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Unread 12-07-2012, 21:16
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Ether Ether is offline
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Re: Low Res Optical Encoders for Speed Control

Quote:
Originally Posted by KrazyCarl92 View Post
PWM control ... meant we could not use the 360 count encoders for speed control at such high rpms
Why not?

If you put the 360 count encoders on the wheel shaft, that's 24000 counts per second at 4000 wheel rpm. The FPGA can handle 40,000 counts/sec

Use only one channel of the encoder and use the Counter class to trigger on rising edge only.



Last edited by Ether : 12-07-2012 at 21:20.
 


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