8101 Datasheet, PDF (100/172 Pages) LSI Computer Systems – Gigabit Ethernet Controller

4.3.2 Register 1–MAC Address 2
15
0
A[31:16]
Note: A[31] 15-bit occurs on the REGD15 pin.
A[31:16]
MAC Address, Second Word
[15:0], R/W
This is the second of three words in the 48-bit MAC
address.
The MAC address is used to receive unicast address
filtering of the DA, and serves as the SA for automatically
generated MAC control pause frames.
A0 (see Register 2) corresponds to the first bit
transmitted or received by the MAC section (DA[0] or
SA[0] in Figure 2.3.
4.3.3 Register 2–MAC Address 3
15
0
A[15:0]
Note: A[15] 15-bit occurs on the REGD15 pin.
A[15:0]
MAC Address, Third Word
[15:0], R/W
This is the third of three words that comprise the 48-bit
MAC address.
The MAC address is used to receive unicast address
filtering of the DA, and serves as the SA for automatically
generated MAC control pause frames.
A0 corresponds to the first bit transmitted or received by
the MAC section (DA[0] or SA[0] in Figure 2.3).
4.3.4 Register 3–MAC Address Filter 1
15
8
F7[7:0]
4-12
Registers
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