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Altera_Forum
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13 years ago

Cyclone 4 GX - Transceiver - EPCS-pins cannot be used?

Hi, we have a prototype board where we want to use REFCLK4 (Pin L10, F27-package) as reference-clock for a transciever. Now it turned out that we cannot access the EPCS-pins anymore when we use...
Altera_Forum's avatar
Altera_Forum
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13 years ago

Hi Dave,

thank you for your suggestion. We knew this trick already and tried it, but it did not work. I think it only works for regular LVDS-pins, not for transceivers. (I have the design not here in the moment, so I cannot double-check again. We are using QII 11.1sp2, maybe another version would do?)

Regards,

Thomas