BeagleBone Black Debian build from balloonboard.org
The Balloon Board project set out more than a decade ago to produce a high-performance, low-power, open hardware embedded Linux computing platform. It successfully did that, and now thousands of them...
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Embedded serial port debugging on the cheap
I do a lot of electronics design and debugging. It’s how I make my living. Most of the things I work on involve embedded computers of one sort or another talking to various peripherals. It could be an...
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Sony Xperia P (LT22i) Jelly bean battery drain
I have a Sony Xperia P (LT22i) phone. Sony have recently updated the software for it, so it now runs Android Jellybean. Last week, I plugged the phone into my desktop PC and the Sony software proudly...
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Avometer 8 repair
The Avometer 8 is a British electronics icon. For probably half a century it was the standard high-quality multimeter, found in every factory, workshop and laboratory. Though an analogue meter seems...
View ArticleCross-building for ARM on Debian squeeze and lenny
I have to support some software running under Debian Linux 5.0 (lenny) on ARM hardware. The operating system on this hardware can’t easily be upgraded because it’s expensive to get at physically, but...
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Avometer 8 BLR121 15V battery replacement
The Avometer 8 multimeter has lots of useful ranges, including a special high-resistance range which can measure resistances of up to 20 megohms. This is handy, but it needs a special 15 volt battery....
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