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Altera_Forum
Honored Contributor
14 years agopll_lock does not lock but the pll works
Hello, If i'm not wrong pll_lock works by positive logic, so i have this problem: My PLL Works but doesn't lock, anyone knows why? http://i46.tinypic.com/11lshsg.jpg As you can see CLO...
Altera_Forum
Honored Contributor
14 years ago --- Quote Start --- Why more precision? --- Quote End --- PLL uses around GHz VCO frequency that can't be exactly represented with integer ns time values.