S 64 bytes in size, Section 14.5.2.4, Datasheet – SMSC LAN9311i User Manual

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Two Port 10/100 Managed Ethernet Switch with 16-Bit Non-PCI CPU Interface

Datasheet

SMSC LAN9311/LAN9311i

327

Revision 1.4 (08-19-08)

DATASHEET

14.5.2.4

Port x MAC Receive 64 Byte Count Register (MAC_RX_64_CNT_x)

This register provides a counter of 64 byte packets received by the port. The counter is cleared upon
being read.

Note:

A bad packet is defined as a packet that has an FCS or Symbol error. For this counter, a packet
that is not an integral number of bytes is rounded down to the nearest byte.

Port0: 0411h

Size:

32 bits

Port1: 0811h
Port2: 0C11h

BITS

DESCRIPTION

TYPE

DEFAULT

31:0

RX 64 Bytes
Count of packets (including bad packets) that have exactly 64 bytes.

Note:

This counter will stop at its maximum value of FFFF_FFFFh.
Minimum rollover time at 100Mbps is approximately 481 hours.

00000000h

This manual is related to the following products:

LAN9311