LAN9500AI datasheet(28/66 Pages) SMSC

28 / 66 page

USB 2.0 to 10/100 Ethernet Controller

Datasheet

Revision 1.1 (04-18-13)

SMSC LAN950x Family

DATASHEET

Table 5.2 describes the Configuration Flags.

Table 5.2 Configuration Flags

BITS

DESCRIPTION

7:6

RESERVED

5:4

(LAN9500A/LAN9500Ai Only, Otherwise RESERVED)

PHY Boost

This field provides the ability to boost the electrical drive strength of the HS output current to the

upstream port.

00 = Normal electrical drive strength.

01 = Elevated electrical drive strength (+4% boost).

10 = Elevated electrical drive strength (+8% boost).

11 = Elevated electrical drive strength (+12% boost).

RESERVED

Remote Wakeup Support

0 = The device does not support remote wakeup.

1 = The device supports remote wakeup.

(LAN9500A/LAN9500Ai Only, Otherwise RESERVED)

LED Select

This bit determines the functionality of external LED pins.

Power Method

0 = The device is bus powered.

1 = The device is self powered.

BIT

VALUE

PIN NAME

FUNCTION

nSPD_LED

Speed Indicator

nLNKA_LED

Link and Activity Indicator

nFDX_LED

Full Duplex Link Indicator

nSPD_LED

Speed Indicator

nLNKA_LED

Link Indicator

nFDX_LED

Activity Indicator

LAN9500AI データシート(PDF) 28 Page - SMSC Corporation

LAN9500AI データシート(HTML) 28 Page - SMSC Corporation

Html Pages

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66

データシートダウンロード