LAN9312 Datasheet, PDF (342/458 Pages) SMSC Corporation – High Performance Two Port 10/100 Managed Ethernet Switch with 32-Bit Non-PCI CPU Interface

14.5.2.20
High Performance Two Port 10/100 Managed Ethernet Switch with 32-Bit Non-PCI CPU Interface
Datasheet
Port x MAC Receive Good Packet Length Count Register (MAC_RX_GOODPKTLEN_CNT_x)
Register #:
Port0: 0421h
Port1: 0821h
Port2: 0C21h
Size:
32 bits
This register provides a counter of total bytes received in good packets. The counter is cleared upon
being read.
BITS
DESCRIPTION
31:0 RX Good Bytes
Count of total bytes received in good packets (proper length and free of
errors).
Note: This counter will stop at its maximum value of FFFF_FFFFh.
Minimum rollover time at 100Mbps is approximately 5.8 hours.
Note: A bad packet is one that has an FCS or Symbol error.
TYPE
RC
DEFAULT
00000000h
Revision 1.2 (04-08-08)
342
DATASHEET
SMSC LAN9312