EVB9303 SMSC, EVB9303 Datasheet - Page 130

• Manufacturer Part Number: EVB9303
• Description: EVALUATION BOARD FOR LAN9303
• Manufacturer: SMSC

Specifications of EVB9303

• Main Purpose: Interface, Ethernet
• Embedded: No
• Utilized Ic / Part: LAN9303
• Primary Attributes: 3 Ports, 100BASE-TX/10BASE-T, Managed
• Secondary Attributes: Full Duplex and HP Auto-MDIX Support, 10BASE-T and 100BASE-TX
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant
• Other names: 638-1095

Revision 1.4 (07-07-10)
10.4.4
Port 0 PHY Mode I
In PHY mode I
accessed via the external MII management pins. The SMI slave is not used in this mode.
The Virtual PHY and PMI parallel interfaces are accessible via the I
Loader. Refer to
Figure 10.2
Figure 10.4 MII Mux Management Path Connections - PHY Mode I
MDI
MDCLK
MDI
MDCLK
MDI
MDCLK
MDI
MDCLK
Virtual PHY
SMI Slave
details the MII multiplexer management path connections for this mode.
Mode Selection
PHY2
PHY1
Management
Parallel
Parallel
Master
Slave
2
C managed, the Port 1/2 PHYs are accessed via the PMI, and the Virtual PHY is
Section 8.4, "EEPROM Loader," on page 113
MDIO_ DIR
MDIO_ DIR
MDIO_ DIR
MDIO_ DIR
MDO
MDO
MDO
MDO
2
C Managed
Small Form Factor Three Port 10/100 Managed Ethernet Switch with Single MII/RMII/Turbo MII
DATASHEET
130
Mode Selection
Management
MDO MDCLK
Parallel Slave
PMI
MDI
for additional information.
MDO_EnN
2
C slave interface or the EEPROM
2
C Managed
MDO
MDI
MDC_DIR
MDC_ OUT
MDC_IN
MDIO_DIR
MII Pins
SMSC LAN9303/LAN9303i
MDIO
MDC
Datasheet