Multitech MVPGK1 User's Guide download pdf (Page 49)

50 MultiVOIP Gatekeeper User Guide

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34-Pin Floppy Disk Drive Connector

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

Figure A-7. 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

Printer Port Connector

This 25-pin connector provides parallel printer data and control signals to and from the SBC board.

Figure A-8. Printer Port Connector

Pin Description Pin Description

1 -Strobe 10 -Acknowledge

2 +Data Bit 0 11 +Busy

3 +Data Bit 1 12 +Paper End

4 +Data Bit 2 13 +Select

5 +Data Bit 3 14 -Auto Feed

6 +Data Bit 4 15 -Error

7 +Data Bit 5 16 -Initialize Printer

8 +Data Bit 6 17 -Select Input

9 +Data Bit 7 18-25 Ground

1 2 ... 44 45 46 47 48 49 50 51 52 53 54 ... 86 87

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Multitech MVPGK1 User's Guide Page 49