LAN9311 Datasheet, PDF (336/461 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
14.5.2.13 Port x MAC Receive Multicast Count Register (MAC_RX_MULCST_CNT_x)
Register #:
Port0: 041Ah
Port1: 081Ah
Port2: 0C1Ah
Size:
32 bits
This register provides a counter of valid received packets with a multicast destination address. The
counter is cleared upon being read.
BITS
31:0
DESCRIPTION
RX Multicast
Count of good packets (proper length and free of errors), including MAC
control frames, that have a multicast destination address (not including
broadcasts).
Note: This counter will stop at its maximum value of FFFF_FFFFh.
Minimum rollover time at 100Mbps is approximately 481 hours.
Note: A bad packet is one that has a FCS or Symbol error.
TYPE
RC
DEFAULT
00000000h
Revision 2.0 (02-14-13)
336
DATASHEET
SMSC LAN9311/LAN9311i