Subject:
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Re: Rotational Sensor & Gearing Down
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Newsgroups:
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lugnet.robotics
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Date:
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Tue, 23 Jan 2001 15:42:37 GMT
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Original-From:
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Carsten Müller <spirou@^spamless^mobile.de>
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Viewed:
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544 times
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Ahui Herrera wrote:
>
> I just got my 1st rotational sensor and have a quick question for you all.
>
> I have the following gearing on my robot.
>
> Point A
> gears
> 8 <--> 40
> 8 <--> 40
> Point B
> so this is:
> (5:1) x (5:1) = (25:1) Right?
>
> Now if I put my rotational sensor at Point A, do I have a sensor that measures
> 400 clicks per rotation? (25 X 16 = 400)
>
> Is this the correct math process?
>
> In my code for ever 400 clicks I'll know that I did 1 rotation right?
this seams to be correct :)
there might be one problem. If you are to fast, the RCX might loose some
ticks. The maximum speed depends on the used firmeware.
Carsten
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Message has 2 Replies:
 | | Re: Rotational Sensor & Gearing Down
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| (...) I find it really frustrating that this has to be "discovered" over and over. I believe my fix for LegOS (a year ago?) fixes this problem. The sensor itself is very good. It only ever returns the discrete voltages (which vary by cable length (...) (23 years ago, 26-Jan-01, to lugnet.robotics)
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Message is in Reply To:
| | Rotational Sensor & Gearing Down
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| I just got my 1st rotational sensor and have a quick question for you all. I have the following gearing on my robot. Point A gears 8 <--> 40 8 <--> 40 Point B so this is: (5:1) x (5:1) = (25:1) Right? Now if I put my rotational sensor at Point A, do (...) (23 years ago, 23-Jan-01, to lugnet.robotics)
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