Included tags: acorn ×
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off-topic • 1996 the great retuning (Channel 5)

Stardot about 5 months ago

I was surprised as to which year this happened - at the end of 96 and into 97, thousands of technicians visited millions of homes in the UK to adjust modulators - mostly on VCRs I imagine - to avoid difficulties when Channel 5 started up on UHF channels 3 …

32-bit acorn software: RISC iX • MEMC and RISC iX

Stardot about 5 months ago

Previously, there was some discussion of the MEMC's virtual memory management architecture, mixed into a thread about Motorola where it was only tangentially relevant. I was thinking about this again recently, considering the remarks made by reviewers abo …

general • JGH's TREECOPY and READ ONLY Directories with PiBridge

Stardot about 5 months ago

Hi folksI'm trying to copy the contents of an ADFS harddrive to my Econet (PiBridge) I'm using TREECOPY as it seems to be about the only recursive copier I can findHowever when it copies the folders, it also copies the permissions (DLR) , which then means …

8-bit acorn hardware • Failed model B - empty data bus.

Stardot about 5 months ago

Hi All,I'm gradually working my way through the possible causes of a dead model B and I would appreciate the wisdom of the forum at this point.Story so far, I got hold of an issue7 model B a couple of months back, all working when I got it, RIFA capacitor …

8-bit acorn hardware • Updating Econet Bridge

Stardot about 5 months ago

re Ken and Chris's : Econet Bridge with Integrated Econet Module, Econet Clock & TerminationCould anyone give me a quick dummies guide on how to update the Pi Bridge to the latest version ?I'm just conscious its been well over a year since I installe …

other vintage hardware, software and languages • DEC VT-101 Flyback Transformer Blues

Stardot about 5 months ago

My lovely DEC VT-101´s display began to crap out. I instantly suspected the Monitor driver board. The famous C439 and CR408 problems or perhaps a bad 555 timer were my hope. The monitor board is the same on a VT-100 so there is a lot of archival help out …

general • What Watt Resistors for Beebs?

Stardot about 5 months ago

Generally I re-order the same parts when I am running low (metal film 0.25W, "MR25"), but recently when looking to bulk buy through-hole resistors, I noticed lower wattage resistors are now available. Normally Beebs use 1/4W resistors in most cases but I …

introduce yourself • Hello from Belgium!

Stardot about 5 months ago

Hi,I already made a few topics about my recent purchase, an Acorn A3010.It's now time to introduce myself. My name is Frank and I live in the East-Northern part of Belgium, close to the German/Holland border.My first computer was a ZX Spectrum 16k (later …
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acorn atom and acorn system series • Computer Music with Atom

Stardot about 5 months ago

This is a lovely video from 1984 that features an Acorn Atom.Credit: Frans Lemaire - MICADOhttps://www.youtube.c... Posted by beatkamp — Thu Dec 28, 2023 4:13 am — Replies 2 — Views 56 …

8-bit acorn software: games - high scores • High Score Challenge Nominations - Season 22

Stardot about 5 months ago

Hi Folks,Welcome to season 22....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 posting so that you can download from the Complete BBC Gam …
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acorn & bbc micro user group (abug) events • ABUG Canada West Meet Up #28 December 23 2023

Stardot about 5 months ago

Hi Folks,Well this is our last ABUG for 2023 but it was a great one for us................During this particular ABUG Paul ended up showing me a tremendous amount of things he'd been working on, hence the plethora of tubs of Beeb stuff. He's been really …

programming • Benefits of machine code in text based games?

Stardot about 5 months ago

Hi,I mostly write in BASIC with the odd spot of assembler here and there. Mostly not very speedy, simple games, like snake for example, which can be mostly text based using user defined characters for graphics.I'm wondering if there would be a vast increa …

general • Pronouncing the system call names

Stardot about 5 months ago

I came a little late to the BBC Micro party - my primary schools up to that point had been Research Machines sites and none of my friends had a Beeb. As far as IT teaching went my secondary school had already moved on to the Archimedes when I enrolled, a …

8-bit acorn software: other • Welcome Disks Master 128

Stardot about 5 months ago

Hi,I'm trying to build up a set of manuals and core software for my BBC Master. I'm just not sure what the best route is to do this, I've read multiple forum posts which explain that the BBC Master welcome disk and utilities are on the ADFS format so I c …

8-bit acorn hardware • Video ULA equivalent schematic?

Stardot about 5 months ago

Does there exist a schematic of a prototype equivalent of the Video ULA for the Beeb? I've never given it much thought, but having had trouble with the Apple IIe's ASICs I found the schematics of the prototype Apple MMU interesting (and a lot easier to f …

8-bit acorn hardware • An interactive navigation for MMFS(2)...

Stardot about 5 months ago

With a new Beeb build I decided to explore the workings of MMFS, having focused on GOTEK exclusively till now in my other machines. I was immediately drawn to the MMFS2 version as it works more like the GOTEK in terms of using loose SSD files. The command …
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8-bit acorn software: games - high scores • High Score Challenge - S21 - Champ - Rubble Trouble

Stardot about 5 months ago

Stardot high score challengeSeason Twenty One: Round ChampRubble Trouble chosen by Venger=====================... Round Champ starts at 9pm on Monday the 25th of December and ends at 9pm o …

programming • Assembly wierdness with integer vars - SOLVED

Stardot about 5 months ago

Ok, so I've got stuff going on that I just don't understand at all and was hoping that someone could clear it up.Why do single character persistent integer variables cause strange behaviour?I have a couple of blocks of assembly code stored in 2 different …

8-bit acorn hardware • BBC Master Sideways RAM vanishes shortly after boot

Stardot about 5 months ago

Hi ... I've got a weird problem with a BBC Master 128... LK18/19 set West, if you're quick with *ROMS on power-up it shows 7 (sometimes),6,5,4 as RAM, but after a few seconds if *ROMS is issued again, everything shows as ROM.I became aware of this when I …

32-bit acorn hardware • Floppy Disk Transfers DOS - A3010

Stardot about 5 months ago

Hi Folks,Since the A3010 has a high density floppy drive I though Id transfer some small utilities over to it. With a 1.44MB floppy in hand I formatted the floppy in the 3010 as a DOS 1.44mb floppy. To test, I opened up the floppy on the Arch and created …

32-bit acorn software: other • The palette converter for the Archimedes

Stardot about 5 months ago

Colors for the 256-color palette are not arbitrary - there are limitations. Is there a converter that can convert an arbitrary palette to one that matches the Arcimedes hardware?Statistics: Posted by litwr — Tue Dec 26, 2023 6:51 am — Replies 3 — V …
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other vintage hardware, software and languages • Sega Megadrive 2 PCB

Stardot about 5 months ago

This is something I haven't seen before, Z80 and 68000 CPUs on the same motherboard.There also seems to be 3 different types of memory chip and something likewise unusual that I've never seen, a capacitor array, next to the crystal.Apparently the Z80 cont …
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32-bit acorn software: other • Building RISC OS ROM Image Video Tutorial

Stardot about 5 months ago

By popular demand,it’s here at last! Dive into our comprehensive tutorial on building a RISC OS ROM Image from scratch.Wishing everyone a joyous Christmas!Watch now:https://www.youtube.com... Posted by DarkLord — Mon Dec 25 …
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8-bit acorn hardware • merry christmas and a big thank you to all

Stardot about 5 months ago

if mods could bump this, just for today, it would be much appreciated as it would allow more people to see this! hello everyone and merry christmas! i hope you all are having a great day!i ended up getting my beeb and i am super happy with it!i want to th …

8-bit acorn hardware • Vines Micro Replay ROM and ROM/RAM Boards

Stardot about 5 months ago

Hello,I was wondering did anyone was able to get a Vines Micro Replay ROM to work with any ROM/RAM board expansions on a BBC B, I have a Aries B12+B20 , in one BBC B machine,The Replay ROMS works with just the B20 Aries on its own, adding the B12 and movi …