IBM 9331-011 8" External Floppy Drive - eBay 183038271095

On 2/1/2018 2:52 PM, Ali wrote: Here's what I have, from notes I took about 10 years ago when I built a cable after beeping things out.? The YE-DATA drive itself uses the standard Shugart interface, IIRC. The below table lists the 50-pin edge connector pins of interest, the 37-pin d-sub on the back of the drive unit, and the 34-pin PC floppy cable.? I make no guarantees, but it worked for me: 50-pin edge??? ?? 37-pin Dsub??? ??? 34-pin edge -----------??? ?? -----------??? ??? ----------- 1??? ???? ??? ??? 20??? ??? ? ? ? ? ??? GND 2??? ??? ??? ???? 2??? ? ??? ? ?? ? ??? ????? (TG43) 9??? ???? ??? ??? 25??? ? ??? ??? ? ??? GND 10??? ??? ??? ??? 7??? ? ??? ? ?? ? ??? N/C 11??? ??? ??? ??? 37??? ?? ??? ? ?? ??? GND 12?? ? ?? ??? ??? 19?? ?? ??? ? ??? ??? 34??? (Ready) 13??? ?? ? ?? ??? 36? ??? ??? ? ??? ??? GND 14??? ?? ?? ? ??? 18?? ?? ??? ? ??? ??? 32??? (Side1) 17??? ??? ? ??? ? 28? ??? ??? ? ??? ??? GND 18??? ?? ?? ? ??? 10? ??? ??? ? ??? ??? 16??? (Motor ON/Load) 19??? ? ??? ? ??? 24? ??? ??? ? ??? ??? GND 20??? ? ??? ? ??? 6?? ?? ??? ?? ??? ??? 8??? (Index) 21??? ?? ?? ? ??? 27? ??? ??? ? ??? ??? GND 22??? ?? ?? ? ??? 9?? ?? ?? ? ? ??? ??? N/C 25??? ??? ?? ? ?? 26? ??? ??? ? ??? ??? GND 26??? ??? ? ??? ? 8?? ?? ? ?? ? ??? ??? 12??? (DS1->DS0) 33??? ?? ? ?? ??? 29? ??? ??? ? ??? ??? GND 34??? ? ??? ? ??? 11?? ?? ??? ? ??? ??? 18??? (Direction) 35??? ??? ??? ? ? 30?? ?? ??? ? ??? ??? GND 36??? ??? ? ??? ? 12?? ?? ??? ? ??? ??? 20??? (Step) 37??? ??? ?? ?? ? 31? ??? ??? ? ??? ??? GND 38??? ?? ? ?? ??? 13? ??? ??? ? ??? ??? 22??? (Write Data) 39?? ?? ? ??? ??? 32? ??? ??? ? ??? ??? GND 40?? ?? ? ??? ??? 14? ??? ??? ? ??? ??? 24??? (Write Gate) 41??? ?? ? ?? ??? 33? ??? ??? ? ??? ??? GND 42?? ?? ? ??? ??? 15? ??? ??? ? ??? ??? 26??? (Track 0) 43?? ?? ? ??? ??? 34?? ?? ??? ? ??? ??? GND 44??? ?? ? ?? ??? 16?? ?? ??? ? ??? ??? 28??? (Write Protect) 45??? ?? ? ?? ??? 35?? ?? ??? ? ??? ??? GND 46??? ?? ? ?? ??? 17?? ?? ??? ? ??? ??? 30??? (Read Data)