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Altera_Forum
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17 years ago

Aligning a derived PLL clock with an external clock

Hello, previously i asked (http://www.alteraforum.com/forum/showthread.php?t=5439) about using a PLL to synchronize two clocks and received some excellent advice. My original question: ...
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Altera_Forum
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17 years ago

Thanks.

Could you recommend a way to actually test that the generated clock is in phase with the incoming external clock? Just shoving them to pins and looking with a scope doesn't sound promising, as the internal routing will get in the way and may create phase-shifts.