Datasheet – SMSC LAN91C111 User Manual

Page 78

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10/100 Non-PCI Ethernet Single Chip MAC + PHY

Datasheet

Revision 1.91 (08-18-08)

78

SMSC LAN91C111 REV C

DATASHEET

9.6

Register 16. Configuration 1- Structure and Bit Definition

LNKDIS

XMTDIS

XMTPDN

Reserved

Reserved

BYPSCR

UNSCDS

EQLZR

RW

RW

RW

RW

RW

RW

RW

RW

0

0

0

0

0

0

0

0

CABLE

RLVL0

TLVL3

TLVL2

TLVL1

TLVL0

TRF1

TRF0

RW

RW

RW

RW

RW

RW

RW

RW

0

0

1

0

0

0

1

0

LNKDIS:

Link Disable

1 = Receive Link
Detect Function
Disabled (Force Link
Pass)

0 = Normal

XMTDIS:

TP Transmit

1 = TP Transmitter
Disabled

0 = Normal

XMTPDN:

TP Transmit

1 = TP Transmitter
Powered Down

Powerdown

0 = Normal

RESERVED:

RESERVED

Reserved, Must be 0
for Proper Operation

BYPSCR:

Bypass

1 = Bypass
Scrambler/Descram
bler

Scrambler/Descr-

0 = No Bypass

ambler Select

UNSCDS:

Unscrambled Idle

1 = Disable
AutoNegotiation with
devices that transmit
unscrambled

Reception Disable

idle on powerup and
various instances

0 = Enables
AutoNegotiation with
devices that transmit
unscrambled idle on
powerup and various
instances

EQLZR:

Receive Equalizer

1 = Receive
Equalizer Disabled,
Set To 0 Length

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