LAN9311I-NZW Standard Microsystem (Smsc), LAN9311I-NZW Datasheet - Page 411

• Manufacturer Part Number: LAN9311I-NZW
• Manufacturer: Standard Microsystem (Smsc)

Specifications of LAN9311I-NZW

• Package: 128XVTQFP
• Phy/transceiver Interface: MII
• Number Of Primary Switch Ports: 2
• Maximum Data Rate: 100 Mbps
• Internal Memory Buffer Size: 32 KB
• Vlan Support: Yes
• Power Supply Type: Analog
• Minimum Single Supply Voltage: 3 V
• Maximum Single Supply Voltage: 3.6 V
• Maximum Supply Current: 0.295 A
• Maximum Power Dissipation: 1070 mW

Two Port 10/100 Managed Ethernet Switch with 16-Bit Non-PCI CPU Interface
Datasheet
SMSC LAN9311/LAN9311i
BITS
10:9
7:4
3:2
8
1
0
Source Port B
When bit 8 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
Set B Valid
When set, bits 14:9 are valid.
Drop Reason A
When bit 1 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.
Source port A
When bit 1 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
Set A Valid
When set, bits 7:2 are valid.
Interrupt Pending
When set, a packet dropped event(s) is indicated.
DESCRIPTION
DATASHEET
411
TYPE
RC
RC
RC
RC
RC
RC
Revision 1.7 (06-29-10)
DEFAULT
00b
00b
0b
0h
0b
0b