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Altera_Forum
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14 years ago

pll_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's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
14 years ago

Ok, i confused the signals thw 27 Mhz is the internal OL, No there isn't any signal, the only one reference to that signal is it's declaration, that whithout it prompts as undeclared. Can it be the pll is not working?http://i48.tinypic.com/1dzksl.jpg

Thank you.