Diskette Drive Interface Connector
The following table provides the pin assignments for the diskette drive interface connector.
Diskette Drive Connector Pin Assignments
Pin | Description | Pin | Description |
1 | Ground | 2 | DENSEL |
3 | Ground | 4 | Reserved |
5 | Key | 6 | FDEDIN |
7 | Ground | 8 | FDINDX# (Index) |
9 | Ground | 10 | FDM00# (Motor enable A) |
11 | Ground | 12 | No connect |
13 | Ground | 14 | FDDS0# (Drive select A) |
15 | Ground | 16 | No connect |
17 | No connect | 18 | FDDIR# (Stepper motor direction) |
19 | Ground | 20 | FDSTEP# (Step pulse) |
21 | Ground | 22 | FDWD# (Write data) |
23 | Ground | 24 | FDWE# (Write enable) |
25 | Ground | 26 | FDTRK0# (Track 0) |
27 | No connect | 28 | FDWPD# (Write protect) |
29 | Ground | 30 | FDRDATA# (Read data) |
31 | Ground | 32 | FDHEAD# (Side 1 select) |
33 | Ground | 34 | DSKCHG# (Diskette change) |
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