LAN9313 Datasheet, PDF (316/398 Pages) SMSC Corporation – Three Port 10/100 Managed Ethernet Switch with MII

13.3.3.4
Three Port 10/100 Managed Ethernet Switch with MII
Datasheet
Switch Engine ALR Read Data 0 Register (SWE_ALR_RD_DAT_0)
Register #:
1805h
Size:
32 bits
This register is used in conjunction with the Switch Engine ALR Read Data 1 Register
(SWE_ALR_RD_DAT_1) to read the ALR table. It contains the first 32 bits of the ALR entry and is
loaded via the Get First Entry or Get Next Entry commands in the Switch Engine ALR Command
Register (SWE_ALR_CMD). This register is only valid when either of the Valid or End of Table bits in
the Switch Engine ALR Read Data 1 Register (SWE_ALR_RD_DAT_1) are set.
BITS
DESCRIPTION
31:0 MAC Address
This field contains the first 32 bits of the ALR entry. These bits correspond
to the first 32 bits of the MAC address. Bit 0 holds the LSB of the first byte
(the multicast bit).
TYPE
RO
DEFAULT
00000000h
Revision 1.2 (04-08-08)
316
DATASHEET
SMSC LAN9313/LAN9313i