[Coco] Disto SC serial port

[Robert Gault]

Roger Taylor wrote:
> I'm looking for the specs for the serial port on any of the Disto SC 
> adaptor boards.  I think mine is the 3-in-1.  It has a clock battery and 
> the 17x2 header mounted on the side.
> 
> I do believe the pins of interest are going to be the 4x2 set apart from 
> the 13x2 pins, but trial-and-error finding which ones are for 
> send/receive/ground/dtr isn't possible without knowing how to read the 
> signals in the CoCo.  Any help would be most appreciated.

ftp://maltedmedia.com/coco/MANUALS0/DISTO/DISTO3N1.pdf