LAN9313I SMSC [SMSC Corporation], LAN9313I Datasheet - Page 130

• Manufacturer Part Number: LAN9313I
• Description: Three Port 10/100 Managed Ethernet Switch with MII
• Manufacturer: SMSC [SMSC Corporation]

Revision 1.2 (04-08-08)
9.4.3
MAC Mode I
In MAC mode I
The SMI slave and the Virtual PHY are not used in these modes.
The Virtual PHY and PMI interfaces are accessible via the I
Loader. Refer to
Loader," on page 113
Figure 9.3
Figure 9.3 MII Mux Management Path Connections - MAC Mode I
MDI
MDCLK
MDI
MDCLK
MDI
MDCLK
MDI
MDCLK
Virtual PHY
details the MII multiplexer management path connections for this mode.
SMI Slave
Mode Selection
PHY2
PHY1
Management
Parallel
Parallel
Master
Slave
2
C or SPI managed, the internal PHYs and the external PHY are accessed via the PMI.
MDIO_ DIR
MDIO_ DIR
MDIO_ DIR
MDIO_ DIR
2
Section 8.3, "SPI/I2C Slave Controller," on page 118
C/SPI Managed
MDO
MDO
MDO
MDO
for additional information.
DATASHEET
130
Mode Selection
Management
MDO MDCLK
Parallel Slave
PMI
2
C/SPI slave interfaces or the EEPROM
Three Port 10/100 Managed Ethernet Switch with MII
MDI
MDO_EnN
2
C/SPI Managed
and
MDIO_DIR
MDO
MDI
MDC_DIR
MDC_ OUT
MDC_IN
Section 8.2.4, "EEPROM
MII Pins
SMSC LAN9313/LAN9313i
MDIO
MDC
Datasheet