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Altera_Forum
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13 years ago

How do I get the address of the PHY port on an EP3C120 dev board?

Hello, I'm working with the Cyclone III dev board (EP3C120), where I can use the Triple Speed Ethernet MegaCore for a communication. But for this I need to have the address of the PHY port on ...
Altera_Forum's avatar
Altera_Forum
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13 years ago

The phy address will be set by a few external resistors on the IC. These pins are used to bootstrap some parameters, like phy address, autoneg state, media mode, etc. that can be tied to a series of config pins. It's more than likely the sch (and board docs) will tell you the phy address.