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LAN8740 Datasheet(PDF) 109 Page - Microchip Technology

Part # LAN8740
Description  Small Footprint MII/RMII 10/100 Energy Efficient Ethernet Transceiver with HP Auto-MDIX and flexPWR짰 Technology
PDF  136 Pages
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Manufacturer  MICROCHIP [Microchip Technology]
Direct Link  http://www.microchip.com
Logo MICROCHIP - Microchip Technology

LAN8740 Datasheet(HTML) 109 Page - Microchip Technology

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2013-2015 Microchip Technology Inc.
DS00001987A-page 109
LAN8740A/LAN8740Ai
4.3.24
TDR MATCH THRESHOLD REGISTER
Note 1: Software reset places the default values of this register into an indeterminate state. For proper operation of
the TDR, the TDR Match High Threshold and TDR Match Low Threshold must be set to 5’h12 and 5’h09,
respectively.
Index (In Decimal):
30.11
Size:
16 bits
Bits
Description
Type
Default
15:10
RESERVED
RO
-
9:5
TDR Match High Threshold
Sets the upper threshold to detect match cable.
R/W
5’h12
(see Note 1)
4:0
TDR Match Low Threshold
Sets the lower threshold to detect match cable.
R/W
5’h09
(see Note 1)



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