lan9303 Standard Microsystems Corp., lan9303 Datasheet - Page 128
lan9303
Manufacturer Part Number
lan9303
Description
Small Form Factor Three Port 10/100 Managed Ethernet Switch With Single Mii/rmii/turbo Mii
Manufacturer
Standard Microsystems Corp.
Datasheet
1.LAN9303.pdf
(366 pages)
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Revision 1.3 (08-27-09)
10.4.2
Port 0 MAC Mode I
In MAC mode I
SMI slave and the Virtual PHY are not used in this mode.
The Virtual PHY and PMI interfaces are accessible via the I
Refer to
Figure 10.2
Figure 10.2 MII Mux Management Path Connections - MAC Mode I
MDI
MDCLK
MDI
MDCLK
MDI
MDCLK
MDI
MDCLK
Section 8.4, "EEPROM Loader," on page 113
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 internal PHYs and the external PHY are accessed via the PMI. The
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
128
Mode Selection
Management
MDO MDCLK
for additional information.
Parallel Slave
2
C slave interface or the EEPROM Loader.
PMI
MDI
MDO_EnN
2
C Managed
MDO
MDI
MDC_DIR
MDC_ OUT
MDC_IN
MDIO_DIR
MII Pins
SMSC LAN9303/LAN9303i
MDIO
MDC
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