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48k not startingHi team, I have 2 48k's, one works (Issue 4s), one doesn't (Issue 4a). The non-working one appears to start, but not finish the RAM test. The pape…
... black and the thin red lines appear, but don't disappear ... a few extra horizontal red lines (also 1 pixel wide), near ... , which join some of the vertical red lines.
The voltage ... -
Joystick interface with more than 6 linesDoes anyone know of any joystick interfaces that have more than the usual 6 lines connected. Surely if you connected all 9 lines you could use a 4 bu…
... more than the usual 6 lines connected. Surely if you connected ... all 9 lines you could use a 4 ... -
iPhone 5 screen fading with stripesHallo folks :) [b]Disclaimer: yes, I've googled the problem and it looks like it's a knackered 'digitizer'/screen issue but just thought I'd check…
... getting a faded screen with vertical stripes. Everything works fine in ... but then fades and the lines come in. I've not ... -
looking for a vertical scrolling routinein basic or like the standard scroll? routine but the other way round with the scroll? removed (this would have to be in code). ive tried a couple of…
... a couple of things like Vertical Downward Character WrapScroll here http ... -
ZX Spectrum +2B 128K sound distorted and vertical jailbars. How to fix it?Hello, I have a ZX Spectrum +2B 128K (Issue 4 Motherboard) which suffers from sound distortion (the AY music is loud and distorted) and also very fa…
... distorted) and also very faint vertical jailbars in the middle of ... ?
Regarding the issue of vertical jailbars I found fix for ... ) but I also have this vertical jailbars even noticiable on RGB ... -
boot fail .. bad address lines A7,A12,A13anybody have any ideas what could be wrong with this specie issue 3B .. work done : removed rom, upper ram & logic put lower ram multiplexers in sock…
... the data & address bus lines from cpu on ward for ... -
EliteCan any of you good people tell me how to use the LENSLOC that is supplied with Elite.I have the game loaded at the ENTER CODE screen but cannot work…
... the screen and adjust the lines on the screen to about ... the screen so that the vertical centre of the lens bit ... -
line routineWondered if anyone can help me out. I have been programming a 3d graphics library for the spectrum, in Machine code. The line routine that I have i…
... ONLY 1 IN 8 V-LINES
..........LD (SCREENPOS+1),DE ... or 8/7 line in vertical direction. It can even be ... -
line routineWondered if anyone can help me out. I have been programming a 3d graphics library for the spectrum, in Machine code. The line routine that I have i…
... ONLY 1 IN 8 V-LINES
..........LD (SCREENPOS+1),DE ... or 8/7 line in vertical direction. It can even be ... -
AMERICAN SPECTRUM FANS?Hi all. I was wondering, who many Spectrum-fans could live in America... I have many addresses in my zx-base, but not many of them belong to Americ…
... resolution up to 625 lines with a vertical frequency of 50Hz. NTSC ... resolution up to 525 lines with a vertical frequency of 60Hz. So ... -
AMERICAN SPECTRUM FANS?Hi all. I was wondering, who many Spectrum-fans could live in America... I have many addresses in my zx-base, but not many of them belong to Americ…
... resolution up to 625 lines with a vertical frequency of 50Hz. NTSC ... resolution up to 525 lines with a vertical frequency of 60Hz. So ... -
Speccy machine code info where is it?Recently I've been trying to learn Z80 and I've managed to make limited progress (some of my routines even compile now!) but I seem to be having trou…
... each block are 8 character lines (8 vertical rows)
3. Each ... character line contains 8 scan lines (8 vertical pixels per character line ... (10,12) occupies the 8 vertical scan lines denoted by "SSS". To ... -
AY-3-8912 help !Hi all. Happy new yeay. I'm new to spectrum programming, and am interested in writing some music for the +2 AY chip. The problem is...I cant find …
... 'm thinking mainly along 2 lines, the first one being wrting ... /50s during the Spectrum's vertical blanking interrupt. Most of the ... -
EmuZWin supports 256 color gamesI am sorry starting new topic, but you see this info is important a bit: new version 2.4 of the EmuZWin is available to download, and it supports 25…
... again [/quote]
for vertical grid lines, it is not known for ... and adjusted already to a vertical grid (e.g. scrolling to ... -
EmuZWin supports 256 color gamesI am sorry starting new topic, but you see this info is important a bit: new version 2.4 of the EmuZWin is available to download, and it supports 25…
... options to adjust horizontal grid lines in GFX Editor (it is ... in such case together with vertical scroll of pixels).
My first attempt at Gigascreen interlacingWonderful. Did some research on the port which controls memory paging and wrote a short BASIC programme to switch pages 5 and 7 in and out of the scr…
... you would see a doubled vertical resolution but by chance the ... can switch to 312.5 lines display: [url="http://www.secarica ... /> or if you do a vertical scrolling at the same time ...Spectrum monitor display questionsLike most people, I never played the Spectrum with anything other than a standard TV with rf connection to get my picture. For other computers of the…
... funny distortion effect which creates vertical black lines that aren't really ...Spectrum monitor display questionsLike most people, I never played the Spectrum with anything other than a standard TV with rf connection to get my picture. For other computers of the…
... funny distortion effect which creates vertical black lines that aren't really ...Does ScanLine[0] have a left border?My emulator couldn't handle Cobra or ShortCircuit so I added some rough port FF values. I now want to make it a bit more accurate. The FAQ gives me a…
... ]
1) If in 64 lines times the CRT is at ... ; any TV will be in vertical retrace at the point(s ...Opinions wanted...I've spent all day playing with the output of my emulator, but I can't decide if it's really worth it... So, realistic or unrealistic? [url="http:/…
... a yellow "shadow" to vertical black lines (could just be the tuning ...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…
... " and "Ant attack" straight vertical and horizontal lines can be seen going ... 2x gets rid of the lines but the update is ever ...ANN: SP1 for Z88DK (aka splib3, Sprite Pack v3.0)Well it's finally arrived, after a month of "a few days from now" release deadlines. SP1 is the lastest version of splib, a flicker-free software sp…
... masked sprites move in straight lines
// at various speeds, bouncing ... pixels
char dy; // signed vertical speed in pixels
};
Sprite adviceHello. So, I'm slowly getting to grips with Z80 assembly - currently equal parts frustration and enjoyment. Now looking for some advice to help shift…
[QUOTE=48K]1/ Random number generator: I've started using a ld a,r command to grab a number from the memory refresh counter. Only problem is that if I do this in quick succession, the numbers are obviously not very random at all.
[/quote]
Portugese SpectrumI've just acquired a Speccy 48K which states "made in Portugal" on the back. I thought Portugese "Spectrums" were actually some illegal copy of a Tim…
... Argentina) is [B]625 lines[/B], [B]50Hz Vertical[/B], [B]15 ...Bipboi Beta 2007.12Ok, this will be the final beta for a while, so I can add more levels etc. But, I have tried to respond to all comments. Some liked the origional k…
... you have the blocks changing vertical position slightly as the they ... too quickly. Something along the lines of the coloured-star collecting ...Font centering problemA while back today, I started coding a simple Othello/Reversi game in BASIC, with the precious aid of BASin (great tool, hope it eventually becomes b…
... lines with displacement multiple of 8 - it will then have same vertical ... course that Print to desired (vertical) pixel pos is possible in ... characters from ROM to desired vertical pos - can be acceptable fast ...PSPSIM - SamCoupe Emulator for the PSPI have just been playing around with PSPSIM and just wanted to know what Sam Coupe users thought were the best games/apps for the Coupe? Cheers,
... when you get a few lines at once...
Sphera ... `s an almost stupidly hard vertical shooter, and yet I`ve ...Why does Spectrum display has a border?Ok, this is problbly simple and very basic question but I don'r remember seeing an answer anywhere. Don't you think, that at first glance it is irr…
You can't increase vertical pixel size - it is actually ... 5-10%.
576 horizontal lines divided by two (why divide ... scan), so we have 288 lines. Subtract 10%, and will get ... 256 lines. it would be perfect visible ...Why does Spectrum display has a border?Ok, this is problbly simple and very basic question but I don'r remember seeing an answer anywhere. Don't you think, that at first glance it is irr…
... (or even 192 :)) lines vertical resolution was that the vertical resolution of NTSC ...
