The LEDS light up red for stopped clips, yellow for cued and green for playing and the rotary encoder moves a blinking cursor around while depressing the knob triggers or stops a clip playing. The remotes communicate wirelessly via XBee transceivers using a custom external for XBee that I hope to release as soon as I’ve created a help patch describing its features.
I’ve been working on a set of remote controllers that can be given out at a gig to create audience participation in electronic music. After a year of designing, re-designing, soldering and programming they’re nearly ready. Here’s a video of the first application I’ve programmed for them, a simple clip controller for Ableton Live.