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A.2

Page 39

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LV-651 User’s Manual I/O Port Pin Assignment

Floppy Port

39

A.2

Connector: FDD
Type: 26-pin connector

Pin

Description

Pin

Description

1 VCC

2 INDEX

3 VCC

4 DRV0

5 VCC

6 DSKCHG

7 DRV1

8 N/C

9 MTR1

10

MTR0

11 RPM

12 DIR

13 N/C

14 STEP

15 Ground

16 WRITE

DATA

17 Ground

18 WRITE

GATE

19 N/C

20 TRACK

0

21 N/C

22 WRPTR

23 Ground

24 RDATA-

25 Ground

26 SEL

A.3

Connector: COM1/2

Type: 9-pin D-sub male connector on bracket

Pin

Description

Pin

Description

1 DCD-

6 DSR-

2 SIN-

7 RTS-

3 SO-

8 CTS-

4 DTR-

9 RI

5 Ground

10

N/C


10

1

9

2

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