Section 14.5.2.30, Datasheet – SMSC LAN9312 User Manual

Page 351

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

Datasheet

SMSC LAN9312

351

Revision 1.4 (08-19-08)

DATASHEET

14.5.2.30

Port x MAC Transmit 128 to 255 Byte Count Register (MAC_TX_128_TO_255_CNT_x)

This register provides a counter of transmitted packets between the size of 128 to 255 bytes. The
counter is cleared upon being read.

Port0: 0456h

Size:

32 bits

Port1: 0856h
Port2: 0C56h

BITS

DESCRIPTION

TYPE

DEFAULT

31:0

TX 128 to 255 Bytes
Count of packets that have between 128 and 255 bytes.

Note:

This counter will stop at its maximum value of FFFF_FFFFh.
Minimum rollover time at 100Mbps is approximately 848 hours.

00000000h