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Altera_Forum
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10 years ago

Cyclone V HS serial interface

Hi. I need an advice in high speed serial interface implementation for Cyclone V GX. I want connect my boards in next sequence: tx0 - > rx1_tx1 -> rx2_tx2 -> ...... -> rxn. Receiver_1 is connect...
Altera_Forum's avatar
Altera_Forum
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10 years ago

For fPLL, I think you would need to use Native PHY instead of Custom PHY. In Native PHY, you should be able to find an option of using external TX PLL. Then connect the serial clock port of the Native PHY to the fPLL.