Subject:
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Straight-driving car
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Newsgroups:
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lugnet.build
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Date:
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Thu, 2 Sep 1999 22:12:10 GMT
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Viewed:
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370 times
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I'm building an RCX robot that maps the house with some help from the
computer. My problem is this: I need to create a car that will drive perfectly
straight and also be able to make precise turns without having to move forward
while turning. I have 2 motors, and 1 light sensor, and 2 touch sensors. Can
anyone think of a way to do this?
Thanks!
--Mark
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Message has 2 Replies:
 | | Re: Straight-driving car
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| (...) One idea would be to use treads and an adder-subtracter device: (URL). This is kind of bulky, but it will eliminate the problem with the motors being mismatched. It's pretty difficult to do this actually -- perfectly straight is a tall order. (25 years ago, 3-Sep-99, to lugnet.build)
| | | Re: Straight-driving car
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| I've built a robot with a rotation sensor that keeps track of the position of the steering wheels. If you gear up this movement a bit it gets accurate enough to keep the wheels straight. You need to add a calibration routine to your program to find (...) (25 years ago, 5-Sep-99, to lugnet.build)
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