[Coco] PC-to-CoCo floppy drive cable

[Bruce W. Calkins]

Here's the first 4 hits I gtet from Google.

http://www.interfacebus.com/PC_Floppy_Drive_PinOut.html

http://pinouts.ru/Storage/InternalDisk_pinout.shtml

http://pinouts.ru/Storage/InternalDisk_pinout.shtml

http://pinouts.ru/Storage/InternalDisk_pinout.shtml

If all other lines run through to the drive, the switch or jumper should be 
able to change it from #1 to #0, unless you have one so new that that option 
does not exist.

Bruce W.




> I'm having trouble locating the pinouts for the CoCo floppy cable.  Is 
> this hard to believe?  I've looked in almost every CoCo manual I have and 
> many technical PDF docs with no luck.  After hundreds of posts on the 
> subject over the years and lots of CoCo tech documents on the web, nothing 
> is turning up after 1 hour of digging.
>
> Anyway, I'm trying (yet again) to wire a PC 3.5" drive (hard-wired as 
> Drive 1) to be seen as Drive 0 on the CoCo.  The drive currently is seen 
> as Drive 1 and works good.  I'm using a cable I apparently hacked in the 
> past but later I lined the ribbon wires back up normally and crimped it 
> back to work with normal CoCo floppy drives.  I know I need to swap or 
> twist a few of the ribbon wires, but I have no clue which ones they are 
> now.
>
> It seems like this should be written in stone and easy to find, and I've 
> found this info in the past which is why I'm wondering where it is hiding 
> on the web.
>
> Any help?
> Thanks
> -- 
> Roger Taylor
>
> http://www.wordofthedayonline.com
>
>
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