
   The first thing to add to a new configuration is the device's
   "unit number" and name.  The unit number is important because
   that's how DOF identifies the device.  If you're going to use the
   Pico to run any feedback devices, DOF has to be able to find it,
   so the unit number is critical.  DOF expects that the Pinscape Picos
   are numbered sequentially starting at 1, so set the unit number on
   your first Pinscape Pico device to 1.  If you have a second Pico,
   set its unit number to 2, and 