8-bit acorn hardware • Re: Memory diagnostics in UEF format
@MartinBI ran the one liner you mentioned with the 4 different options but none of them came back with any errors/info. But the full program is finding a bad IC. Is this expected or is it possibly NOT...
View Articleacorn & bbc micro user group (abug) events • Re: [ONE SPACE LEFT] BOOKING...
Thread says one space left. If so, could I come?Statistics: Posted by Pullance — Mon Mar 31, 2025 3:52 pm
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8-bit acorn hardware • Re: RGB to HDMI using a Pi Zero and a small CPLD
I just remembered there are hardware fixes for exactly this problem and I have a few of them myself:...https://www.ebay.co.uk/itm/156719345240This has solved things nicely it seems - thanks. I get one...
View Article32-bit acorn hardware • Re: A5000 troubleshooting - ram control line failure
R300 reads 10k as expected, but 298 reads 1k dropping to 550, this is the resistance i get between 5v and ground when the power supply is disconnected.. With it connected this reads about 30296, 297...
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8-bit acorn software: games - high scores • Re: High Score Challenge - S24 -...
Never played this one before! First goes ……IMG_5706.jpegWell... I had to check and it seems you or someone close to you has played it viewtopic.php?p=223883#p223883Ah, I'll take that score from my...
View Articlenew projects in development: games • Re: 🦇 Batman
Batman was a stormer of a game on the NES (I regularly have it out at events across the UK) so I'm super excited about the prospect of playing it on a Beeb Master (especially if there's a chance of...
View Article32-bit acorn hardware • A3000 Beebug RAM Card
I've recently acquired an A3000 which has the usual battery damage which I am repairing, but it also came with a RAM expansion card.Its labelled (C) Beebug Ltd A3000 RAM CARD RELEASE 1.0 MARCH 1990...
View Article32-bit acorn hardware • Re: A3000 Beebug RAM Card
LK1 will be for either 1mb fitted (as it is now) so 2mb in your machine, or 3mb fitted, so 4mb in your machine.Statistics: Posted by thecellartroll — Tue Apr 01, 2025 5:03 pm
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acorn & bbc micro user group (abug) events • Re: ABUG Online #100 :...
Thanks for arranging this. It gave me the prod I needed to get my PiEconetBridge up and running which is now happily servicing both real and emulated BBCs and RiscOS PCs Statistics: Posted by elk1984...
View Articleacorn & bbc micro user group (abug) events • Re: [FULLY BOOKED] BOOKING...
Hi decle, dropping in on Sunday will be fine, again should be a little less hectic than Saturday!Thanks Kieran, for what it's worth, I'm another Ian.I can bring a DRAM go/no-go testerCheers Mark, that...
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32-bit acorn hardware • Re: Unipod and ADF10 or AEH52
Thanks for that Phil, I’ll give that a whirl, I may even have a copy of SNAFU at work. Statistics: Posted by Drobell — Wed Apr 02, 2025 1:34 pm
View Article32-bit acorn hardware • Re: Replacement A3000 motherboards
Here's a document I've been working on with help from @thecellartroll that gives a "walk through" guide for building an A3000 from scratch, step by step, with tests to perform along the way so that...
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8-bit acorn software: games - high scores • High Score Challenge Nominations...
Hi Folks,Welcome to season 25....all right then......Please post your 3 chosen games using the guidelines below and submit them in this thread. Please ensure the game exists online (I'll continue...
View Article8-bit acorn emulators • Re: b2 - new emulator
Thank you Tom! I will wait !Statistics: Posted by pixelblip — Wed Apr 02, 2025 4:36 pm
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8-bit acorn software: games - high scores • Re: High Score Challenge...
My nominations:Mieyen https://www.bbcmicro.co.uk/game.php?id=4506Guntus https://www.bbcmicro.co.uk/game.php?id=4262Battlot Battlot https://www.bbcmicro.co.uk/game.php?id=4201Thanks, Ed! Statistics:...
View Articleprogramming • Mixing Basic with assembly
Hi everyone!So this is a bit of a follow up to this post:https://www.stardot.org.uk/forums/viewtopic.php?t=30820So the comments there were right, and my basic main loop is taking far too long....
View Articleprogramming • Re: How are FORTRESS plane/shadow sprites rendered in MODE 7
The other issue is that with this setup, the CRTC is only refreshing half the DRAM. So you have to do the other half in software!I would love to know whether the original developers knew about the...
View Article8-bit acorn software: other • Re: Correct way to read ROM Version number on...
What is the correct way to read a version number of a ROM on a tube ?There *is* no "correct" way to read a version number of a ROM. My *SMLIST and ROMList code has to jump through loads of hoops to...
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32-bit acorn hardware • Re: A310 C37 replacement
My question is does it need to be replaced with a tantalum bead cap (100uF 25V is mentioned as suitable) ? These seem to be difficult to obtain or pretty expensive. Can I replace it with a tantalum...
View Articleprogramming • Re: Mixing Basic with assembly
The obvious way to do it would be to have a self-contained machine code routine that waits till the beam is off the screen, undraws the sprite from its old location, redraws the sprite at its new...
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