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Altera_Forum
Honored Contributor
13 years agoHelp, error occur during compilation. Can anyone help me please
Help, error occur during compilation. Can anyone help me please Error list “ 175001 could not place fractional PLL 12289 an error occurred while applying the peripheryconstraints. Review th...
Altera_Forum
Honored Contributor
13 years agoYou need to use a clock control block (ALTCLKCTRL megafunction) between your clk and the "Pll Clock input".
I think, that happens because your input clock is not feeded by a dedicated clock pin. http://www.altera.com/support/kdb/solutions/rd03302012_430.html