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SOM-DB4400 User's Manual
A.3 Floppy drive connector (CN8)
Table A-3: Floppy drive connector
Pin
Signal
Pin
Signal
1
GND
2
DENSITY SELECT*
3
GND
4
N/C
5
GND
6
N/C
7
GND
8
INDEX*
9
GND
10
MOTOR 0*
11
GND
12
DRIVE SELECT 1*
13
GND
14
DRIVE SELECT 0*
15
GND
16
MOTOR 1*
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 SELECT*
33
GND
34
DISK CHANGE*
* low active