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Connector pinout: 8 inch Floppy Diskdrive
8 inch Floppy Diskdrive
| pin | name | direction | description | color | | 1 | -- | | -- | | | 2 | /REDWC | IN | Reduced Write Current | | | 3 | -- | | -- | | | 4 | n/c | | Reserved | | | 5 | -- | | -- | | | 6 | n/c | | Reserved | | | 7 | -- | | -- | | | 8 | n/c | | Reserved | | | 9 | -- | | -- | | | 10 | /FD2S | IN | Disk is two sided | | | 11 | -- | | -- | | | 12 | /DCG | IN | Disk has been changed/door open | | | 13 | -- | | -- | | | 14 | /SIDE | OUT | Side select | | | 15 | -- | | -- | | | 16 | /DLOCK | OUT | Door lock | | | 17 | -- | | -- | | | 18 | /HLD | OUT | Head load | | | 19 | -- | | -- | | | 20 | /INDEX | IN | Index Pulse | | | 21 | -- | | -- | | | 22 | /READY | IN | Ready | | | 23 | -- | | -- | | | 24 | n/c | | Not connected | | | 25 | -- | | -- | | | 26 | /SEL1 | IN | Select Drive 1 | | | 27 | -- | | -- | | | 28 | /SEL2 | IN | Select Drive 2 | | | 29 | -- | | -- | | | 30 | /SEL3 | IN | Select Drive 3 | | | 31 | -- | | -- | | | 32 | /SEL4 | IN | Select Drive 4 | | | 33 | -- | | -- | | | 34 | /DIR | OUT | Direction | | | 35 | -- | | -- | | | 36 | /STEP | OUT | Step | | | 37 | -- | | -- | | | 38 | /WDAT | OUT | Write data | | | 39 | -- | | -- | | | 40 | /WGAT | OUT | Write gate | | | 41 | -- | | -- | | | 42 | /TR00 | IN | Track 00 (Zero) | | | 43 | -- | | -- | | | 44 | /WPROT | IN | Write protect | | | 45 | -- | | -- | | | 46 | /RDATA | IN | Not connected | | | 47 | -- | | -- | | | 48 | n/c | | Not connected | | | 49 | -- | | -- | | | 50 | n/c | | Not connected | |
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