High Performance Two Port 10/100 Managed Ethernet Switch with 32-Bit Non-PCI CPU Interface
Datasheet
BITS
DESCRIPTION
TYPE
DEFAULT
6:3
Drop Reason A
RC
0h
When bit 0 is set, these bits indicate the reason a packet was dropped. See
the Drop Reason B description above for definitions of each value of this
field.
2:1
Source port A
RC
RC
00b
When bit 0 is set, these bits indicate the source port on which the packet
was dropped.
00 = Port 0
01 = Port 1
10 = Port 2
11 = RESERVED
0
Set A Valid
When set, bits 6:1 are valid.
0b
Revision 1.2 (04-08-08)
440
SMSC LAN9312
DATASHEET