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Altera_Forum
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12 years ago

lpm_divide use for division with more than 64 bit

Hello everyone, I am want to divide two 96 bit unsigned integer signals (std_logic_vector). For this I use the MagaWizard Plug-In Manager and the lpm_divide IP in quartus10.1. When compiling ...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
12 years ago

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If my calculator isn't broken, 2^80 nanoseconds is about 38 million years. Are you sure you need so big numbers? Especially if you are working with relative time intervals, you can safely assume that your values will be much lower than 96 bits, and use a smaller divider.

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Yes I can use numbers smaller than 64 bit.