lan9303m Standard Microsystems Corp., lan9303m Datasheet - Page 250

• Manufacturer Part Number: lan9303m
• Description: Small Form Factor Three Port 10/100 Managed Ethernet Switch With Dual Mii/rmii/turbo Mii
• Manufacturer: Standard Microsystems Corp.

Revision 1.3 (08-27-09)
13.4.2.10
BITS
31:0
RX Oversize
Count of packets that have more than the maximum allowable number of
bytes and a valid FCS. The max number of bytes is 1518 for untagged
packets and 1522 for tagged packets. If the
x MAC Receive Configuration Register
of bytes is 2048.
Note:
Port x MAC Receive Oversize Count Register (MAC_RX_OVRSZE_CNT_x)
This register provides a counter of received packets with a size greater than the maximum byte size.
The counter is cleared upon being read.
Note: For this counter, a packet with the maximum number of bytes that is not an integral number of
This counter will stop at its maximum value of FFFF_FFFFh.
Minimum rollover time at 100Mbps is approximately 8813 hours.
bytes (e.g. a 1518 1/2 byte packet) is not considered oversize.
Register #:
Port0: 0417h
Port1: 0817h
Port2: 0C17h
DESCRIPTION
Small Form Factor Three Port 10/100 Managed Ethernet Switch with Dual MII/RMII/Turbo MII
DATASHEET
(MAC_RX_CFG_x), the max number
Jumbo2K
250
Size:
bit is set in the
32 bits
Port
SMSC LAN9303M/LAN9303Mi
TYPE
RC
00000000h
DEFAULT
Datasheet