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

Datasheet

14.5.2.30Port x MAC Transmit 128 to 255 Byte Count Register (MAC_TX_128_TO_255_CNT_x)

Register #:

Port0: 0456h

Size:

32 bits

 

Port1:

0856h

 

 

 

Port2:

0C56h

 

 

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

BITS

DESCRIPTION

TYPE

DEFAULT

 

 

 

 

31:0 TX 128 to 255 Bytes

 

RC

00000000h

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.

SMSC LAN9312

351

Revision 1.4 (08-19-08)

 

DATASHEET