Tue Aug 25 2009 22:53:57 GMT-0700 (Pacific Daylight Time)
So I picked up this nice USB foot pedal at Goodwill on the cheap: I wrote some C code that allows it to act as an "external" (plug-in library if you will) for Pd. Click the above link and you can read all the gory details about how I turned it into a controller for Pd. Demo video is forthcoming.