Forum Discussion
Altera_Forum
Honored Contributor
12 years agoAlso, for anyone who uses altera_pll, you're likely to trip over this bug in Quartus:
www.altera.com/support/kdb/solutions/rd10042012_164.html "Warning (332174): Ignored filter at <filename>.sdc: <hierarchy>.gpll~PLL_OUTPUT_COUNTER|vco1ph[0] could not be matched with a pin"