LAN9311 Datasheet, PDF (407/461 Pages) SMSC Corporation – Two Port 10/100 Managed Ethernet Switch with 16-Bit Non-PCI CPU Interface

Two Port 10/100 Managed Ethernet Switch with 16-Bit Non-PCI CPU Interface
Datasheet
14.5.3.36 Switch Engine Port 0 Learn Discard Count Register (SWE_LRN_DISCRD_CNT_MII)
Register #:
1858h
Size:
32 bits
This register counts the number of MAC addresses on Port 0(Host MAC) that were not learned or were
overwritten by a different address due to address table space limitations.
BITS
31:0
DESCRIPTION
Learn Discard
This field is a count of MAC addresses not learned or overwritten and is
cleared when read.
Note: This counter will stop at its maximum value of FFFF_FFFFh.
Minimum rollover time at 100Mbps is approximately 481 hours.
TYPE
RC
DEFAULT
00000000h
SMSC LAN9311/LAN9311i
407
DATASHEET
Revision 2.0 (02-14-13)