SMSC LAN9312 - Manual (Page 358)

High Performance Two Port 10/100 Managed Ethernet Switch with 32-Bit Non-PCI CPU Interface
Datasheet
Revision 1.4 (08-19-08) 358 SMSC LAN9312
DATASHEET
14.5.2.37 Port x MAC Transmit Multicast Count Register (MAC_TX_MULCST_CNT_x)
This register provides a counter of transmitted multicast packets. The counter is cleared upon being
read.
Register #: Port0: 045Eh Size: 32 bits
Port1: 085Eh
Port2: 0C5Eh
BITS DESCRIPTION TYPE DEFAULT
31:0 TX Multicast
Count of multicast packets transmitted including MAC Control Pause frames.
Note: This counter will stop at its maximum value of FFFF_FFFFh.
Minimum rollover time at 100Mbps is approximately 481 hours.
RC 00000000h