8-bit acorn hardware • Re: Stupid question re battery backed RAM
yes, change the battery whilst the machine is powered onbut I'd measure the voltage first, no point changing it for the sake of it.Statistics: Posted by Ukwebb — Sun May 26, 2024 11:04 pm
View Articleoff-topic • Re: VR
Abduction in Gillingham Part 1....done with VR .....and teletext!https://www.youtube.com/watch?v=BFEx9l-4ldAStatistics: Posted by pixelblip — Sun May 26, 2024 11:10 pm
View Article8-bit acorn hardware • Re: breadboard BBC
Great projectI used similar boards back in the day to prototype rather than strip boards. Probably got them from Maplin ...Statistics: Posted by shakesc — Mon May 27, 2024 10:48 pm
View ArticleClik here to view.
8-bit acorn software: games - high scores • Re: High Score Challenge - S22 -...
High Score Tables Updated for Season 22, Round Nine......Well, this game is a genre I don't like but some do. It has some quirks as people have pointed out, mostly to do with keyboard useage but...
View Article8-bit acorn emulators • Re: B-Em Tape Overhaul v3 (SAVE support, autotests)
I'm not aware of any faults with MakeUEF V2.4. It now records a creators signature in UTF8, which will look like ANSI if you only use the common characters.Worth knowing, thanks. I may add a couple of...
View Articleoff-topic • Re: Acorn Art Thread
Sirius 6-5 TTStatistics: Posted by pixelblip — Mon May 27, 2024 11:49 pm
View Article32-bit acorn hardware • Re: Replacement A3000 motherboards
Out of curiousity, whats the go-to method for taking the unsoldered IC's and getting them to fit the sockets reliably?I picked up one of these boards recently to salvage a too-far-gone A3000 but i've...
View Article8-bit acorn hardware • Re: Faulty Issue 7 Model B
Have you confirmed the address bus connections between the 6502 and the IC12/13, particularly A5 and A12?Yes, those have all been checked. I'll post up a marked up schematic showing everything I've...
View Articlesoftware & utilities for the pc, mac or unix • Re: Quadbike 2: Tape...
Updated tibetuef.php (0.8) to support work on B-Em:- new +112 command-line option encodes silence using chunk &112 instead of &116 (multiple chunks may be needed);- updated TIBET versioning...
View Article8-bit acorn hardware • Re: CUB 1431MZ Repair
So I pulled a few components to test on my component tester, namely C10, R8, D5 and R1.D5 came up at Uf=656mV C=35pFC10 came up at 55.99nFR8 came up at 3295 Ohm, so more or less 3.3K as the colour...
View ArticleEconet in all its guises • Re: HOWTO: Quick guide to setting up a shared...
In tidying up my Econet and FileServer documents, I've been reading through the PiEconet supported functions and commands.In the Acorn world the semantics for setting something is *SETxxx, eg...
View Article8-bit acorn emulators • Re: B-Em
I've been unable to work out how to save the memory to examine it on linux so I have no idea why this is happeningIndeed there is no command to do this from within the b-em debugger at the moment....
View Article8-bit acorn software: games - high scores • Re: High Score Challenge - S22 -...
About 5 games in......Aerial-2.pngStatistics: Posted by KarateEd — Wed May 29, 2024 12:33 am
View Articlesoftware preservation • Re: preserving old discs
Incidentally someone did give me a small white box of BBC disks to image at that ABUG but neglected to put their contact details inside ... I'd like to find out who that was!Ooh heck, that was me as...
View ArticleClik here to view.
8-bit acorn hardware • Re: JamSoftElectronULA: A no-frills Electron ULA...
Absolutely fantastic work from Dave (Hoglet) and Chris (Mogwaay) - something we've all been waiting for for years. So, no more excuses to 'dump' Electrons Dave H.Statistics: Posted by daveejhitchins —...
View Article8-bit acorn emulators • Re: Watford DDFS and Reset. Do we have a circuit...
I have tried searching for a circuit diagram and drawn a blank and I don't have a real one to check with a meter.I have got a Watford DDB2 board to hand from my spares box.8271 pin 4 (reset) is...
View ArticleClik here to view.
8-bit acorn hardware • Re: Compact 1Mhz port
The kicad files are attached in a previous post. I didn't published the project in my github since the original idea to have a 1mhz port didn't worked, and as companion replica i think it's useful...
View Article8-bit acorn hardware • Re: BBC Micro keyboard PCB
Mine has lots of bodge wires and lots of dead keys so I sacrificed it for the greater good. Removing all the components doesn't take too long, about an hour to strip everything off. Then around 10...
View ArticleClik here to view.
8-bit acorn emulators • Re: B-Em Tape Overhaul v3 (SAVE support, autotests)
Logging a couple more issues with TOH-3.1 that I've found:- TIBET playback omits silence (I never wrote the code to deal with it, and somehow never noticed)- CSWs are mistakenly always saved...
View Article8-bit acorn hardware • Re: Larger Gotek OLED display
It is mounted in a 5.25" drive so space is not an issue.What's the biggest size it will support from your link, please?That I'm not sure - some of the bigger ones aren't i2c - check the flashfloppy...
View Article