(work in progress)
This is for Pockegotion, the PocketCape to interface with an Quadrigotion board. In addition to the Quadrigotion interface, it will have a couple of opto-coupled inputs and PWM outputs.
Pins are defined with the universal overlay, so can be loaded with
/opt/source/bb.org-overlays/tools/beaglebone-universal-io/config-pin -f pockegotion.pins
The 'cape' is pretty much experimental right now: