Hardware

Solved my SSD freezing issue (Intel 330 + MCP55)

December 29th, 2012 by

I recently bought an SSD to upgrade my aging HP DV6227CL laptop. A few weeks after installing Ubuntu, I started experiencing occasional disk freezes during use that would require a hard reset as well as lock-ups during the boot process. When either of these things happened, the disk activity LED would stay lit indefinitely. When…

SSD: A worthwhile upgrade for an aging laptop?

October 30th, 2012 by

I’m still using an HP DV6227CL from 2007 for my school work and otherwise mobile computing, and it goes without saying that there have been considerable improvements in technology since then. With its old 5400 RPM laptop hard drive and unimpressive hardware, some would become rather impatient waiting for programs and files to load. However,…

Release of Teensy_sPWM Library v0.1

October 22nd, 2012 by

Today I’m making available the first “complete” version of the software-based pulse-width-modulation library I’ve been working on for a few weeks for use in my upcoming Teensy 2.0 projects. Key features include high-frequency PWM, and the ability to apply independant PWM to all output capable pins on the Teensy. It is not thoroughly tested, so…

Experiments with Ubuntu software RAID0

September 4th, 2012 by

Ubuntu Linux uses the Mdadm utility to manage software raid devices. This isn’t as fast as having a hardware raid controller, but it’s certainly cheaper (free!) and more convenient. I had a few identical drives laying around, and I’m in the middle of building an HTPC so I figured this would be a good opportunity…