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Animated attribute revealA new challenge to solve next. I would like to create an animated attribute reveal in machine code by having my 768 byte attributes held in ram whic…
... byte attributes held in ram which are then copied ... to colour ram in an animated fashion. ... I setup my screen ram and so it's now ... various effects in games and demos with the attributes ... blocking on randomly and another that I liked ... -
Using the stack to blit bufferI was using a ldir to blit my back buffer to the screen RAM, and it was working pretty well if not rather slow. After reading about using the stack …
... back buffer to the screen RAM, and it was working pretty well ... using the stack to push and pop stuff to the screen ... -
4294967296 pseudo output portsIn an effort to avoid any hardware conflicts with the clashbasher interface I've been looking for an alternative to using the spectrum's ports for ou…
... that page in and out their own ram and/or rom.
and then in the next ... some conventual out accessed ports and it works as expected. ... up involved with this method and no way to input ... the end of the instruction and write your own data ... -
Open PandoraY'know the open pandora console? they are making a pandora 2 with updated specs. They are discontinuing the original. Dont ya reckon there is a gap …
... original pandora with 512mb of Ram and a 1-2 ghz processor ... -
Ubuntu Gnome HelpI've been workng wih UBuntu Gnome increasingly in my work and on my home computers. So much so that when my company surplused a dual core laptop I wa…
... computer came with 2gb of ram, and I installed a new 320gb ... used recently on my office and home PCs.
... Ubuntu's ram checkig program that comes up with Grub, and it ... up (download updates whilst installing, and third party software). However, I ... -
TommyGun loading problemHello: I'm developing an assembler game for ZX 48K using TommyGun. I'm only use Font editor and code editor. From a few day ago, when I open a Proj…
... 'm only use Font editor and code editor.
and seems to be bloqued. After ... ends to load the Project and works fine.
RAM and Windows 8.
... t has Font editor, and that is mandatory for my ... -
Sinclair's Cancelled ProjectsDoes anybody have anymore info on any of these projects or are there any old Sinclair engineers on the Spectrum scene that could shed a little more l…
... chips, using ROM and (non-volatile) RAM cartridges for storage. ... CPU, 128 KiB of RAM and two custom chips providing much ... enhanced graphics and audio capabilities. After the ... the project, John Mathieson and Martin Brennan, founded Flare ... -
Tinkering with DMASo, some afternoon tinkering... [img]http://photo.alioth.net/tmp/dma_small.jpg[/img] The purpose of this all is to see what's possible using the Xi…
... of the data and address buses and writes directly to RAM, instead of ... a storage device with static RAM and no ROM to be able ... small, capacious and cheap serial flash without requiring nonvolatile RAM (which ... code into the peripheral's RAM and page it in, you're ... -
Issue 2 Spectrum - Black screenHi I have an issue 2 spectrum which I'm having some issues with. I bought it on ebay so have no idea of the history or how it came to be broken. Whe…
... replaced TR4 & TR5 and replaced all of the electrolytic ... 2 of the lower RAM and found 1 that had ... the corresponding upper RAM location and sure enough IC ... lower RAM chips about to different sockets and did ... same to the upper RAM and the fault stayed with ... -
Which games would you remake? Or like to see a mockup of?We all have a list of titles that we know or felt was not good enough or simply rushed to market without thought or effort. So which titles would you…
... all the extra colours, bells and whistles included.
Alien ... complete with highly detailed sprites and interactive objects such as airlocks ... because of the lack of RAM and I can appreciate it ... using large sprites and good use of colour and sound.
... -
EmuZwin 128k banks in assembler Having looked at the assembler help file " ORG [{ RAMn | ROMn },] #target_address [, #dest_address ] Defines target assembling address and ta…
... ]
Defines target assembling address and target output destination address.
RAMn and ROMn is used to define RAM bank (n=0 ... .
All the labels and variables used in the expression ... to require a space between RAM and 7)
nope< ... -
Spectrom interface ?Hi all, I got 2 of this devices ... :) [img]http://forest.no-ip.org/wos/spectrom/20151006_151428.jpg[/img] [img]http://forest.no-ip.org/wos/sp…
... put balford digiboard test rom and all passed fine as ... start .. :)
i place and few spectrum roms (montezuma revenge ... for example) and all working fine ...
... with what is filling spectrum ram and what is start address ?
12V Rail - Spectrum 48kOkay - I may just be having a senior moment here, but I'm running out of ideas. I'm working on a Spectrum Issue 4S board,and have had to remove al…
... all the 16k RAM chips and work on the ... the RAM with sockets, replaced TR4 and TR5 (C2236 and A733 ... replaced D15 (BA157) and checked the other components in ... new RAM, I checked the voltages, and the 5V and -5V ... here with no lower RAM, and the rail there was ...Sudden death of ZX Spectrum 48KHello A friend gave me a 48K rubber keyed Spectrum. I brought it home, hooked it up to my little TV and powered it up. I was very happy to see t…
... . I unplugged the adapter and plugged it back in to ... erase the contents of the RAM and to my surprise, the ... I tried to reset over and over again by unplugging the ... jack, waiting a few seconds and plugging it back in. ... was just the 9V adapter and the TV, both of ...Jiiira's Sparrow LITEHi All, Just for info .. :) big eprom, cheap 32KB ram and etc. i don't know specification .. :) https://youtu.be/NbI7E1aebrM modern speccy .. …
... info .. :) big eprom, cheap 32KB ram and etc. i don't know ...Need some help repairing an issue 3 spectrumI am looking for some help repairing an issue 3 speccy, here's what I tried so far. The speccy is not booting up correctly, when using the diagnos…
... diagnostic rom all lower ram ic's fail, the ... . I tested and swapped both IC3 and IC4 (the ... Swapped the ULA, Rom and z80, and these are working fine ... a working ULA, Rom and z80 made no difference. ... Removed all lower ram, and turned the spectrum on, and this doesn' ...Must be missing the point - machine code... Hi Folks, Trying my hand at machine code again but falling at the first hurdle. I hand crafted the following to run at address 62000 and the co…
... to run at address 62000 and the code is supposed to ... have checked the code in RAM and it is the same as ...Spectrum +2 various problemsHey there, I just recently acquired a Spectrum +2 and it's got various problems with it. First off, I get a rolling picture through both RGB and comp…
... recently acquired a Spectrum +2 and it's got various problems ... picture through both RGB and composite video, and I'm also not ... screen instead of the menu and the self-test program doesn ... like I've got bad RAM and I may have a bad ...Speccy won't bootHi all, I've got an issue 3 48k that won't boot properly. When I turn it on, it either does one of the two following things, it either displays a …
... it resets but full screen and static) or it displays ... at the cursor prompt and a black line made ... about the upper part of RAM and that crashes the same.< ... the ROM into another machine and it's running fine. ... swapped over the ULA and no change there either.< ...Emulating transfersI've been studying some games saved with transfers, and I'm surprised that almost no emulators have included those interfaces. This is my (incomplete…
...
- Transtape: It has RAM and ROM. Not emulated.
- Phoenix ... It pages RAM over the Spectrum ROM, and it is ... - Multiface 1/128/3: Has RAM and ROM. Widely emulated.
- ... has preserved instructions, schematics and ROMs of some interfaces)... ...For Sale: SINCLAIR QL NEW, boxed, UK version with BOX in MINT condition + other QL related stuffhttp://www.ebay.co.uk/itm/SINCLAIR-QL-NEW-never-used-boxed-UK-version-with-BOX-in-MINT-condition-/172609929716 http://www.ebay.co.uk/itm/Sinclair-…
No Fate - new game from creators of CastlevaniaRewind Studio that was responsible for a great ZX Spectrum game from 2015, called Castlevania: Spectral Interlude, finally announced its next project…
... to completely different outcomes. And here is how the ... for ZX Spectrum with 256K+ RAM and disk drive.
— Enhanced ... s technical capabilities: hardware scrolling and sprites, 3xAY, Turbo Mode ... the freely available schematics. And the basic version will be ...ZX Spectrum 48K it only shows colored barsHello, I'm new to the forum and I need help with a ZX Spectrum 48K which I bought recently unfortunately defective. I want to mention that before t…
... to be replaced with sockets and also the Z80 with ... I suspect is either a RAM issue or (worse ) a ... I checked voltages on the RAM and all seems ok (12.02V ... , 5.01v and -5.02V).
and the ULA processor?
...Street Treasure !!!Everyone loves street treasure, this time the junk gods smiled on me. I found a iMac and a small LCD TV! I now have a dedicated TV/monitor for my roo…
... me. I found a iMac and a small LCD TV! I ... any device I have modern and old and too my happy surprise ... based ones it's 1GB RAM and 150GB hard drive all in ...[Asm] Is this nested loop faster than LDIR or a bunch of unrolled LDI's?Hi all. I'm learning Z80 asm on Speccy 48K, and to start with I decided to write my own "CLS" routine (without relying on ROM calls or LDIR) as a lea…
... the registers, instruction set and T-states I came up ... from end of attributes RAM and loop backwards. Attributes RAM = 768 bytes.
RAM and loop backwards. Screen RAM = 6144 bytes.
and using push/pop to ...ZX Spectrum rescued from a friend, has Issues.Hi guys, I've recovered this ZX spectrum 48K from a friend. It's a 1984 ISSUE 6A. He told me the last time it was turned on was about 30 years ago!.…
... end on both stripes) and it became usable again. ... +PEEK to check the RAM, and the results were OK. ... OK, so I discarded a RAM problem. Also tried "Ramtest48", ... no success...still slow, and the machine hangs up, ... it says "WINGER READY" and the computer froze. Also ...Tauon PC-1 android 7 with ZX - anyone tried it?I found this on the internet: [b]https://www.tauonelectronics.com/index.php[/b] It seems like a all in one keyboard/android 7 device with Unreal …
... this seems more portable and looks more near to ... It has 1 GB of RAM and 8 GB of internal ... with 14 free games and 34 apps preinstalled. OS ... apps made for Android 7 and lower.
... computer, user manual, mouse, charger, and AV cable.
...ZXAV - Audio/Visual Sequencer for the ZX SpectrumHi.. I released my latest project, ZXAV, other the weekend. It's an audio/visual sequencer intended for jamming and live performance. Use it to cr…
... /visual sequencer intended for jamming and live performance. Use it to ... create visual-effect and audio tracks (with separate audio ... tracks for melody, bass and drums) and then jam with them live ... />
It needs 48k of RAM and an AY. It's easiest ...Nobody talks about this remake?[url=https://store.steampowered.com/app/1480560/]Lawn Mowing Simulator[/url] (not the Advanced one)... will be launched on August 10th. The world wil…
... ... only a PC with 8Gb RAM and some 20Gb of hard disk ...Missed opportunities in the 80'sAll the talk of the Loki got me thinking... What if someone had built an expansion box for the speccy that had the 3812 Yamaha music chip ( Adlib Sou…
... the Spectrum ROM with a RAM and loader, potentially open the way ... just reusing the RAM that came with the speccy and treating it ... the signals were present, and paging RAM into the ROM slot of ... original as a donor CPU, RAM and keyboard, doing away with the ...
