Quote:
Originally Posted by Ether
How are you decoding the signal from the photosensor? i.e. Are you reading the number of counts, and dividing by elapsed time, or are you using getPeriod() to read the elapsed time between pulses?
What speed control algorithm are you using? PID, TBH, bang-bang, something else?
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Fortunately, I just made a video this weekend explaining how it all works. (It was for the SpaceX FIRST application, hence the title).
http://www.youtube.com/watch?v=zzNLlAUbbcU
Edit: Might only leave this up for a little while. Watch it quick!