
The following table details the Atheros GBE Phy (AR8031) to ULP-COM connections.
ULP-COM sA3874i Edge
Finger
Bi-directional transmit/receive
pair 0 to magnetics
Bi-directional transmit/receive
pair 1 to magnetics
Bi-directional transmit/receive
pair 2 to magnetics
Bi-directional transmit/receive
pair 3 to magnetics
Link speed indication LED for
100Mbps – open drain
Link speed indication LED for
1000Mbps – open drain
Link/activity LED – open drain
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