LAN9353 Datasheet, PDF (438/523 Pages) Microchip Technology – Interfaces at up to 200Mbps via Turbo MII

LAN9353
15.8.17 1588 USER MAC ADDRESS LOW-DWORD REGISTER (1588_USER_MAC_LO)
Offset:
Bank:
150h
na
Size:
32 bits
This read/write register combined with the 1588 User MAC Address High-WORD Register (1588_USER_MAC_HI)
forms the 48-bit user defined MAC address. The Auxiliary MAC address can be enabled for each protocol via their
respective User Defined MAC Address Enable bit in the 1588 Port x RX Parsing Configuration Register (1588_RX-
_PARSE_CONFIG_x).
Bits
Description
31:0 User MAC Address Low (USER_MAC_LO)
This field contains the low 32 bits of the user defined MAC address used for
PTP packet detection.
Note:
The host S/W must not change this field while the 1588 Enable
(1588_ENABLE) bit in 1588 Command and Control Register
(1588_CMD_CTL) is set.
Type
R/W
Default
00000000h
DS00001925A-page 438
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