50 PIN EDGE or IDC at the computer??. | Pin | Name | Dir | Description | | 2 | /REDWC | IN | Reduced Write Current | | 4 | n/c | - | Reserved | | 6 | n/c | - | Reserved | | 8 | n/c | - | Reserved | | 10 | /FD2S | IN | Disk is two sided | | 12 | /DCG | IN | Disk has been changed/door open | | 14 | /SIDE | OUT | Side select | | 16 | /DLOCK | OUT | Door lock | | 18 | /HLD | OUT | Head load | | 20 | /INDEX | IN | Index Pulse | | 22 | /READY | IN | Ready | | 24 | n/c | - | Not connected | | 26 | /SEL1 | IN | Select Drive 1 | | 28 | /SEL2 | IN | Select Drive 2 | | 30 | /SEL3 | IN | Select Drive 3 | | 32 | /SEL4 | IN | Select Drive 4 | | 34 | /DIR | OUT | Direction | | 36 | /STEP | OUT | Step | | 38 | /WDAT | OUT | Write data | | 40 | /WGAT | OUT | Write gate | | 42 | /TR00 | IN | Track 00 (Zero) | | 44 | /WPROT | IN | Write protect | | 46 | /RDATA | IN | Read data | | 48 | n/c | - | Not connected | | 50 | n/c | - | Not connected |
Note: Direction is Computer relative Diskdrive.
Note: All odd pins are GND, Ground.
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