gmacgrp_mac_address25_low
Register 531 (MAC Address25 Low Register)
The MAC Address25 Low register holds the lower 32 bits of the 26th 6-byte MAC address of the station.
| Module Instance | Base Address | Register Address |
|---|---|---|
| i_emac_emac0 | 0xFF800000 | 0xFF80084C |
| i_emac_emac1 | 0xFF802000 | 0xFF80284C |
| i_emac_emac2 | 0xFF804000 | 0xFF80484C |
Size: 32
Offset: 0x84C
Access: RW
Important: The value of a reserved bit must be maintained in software. When you modify registers containing reserved bit fields, you must use a read-modify-write operation to preserve state and prevent indeterminate system behavior.
| Bit Fields | |||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 31 | 30 | 29 | 28 | 27 | 26 | 25 | 24 | 23 | 22 | 21 | 20 | 19 | 18 | 17 | 16 |
|
addrlo RW 0xFFFFFFFF |
|||||||||||||||
| 15 | 14 | 13 | 12 | 11 | 10 | 9 | 8 | 7 | 6 | 5 | 4 | 3 | 2 | 1 | 0 |
|
addrlo RW 0xFFFFFFFF |
|||||||||||||||
gmacgrp_mac_address25_low Fields
| Bit | Name | Description | Access | Reset |
|---|---|---|---|---|
| 31:0 | addrlo |
MAC Address25 [31:0] This field contains the lower 32 bits of the 26th 6-byte MAC address. The content of this field is undefined until loaded by the Application after the initialization process. |
RW | 0xFFFFFFFF |