GPSBabel is a command-line tool that translates between various GPS formats, including reading from and writing to hardware devices. It runs on Linux, Mac OS X, Windows and other POSIX-compliant operating systems.
Typical invocation:
gpsbabel -D9 -i garmin -f /dev/cu.usbserial -o gpx -F waypoints.gpx
See notes on using Serial to USB converters.
Resources
- Project website
- GPX format
