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Altera_Forum's avatar
Altera_Forum
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14 years ago

Fixed Point Rounding

Hey guys, I have one more question about fixed point rounding. If you multiply two numbers and have to perform rounding, how would you do that with fixed point? I'm currently round...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
14 years ago

adding 1 as constant is wrong for 2's complement rounding.

You are asking for a large unnecessary adder. Just add MSB of truncated part. That is what I already explained.