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Altera_Forum
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13 years ago

standard deviation and covarience VHDL implementation

hi i've built a component that calculates standard deviation & covariance hence i 've used real(), to_stdlogicvector(), integer(), to_integer() and a converting methods to satisfy the 2 equat...
Altera_Forum's avatar
Altera_Forum
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13 years ago

Do you actually need reals? If possible it is a lot easier and more efficient to use integer arithmetic. In that case you can just use ieee.numeric_std.all and its unsigned and signed types.

If you absolutely need to use reals, I suggest to have a look at Altera's floating points megafunctions.