High Performance Two Port 10/100 Managed Ethernet Switch with 32-Bit Non-PCI CPU Interface

Datasheet

14.5.3.4Switch 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

TYPE

DEFAULT

 

 

 

 

31:0

MAC Address

RO

00000000h

 

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).

 

 

 

 

 

 

Revision 1.4 (08-19-08)

370

SMSC LAN9312

 

DATASHEET