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LAN9117 Datasheet(PDF) 36 Page - Microchip Technology

Part # LAN9117
Description  High Performance Single-Chip 10/100 Non-PCI Ethernet Controller
PDF  114 Pages
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Manufacturer  MICROCHIP [Microchip Technology]
Direct Link  http://www.microchip.com
Logo MICROCHIP - Microchip Technology

LAN9117 Datasheet(HTML) 36 Page - Microchip Technology

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LAN9117
DS00002267A-page 36
 2005-2016 Microchip Technology Inc.
FIGURE 3-12:
MII SWITCHING PROCEDURE
TX Stopped?
Halt Transmitter
Halt Receiver
RX Stopped?
Set
PHY_CLK_SEL
to 10b
Clocks Halted?
Set
EXT_PHY_SEL to
Desired MII Port
Set
PHY_CLK_SEL to
Desired MII Port
Enable RX
Enable TX
1
2
3
4
5
6
8
9
11
12
Complete
YES
NO
YES
NO
YES
NO
Using SMI, Set
Internal PHY and
External PHY to a
Stable State
7
13
10
Clocks
Running
YES
NO



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