STE100A datasheet(61/82 Pages) STMICROELECTRONICS

61 / 82 page

STE10/100A

Registers and descriptors description

61/82

XR4(offset = c4h) - ANA, Auto-negotiation advertisement

NXTPG

Next page ability.

Always 0; STE10/100A does not provide next

page ability.

0RO

---

reserved

Remote fault function.

1: remote fault function present

0R/W

12,11

---

Reserved

Flow control function ability.

1: supports PAUSE operation of flow control for

full duplex link.

1R/W

9T4

100BASE-T4 ability.

Always 0; STE10/100A does not provide

100BASE-T4 ability.

0RO

8TXF

100BASE-TX full duplex ability.

1: 100Base-TX full duplex ability supported

1R/W

7TXH

100BASE-TX half duplex ability.

1: 100Base-TX ability supported.

1R/W

10F

10BASE-T full duplex ability.

1: 10Base-T full duplex ability supported.

1R/W

10H

10BASE-T half duplex ability.

1: 10Base-T ability supported.

1R/W

4~0

Select field. Default 00001=IEEE 802.3

00001

XR5(offset = c8h) - ANLP, Auto-negotiation link partner ability

LPNP

Link partner next page ability.

0: link partner without next page ability.

1: link partner with next page ability.

0RO

LPACK

Received link partner acknowledge.

0: link code word not yet received.

1: link partner successfully received

STE10/100A’s link code word.

0RO

LPRF

Link partner’s remote fault status.

0: no remote fault detected.

1: remote fault detected.

0RO

12,11

---

Reserved

LPFC

Link partner’s flow control ability.

0: link partner without PAUSE function ability.

1, link partner with PAUSE function ability for full

duplex link.

0RO

Table 10.

Transceiver registers description (continued)

Bit #

Name

Description

Default

RW type

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