Lee Holmes' two cats get their portions served personally by his server computer. The computer stands right next to his homemade mechanical dry cat food dispenser, running the Subversion Version Control System under Ubuntu Linux. But at feeding time, it moonlights as a waiter.
Activating the CD ROM eject and load functions, the computer gives a lever on the cat feeder two nudges with its CD tray. The metered portion of cat food is dispensed and the cats dine. If you're planning a Skinner box experiment on a budget or simply need to feed your pets while you're out, here's a clever way to do it. Scripts are included for Linux and any Windows version that supports PowerShell.
Festo's BionicKangaroo combines pneumatic and electrical drive technology, plus very precise controls and condition monitoring. Like a real kangaroo, the BionicKangaroo robot harvests the kinetic energy of each takeoff and immediately uses it to power the next jump.
Design News and Digi-Key presents: Creating & Testing Your First RTOS Application Using MQX, a crash course that will look at defining a project, selecting a target processor, blocking code, defining tasks, completing code, and debugging.
Focus on Fundamentals consists of 45-minute on-line classes that cover a host of technologies. You learn without leaving the comfort of your desk. All classes are taught by subject-matter experts and all are archived. So if you can't attend live, attend at your convenience.