lan9217 Standard Microsystems Corp., lan9217 Datasheet - Page 45

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lan9217

Manufacturer Part Number
lan9217
Description
Lan9217 16-bit High-performance Single-chip 10/100 Ethernet Controller With Hp Auto-mdix Support
Manufacturer
Standard Microsystems Corp.
Datasheet

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16-bit High-Performance Single-Chip 10/100 Ethernet Controller with HP Auto-MDIX Support
Datasheet
SMSC LAN9217
1
2
3
4
5
6
7
External PHY to a
Internal PHY and
Halt Transmitter
PHY_CLK_SEL
Clocks Halted?
Using SMI, Set
Halt Receiver
TX Stopped?
RX Stopped?
Stable State
to 10b
Set
YES
YES
YES
Figure 3.11 MII Switching Procedure
NO
NO
NO
DATASHEET
45
10
11
12
13
8
9
EXT_PHY_SEL to
PHY_CLK_SEL to
Desired MII Port
Desired MII Port
Enable RX
Enable TX
Complete
Running
Clocks
Set
Set
YES
NO
Revision 2.3 (08-06-08)

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