Commell FS-97A Manual do Utilizador descarregar pdf (Página 40)

FS-97A User’s Manual I/O port pin assignment

Floppy Port

A.2 <Floppy Port>

Connector: FDD

Type: 34-pin (2 x 17) 2.54-pitch header

Pin Description Pin Description

1 Ground 2 DRIVE DENSITY SELECT 0

3 Ground 4 DRIVE DENSITY SELECT 1

5 Ground 6 N/C

7 Ground 8 INDEX-

9 Ground 10 MOTOR ENABLE A-

11 Ground 12 DRIVER SELECT B-

13 Ground 14 DRIVER 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 Ground 30 READ DATA-

31 Ground 32 HEAD SELECT-

33 Ground 34 DISK CHANGE-

FDD

1 2 ... 35 36 37 38 39 40 41 42 43 44 45 ... 52 53

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Commell FS-97A Manual do Utilizador Página 40