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Unread 23-01-2012, 00:42
Betty Boop Betty Boop is offline
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Re: inverse sine FPGA

Quote:
Originally Posted by Ether View Post
I'll answer your lookup table question, even though I too wonder why you are doing this.

For indices from 0 to 1022, populate your table with arcsine(index/511-1).

To use the table to find arcsine(X) (where -1<=X<=+1), calculate the index as 511*(X+1) and look up the arcsine for that index in the table.

Hi, Sir! :D Thanks for giving me an idea! :D I've successfully created the LUT for the inverse sine! :D Thank you very much again! :D Btw, the questions I've posted in the forums are for my thesis :D Thanks for all the help! :D
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