LAN9313 Datasheet, PDF (167/398 Pages) SMSC Corporation – Three Port 10/100 Managed Ethernet Switch with MII

Three Port 10/100 Managed Ethernet Switch with MII
Datasheet
13.1.4.4
Port x 1588 Source UUID Low-DWORD Receive Capture Register
(1588_SRC_UUID_LO_RX_CAPTURE_x)
Offset:
Port 1: 10Ch
Port 2: 12Ch
Port 0: 14Ch
Size:
32 bits
BITS
DESCRIPTION
31:0 Source UUID Low (SRC_UUID_LO)
This field contains the low 32-bits of the Source UUID from the 1588 Sync
or Delay_Req packet.
TYPE
RO
DEFAULT
00000000h
Note: The selection between Sync or Delay_Req packets is based on the corresponding
master/slave bit in the 1588 Configuration Register (1588_CONFIG).
Note: There are multiple instantiations of this register, one for each port of the LAN9313/LAN9313i.
Refer to Section 13.1.4 for additional information.
Note: For Port 0(External MII), receive is defined as data from the switch fabric, while transmit is to
the switch fabric.
SMSC LAN9313/LAN9313i
167
DATASHEET
Revision 1.2 (04-08-08)