LAN9312-NU Standard Microsystems (SMSC), LAN9312-NU Datasheet - Page 359

• Manufacturer Part Number: LAN9312-NU
• Manufacturer: Standard Microsystems (SMSC)

Specifications of LAN9312-NU

• Number Of Primary Switch Ports: 2
• Operating Supply Voltage (typ): 3.3V
• Fiber Support: No
• Phy/transceiver Interface: MII
• Power Supply Type: Analog
• Data Rate (typ): 10/100Mbps
• Vlan Support: Yes
• Operating Temperature (max): 70C
• Operating Temperature (min): 0C
• Pin Count: 128
• Mounting: Surface Mount
• Jtag Support: No
• Operating Supply Voltage (max): 3.6V
• Operating Supply Voltage (min): 3V
• Operating Temperature Classification: Commercial
• Data Rate: 100Mbps
• Lead Free Status / RoHS Status: Compliant

High Performance Two Port 10/100 Managed Ethernet Switch with 32-Bit Non-PCI CPU Interface
Datasheet
SMSC LAN9312
14.5.2.38
BITS
31:0
TX Late Collision
Count of transmitted packets that experienced a late collision. This counter
is incremented only in half-duplex operation.
Note:
Port x MAC Transmit Late Collision Count Register (MAC_TX_LATECOL_CNT_x)
This register provides a counter of transmitted packets which experienced a late collision. The counter
is cleared upon being read.
This counter will stop at its maximum value of FFFF_FFFFh.
Minimum rollover time at 100Mbps is approximately 481 hours.
Register #:
Port0: 045Fh
Port1: 085Fh
Port2: 0C5Fh
DESCRIPTION
DATASHEET
359
Size:
32 bits
TYPE
RC
Revision 1.7 (06-29-10)
00000000h
DEFAULT