LAN9313I SMSC [SMSC Corporation], LAN9313I Datasheet - Page 131
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LAN9313I
Manufacturer Part Number
LAN9313I
Description
Three Port 10/100 Managed Ethernet Switch with MII
Manufacturer
SMSC [SMSC Corporation]
Datasheet
1.LAN9313I.pdf
(398 pages)
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Three Port 10/100 Managed Ethernet Switch with MII
Datasheet
SMSC LAN9313/LAN9313i
9.4.4
PHY Mode Unmanaged
In PHY mode unmanaged, the Virtual PHY is accessed via the external MII management pins. The
Port 1/2 PHYs, SMI slave, and the PMI are not used in this mode.
The Virtual PHY interface is accessible via the EEPROM Loader. Refer to
Loader," on page 113
Figure 9.4
Figure 9.4 MII Mux Management Path Connections - PHY Mode Unmanaged
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
MDIO_ DIR
MDIO_ DIR
MDIO_ DIR
MDIO_ DIR
MDO
MDO
MDO
MDO
for additional information.
DATASHEET
131
Mode Selection
Management
MDO MDCLK
Parallel Slave
PMI
MDI
MDO_EnN
MDIO_DIR
MDO
MDI
MDC_DIR
MDC_ OUT
MDC_IN
Section 8.2.4, "EEPROM
MII Pins
Revision 1.2 (04-08-08)
MDIO
MDC
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