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Unread 21-02-2016, 12:46
boz336 boz336 is offline
Electrical Engineer/Mentor
FRC #1599 (CircuiTree)
Team Role: Mentor
 
Join Date: Mar 2015
Rookie Year: 2012
Location: Richmond
Posts: 13
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Re: Robot loses communication while going over obstacles

We had the same problem last year. It was a very slightly loose crimp on our battery lug. We thought our wiring was fine.. And the behavior wasn't repeatable when we shook the robot off field... But consistently happened when we drove over the platforms.

You might want to triple check the connections to the battery and/or other power connections that "look" OK, but might be intermittent under mechanical shock. You can always try the shake test... But in our case we still didn't see the problem.

If you really suspect brownout, you can look at the robot logs for battery voltage to see if it gets low.

Very frustrating... Hope you get it solved.