AX88780 datasheet(35/55 Pages) ASIX

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AX88780

ASIX ELECTRONICS CORPORATION

1=Full-duplex operation

0= Normal operation

COLTST

R/W

Collision test:

1=Enable collision test

0= Normal operation

6:0

Reserved

5.2 BMSR--Basic Mode Status Register

Index = 0x01

Field

Name

Type

Default

Description

100BCAP

0, PS

100Base-T4 capability

0 = AX88780 is not able to execute 100 BASE-T4 mode.

100BFUL

1, PS

100BASE-TX full-duplex capability:

1= AX88780 is able to perform in 100BASE-TX full-duplex mode.

100BHAF

1, PS

100BASE-TX half-duplex capability:

1 = AX88780 is able to perform in 100BASE-TX half-duplex mode.

10BFUL

1, PS

10BASE-T full-duplex capability:

1 = AX88780 is able to perform in 10BASE-T full-duplex mode.

10BHAF

1, PS

10BASE-T half-duplex capability:

1 = AX88780 is able to perform in 10BASE-T half-duplex mode.

10:7

All 0’s

Reserved, default 4’b0000

MFPS

0, PS

Management frame preamble suppression:

0 = AX88780 will not accept management frames with preamble suppressed.

AUTONEST R

Auto negotiation completion:

1 = auto-negotiation process is complete.

0 = auto-negotiation process is not completed

RFST

0, LH

Remote fault status:

1 = The link partner signals a far-end fault, read to clear.

0 = Remote fault condition is not detected

AUTOCFG R

1, PS

Auto configuration ability:

1 = AX88780 is able to perform auto-negotiation

LNKST

0, LL

Link status:

1= Valid link is established, (100Mb/s or 10Mb/s operation)

0= Valid link is not established

JABDET

0, LH

Jabber detection:

1= Jabber condition is detected.

0 = Jabber condition is not detected

EXTCAP

1, PS

Extended capability:

1= Extended register capable

0= Basic register capability only.

5.3 PHYIDR0--PHY Identifier 0 Register

Index = 0x02

Field

Name

Type

Default

Description

15:0

OUIMSB R

0x003B

OUI most significant bits.

Bits 3 to 18 of the OUI are mapped to bits 15 to 0 of this register respectively. The

most significant two bits of the OUI are ignored

AX88780 Datasheet(PDF) 35 Page - ASIX Electronics Corporation

AX88780 Datasheet(HTML) 35 Page - ASIX Electronics Corporation

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