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Altera_Forum's avatar
Altera_Forum
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15 years ago

ieee 754 format

sir i want to represnt 0.46 in ieee 754 format,after presenting if i multiply it with decimal like 3 can i get the desired right value in vhdl?i dont want to use fixed_pkg,it was too much combersome,i can't run it.:(

3 Replies

  • Altera_Forum's avatar
    Altera_Forum
    Icon for Honored Contributor rankHonored Contributor
    15 years ago

    the fixed package is not for floating point numbers. The only way to do floating point is with alteras floating point IP blocks.

  • Altera_Forum's avatar
    Altera_Forum
    Icon for Honored Contributor rankHonored Contributor
    15 years ago

    --- Quote Start ---

    The only way to do floating point is with alteras floating point IP blocks.

    --- Quote End ---

    You could also implement the IEEE-754 arithmetic yourself (which is a considerable amount of work) or obtain IEEE-754 IP from a third party vendor.