Monthly Archives: February 2012

Digital Electronics Basics: Open Collector Outputs

Posted on February 29, 2012 by steve

Check out the excellent overview of open collector outputs over on the Evil Mad Scientist page.

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Message to Eaton: Help would be appreciated!

Posted on February 27, 2012 by steve

Looking over my Google Analytics pages I’m seeing a few hits each week that appear to be coming from Eaton corporate networks. Welcome! FYI, I’ve been receiving quite a few messages from people who really like their HHB hardware. Most … Continue reading →

Posted in ZigBee | Tagged | 1 Comment

Hacking Eaton HomeHeartbeat Part 6: Autopsy

Posted on February 26, 2012 by steve

Well, the good news is that I got an entire day to dissect the HHB base station, and now have a much more thorough understanding of the inner workings of the device. The bad news is that I managed to … Continue reading →

Posted in ZigBee | Tagged | 3 Comments

New MSP430 Tutorials

Posted on February 6, 2012 by steve

Gustavo Litovski has posted an updated version of his MSP430 tutorial on his site This is a nice concise introduction to the platform. Code examples use IAR, but should be fairly portable to other compilers. Another complete set of tutorials … Continue reading →

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