W5200 datasheet(10/88 Pages) WIZNET

10 / 88 page

If you don’t use SPI mode, in other words, if you want to

use indirect mode, then you tied this signal to ‘0’.

This function activate only when reset period.

(*) These pins are related with indirect interface mode. If you need details, Please refer

to the W5200_AN_Indirect.pdf file.

1.2 PHY Signals

Symbol

Type

Pin No

Description

RXIP

RXIP/RXIN Signal Pair

The differential data from the media is received on

the RXIP/RXIN signal pair.

RXIN

TXOP

TXOP/TXON Signal Pair

The differential data is transmitted to the media on

the TXOP/TXIN signal pair.

TXON

BIAS

BIAS Register

Connect a resistor of 28.7

㏀±1% to the ground.

Refer to the “Reference schematic”.

ANE

Auto Negotiation Mode Enable

This pin selects Enable/Disable of Auto Negotiation

Mode.

Low :Auto Negotiation Mode Disable

High : Auto Negotiation Mode Enable

A0/DUP

Full Duplex Mode Enable

This pin selects Enable/Disable of Full Duplex Mode.

Low = Half Duplex Mode Enable

High = Full Duplex Mode Enable

This function activates only during reset period.

A1/SPD

Speed Mode

This pin selects 100M/10M Speed Mode.

Low = 10M Speed Mode

High = 100M Speed Mode

This function activates only during reset period.

1.3 Miscellaneous Signals

Symbol

Type

Pin No

Description

FDXLEDn/M2

SPDLEDn/M1

LINKLEDn/M0

W5200 MODE SELECT

Normal mode : 111

Other test modes are internal test mode.

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