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Altera_Forum
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14 years ago

PCI express - Clk Ref, application clk and recailbration clk

Hi all, I'm doing a new board in which we have chosen to use Qsys and in particular a PCIe Requester/Completer. I'm at preliminary phase and reading the user guide it is state a lot of time th...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
14 years ago

I can't tell you the reason for the free running clock but I can tell you that the only reference design that I've got to work uses a free running clock. The Altera PCIe implementation is proving horribly difficult to use, so I wouldn't take any shortcuts.