Monthly Archives: May 2012

Vagabonding with school server

Jess and I are taking off for a month or sightseeiing, bicycling, backpacking in Italy and southern France.  And the school server project is coming along for the ride. It turns out that the trimslice computer, and an XO, fit … Continue reading

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XS repackaged for ARM

It was pretty satisfying to type “yum install xs-pkgs”, and have 236 packages load onto my Fedora 17 rootfs without an error. It seems like a small milestone. (That’s not to say that it all will function properly — that’s … Continue reading

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Does School Server Need a Lead Acid Battery Interface?

I was describing my efforts to use an Arduino microcomputer to monitor lead acid batteries to a battery sales engineer in the Philippines. His reaction was that it would be a great opportunity to include a de-sulfating circuit. I knew … Continue reading

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SchoolServer WordPress Extensions

Adam Holt came through NYC this morning on his way to Jamaca, and was talking about extending the idea of schoolserver.wordpress.com. I was describing how I have come to see adequate electrical  power to be a strategic issue in the … Continue reading

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Trimslice Successes — and small steps for XS-1.75

I had a USB to SATA hard disk adapter, so I downloaded the trimslice precompiled FC 17 release at http://blc.fedorapeople.org/fedora-arm/f17/ and copied it onto a 320 GB laptop drive. I followed the README, fetched xzcat, and executed “xzcat f17arm-latest-armhfp-trimslice-sda.img.xz /dev/sda” to … Continue reading

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Battery Experiences at Ecole Shalom — Haiti

When I was in Haiti, I saw how important the lead acid battery bank was to their lives. At Ecole Shalom, they had just been connected to the grid the preceeding May. (I was first there in November). During the … Continue reading

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Arm progress on XO-1.75

About 2 weeks ago, I downloaded a FC17 ARM root file system onto a USB stick.  I took the kernel and kernel modules from a recent build of the XO=1.75, and plopped them on top of this rootfs. Much to … Continue reading

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