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1 floppy disk drive connector – ICP DAS USA SAGP-845EV User Manual

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3.1 Floppy Disk Drive Connector

SAGP-845EV board has a 34-pin connector for the floppy drive.

FDD1: FDC CONNECTOR

PIN NO.

DESCRIPTION

PIN NO.

DESCRIPTION

1 GROUND 2

REDUCE

WRITE

3 GROUND 4

N/C

5 GROUND 6

N/C

7 GROUND 8

INDEX#

9

GROUND

10

MOTOR ENABLE A#

11 GROUND 12

DRIVE

SELECT

B#

13 GROUND 14

DRIVE

SELECT

A#

15

GROUND

16

MOTOR ENABLE B#

17 GROUND 18

DIRECTION#

19 GROUND 20

STEP#

21 GROUND 22

WRITE

DATA#

23 GROUND 24

WRITE

GATE#

25 GROUND 26

TRACK

0#

27 GROUND 28

WRITE

PROTECT#

29 N/C 30

READ

DATA#

31

GROUND

32

SIDE 1 SELECT#

33 N/C 34

DISK

CHANGE#

1

2

33

34