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32 CommPlete 4000 Communications Server User Guide

Appendices

RJ-45 Connector

This connector ties the EN-Series Ethernet board to a 10BASET network.

Figure A-5. RJ-45 Connector (viewed from connector side)

Pin Identification

Pin Description

1 + Transmit Data

2 - Transmit Data

3 + Receive Data

4 No Connect

5 No Connect

6 -Receive Data

7 No Connect

8 No Connect

34-Pin Floppy Disk Drive Connector

This connector provides signal and data connection between the floppy drive and the SBC board.

Figure A-4. Floppy Disk Connector

Pin Description Pin Description

1 Ground 18 Direction (Stepper Motor)

2 RPM/RWC 19 Ground

3 Ground 20 Step Pulse

4 Not Used 21 Ground

5 Ground 22 Write Data

6 Not Used 23 Ground

7 Ground 24 Write Enable

8 Index 25 Ground

9 Ground 26 Track 0

10 Motor Enable 1 27 Ground

11 Ground 28 Write Protect

12 Drive Select 2 29 Ground

13 Ground 30 Read Data

14 Drive Select 1 31 Ground

15 Ground 32 Select Head

16 Motor Enable 2 33 Ground

17 Ground 34 /DCHNG

1 2 ... 27 28 29 30 31 32 33 34 35 36 37 38 39 40

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Multi-Tech Systems Hub Uživatelský manuál Strana 32