5.1.5 PHY Identifier 2 Register

Name: PHY_ID2
Address: 0x03

Bit 15141312111098 
 OUI[18:23]MODEL[5:4] 
Access RORORORORORORORO 
Reset 11000001 
Bit 76543210 
 MODEL[3:0]REV[3:0] 
Access RORORORORORORORO 
Reset 0110xxxx 

Bits 15:10 – OUI[18:23] Organizationally Unique Identifier

This field contains the 19th through the 24th bits of the Organizationally Unique Identifier (OUI). See register PHY_ID1 for complete OUI details

Bits 9:4 – MODEL[5:0] Manufacturer’s Model Number

Six-bit manufacturer’s model / product identification number
ValueDescription
010110 LAN8670/1/2

Bits 3:0 – REV[3:0] Manufacturer’s Revision Number

Four-bit manufacturer’s silicon revision identification number
Note: The default value of the this field varies dependent on the silicon revision number.
ValueDescription
0000 Silicon revision 0
0010 Silicon revision 2
0100 Silicon revision 4
0101 Silicon revision 5 (Rev C2 default)
0110 Silicon revision 6 (Rev D0 default)