78Q2132 Просмотр технического описания (PDF) - TDK Corporation

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78Q2132

1/10BASE-T HomePNA/Ethernet Transceiver

TDK Corporation 

78Q2132

1/10BASE-TX

HomePNA/Ethernet Transceiver

CONTROL AND STATUS (continued)

NAME

TECH[2:0]

MII_EN

80-PIN

63-65

74

64-PIN

51-53

60

TYPE

I

I

DESCRIPTION

TECHNOLOGY ABILITY/SELECT: TECH[2:0] sets the

technology ability of the chip which is reflected in MR0.13,8,

MR1.14:11 and MR4.12:5.

Mode

Function

000

10BaseT, half-duplex, full-duplex

001

10BaseT, half-duplex

010

Reserved

011

10BaseT, half-duplex

100

HomePNA

101

10BaseT, full-duplex

110

Reserved

111

10BaseT, half-duplex, full-duplex, HomePNA

MII ENABLE: When this pin is high, the MII port mode is

selected. When low, its meaning is dependent on the mode of

the chip as shown below:

Mode

HomePNA

10BT

Function

Hi

Lo

MII

GPSI

MII

MII

MDI (Media Dependent Interface)

NAME

80-PIN 64-PIN TYPE

802OP, 802ON

3, 5

1, 3

A

802IP, 802IN

62, 61 50, 49

A

DESCRIPTION

TRANSMIT OUTPUT POSITIVE/NEGATIVE: Transmitter

outputs for 803.2.

RECEIVE INPUT POSITIVE/NEGATIVE: Receiver inputs for

802.3.

NAME

HLIP, HLIN

HLOP, HLON

80-PIN 64-PIN TYPE DESCRIPTION

68, 67 56, 55

A RECEIVE POSITIVE/NEGATIVE: Receiver inputs for

HomePNA

78, 80 62, 64

A TRANSMIT POSITIVE/NEGATIVE: Transmitter outputs for

HomePNA.

8

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