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Unread 14-04-2012, 21:28
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Re: Encoders on Drive Train DON'T WORK.

Quote:
Originally Posted by JamesTerm View Post
at higher speeds it would have a distinct 30-40 radian skip between the numbers like 300.30 10x 330.2 3x 300.10x (around 47 rps).
Code:
360		CPR encoder
4		4X decoding
1440		counts per rev
47		rev/sec
67,680		counts/sec
Note the 67,680 counts per sec. I'm told the FPGA is only good for 40,000 counts/sec, but I don't know if that's per channel or for both channels of an encoder.