Connector ethernet interconnect signals (mvme712b), Table 3-8. ethernet interconnect signals (mvme712b, Table 3-8 – Motorola MVME712B User Manual

Page 46

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Interconnect Signals

MVME712A/D3

3-13

3

Connector ETHERNET Interconnect Signals (MVME712B)

Each pin connection, signal mnemonic, and signal characteristic for the
connector is listed in

Table 3-8

.

Table 3-8. ETHERNET Interconnect Signals (MVME712B)

Pin

Number

Signal

Mnemonic

Signal Name and Description

1

Not used.

2

C+

COLLISION + (Input) - a signal to indicate that
multiple stations are contending for access to the
transmission medium.

3

T+

TRANSMIT + (Output) - this line is intended to
operate into terminated transmission lines.

4

Not used.

5

R+

RECEIVE + (Input) - a data input sourced by the
MAU.

6

GND

GROUND

7,8

Not used.

9

C-

COLLISION - (Input) - part of a differential pair.

10

T-

TRANSMIT - (Output) - part of a differential pair.

11

Not used.

12

R-

RECEIVE - (Input) - part of a differential pair.

13

+12VF

+12 Vdc Power - fused on MPU board.

14,15

Not used.

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