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In lugnet.org.ca.rtltoronto, Rob Antonishen wrote:
> Well, it looks like in the 11th hour I'm going to have to abandon my
> differential drive for Project Y....there is WAY too much play in the
> differential gear train, which makes tracking the light with the whole
> bot virtually impossible...
Can I ask a stupid question from a non-moving bot owner? Why do you need that
much precision? The light readings are going to be pretty variable, and the
robot targets and obstacles are all moving, so do you really need that much
precision to know the general direction you need to be going in?
Calum
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Message has 3 Replies:
 | | Re: Gear lash....
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| (...) This is the main reason I went with two light sensors--knowing that there'll be moving 'bots and such, I wanted to 'home in' using the best and easiest possible way. using the two ight sensors as a differential, you can steer right towards any (...) (19 years ago, 2-Mar-06, to lugnet.org.ca.rtltoronto)
| | | Re: Gear lash....
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| (...) 'Cause in my (maybe no so) brilliant design I have a "probe" that is tied back to a touch sensor that needs to be inserted into the transfer opening. If the probe hits a wall/another bot, etc. then it will back off assuming it was a bad light (...) (19 years ago, 2-Mar-06, to lugnet.org.ca.rtltoronto)
| | | Re: Gear lash....
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| (...) Are you thinking the robot could adjust its direction on the fly? In my limited experience, precision matters when the robot is close to the TO, especially if it can cover a lot of ground in the time it takes for the sensors to come back with (...) (19 years ago, 2-Mar-06, to lugnet.org.ca.rtltoronto)
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Message is in Reply To:
| | Gear lash....
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| Well, it looks like in the 11th hour I'm going to have to abandon my differential drive for Project Y....there is WAY too much play in the differential gear train, which makes tracking the light with the whole bot virtually impossible... As my S.O. (...) (19 years ago, 2-Mar-06, to lugnet.org.ca.rtltoronto)
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