B.8 Floppy Drive Connector (CN13)
Table B-8: Floppy drive connector (CN13)
Pin
1
3
5
7
9
11
13
15
17
19
21
23
25
27
29
31
33
* Low active
33 31 .... 3 1
34 32 .... 4 2
Signal
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
Pin
Signal
2
DENSITY SELECT*
4
N/C
6
N/C
8
INDEX*
10
MOTOR 0*
12
DRIVE SELECT 1*
14
DRIVE SELECT 0*
16
MOTOR 1*
18
DIRECTION*
20
STEP*
22
WRITE DATA*
24
WRITE GATE*
26
TRACK 0*
28
WRITE PROTECT*
30
READ DATA*
32
HEAD SELECT*
34
DISK CHANGE*
Appendix B Pin Assignments
67