LAN9252SLASHML datasheet(52/329 Pages) MICROCHIP

部件名	LAN9252/ML

功能描述	2/3-Port EtherCAT® Slave Controller with Integrated Ethernet PHYs

PDF	329 Pages

Scroll/Zoom	100%

制造商	MICROCHIP [Microchip Technology]

网页	http://www.microchip.com

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52 / 329 page

LAN9252

DS00001909A-page 52

 2015 Microchip Technology Inc.

tx_shift_strap[1:0]

EtherCAT MII Port TX Timing Shift Strap:

These straps

determine the value of the MII TX Timing Shift for the MII

port.

00 = 0ns

01 = 10ns

10 = 20ns

11 = 30ns

TX_SHIFT[1:0]

fx_mode_strap_1

PHY A FX Mode Strap:

Selects FX mode for PHY A.

This strap is set high when FXLOSEN is above 1 V (typ.) or

FXSDENA is above 1 V (typ.).

FXLOSEN :

FXSDENA

fx_mode_strap_2

PHY B FX Mode Strap:

Selects FX mode for PHY B.

This strap is set high when FXLOSEN is above 2 V (typ.) or

FXSDENB is above 1 V (typ.).

FXLOSEN :

FXSDENB

fx_los_strap_1

PHY A FX-LOS Select Strap:

Selects Loss of Signal mode

for PHY A.

This strap is set high when FXLOSEN is above 1 V (typ.).

FXLOSEN

fx_los_strap_2

PHY B FX-LOS Select Strap:

Selects Loss of Signal mode

for PHY B.

This strap is set high when FXLOSEN is above 2 V (typ.).

FXLOSEN

TABLE 7-1:

HARD-STRAP CONFIGURATION STRAP DEFINITIONS (CONTINUED)

Strap Name

Description

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