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other vintage hardware, software and languages • UK101 Programmable sound generator(PSG) AY-3-8910

Stardot about 1 hour ago

Who does not remember the Premier Publication Software and Hardware projects like the AY-3-8910 Soundboard.In combination with Basic4/5/X ROMs, the Soundboard could be programmed directly in Basic.Now the AY-3-8910 is emulated beside an SN76489AN PSG that …
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32-bit acorn hardware • My A5000 - work done so far

Stardot about 2 days ago

After my A3000 has been completely repaired (I am just 'enhancing' it now...), here are all the picture I took during the repair of my A5000.The full story started on the following forum:https://www.exxosforu... ... =18&t=6682And here w …
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32-bit acorn emulators • Arculator 2.1 - Help needed please

Stardot about 4 days ago

I’m trying to install Arculator v2.1, having previously got v0.99 working using the pinned installation instructions.As I couldn't find any instructions for later versions, I decided to follow the v0.99 instructions again and adapt where necessary. For …
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programming • VCCC2023: Christmas Challenge

Stardot about 5 days ago

Oh come, all ye faithful.https://logiker.co... ... lenge-2023"A small programming contest that will run from Monday, 4.12.2023 until Monday, 25.12.2023."Last year saw the great Acorn choir in good voice, with many Acorn entries proving q …

Arcade Cores • Bomb Jack Test

MISTerFPGA about 5 days ago

So, as suggested by a couple of folks over on another thread, I decided to take a look at Bomb Jack and see what may be wrong.First, I have to say that the core is written pretty well and follows the schematics pretty faithfully so it was a challenge to t …
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8-bit acorn hardware • Master Compact - Faulty

Stardot about 6 days ago

Hi Folks,I bought this Master Compact as a non runner, it looked in great nick so I took a punt….and got it.It came without the drive unit and no power supply.My wife decided to pay for it for me as my Xmas present so can only look at it when she is ou …
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32-bit acorn hardware • First look at an A3020

Stardot about 7 days ago

My mate Tony dropped off this A3020 that he'd been given and never plugged in - my mission is to get it going!I plugged it in to the mains, no monitor because I can't find a VGA cable I know, amateur hour. There's no beep from the speaker, but power & …
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8-bit acorn hardware • Rusty master keyboard frame

Stardot about 7 days ago

I started looking at cleaning the keyboard switch contacts, but as I removed the keys I saw a lot of rust underneath.Bit of a pain to strip out the metal plate, all switched need unsoldered and switches popped out:Wire brush and a respray needed. Is a rus …
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8-bit acorn hardware • New MicroSD card PCB for use with MMFS

Stardot about 7 days ago

I know there are already a good number of MMFS solutions out there, and I previously had a solution where you could plug in a standard Arduino style SD card interface into one of my PCBs:viewtopic.php?t=19788H... I have now run out of those PCBs and i …
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8-bit acorn hardware • Tube ULA Re-Implementation

Stardot about 7 days ago

Hi all,Part 1 : Project OverviewI have a 6502 Cheese Wedge with a broken ULA, so I thought it would be nice to get this back into service. As original ULAs are rather hard to come by, it's worth creating a modern replacement. This is a fairly well-worn pa …
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Other 8-bit Commodore computers • C128D RGBI to VGA output test

Lemon64 about 8 days ago

I recently got a GGLabs CGA2RGBv2/GBS-8200 setup to convert the RGBI output of the C128 to my VGA monitor.Its working but Ive noticed my 80 column text is yellow instead of blue like above.Is there software to test the color output like the pic below?Stat …
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general • Acorn Pocket Book

Stardot about 8 days ago

Adding to my Acorn Electron and Acorn Archimedes A3010 is this rather curious yet wonderful Acorn branded Pocket Book from around 1992.It's actually a rebranded Psion 3, but seeing that green Acorn logo always makes me smile. Even came with the A-Link cab …

8-bit acorn hardware • Emulated M3000 not working properly on Pi to 1MHz bus interface

Stardot about 8 days ago

Hi all,I've set up Pi to 1MHz bus interface, mainly for Music 5000 + Music 3000. I'm using a Pi 3B+ and one of th excellent Pi 1Mhz shifters from Ken Lowe.The M5000 works great with earlier versions of the Studio Software, where it's NOT looking for a M30 …
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Scene • My first SID music in years - Game of Thrones

Lemon64 about 9 days ago

Well, it took me a while, but I have this as good as I am going to get it. I re-arranged the Game of Thrones theme music for a 3 voice SID. I thought about doing Stereo, but as my first SID in 20 years or so, I figured 3 was enough of a challenge. You ca …

8-bit acorn hardware • Weird Beeb problem

Stardot about 9 days ago

I've never had this problem before - well, not like this one. It's an Issue 3 factory model B - with Tricky's Test ROM everything looks fine, except the second half of the memory test never shows up. I've replaced IC45, IC39, IC2, IC3 and IC32 - I'm gue …
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32-bit acorn hardware • A4000S Restoration

Stardot about 9 days ago

Hi all,I acquired an Acorn A4000S a few days ago, I'm in the process of restoring, deep cleaning etc.The system has the original monitor, mouse, keyboard and documentation, a really lovely machine. So far I've removed the CMOS battery before it causes any …
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32-bit acorn hardware • Monitor black level (emulation & AKF11)

Stardot about 10 days ago

I was recently pointed to this twitter thread from last year : https://nitter.net/nemo2000... is that Arc monitors early on (presumably AKF11 and the like) apparently had deliberately crushed black levels in order to impro …
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8-bit acorn hardware • Torch board iD

Stardot about 10 days ago

Would anyone know which model Z80 torch board this is, it was used when my skills were needed many years ago, there are also some interface boards and a winchester hard disk somewhere but i have not found these yet.It obviously has some memory and a seria …

8-bit acorn hardware • Electron Advanced User Guide - Issue 5

Stardot about 10 days ago

This has been updated with some changes to pages 220 and 234-235 to reflect recent research by Haerfest and hoglet to clarify how the rom selection register works. In addition I have deleted a sentence from the definition of GSINIT which suggested that th …
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Supermarket • Hook Hit Squad

Lemon64 about 10 days ago

Hi guys.... I've recently acquired a extremely rare hit squad title Hook. I'm just trying to get a ball park figure on its value if anyone could help.Statistics: Posted by waynesmith120 — Wed Nov 29, 2023 8:40 am — Replies 3 — Views 65 …
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introduce yourself • Hello from the West Midlands

Stardot about 10 days ago

Hi everyone, I'm from the Black Country in the West Midlands, I have a huge interest in retro and vintage computers, I regularly restore laptops, PC's, lunchbox PC's and also build retro systems from scratch - I recently built a 386 and currently a 286 PC …
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32-bit acorn hardware • New A3000 Restoration Upgrade Progress

Stardot about 11 days ago

Hi,I've had an A3000 from new (Christmas 1989), that has been in storage since the mid-90s and since then has been moved over here to New Mexico when I now live. I've been thinking about restoring it for a while and have decided to make a start. As you ca …
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8-bit acorn software: games - high scores • High Score Challenge - S21 - R9 - Snapper

Stardot about 12 days ago

Stardot high score challengeSeason Twenty One: Round 9Snapper chosen by Venger=====================... Round Nine starts at 9pm on Monday the 27th of November and ends at 9pm on Monday the …
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other vintage hardware, software and languages • Open University HEKTOR

Stardot about 12 days ago

Anyone remember these? It was an 8085 based computer produced by the OU specifically for teaching a course (or several?) that they offered. I remember my mother teaching using these and thinking that my BBC micro was a lot more fun. It didn't have much RA …
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Nintendo 64 (N64) • N64 - analog down also sends d-pad down to Zelda OOT Redux

MISTerFPGA about 13 days ago

In Zelda Ocarina of Time (OOT) with the Redux hack/patch. One patch feature is using the d-pad to trigger the musical ocarina and the boots.Problem: when using the analog stick, pressing down on the analog stick appears to also send d-pad down which trigg …