LAN9311-NU Standard Microsystems (SMSC), LAN9311-NU Datasheet - Page 203

• Manufacturer Part Number: LAN9311-NU
• Description: TWO PORT 10/100 MANAGED ETHERNET SWITCH
• Manufacturer: Standard Microsystems (SMSC)

Specifications of LAN9311-NU

• Lead Free Status / RoHS Status: Compliant

Two Port 10/100 Managed Ethernet Switch with 16-Bit Non-PCI CPU Interface
Datasheet
SMSC LAN9311/LAN9311i
14.2.5.2
BITS
31:0
Timestamp Low (TS_LO)
This field contains the low 32-bits of the timestamp taken on the receipt of
a 1588 Sync or Delay_Req packet.
Port x 1588 Clock Low-DWORD Receive Capture Register (1588_CLOCK_LO_RX_CAPTURE_x)
Note: The selection between Sync or Delay_Req packets is based on the corresponding
Note: There are multiple instantiations of this register, one for each port of the LAN9311/LAN9311i.
Note: For Port 0(Host MAC), receive is defined as data from the switch fabric, while transmit is to
master/slave bit in the
Refer to
the switch fabric.
Offset:
Section 14.2.5
Port 1: 104h
Port 2: 124h
Port 0: 144h
DESCRIPTION
1588 Configuration Register
for additional information.
DATASHEET
203
Size:
(1588_CONFIG).
32 bits
TYPE
RO
Revision 1.7 (06-29-10)
00000000h
DEFAULT