DP83849IF datasheet(67/108 Pages) NSC

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7.1.13 Page Select Register (PAGESEL)

This register is used to enable access to the Link Diagnostics Registers.

DUP_INT

0, RO/COR

Change of duplex status interrupt:

1 = Duplex status change interrupt is pending and is cleared by

the current read.

0 = No duplex status change interrupt pending.

ANC_INT

0, RO/COR

Auto-Negotiation Complete interrupt:

1 = Auto-negotiation complete interrupt is pending and is cleared

by the current read.

0 = No Auto-negotiation complete interrupt pending.

FHF_INT

0, RO/COR

False Carrier Counter half-full interrupt:

1 = False carrier counter half-full interrupt is pending and is

cleared by the current read.

0 = No false carrier counter half-full interrupt pending.

RHF_INT

0, RO/COR

Receive Error Counter half-full interrupt:

1 = Receive error counter half-full interrupt is pending and is

cleared by the current read.

0 = No receive error carrier counter half-full interrupt pending.

LQ_INT_EN

0, RW

Enable Interrupt on Link Quality Monitor event

ED_INT_EN

0, RW

Enable Interrupt on energy detect event

LINK_INT_EN

0, RW

Enable Interrupt on change of link status

SPD_INT_EN

0, RW

Enable Interrupt on change of speed status

DUP_INT_EN

0, RW

Enable Interrupt on change of duplex status

ANC_INT_EN

0, RW

Enable Interrupt on Auto-negotiation complete event

FHF_INT_EN

0, RW

Enable Interrupt on False Carrier Counter Register half-full event

RHF_INT_EN

0, RW

Enable Interrupt on Receive Error Counter Register half-full event

Table 32. Page Select Register (PAGESEL), address 13h

Bit

Bit Name

Default

Description

15:2

RESERVED

0, RO

RESERVED: Writes ignored, Read as 0

1:0

PAGE_SEL

0, RW

Page_Sel Bit:

Selects between paged registers for address 14h to 1Fh.

0 = Extended Registers Page 0

1 = RESERVED

2 = Link Diagnostics Registers Page 2

Table 31. MII Interrupt Status and Misc. Control Register (MISR), address 12h

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