LAN9312 datasheet(374/458 Pages) SMSC

Part #	LAN9312

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

PDF	458 Pages

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Manufacturer	SMSC [SMSC Corporation]

Direct Link	http://www.smsc.com

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

Datasheet

Revision 1.2 (04-08-08)

374

SMSC LAN9312

DATASHEET

14.5.3.6

Switch Engine ALR Command Status Register (SWE_ALR_CMD_STS)

This register indicates the current ALR command status.

Note 14.62

The default value of this bit is 0 immediately following any switch fabric reset and then self-

sets to 1 once the ALR table is initialized.

1808h

Size:

32 bits

BITS

DESCRIPTION

TYPE

DEFAULT

31:2

RESERVED

ALR Init Done

When set, indicates that the ALR table has finished being initialized by the

reset process. The initialization is performed upon any reset that resets the

switch fabric. The initialization takes approximately 20uS. During this time,

any received packet will be dropped. Software should monitor this bit before

writing any of the ALR tables or registers.

Note 14.62

Make Pending

When set, indicates that the Make Entry command is taking place. This bit

is cleared once the Make Entry command has finished.

LAN9312 Datasheet(PDF) 374 Page - SMSC Corporation