programming • Re: Quickest way to clear SWR
*SRWIPE on ROMS Utilities disk: https://mdfs.net/Mirror/Archive/JGH/Statistics: Posted by jgharston — Sun Mar 16, 2025 12:59 pm
View Articleacorn atom and acorn system series • Re: Combined VGA / Tube interface board...
Thanks Chris This looks much better. But is see on my two atom's different pictures compared with your photo.Do you know if this is software related ( Godil 80x40 demo ) or is mine combined vga board...
View Article8-bit acorn software: other • Re: Basic's square root algorithm
There is also this method to calculate fp SQRT without any divisions: https://people.eecs.berkeley.edu/~wkaha ... eciprt.pdfAlways interesting, but I see it needs three multiplications - in modern...
View ArticleIntroduce Yourself • Hello from South Wales
Hello everyone, I had a BBC as my first computer back around '83, and learned all I could on how to program it. Had books on graphics, and used to love writing programs to display starfields, planets...
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Introduce Yourself • Re: Hello from South Wales
Welcome to the forum! Statistics: Posted by Cruxinc — Mon Mar 17, 2025 9:02 am
View Article8-bit acorn software: games - high scores • Re: High Score Challenge - S24 -...
I have to say, I still like the game. It random nature is a bit of a pain, but there have certainly been far worse games in the HSC.Statistics: Posted by fwibbler — Mon Mar 17, 2025 9:36 am
View Article8-bit acorn software: games - high scores • Re: High Score Challenge - S24 -...
Couple of goes tonight, not sure if going for the bonus is worth the lives lost, learning the red hat sequence will probably help a bit. Otherwise a nice game, with colourful sprites and good sound...
View Articleother vintage hardware, software and languages • Re: More UK101 tapes to recover
that first flac sounds too much like a ZX Spectrum tapeI think that was the section I found inexplicably placed near the end of one of the sides. That side was otherwise blank, but there was just this...
View Articlenew ideas wishlist & general chat • Re: BBC Micro on Ethernet LAN?
Or there's the UPURSFS variation of HostFS at https://sweh.spuddy.org/Beeb/UPURSFS (which works nicely with my TubeHost; https://sweh.spuddy.org/Beeb/TubeHost/README.txt - which uses a more disk...
View Articlegeneral • Re: Today I received.....
I have a one, if you're interested....https://www.stardot.org.uk/forums/viewtopic.php?t=21834Statistics: Posted by *TAPE — Tue Mar 18, 2025 9:46 am
View Articleother events + general event chat • Re: TNMOC ECONET LAN PARTY JUNE 7 & 8...
I've been busy for the last couple of Econet events but it looks like I might actually be able to make this one, thanks for organising it.A few questions, mostly logistical:Is the location of the pub...
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32-bit acorn hardware • Another poorly A3000
This one is on the bench with external keyboard hooked up. The RTC area and ROM sockets have been reworked (by me). It's got 3.11 ROMs. I had got it to the stage of seemingly working fine. The Desktop...
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acorn atom and acorn system series • Re: Building a Replica Acorn System 5...
Part 1b, The 6502A PCB Soldering components continued.The vertically mounted resistor now all in. The link headers fitted. The 20 way IDC latched header fitted. And the electrolytic capacitor used in...
View Articleoff-topic • Re: AliExpress . . . New and Original . . . Buyer Beware . . . !
Just a thought on this increase of low quality silicon coming out of China.... We know the U.S. is making it difficult for China to get U.S. silicon.We know Taiwan is the other major silicon...
View Articleoff-topic • Re: How I read C++ as C
I could never really see much point in const over #defineQuicker too as it doesn't need to load the variable, just have the value embedded in the code.Statistics: Posted by vexorg — Wed Mar 19, 2025...
View Article32-bit acorn hardware • Re: Another poorly A3000
DId you continuity check from IC29..31 LEGS to the rom LEGS? I highlight LEGS here because often a fault can be between socket and chip leg - it's important to probe the actual chip. And use as little...
View Articlemiscellaneous new bbc and electron games • AreGo : Deep Sea Rescue
An undersea rescue game for the BBC Model B where patience and discipline are the keys to success.Please use DSR_Success.jpg as the primary...
View Article8-bit acorn hardware • Re: Desirable video connectors - vote
With SCART, it's pin 16 that takes most of the current. It has an input impedance of 75Ω. This is because the original intention was fast overlay switching.Pin 8 has an input impedance of 10kΩ.So if...
View Article32-bit acorn hardware • Re: Replacement A3000 motherboards
Thanks Ian that's most useful.Statistics: Posted by cjed — Thu Mar 20, 2025 1:02 pm
View Article8-bit acorn hardware • Re: BBC Plug lopping
You can feel that on devices if you touch them lightly, a very mild electric shockStatistics: Posted by vexorg — Thu Mar 20, 2025 1:08 pm
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