3.10 Floppy Disk Drive Connector

The HS-2601A uses a standard 34-pin header connector, CN11, for floppy disk drive connection. A total of two FDD drives may be connected to CN11 at any given time.

CN11: FDD Connector

PIN

Description

PIN

Description

 

 

 

 

1

GND

2

RWC-

3

GND

4

N/C

5

GND

6

DS1-

7

GND

8

Index#

9

GND

10

Motor Enable A#

11

GND

12

Drive Select B#

13

GND

14

Drive Select A#

15

GND

16

Motor Enable B#

17

GND

18

Direction#

19

GND

20

Step#

21

GND

22

WD-

23

GND

24

WE-

25

GND

26

Track 0#

27

GND

28

WP-

29

N/C

30

RDATA-

31

GND

32

HEAD-

33

N/C

34

DSKCHG-

N/C

GND

N/C

GND

GND

GND

GND

GND

GND

GND

GND

GND

GND

GND

GND

GND

GND

33

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

1

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

34

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

2

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

-DSKCHG

-HEAD

-RDATA

-WP

0# TRACK

-WE

-WD’

STEP#

DIRECTION#

B# ENABLE MOTOR

A# SELECT DRIVE

B# SELECT DRIVE

A# ENABLE MOTOR

INDEX#

-DS1

N/C

-RWC

u

15