Category Archives: computers

Why did 1973 matter to Classic Mac OS?

So I was clearing off an old 350MHz graphite Apple Macintosh G4 Server which had OS 10.4.9 on it, and decided to put Mac OS 9.2 on it for the lolz. This was a mistake, as I had been intending … Continue reading

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Send the time from a watch to a BBC micro:bit

Previously I got a BBC micro:bit sending temperature data to my BangleJS watch by Bluetooth. I did this using a very simple, but deprecated, Eddystone beacon radio protocol. I thought it would be interesting to send data the other way, … Continue reading

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Use a micro:bit as remote Bluetooth temperature sensor

I love my BangleJS2 watch – it’s an inexpensive smart watch with custom firmware that allows you easily to write your own apps using JavaScript. I’ve already made a couple of watch faces for it, but I was keen to … Continue reading

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Collect and graph micro:bit data on a Raspberry Pi

Using a BBC micro:bit, an old Raspberry Pi and a surprisingly small amount of code, you can log sensor data in a simple CSV (comma separated values) text file and plot it on an interactive graph you can access from … Continue reading

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Classic 68k Mac watch face

Back in November 2021, I got a BangleJS2 hackable smart watch, having backed it on Kickstarter. It’s no Apple Watch, for sure, but it’s much cheaper and you can write your own apps for it really rather easily, in JavaScript. … Continue reading

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