STE100A datasheet(63/82 Pages) STMICROELECTRONICS

63 / 82 page

STE10/100A

Registers and descriptors description

63/82

XR7(offset = d0h) - XMC, XCVR mode control

15~12

---

Reserved

Long distance mode of 10BASE-T.

0: normal squelch level.

1: reduced 10Base-T squelch level for extended

cable length.

0R/W

10~0

---

Reserved

XR8(offset = d4h) - XCIIS, XCVR configuration information and interrupt status

15~10

----

Reserved

SPEED

Speed configuration setting.

0: the speed is 10Mb/s.

1: the speed is 100Mb/s.

1RO

DUPLEX

Duplex configuration setting.

0: the duplex mode is half.

1: the duplex mode is full.

0RO

7PAUSE

PAUSE function configuration setting for flow

control.

0: PAUSE function is disabled.

1: PAUSE function is enabled

0RO

ANC

Auto-negotiation completed interrupt.

0: Auto-negotiation has not completed yet.

1: Auto-negotiation has completed.

0RO/LH*

5RFD

Remote fault detected interrupt.

0: there is no remote fault detected.

1: remote fault is detected.

0RO/LH*

4LS

Link fail interrupt.

0: link test status is up.

1: link is down.

0RO/LH*

3ANAR

Auto-negotiation acknowledge received

interrupt.

0: there is no link code word received.

1: link code word is receive from link partner.

0RO/LH*

2PDF

Parallel detection fault interrupt.

0: there is no parallel detection fault.

1: parallel detection is fault.

0RO/LH*

1ANPR

Auto-negotiation page received interrupt.

0: there is no auto-negotiation page received.

1: auto-negotiation page is received.

0RO/LH*

Table 10.

Transceiver registers description (continued)

Bit #

Name

Description

Default

RW type

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