Aaeon PCM-6896 Manual page 46

Floppy Drive Connector (CN19)
Pin Signal
1 GND
3 GND
5 GND
7 GND
9 GND
11 GND
13 GND
15 GND
17 GND
19 GND
21 GND
23 GND
25 GND
27 GND
29 N.C.
31 GND
33 N.C.
Pin Signal
2 DENSITY SELECT
4 N.C.
6 N.C.
8 INDEX
10 MOTOR A
12 DRIVE SELECT B
14 DRIVE SELECT A
16 MOTOR B
18 DIRECTION
20 STEP
22 WRITE DATA
24 WRITE GATE
26 TRACK 0
28 WRITE PROTECT
30 READ DATA
32 SIDE 1
34 DISK CHANGE