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Altera_Forum
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14 years ago

QuartusII: Invalid assignment for clock

solved the problem was to leave a space between '10' and '[' : create_clock -period 10 [get_ports ref_clk_i] ***************************************************** Hi all, before ...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
14 years ago

Sorry, I typed it wrong. Use:

derive_clock_uncertainty

That will auto-calculate all the uncertainties between clocks. No need for set_clock_uncertainty.