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Need help from people with a +2A/+3Started a topic [url="https://www.worldofspectrum.org/forums/discussion/55141/need-help-from-people-with-a-2a-3"]here[/url] to get a broader reach, b…
... 0 after 8 seconds. border changes colour to black, but columns remain ... />
Pressed 0 again. Border is red, columns remain again ... then back to a white border, still no change of columns:-
border again changed colour, but columns ... -
zx Spectrum repairHi, First post! My son gave me hi old none working Spectrum, so I thought I'd try to get it working, or throw it away. The RV showed the start page…
... to go black. The screen should remain white with the border alternating ... just sits at white, too). No noise suggests you need to ... -
48k Issue 6a Very sick indeed.Hi Guys. I have a 48k Issue 6a board that shows a white screen with grey border. The white screen has three black squares spaced equally on the le…
... TR5.
There is no protection system or circuitry for ... containing three black squares and a normal intensity WHITE border. ZX Spectrum ... computers can only display the border area as one of eight ... come up, but the border always goes white when the ... -
A Neat Redefine Keys RoutinePreviously, I’ve only shared this routine with a couple of people via PM, but I’ve now decided to make it public. I optimized it for size, so it uses…
... a,71 ;WHITE INK (7) + BLACK PAPER (0) * 8 + BRIGHT ... call 8859 ;inside ROM routine BORDER ($2294)
call 3503 ... e ;if E=FFh (no key is pressed), INC E ... ; else, we wait until no key is pressed
... ;if it’s FFh (no key pressed)
jr ... -
50 Hz / 60 Hz switch in Timex Computer 2068I'm not sure if this is common knowledge, I've certainly never read about it online, though it may be documented in Portuguese or Polish. There is a…
... % difference between them, there is no real need to switch crystals ... line) * 4 (master clock cycles per CPU clock cycle)
Timex ... .750 kHz is the older black and white line frequency used ... are so close, you have no problem driving a PAL or ... -
ZX Spectrum +3 repairI have my first +3 here, and it needs repairs. Hoping someone here can help me out. When I power it on I get this screen with black and white line…
... bit further today, but still no progress.
I desoldered ... Removing ic3 and ic4 makes no difference in behaviour.
Removing ... ic5 I get a black screen with white border.
Removing ... behaviour with lines in the border.
[url=" ... -
ZX Spectrum +3 repairI have my first +3 here, and it needs repairs. Hoping someone here can help me out. When I power it on I get this screen with black and white line…
... timing, including providing the CPU clock signal
[*]Generate the screen ... occur even if there is no Z80 CPU fitted)
[*]Provide ... is the registers for the border colour, the keyboard, the bleeper ... , then at least there is no short to 0V/ground, or ... -
The Shameless Blog Plugging ThreadThought I would create a thread purely to shamelessly plug my Blog...I've just spent the best part of 10 hours putting the last couple of posts toget…
... of-yester-year-no1.html"]No.1 - The Daylight Ghost ... of-yester-year-no2.html"]No.2 - Steamship Scaring ... no6-big.html"]No.6 - The Big Border Cat-Dog[/ ... /2017/07/random-retro-black-cauldron-pc.html"]Random ... Retro - The Black Cauldron (PC) [/url]
Replacing lower RAM 4116 ZX Spectrum 48k - desoldering advice please?A long post, but interesting pictures perhaps. :) I'd like some advice: (also apologies I think I picked the wrong 'Hardware' category for this, plea…
... darker. There are randomly appearing black horizontal 1 pixel lines across ... changes happened but there was no change at all.
The ... it's powered on, the border is black. Subsequent times it's ...Troubleshooting my +2To put this in context: a while back (i.e. late last year and earlier this year) I was looking to put together a compilation of modern Spectrum games…
... is not made by Zilog, no, it's not likely to ... that works properly but has no tape input (called "Ricky" on ... if it does *that* (wrong border colour, garbage on the screen ... the 48k machines. Whereas the (black) +2A, +2B and +3 machines ...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…
... consists of a grey border, and a black and white checkerboard pattern ... squares in some of the black.
Any idea what ... the parts as a kit no problem if you enjoy the ...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…
... consists of a grey border, and a black and white checkerboard pattern ... squares in some of the black.
Any idea what ... can help you solve this no problem ,but we may need ...Nasty vertical pattern on a 128K Toast Rack via RGBI managed to fix the busted membrane on my [url="https://www.worldofspectrum.org/forums/discussion/55755/got-myself-a-128k-toast-rack-plus-a-simple-a…
... bitmap area of screen goes black, while the reset line is ... active usually.[/quote]No, if the reset button is ... border will go white and then the bitmap area will go black ...ZXBaremulator v3.H(ikoki) BetaHi, Thanks to a Recreated ZX kindly donated by Hikoki, I've added support for it to ZXBaremulator. Now two keyboards can be connected to the PI…
... shows 'ab'.
[/quote]
No, QWERTY mode is layer B ... watch the six characters long black line is because you are ... line or not. [/quote]
No, I don't think that ... be getting bleed from the border into the display area.
Fixing a poorly Issue 3 - Odd faults.Here's one for you Spectrum fixers, I warn you it's a long one. I've spent a couple hours this evening doing several repairs on a rubber keyed Speccy…
... which is all good and no shorts. Fitted a spare lower ... and was greeted with a black paper area, and thin vertical ... the expected graphics garbage with no ram present. I also checked ... problem, only showing black paper area with white border. Diagnostics showed ic6 ...Faulty as sprctrumsHi guys I have just received a dk tonics keyboard and to my surprise there is an issue 6 as spectrum inside and an interface 1 yay me but I am ge…
... other one just gives black screen with white border when plugged in ... tried the zx81 as yet no psu+3 - beeper sounds but no AY musicHi guys I am repairing a plus 3 revision 2 board that had no sound at all. Using schematics from https://zxnet.co.uk/spectrum/schematics/ I manage…
... , it flickers with black square and white border and looks like it ... that displays is the test border (with accompanying beeps) the card ... . No text is displayed in the central screen area, just a black ...Need some help building a cable for Spectrum 128k +2 to US Commodore 1084S-PHello WoS users! Does anyone have a diagram detailing how to build a cable to go from the Spectrum 128k +2 (grey) to a Commodore 1084S-P (US version…
... orange. This will be no problem though. It looks ... display shows the typical black around the edges and ... offscreen but there is no external adjustment for horizontal ... to the +2A has no border, I'm guessing that ... bars show - and indeed no tapes load. Now, I ...Donkey Kong And The Wrong ColoursI vaguely remember asking this question many years ago, but it seems worthwhile in the context of the frankly amazing hack/mods I've just discovered …
... same background color (default is black-white) and all objects, enemies ... colours (the holes must be black in the floor pattern).
border
Kong graphics:
If you have no time to type-in, download ...Can someone run this test program on a real Spectrum 48K?I've knocked up a small test program just to satisfy my emulation OCD if someone with a real 48K Spectrum can spare a couple of minutes to run it.? …
... ´ve been told Next is no emulation - "it´s the real ... the original hardware like a black box and then try to ... all the edge cases the black box seems to generate. They ... , fpga48all generates sound and distorted border but I think it's ...Need help from people with a +2A/+3Started a topic [url="https://www.worldofspectrum.org/forums/discussion/55141/need-help-from-people-with-a-2a-3"]here[/url] to get a broader reach, b…
... 0 after 8 seconds. border changes colour to black, but columns remain ... />
Pressed 0 again. Border is red, columns remain again ... then back to a white border, still no change of columns:-
border again changed colour, but columns ...A snapshot to transfer converterI'm programming a tool that takes an snapshot file and convert it to a tape file that mimics those created with transfers. This is a long term projec…
Some 10 years ago :
http://pc.sux.org/tomcat/Z802TZX.zip
Z802TZX
Z80 Snapshot to TZX Tape Converter v1.2
->by Tom-Cat48k Spec with composite video mod, screen adjustment possible?I've had a 48k Speccy with a composite video mod for a few years now, and although it works perfectly otherwise, the screen isn't centered correctly …
... not being centred within the border area?
That’s a ... ; graphics area is no longer centred within the border area, but is ... straight to a TV, the black slab on the right edge ...Scrolling loader counter in 85 T-States?Would it be possible to write a scrolling loader counter in 85 T-States? I have a custom screen load routine that loads attribute first, then the …
... multi coloured stripes, have the border black to start, gradually fill the ... practical as a loader). Border drawing requires very fine-grained ... assumed to have little to no influence on loading. Because the ... T states. There's no attempt to balance the timings ...Dynamite Dan II - Island 6 - HELP!Hi all, can someone possibly create a snapshot of Island 6 (car park island) on Dynamite Dan II for me please? I'm trying to work out why half the…
... ), or go to 48 Basic (no AY). Or from 128 program ... ]
I also fixed the BORDER turning white after loading. this ... BORDCLR wasn't set to BLACK from basic.
[code]
How to disable the "scroll?" message?Hello. I'm a beginner Z80 assembly programmer and I decided to make a ZX Spectrum game to practice my skills and gain some more experience. I curr…
... debugger disassembler
; change the border colour between vblanks to see ... 7
jp nz, .carryon; no, so carry on
; ... />
bdr_colour db 0 ; border colour stored here
player_x ... - it's beer o'clock of course). The player collides ...New release of ZEsarUXFound today by chance on: [url]https://github.com/chernandezba/zesarux/releases/tag/10.1-13122021[/url] [quote]ZEsarUX-10.1 Beta1 Pre-release che…
... ; menu action to synchronize Z88 clock
-Inserting Z88 cards: ... been executed a Halt, inverting border color
-When enabling ... now for secondary actions. It no longer simulates ESC key ( ... reopen windows on start setting + no window to restore
...So let's talk about Roger WatersNow, i think everybody should be allowed to have their own opinions. Even speaking them out loud without the fear of losing their job or source of in…
... Ukraine's access to the Black Sea, annex the eastern regions ... the Russian forces. There is no comparison.
I don ... latter. Of course that's no justification for invading a sovereign ... War. And Estonia and Latvia border with Russia. Not to mention ...
