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Two Port 10/100 Managed Ethernet Switch with 16-Bit Non-PCI CPU Interface
Datasheet
SMSC LAN9311/LAN9311i 331 Revision 1.4 (08-19-08)
DATASHEET
14.5.2.8 Port x MAC Receive 512 to 1023 Byte Count Register (MAC_RX_512_TO_1023_CNT_x)
This register provides a counter of received packets between the size of 512 to 1023 bytes. 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.
Register #: Port0: 0415h Size: 32 bits
Port1: 0815h
Port2: 0C15h
BITS DESCRIPTION TYPE DEFAULT
31:0 RX 512 to 1023 Bytes
Count of packets (including bad packets) that have between 512 and 1023
bytes.
Note: This counter will stop at its maximum value of FFFF_FFFFh.
Minimum rollover time at 100Mbps is approximately 3047 hours.
RC 00000000h