Toshiba MK3021GAS User Manual

Page 11

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Interface Pin Assignment

DRIVE INTERFACE SIGNALS

PIN SIGNAL PIN

SIGNAL

1

RESET

2

GROUND

3

DD 7

4

DD 8

5

DD 6

6

DD 9

7

DD 5

8

DD 10

9

DD 4

10

DD 11

11

DD 3

12

DD 12

13

DD 2

14

DD 13

15

DD 1

16

DD 14

17

DD 0

18

DD 15

19 GROUND 20 KEY

21 DMARQ 22

GROUND

23 DIOW/STOP 24 GROUND

25

DIOR/

-DMARDY

HSTROBE

26 GROUND

27

IORDY/

-DMARDY/-

DSTROBE

28 CSEL

29 DMACK 30

GROUND

31

INTRQ

32

IOCS16

33 DA1 34

PDIAG

35 DA0 36

DA

2

37 CS0 38

CS1

39 DASP 40

GROUND

41

+5V (LOGIC)

42

+5V (MOTOR)

43 GROUND 44

RESERVED

Note: Symbol () in front of signal indicates negative logic.