
LAN9303 Evaluation Board User Manual
Revision 1.0 (05-28-09)
USER MANUAL
SMSC LAN9303
6
2.1.2.2
Serial Management Jumpers
Note 2.3
Paired jumpers
MUST
be set identically.
Note 2.4
The MNGT[1:0] settings are defined in
:
2.1.2.3
PHY Port Address Jumpers
Note 2.5
Paired jumpers
MUST
be set identically.
Note 2.6
The PHY_ADDR settings are defined in
Table 2.3 Jumpers - Serial Management
JUMPER PAIR
DESCRIPTION
SETTINGS
JP10, JP16
Serial management MNGT0
jumper (
,
1 2
Set MNGT0 to “1”
2---3
Set MNGT0 to “0”
JP11, JP17
Serial management MNGT1
jumper (
,
1---2
Set MNGT1 to “1”
2 3
Set MNGT1 to “0”
Table 2.4 MNGT[1:0] Settings
MNGT1
MNGT0
SERIAL MANAGEMENT SETTING
0
0
RESERVED
0
1
SMI
1
0
I
2
C (Default)
1
1
RESERVED
Table 2.5 Jumpers - PHY Port Address
JUMPER PAIR
DESCRIPTION
SETTINGS
JP12, JP18
PHY address jumpers
,
1 2
Set PHY_ADDR to “1”
2---3
Set PHY_ADDR to “0”
Table 2.6 PHY_ADDR Settings
PHY_ADDR
STRAP VALUE
VIRTUAL PHY ADDRESS
PORT 1 ADDRESS
PORT 2 ADDRESS
0
0
1
2
1
1
2
3