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Unread 19-03-2015, 20:36
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FRC #0246 (Overclocked)
Team Role: College Student
 
Join Date: Jan 2013
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Re: Large amounts of gyro drift

Quote:
Originally Posted by ScourgeDragon View Post
I honestly wish this had been our experience. We bought two and have been experiencing problems with them across both competition and practice robots all season (it appears that the something gets hosed and the gyro only sends 0's instead of actual values). We've gone back to the KOP gyro while we investigate the problem.
We were experiencing similar problems whenever the robot experienced a brownout. Try hooking your NavX up to the USB port on the roboRIO in addition to the MXP port. USB is immune to brownouts.*

*Well, unless you get down to crazy low voltages, which you never should be able to.

Quote:
Originally Posted by Joe Johnson View Post
How dead do our batteries get? I'm sure to be honest. The Coding Team has figured out a way to have our laptop play a sound "Low Power" sound when our battery voltage gets too low and then we change our battery. It seems to be working so I haven't looked into the voltage that they've picked.
We picked 6.8V, the same voltage as a Stage 1 brownout.