This format can...
read and write waypoints
This format is derived from the xcsv format, so it has all of the same options as that format.
This is the waypoint file format for Navigon units such as the Navigon 7100.
To actually manipulate the file on the unit, use a USB cable or SD card
reader and work with
The waypoints are be created with a minimal amount of data; the unit will
fill in the other fields on use. The other fields appear to be data the
unit infers, such as nearby streets.
Note that this is the waypoint/placemark format (.storage) and not the route file format (.rte, .mn4) that is used by routes.