -
Spin - animated GIF recording - bugRecording area is moved about 8 pixels in vertical direction. I use this settings: Frames per second: 10 Optimise for size: yes Include border are…
... moved about 8 pixels in vertical direction.
I use ... -
Brand new River Raid remake?one of my friend is trying to make a riverraid remake on flash just to have fun, I checked zx spectrum port of river raid. it is bad, really bad, jer…
... game game functions (1 pixel vertical scroll) also draw a multicolour ... -
ANNOUNCE: JSW64 Manic Miner: James Bond [v1.1]I am delighted to announce the second gamma-release of [i]JSW64 Manic Miner: James Bond[/i] (v1.1), which is available as a free download from: [url]…
... stand on certain horizontal and vertical guardians), and I have knocked ... -
PitPatI am coding the digital version of PIT-PAT [IMG]http://www.berg-en-dal.be/images/thumb/pitpat_spelen_2_kleur.jpg[/IMG] In fact it is golf on a tabl…
... /> Level must have horizontal and vertical lines only
Level must ... -
+3 dead(!)Hi, When I turn on my +3 I see only white and black strips (vertical) on screen any idea on how to fix it? Thank you in advance Chris [IMG]http:…
... only white and black strips (vertical) on screen
any idea ... -
RBG monitor for Spectrum?I'm using a very old TTL RGB monitor with my Spectrum, with a RGB adapter that I made many years for my Sinclair QL. It works perfectly with my QL, b…
... very hard to get the vertical scrolling to stop with the ... -
Doubling the Spectrum's resolution?Before the advent of digital, PAL TV sets had a resolution of about 702x576 pixels. It was overscanned (i.e. the edges of the broadcast picture would…
... one, and thereby double the vertical resolution of the Spectrum display ... -
Tutorial - learn machine code in 30mins[B][I]Message from the moderators[/I] - bigjon has requested that readers' attention be drawn to a better version of this tutorial, one which is easi…
... a loop to create two vertical stripes of black paper colour ... -
winston's diagnostics boardHi Winston, I've recently built your diagnostics board on project board and am having huge problems getting it running. I've been pulling my hair ou…
... fine (gives me blue/white vertical lines, as it should) but ... -
'Bumpy' questionOne of my favourite Spectrum games is 'Bumpy'. This game of French origin is a classic puzzler, and is a joy to play, right up until a certain, unsol…
... up and hop over a vertical block. So that means you ... -
Sinclair ZX 48K rubber keyed faultyI bought a faulty Sinclair ZX 48 K. Power on and the screen shows only 4 vertical white bars. Nothing other happend. I swapped the ULA and it is ok. …
I bought a faulty Sinclair ZX 48 K. Power on and the screen shows only 4 vertical white bars. Nothing other happend. I swapped the ULA and it is ok. PSU is already ok.
Any idea what's wrong?
Micky -
composite mod +2AWill the composite mod work on a +2A as it does on a 48k+, the reason i ask is cos i tried it on my +2A and all i get is a slight interference on the…
Will the composite mod work on a +2A as it does on a 48k+, the reason i ask is cos i tried it on my +2A and all i get is a slight interference on the picture but nothing is recognisable. It worked on my 48k but i presumed the same would happen on my +2A. -
Platform Game Designer 2Right, with Telly Heroes out of the way, I've decided to have a second attempt at this. I've ditched the old PGD2 source, and started again with the…
... code for basic horizontal and vertical patrols, plus another type of ... -
RGB output differences on +2 and +2a/b +3I've got a 37" LG 1080p lcd tv (37LH7000) I'd hooked up my +3 to it and it displays a clear picture (colourwise) however each column looks like it's …
... pixels ans theres a black vertical line amost on the edge ... -
Dragon Spirit reviewMy latest review at Spectrum Paradise: [url]http://spectrumparadise.blogspot.com/2010/04/dragon-spirit.html[/url] It's a vertical scrolling shoot'e…
My latest review at Spectrum Paradise:
[url]http://spectrumparadise.blogspot.com/2010/04/dragon-spirit.html[/url]
It's a vertical scrolling shoot'em up arcade conversion.
I hope you like it! -
Electronics Help!I've brought a little universal amplifier from Maplins which is to go into the arcade machine I have, so power its speaker from the computers line ou…
... medium strength buzzing coupled with interference from the computer as it ... case scenario with loads of interference. -
damaged spectrum+ (blinking squares)Hi, Sorry for my poor english, but I couldn't find on family forums any remedy for my hardware problem with my first speccy in my life :) I've bought…
... the screen black and white vertical belts and blinking colour, little ... -
Manic Miner (BBC Version)Hence me putting this in Chat rather than Games... Most screens are the same (I say most) although I've never ever managed to do this one, talk abou…
... .jpg[/IMG]
Those vertical cyan columns go on and ...
