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Altera_Forum
Honored Contributor
15 years agoHelp with Efficient Conversion?
I am looking to convert a 16bit number(X) to another 16 bit number(Y). X is a count coming from a Tach output on a Fan. Y is the fan's corresponding RPM. (note: this is a inverse relationship) ...
Altera_Forum
Honored Contributor
15 years agoHow often do you need a result? If you need this result several million times a second, yes, I'd worry about the area. If it's once per millisecond, then don't use the LPM_DIVIDE, but write a tail divider that gives a result once per 32 clock cycles or so.
Best regards, Ben