SMSC LAN9303, Руководство пользователя, Страница: 6 / 10

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 Table 2.4 :
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 2.6 :
Table 2.3 Jumpers - Serial Management
JUMPER PAIR DESCRIPTION SETTINGS
JP10, JP16
Serial management MNGT0
jumper ( Note 2.3 , Note 2.4 )
1 2 Set MNGT0 to “1”
2---3 Set MNGT0 to “0”
JP11, JP17
Serial management MNGT1
jumper ( Note 2.3 , Note 2.4 )
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
( Note 2.5 , Note 2.6 )
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