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-   -   Drive Victors not Responding in Autonomous (http://www.chiefdelphi.com/forums/showthread.php?t=118389)

K519_1325 11-08-2013 15:30

Drive Victors not Responding in Autonomous
 
Drive victors are not responding in autonomous. They work for about half a second and then they disable. The drive victors are fine in teleopertated though. It is only the drive victors not responding in auton. (all other ones are fine) We are using labview.

MrTechCenter 11-08-2013 16:47

Re: Drive Victors not Responding in Autonomous
 
Can you post your code so that we can take a look at it?

Ether 11-08-2013 16:56

Re: Drive Victors not Responding in Autonomous
 
Quote:

Originally Posted by K519_1325 (Post 1286838)
then they disable

Could you be specific what you mean by "disable" in this context?

What is the Vic's LED doing? What does your DS say the PWM signal to the Vic is set to?


Joe Ross 12-08-2013 12:20

Re: Drive Victors not Responding in Autonomous
 
It sounds like you might be tripping the motor safety. Seeing your code would help confirm whether you are updating the motors often enough to avoid tripping the motor safety.

Tom Line 12-08-2013 18:22

Re: Drive Victors not Responding in Autonomous
 
Has your autonomous worked in the past?

I ask because coding autonomous in LabVIEW is not like teleoperated. Teleoperated is encapsulated in a loop external to the VI so that the code is repeated over and over.

Autonomous is not encapsulated in a loop. So if you want it to loop, you have to add your own with your code inside of it. Without that loop, your code will execute once then stop.

That's my first 'guess' at what your trouble might be. Any chance you can post your code?

evanperryg 13-08-2013 09:50

Re: Drive Victors not Responding in Autonomous
 
I would first suggest unplugging all the PWMs and putting them back in. Just do it, even if it doesn't make any sense, the connectors on victors are like black magic. A few questions:

1. When you say 'disabling,' what do you mean? What does the signal light show?
2. What version of the Victor are you using? We had similar troubles with the 884.
3. Have you made any recent changes anywhere in code?
4. Do you have one loop running at the same time as another, and the other is taking priority?


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