IP175ALF-DS-R02 datasheet(36/60 Pages) ETC2

36 / 60 page

IP175A LF

Preliminary Data Sheet

36/60

February 20, 2006

IP175A LF-DS-R08

MII

ROM

Function

R/W

Description

Default

MII register 1DH (29D)

1D[15:12

]

Reserved

1D.11

Reserved

1D.10

jab_on

R/W

Jabber enabled.

1: jabber function enabled

0: jabber function disabled

1D.9

heartbt_en,

R/W

Heartbeat enabled.

1: heartbeat function enabled

0: heartbeat function disabled

1D.8

reptr_en

R/W

Select NIC or repeater mode.

1: repeater mode

0: NIC mode

1D.7

lp_nway_able

Link partner is auto-negotiation able.

1: link partner supports auto-negotiation

0: link partner doesn’t support auto-negotiation

1D.6

polrev

Analog transmit/receive signal polarity

1: RX+- polarity reversed

0: RX+- polarity not reversed

1D.5

phyaddr_fix

R/W

PHY address fix or not.

1: MII registers can be accessed only if the PHY

address filed in management frame matches the

content of MII register 29[4:0].

0: MII registers can be accessed in spite of the PHY

address.

1D[4:0]

phyaddr

R/W

Define PHY address

5’b0

IP175ALF-DS-R02 数据表(PDF) 36 Page - List of Unclassifed Manufacturers

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