Let's Make Robots!

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28X1 Pin 7 (Serial Out) Used as Normal Output??

Is it possible to use pin 7 of the Picaxe 28x1, which is normally used in the download circuit, alternately as a normal output that could in my case drive a single LED? If so, what would be the code for it?

Add-ons to the "bristlebot"

Have any of you added something cool to your bristlebots to make them do something cool (like obstacle avoidance, remote control, etc.)?