Technical data

The setting shown in
Table 16 is the initial value, after the PHYs have been reset. As both registers as
writable, the PHY ID number can be changed arbitrarily.
1.5.3 PHY Identifier Register REG2OUIIN
15 14 13 12 11 10 9 8 No. Initial value
PHY ID Number 2 0033H
7 6 5 4 3 2 1 0
PHY IOD Number
Table 17: PHY Identifier Register REG2OUIIN Overview
Bit position Bit name R/W Function
15:0 PHY ID
Number
R/W PHY ID Number(15:0)
Reflects bits (18:3) of the organizationally unique identifier (OUI) for the
ERTEC 200 (see
Table 16 for exact bit assignment)
Table 18: PHY Identifier Register REG2OUIIN Description
1.5.4 PHY Identifier Register REG3OUIIN
15 14 13 12 11 10 9 8 N0. Initial value
PHY ID Number Model Number 3 2001H
7 6 5 4 3 2 1 0
Model Number Revision Number
Table 19: PHY Identifier Register REG3OUIIN Overview
Bit position Bit name R/W Function
15:10 REG3OUIIN R/W REG3OUIIN(15:0)
Reflects bits (24:19) of the organizationally unique identifier (OUI) for the
ERTEC 200 (see
Table 16 for exact bit assignment)
9:4 Model
Number
R/W Model Number(5:0)
Reflects a manufacturer depending revision number; initial value is 00H
3:0 Revision
number
R/W Revision number(3:0)
Reflects a manufacturer depending revision number; initial value is 1H
Table 20: PHY Identifier Register REG3OUIIN Description
Copyright © Siemens AG 2008. All rights reserved. Page 32 ERTEC 200 PHY
Technical data subject to change Version 1.0.0