Registers 2 and 3: PHY Identifiers - 17.0 English - PG047

1G/2.5G Ethernet PCS/PMA or SGMII LogiCORE IP Product Guide (PG047)
Document ID
PG047
Release Date
2025-12-19
Version
17.0 English
Figure 1. Registers 2 and 3: PHY Identifiers ORGANIZE UNIQUE ID 15 0 Reg 2 15 0 Reg 3 ORGANIZE UNIQUE ID 10 9 4 3 MAUFACTURER MODEL NO REVISION NO X12803
Table 1. Registers 2 and 3: PHY Identifier
Bits Name Description Attributes Default Value
2.15:0 Organizationally Unique Identifier (OUI) 1 Returns OUI (0x005D03) (format as per IEEE specification). RO 0000_0001_0111_0100
3.15:10 RO 000011
3.9:4 Manufacturer model number Always return 0s RO 000000
3.3:0 Revision Number Always return 0s RO 0000
  1. The OUI is split across two registers.