Ch 2 Installation 37
Floppy Drive Connector (FDD1)
Floppy drive connector
Pin
Signal
Pin
Signal
1
GND
2
DENSITY SELECT0
3
GND
4
N.C.
5
GND
6
DENSITY SELECT1
7
GND
8
INDEX
9
GND
10
MOTOR A
11
GND
12
DRIVE SELECT B
13
GND
14
DRIVE SELECT A
15
GND
16
MOTOR B
17
GND
18
DIRECTION
19
GND
20
STEP
21
GND
22
WRITE DATA
23
GND
24
WRITE GATE
25
GND
26
TRACK 0
27
GND
28
WRITE PROTECT
29
GND
30
READ DATA
31
GND
32
HEAD
33
GND
34
DISK CHANGE
