DP83255AVF datasheet(93/96 Pages) NSC

93 / 96 page

80 Detailed Descriptions (Continued)

Table 8-2

Symbol 1

Symbol 2

National Code

Current Line State

Control Bit

Data

Control Bit

Data

Control Bit

Data

ALS

n-n

ALS

N-C

ALS

C-N

ALS

C-C

ILS

I’-k-LS

ILS

Not I

I’-u-LS

ILS

Not I

I’-u-LS

ILS

Not I

I’-u-LS

Stuff Byte during ILS

I’-k-ILS

Not ALS and Not ILS

V’-k-LS

Not ALS and Not ILS

Not M

V’-u-LS

Not ALS and Not ILS

Not M

V’-u-LS

Not ALS and Not ILS

Not M

V’-u-LS

Stuff Byte during

V’-k-LS V’-u-LS

Not ILS

or I’-u-ILS

EB OverflowUnderflow

0011 1011

SMT PI Connnection (LSU)

0011 1010

Where

Any data symbol in 0 1 2

C e Any control symbol in V R S T I H

N e 0000 e Code for data symbol in a data control mixture byte

Idle Symbol

M e Any symbol that matches the current line state

I’

1011 e First symbols of the byte in Idle Line State

V’ e 0011 e PHY Invalid

LS e Line State

ALS e 000

ILS

001

NSD e 010

MLS e 100

HLS e 101

QLS e 110

NLS e 111

1 e Indicates symbol received does not match current line state

0 e Indicates symbol received matches current line state

Don’t care

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