Temporal Hex Dump

After building some hardware to trace and inject data on the Nintendo DSi’s RAM bus, it became obvious pretty fast that there’s a lot of data there, and (as far as I know) no good tools for analyzing these sorts of logs. The RAM tracer has already given us a lot of insight into how the DSi works by virtue of letting us inspect the boot process, the inter-processor communication, and most of the code that runs on the system. But all of... Read More

Wireless temperature picture frame mashup

This is the latest geeky addition to our home decor. It’s a Kodak W820 digital picture frame, showing a graph of real-time temperature data collected from around the house: upstairs and downstairs, garage, outdoors, and even inside the refrigerator. More photos on Flickr, implementation details below… Temperature Sensors Most of my friends probably know that back in 2004, when I was still in college, I built a set of wireless temperature... Read More