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Showing posts from October, 2026

Palm IIIc resurrection

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After rejuvenating a Psion 5mx ... I dug an old Palm IIIc out of my garage and decided to get it up and running. Once I managed to find a suitable power supply for the cradle the Palm appeared dead, and wouldn't charge so I removed the battery and directly charged the cells with a conditioning cycle, reassembling it appears to hold charge and recharge although the pack does show some signs of minor "pillowing" so I expect I'll need to find a replacement at some point, or if this one doesn't hold charge, but at the moment it does seem to be holding up well. I found the jpilot software to get it syncing on Linux (some notes further down), but I wondered if I could use the serial interface to do something interesting. I'd been planning on building a serial ESP32 interface for the Psion, but I had a soft spot for the Palm, and the bright colour screen is much more fun, so decided to have a go and coming up with some networking support.     I had a few old Palm II...

Like a circle in a spiral, like a wheel within a wheel

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Song - The Windmills of Your Mind: "Round like a circle in a spiral, like a wheel within a wheel Never ending or beginning on an ever-spinning reel" Little medal, banana for scale On the 19th September was the "Tooting 24 Hour Track Race & British 24 Hour Championships"... This was my fifth 24hr track race. I will be doing a 6th. How to write-up running around a 400m athletics track for 24 hours in any way that's 1) interesting and 2) explains exactly what it's like? I've looked back on my last two write ups ( 2021 , 2023 ) and honestly they're both very brief (great) but not very interesting (not great) also they're jotted down as an intro to "and then I did an interesting race" afterwards. (Actually looking back another write-up when I had no idea what I was doing is actually much better:  2019 ) If you want to know more about the subject in general, an excellent book is Mike Stocks " One Track Mind "  So here goes, a ra...