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Unread 13-06-2009, 11:45
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gorrilla gorrilla is offline
1557 alumni, 4639 mentor
AKA: adam spears
FRC #4639 (RoboSpartans)
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Join Date: Mar 2008
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Re: Crab-drive steering modes?

Quote:
Originally Posted by Sgreco27 View Post
Cheap is always good. , but do be careful, my team had a good deal of trouble finding the proper feedback sensors. Definitely use absolute sensors, they're much easier to work with, and you don't have to manually straighten.
why do we actually need these?

Couldent we just use limit switches on each module? since the 2 wheels on each side are linked together,

Like in full-crab mode, have one joystick for "gas" and one that turns both sets of wheels the direction you point it? and the same for "ackerman"and "Slolam" modes?

And maybe have something coded so they return to the middle if you let off the sticks?
or is there something im missing?

also what motor could we use to turn the modules? ive seen alot of teams use globes,but they're not the fastest thing...only 100rpm
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Team 1557 2007-2011 student-Lake County FL

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Last edited by gorrilla : 13-06-2009 at 12:50.