LAN8740A Datasheet, PDF (109/136 Pages) Microchip Technology – Small Footprint MII/RMII 10/100 Energy Efficient Ethernet Transceiver with HP Auto-MDIX and flexPWR® Technology

LAN8740A/LAN8740Ai
4.3.24 TDR MATCH THRESHOLD REGISTER
Index (In Decimal): 30.11
Size:
16 bits
Bits
15:10
9:5
4:0
Description
RESERVED
TDR Match High Threshold
Sets the upper threshold to detect match cable.
TDR Match Low Threshold
Sets the lower threshold to detect match cable.
Type
RO
R/W
R/W
Default
-
5’h12
(see Note 1)
5’h09
(see Note 1)
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.
 2013-2015 Microchip Technology Inc.
DS00001987A-page 109