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Unread 30-01-2012, 19:12
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Re: pic: Encoder Graph

Quote:
Originally Posted by Ether View Post
Is that what the FPGA does? Times the edge-to-edge transitions, and then GetRate() returns a calculation based on only the 2 most recent edges (not averaged over several samples?)
That is my understanding, although I haven't seen it documented. If it's 4x, it divides by the the time for the next edge on the opposite input. In 1x, it divides by the time for the same edge on the same input.
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